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Kernel 5.4 RUTX support

This commit is contained in:
Ycarus (Yannick Chabanois) 2023-08-14 17:47:02 +02:00
parent 839fcf1cab
commit cfce9f52b2
7376 changed files with 3902 additions and 546 deletions

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#
# (C) Copyright 2010
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
# Contributor: Mahavir Jain <mjain@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := aspenite.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* (C) Copyright 2010
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
* Contributor: Mahavir Jain <mjain@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <mvmfp.h>
#include <asm/arch/cpu.h>
#include <asm/arch/mfp.h>
#include <asm/arch/armada100.h>
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
u32 mfp_cfg[] = {
/* I2C */
MFP105_CI2C_SDA,
MFP106_CI2C_SCL,
/* Enable Console on UART1 */
MFP107_UART1_RXD,
MFP108_UART1_TXD,
MFP_EOC /*End of configureation*/
};
/* configure MFP's */
mfp_config(mfp_cfg);
return 0;
}
int board_init(void)
{
/* arch number of Board */
gd->bd->bi_arch_number = MACH_TYPE_ASPENITE;
/* adress of boot parameters */
gd->bd->bi_boot_params = armd1_sdram_base(0) + 0x100;
return 0;
}

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(cpu/mpc7xxx/start.S)
start:
b boot_cold
start_warm:
b boot_warm
boot_cold:
boot_warm:
clear bats
init l2 (if enabled)
init altivec (if enabled)
invalidate l2 (if enabled)
setup bats (from defines in config_EVB)
enable_addr_trans: (if MMU enabled)
enable MSR_IR and MSR_DR
jump to in_flash
in_flash:
enable l1 dcache
gal_low_init: (board/evb64260/sdram_init.S)
config SDRAM (CFG, TIMING, DECODE)
init scratch regs (810 + 814)
detect DIMM0 (bank 0 only)
config SDRAM_PARA0 to 256/512Mbit
bl sdram_op_mode
detect bank0 width
write scratch reg 810
config SDRAM_PARA0 with results
config SDRAM_PARA1 with results
detect DIMM1 (bank 2 only)
config SDRAM_PARA2 to 256/512Mbit
detect bank2 width
write scratch reg 814
config SDRAM_PARA2 with results
config SDRAM_PARA3 with results
setup device bus timings/width
setup boot device timings/width
setup CPU_CONF (0x0)
setup cpu master control register 0x160
setup PCI0 TIMEOUT
setup PCI1 TIMEOUT
setup PCI0 BAR
setup PCI1 BAR
setup MPP control 0-3
setup GPP level control
setup Serial ports multiplex
setup stack pointer (r1)
setup GOT
call cpu_init_f
debug leds
board_init_f: (common/board.c)
board_early_init_f:
remap gt regs?
map PCI mem/io
map device space
clear out interrupts
init_timebase
env_init
serial_init
console_init_f
display_options
initdram: (board/evb64260/evb64260.c)
detect memory
for each bank:
dram_size()
setup PCI slave memory mappings
setup SCS
setup monitor
alloc board info struct
init bd struct
relocate_code: (cpu/mpc7xxx/start.S)
copy,got,clearbss
board_init_r(bd, dest_addr) (common/board.c)
setup bd function pointers
trap_init
flash_init: (board/evb64260/flash.c)
setup bd flash info
cpu_init_r: (cpu/mpc7xxx/cpu_init.c)
nothing
mem_malloc_init
malloc_bin_reloc
spi_init (r or f)??? (CONFIG_ENV_IS_IN_EEPROM)
env_relocated
misc_init_r(bd): (board/evb64260/evb64260.c)
mpsc_init2

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/*
* (C) Copyright 2001
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifdef ECC_TEST
static inline void ecc_off (void)
{
*(volatile int *) (INTERNAL_REG_BASE_ADDR + 0x4b4) &= ~0x00200000;
}
static inline void ecc_on (void)
{
*(volatile int *) (INTERNAL_REG_BASE_ADDR + 0x4b4) |= 0x00200000;
}
static int putshex (const char *buf, int len)
{
int i;
for (i = 0; i < len; i++) {
printf ("%02x", buf[i]);
}
return 0;
}
static int char_memcpy (void *d, const void *s, int len)
{
int i;
char *cd = d;
const char *cs = s;
for (i = 0; i < len; i++) {
*(cd++) = *(cs++);
}
return 0;
}
static int memory_test (char *buf)
{
const char src[][16] = {
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
{0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02},
{0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
0x04, 0x04, 0x04, 0x04, 0x04, 0x04},
{0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
0x08, 0x08, 0x08, 0x08, 0x08, 0x08},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20},
{0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40,
0x40, 0x40, 0x40, 0x40, 0x40, 0x40},
{0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
0x80, 0x80, 0x80, 0x80, 0x80, 0x80},
{0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
0x55, 0x55, 0x55, 0x55, 0x55, 0x55},
{0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff}
};
const int foo[] = { 0 };
int i, j, a;
printf ("\ntest @ %d %p\n", foo[0], buf);
for (i = 0; i < 12; i++) {
for (a = 0; a < 8; a++) {
const char *s = src[i] + a;
int align = (unsigned) (s) & 0x7;
/* ecc_off(); */
memcpy (buf, s, 8);
/* ecc_on(); */
putshex (s, 8);
if (memcmp (buf, s, 8)) {
putc ('\n');
putshex (buf, 8);
printf (" [FAIL] (%p) align=%d\n", s, align);
for (j = 0; j < 8; j++) {
s[j] == buf[j] ? puts (" ") :
printf ("%02x",
(s[j]) ^ (buf[j]));
}
putc ('\n');
} else {
printf (" [PASS] (%p) align=%d\n", s, align);
}
/* ecc_off(); */
char_memcpy (buf, s, 8);
/* ecc_on(); */
putshex (s, 8);
if (memcmp (buf, s, 8)) {
putc ('\n');
putshex (buf, 8);
printf (" [FAIL] (%p) align=%d\n", s, align);
for (j = 0; j < 8; j++) {
s[j] == buf[j] ? puts (" ") :
printf ("%02x",
(s[j]) ^ (buf[j]));
}
putc ('\n');
} else {
printf (" [PASS] (%p) align=%d\n", s, align);
}
}
}
return 0;
}
#endif

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/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* Hacked for the DB64360 board by Ingo.Assmus@keymile.com
* extra improvments by Brain Waite
*/
#include <common.h>
#include <mpc8xx.h>
#include <malloc.h>
#include <i2c.h>
#include "../include/mv_gen_reg.h"
#include "../include/core.h"
#define MAX_I2C_RETRYS 10
#define I2C_DELAY 1000 /* Should be at least the # of MHz of Tclk */
#undef DEBUG_I2C
/*#define DEBUG_I2C*/
#ifdef DEBUG_I2C
#define DP(x) x
#else
#define DP(x)
#endif
/* Assuming that there is only one master on the bus (us) */
void i2c_init (int speed, int slaveaddr)
{
unsigned int n, m, freq, margin, power;
unsigned int actualN = 0, actualM = 0;
unsigned int control, status;
unsigned int minMargin = 0xffffffff;
unsigned int tclk = CONFIG_SYS_TCLK;
unsigned int i2cFreq = speed; /* 100000 max. Fast mode not supported */
DP (puts ("i2c_init\n"));
/* gtI2cMasterInit */
for (n = 0; n < 8; n++) {
for (m = 0; m < 16; m++) {
power = 2 << n; /* power = 2^(n+1) */
freq = tclk / (10 * (m + 1) * power);
if (i2cFreq > freq)
margin = i2cFreq - freq;
else
margin = freq - i2cFreq;
if (margin < minMargin) {
minMargin = margin;
actualN = n;
actualM = m;
}
}
}
DP (puts ("setup i2c bus\n"));
/* Setup bus */
/* gtI2cReset */
GT_REG_WRITE (I2C_SOFT_RESET, 0);
DP (puts ("udelay...\n"));
udelay (I2C_DELAY);
DP (puts ("set baudrate\n"));
GT_REG_WRITE (I2C_STATUS_BAUDE_RATE, (actualM << 3) | actualN);
GT_REG_WRITE (I2C_CONTROL, (0x1 << 2) | (0x1 << 6));
udelay (I2C_DELAY * 10);
DP (puts ("read control, baudrate\n"));
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
GT_REG_READ (I2C_CONTROL, &control);
}
static uchar i2c_start (void)
{ /* DB64360 checked -> ok */
unsigned int control, status;
int count = 0;
DP (puts ("i2c_start\n"));
/* Set the start bit */
/* gtI2cGenerateStartBit() */
GT_REG_READ (I2C_CONTROL, &control);
control |= (0x1 << 5); /* generate the I2C_START_BIT */
GT_REG_WRITE (I2C_CONTROL, control);
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count = 0;
while ((status & 0xff) != 0x08) {
udelay (I2C_DELAY);
if (count > 20) {
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */
return (status);
}
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
}
return (0);
}
static uchar i2c_select_device (uchar dev_addr, uchar read, int ten_bit)
{
unsigned int status, data, bits = 7;
int count = 0;
DP (puts ("i2c_select_device\n"));
/* Output slave address */
if (ten_bit) {
bits = 10;
}
data = (dev_addr << 1);
/* set the read bit */
data |= read;
GT_REG_WRITE (I2C_DATA, data);
/* assert the address */
RESET_REG_BITS (I2C_CONTROL, BIT3);
udelay (I2C_DELAY);
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count = 0;
while (((status & 0xff) != 0x40) && ((status & 0xff) != 0x18)) {
udelay (I2C_DELAY);
if (count > 20) {
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */
return (status);
}
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
}
if (bits == 10) {
printf ("10 bit I2C addressing not yet implemented\n");
return (0xff);
}
return (0);
}
static uchar i2c_get_data (uchar * return_data, int len)
{
unsigned int data, status = 0;
int count = 0;
DP (puts ("i2c_get_data\n"));
while (len) {
/* Get and return the data */
RESET_REG_BITS (I2C_CONTROL, (0x1 << 3));
udelay (I2C_DELAY * 5);
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
while ((status & 0xff) != 0x50) {
udelay (I2C_DELAY);
if (count > 2) {
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */
return 0;
}
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
}
GT_REG_READ (I2C_DATA, &data);
len--;
*return_data = (uchar) data;
return_data++;
}
RESET_REG_BITS (I2C_CONTROL, BIT2 | BIT3);
while ((status & 0xff) != 0x58) {
udelay (I2C_DELAY);
if (count > 200) {
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */
return (status);
}
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
}
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /* stop */
return (0);
}
static uchar i2c_write_data (unsigned int *data, int len)
{
unsigned int status;
int count = 0;
unsigned int temp;
unsigned int *temp_ptr = data;
DP (puts ("i2c_write_data\n"));
while (len) {
temp = (unsigned int) (*temp_ptr);
GT_REG_WRITE (I2C_DATA, temp);
RESET_REG_BITS (I2C_CONTROL, (0x1 << 3));
udelay (I2C_DELAY);
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
while ((status & 0xff) != 0x28) {
udelay (I2C_DELAY);
if (count > 20) {
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */
return (status);
}
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
}
len--;
temp_ptr++;
}
/* 11-14-2002 Paul Marchese */
/* Can't have the write issuing a stop command */
/* it's wrong to have a stop bit in read stream or write stream */
/* since we don't know if it's really the end of the command */
/* or whether we have just send the device address + offset */
/* we will push issuing the stop command off to the original */
/* calling function */
/* set the interrupt bit in the control register */
GT_REG_WRITE (I2C_CONTROL, (0x1 << 3));
udelay (I2C_DELAY * 10);
return (0);
}
/* 11-14-2002 Paul Marchese */
/* created this function to get the i2c_write() */
/* function working properly. */
/* function to write bytes out on the i2c bus */
/* this is identical to the function i2c_write_data() */
/* except that it requires a buffer that is an */
/* unsigned character array. You can't use */
/* i2c_write_data() to send an array of unsigned characters */
/* since the byte of interest ends up on the wrong end of the bus */
/* aah, the joys of big endian versus little endian! */
/* */
/* returns 0 = success */
/* anything other than zero is failure */
static uchar i2c_write_byte (unsigned char *data, int len)
{
unsigned int status;
int count = 0;
unsigned int temp;
unsigned char *temp_ptr = data;
DP (puts ("i2c_write_byte\n"));
while (len) {
/* Set and assert the data */
temp = *temp_ptr;
GT_REG_WRITE (I2C_DATA, temp);
RESET_REG_BITS (I2C_CONTROL, (0x1 << 3));
udelay (I2C_DELAY);
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
while ((status & 0xff) != 0x28) {
udelay (I2C_DELAY);
if (count > 20) {
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */
return (status);
}
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status);
count++;
}
len--;
temp_ptr++;
}
/* Can't have the write issuing a stop command */
/* it's wrong to have a stop bit in read stream or write stream */
/* since we don't know if it's really the end of the command */
/* or whether we have just send the device address + offset */
/* we will push issuing the stop command off to the original */
/* calling function */
/* GT_REG_WRITE(I2C_CONTROL, (0x1 << 3) | (0x1 << 4));
GT_REG_WRITE(I2C_CONTROL, (0x1 << 4)); */
/* set the interrupt bit in the control register */
GT_REG_WRITE (I2C_CONTROL, (0x1 << 3));
udelay (I2C_DELAY * 10);
return (0);
}
static uchar
i2c_set_dev_offset (uchar dev_addr, unsigned int offset, int ten_bit,
int alen)
{
uchar status;
unsigned int table[2];
/* initialize the table of address offset bytes */
/* utilized for 2 byte address offsets */
/* NOTE: the order is high byte first! */
table[1] = offset & 0xff; /* low byte */
table[0] = offset / 0x100; /* high byte */
DP (puts ("i2c_set_dev_offset\n"));
status = i2c_select_device (dev_addr, 0, ten_bit);
if (status) {
#ifdef DEBUG_I2C
printf ("Failed to select device setting offset: 0x%02x\n",
status);
#endif
return status;
}
/* check the address offset length */
if (alen == 0)
/* no address offset */
return (0);
else if (alen == 1) {
/* 1 byte address offset */
status = i2c_write_data (&offset, 1);
if (status) {
#ifdef DEBUG_I2C
printf ("Failed to write data: 0x%02x\n", status);
#endif
return status;
}
} else if (alen == 2) {
/* 2 bytes address offset */
status = i2c_write_data (table, 2);
if (status) {
#ifdef DEBUG_I2C
printf ("Failed to write data: 0x%02x\n", status);
#endif
return status;
}
} else {
/* address offset unknown or not supported */
printf ("Address length offset %d is not supported\n", alen);
return 1;
}
return 0; /* sucessful completion */
}
int
i2c_read (uchar dev_addr, unsigned int offset, int alen, uchar * data,
int len)
{
uchar status = 0;
unsigned int i2cFreq = CONFIG_SYS_I2C_SPEED;
DP (puts ("i2c_read\n"));
/* set the i2c frequency */
i2c_init (i2cFreq, CONFIG_SYS_I2C_SLAVE);
status = i2c_start ();
if (status) {
#ifdef DEBUG_I2C
printf ("Transaction start failed: 0x%02x\n", status);
#endif
return status;
}
status = i2c_set_dev_offset (dev_addr, offset, 0, alen); /* send the slave address + offset */
if (status) {
#ifdef DEBUG_I2C
printf ("Failed to set slave address & offset: 0x%02x\n",
status);
#endif
return status;
}
/* set the i2c frequency again */
i2c_init (i2cFreq, CONFIG_SYS_I2C_SLAVE);
status = i2c_start ();
if (status) {
#ifdef DEBUG_I2C
printf ("Transaction restart failed: 0x%02x\n", status);
#endif
return status;
}
status = i2c_select_device (dev_addr, 1, 0); /* send the slave address */
if (status) {
#ifdef DEBUG_I2C
printf ("Address not acknowledged: 0x%02x\n", status);
#endif
return status;
}
status = i2c_get_data (data, len);
if (status) {
#ifdef DEBUG_I2C
printf ("Data not received: 0x%02x\n", status);
#endif
return status;
}
return 0;
}
/* 11-14-2002 Paul Marchese */
/* Function to set the I2C stop bit */
void i2c_stop (void)
{
GT_REG_WRITE (I2C_CONTROL, (0x1 << 4));
}
/* 11-14-2002 Paul Marchese */
/* I2C write function */
/* dev_addr = device address */
/* offset = address offset */
/* alen = length in bytes of the address offset */
/* data = pointer to buffer to read data into */
/* len = # of bytes to read */
/* */
/* returns 0 = succesful */
/* anything but zero is failure */
int
i2c_write (uchar dev_addr, unsigned int offset, int alen, uchar * data,
int len)
{
uchar status = 0;
unsigned int i2cFreq = CONFIG_SYS_I2C_SPEED;
DP (puts ("i2c_write\n"));
/* set the i2c frequency */
i2c_init (i2cFreq, CONFIG_SYS_I2C_SLAVE);
status = i2c_start (); /* send a start bit */
if (status) {
#ifdef DEBUG_I2C
printf ("Transaction start failed: 0x%02x\n", status);
#endif
return status;
}
status = i2c_set_dev_offset (dev_addr, offset, 0, alen); /* send the slave address + offset */
if (status) {
#ifdef DEBUG_I2C
printf ("Failed to set slave address & offset: 0x%02x\n",
status);
#endif
return status;
}
status = i2c_write_byte (data, len); /* write the data */
if (status) {
#ifdef DEBUG_I2C
printf ("Data not written: 0x%02x\n", status);
#endif
return status;
}
/* issue a stop bit */
i2c_stop ();
return 0;
}
/* 11-14-2002 Paul Marchese */
/* function to determine if an I2C device is present */
/* chip = device address of chip to check for */
/* */
/* returns 0 = sucessful, the device exists */
/* anything other than zero is failure, no device */
int i2c_probe (uchar chip)
{
/* We are just looking for an <ACK> back. */
/* To see if the device/chip is there */
#ifdef DEBUG_I2C
unsigned int i2c_status;
#endif
uchar status = 0;
unsigned int i2cFreq = CONFIG_SYS_I2C_SPEED;
DP (puts ("i2c_probe\n"));
/* set the i2c frequency */
i2c_init (i2cFreq, CONFIG_SYS_I2C_SLAVE);
status = i2c_start (); /* send a start bit */
if (status) {
#ifdef DEBUG_I2C
printf ("Transaction start failed: 0x%02x\n", status);
#endif
return (int) status;
}
status = i2c_set_dev_offset (chip, 0, 0, 0); /* send the slave address + no offset */
if (status) {
#ifdef DEBUG_I2C
printf ("Failed to set slave address: 0x%02x\n", status);
#endif
return (int) status;
}
#ifdef DEBUG_I2C
GT_REG_READ (I2C_STATUS_BAUDE_RATE, &i2c_status);
printf ("address %#x returned %#x\n", chip, i2c_status);
#endif
/* issue a stop bit */
i2c_stop ();
return 0; /* successful completion */
}

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/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* Hacked for the DB64360 board by Ingo.Assmus@keymile.com
*/
#ifndef __I2C_H__
#define __I2C_H__
/* function declarations */
uchar i2c_read(uchar, unsigned int, int, uchar*, int);
#endif

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/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* Hacked for the marvell db64360 eval board by
* Ingo Assmus <ingo.assmus@keymile.com>
*/
#include <common.h>
#include <mpc8xx.h>
#include "../include/mv_gen_reg.h"
#include "../include/memory.h"
#include "intel_flash.h"
/*-----------------------------------------------------------------------
* Protection Flags:
*/
#define FLAG_PROTECT_SET 0x01
#define FLAG_PROTECT_CLEAR 0x02
static void bank_reset (flash_info_t * info, int sect)
{
bank_addr_t addrw, eaddrw;
addrw = (bank_addr_t) info->start[sect];
eaddrw = BANK_ADDR_NEXT_WORD (addrw);
while (addrw < eaddrw) {
#ifdef FLASH_DEBUG
printf (" writing reset cmd to addr 0x%08lx\n",
(unsigned long) addrw);
#endif
*addrw = BANK_CMD_RST;
addrw++;
}
}
static void bank_erase_init (flash_info_t * info, int sect)
{
bank_addr_t addrw, saddrw, eaddrw;
int flag;
#ifdef FLASH_DEBUG
printf ("0x%08x BANK_CMD_PROG\n", BANK_CMD_PROG);
printf ("0x%08x BANK_CMD_ERASE1\n", BANK_CMD_ERASE1);
printf ("0x%08x BANK_CMD_ERASE2\n", BANK_CMD_ERASE2);
printf ("0x%08x BANK_CMD_CLR_STAT\n", BANK_CMD_CLR_STAT);
printf ("0x%08x BANK_CMD_RST\n", BANK_CMD_RST);
printf ("0x%08x BANK_STAT_RDY\n", BANK_STAT_RDY);
printf ("0x%08x BANK_STAT_ERR\n", BANK_STAT_ERR);
#endif
saddrw = (bank_addr_t) info->start[sect];
eaddrw = BANK_ADDR_NEXT_WORD (saddrw);
#ifdef FLASH_DEBUG
printf ("erasing sector %d, start addr = 0x%08lx "
"(bank next word addr = 0x%08lx)\n", sect,
(unsigned long) saddrw, (unsigned long) eaddrw);
#endif
/* Disable intrs which might cause a timeout here */
flag = disable_interrupts ();
for (addrw = saddrw; addrw < eaddrw; addrw++) {
#ifdef FLASH_DEBUG
printf (" writing erase cmd to addr 0x%08lx\n",
(unsigned long) addrw);
#endif
*addrw = BANK_CMD_ERASE1;
*addrw = BANK_CMD_ERASE2;
}
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts ();
}
static int bank_erase_poll (flash_info_t * info, int sect)
{
bank_addr_t addrw, saddrw, eaddrw;
int sectdone, haderr;
saddrw = (bank_addr_t) info->start[sect];
eaddrw = BANK_ADDR_NEXT_WORD (saddrw);
sectdone = 1;
haderr = 0;
for (addrw = saddrw; addrw < eaddrw; addrw++) {
bank_word_t stat = *addrw;
#ifdef FLASH_DEBUG
printf (" checking status at addr "
"0x%08x [0x%08x]\n", (unsigned long) addrw, stat);
#endif
if ((stat & BANK_STAT_RDY) != BANK_STAT_RDY)
sectdone = 0;
else if ((stat & BANK_STAT_ERR) != 0) {
printf (" failed on sector %d "
"(stat = 0x%08x) at "
"address 0x%p\n", sect, stat, addrw);
*addrw = BANK_CMD_CLR_STAT;
haderr = 1;
}
}
if (haderr)
return (-1);
else
return (sectdone);
}
int write_word_intel (bank_addr_t addr, bank_word_t value)
{
bank_word_t stat;
ulong start;
int flag, retval;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts ();
*addr = BANK_CMD_PROG;
*addr = value;
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts ();
retval = 0;
/* data polling for D7 */
start = get_timer (0);
do {
if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
retval = 1;
goto done;
}
stat = *addr;
} while ((stat & BANK_STAT_RDY) != BANK_STAT_RDY);
if ((stat & BANK_STAT_ERR) != 0) {
printf ("flash program failed (stat = 0x%08lx) "
"at address 0x%08lx\n", (ulong) stat, (ulong) addr);
*addr = BANK_CMD_CLR_STAT;
retval = 3;
}
done:
/* reset to read mode */
*addr = BANK_CMD_RST;
return (retval);
}
/*-----------------------------------------------------------------------
*/
int flash_erase_intel (flash_info_t * info, int s_first, int s_last)
{
int prot, sect, haderr;
ulong start, now, last;
#ifdef FLASH_DEBUG
printf ("\nflash_erase: erase %d sectors (%d to %d incl.) from\n"
" Bank # %d: ", s_last - s_first + 1, s_first, s_last,
(info - flash_info) + 1);
flash_print_info (info);
#endif
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n");
} else {
printf ("- no sectors to erase\n");
}
return 1;
}
prot = 0;
for (sect = s_first; sect <= s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
printf ("- Warning: %d protected sector%s will not be erased!\n", prot, (prot > 1 ? "s" : ""));
}
start = get_timer (0);
last = 0;
haderr = 0;
for (sect = s_first; sect <= s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
ulong estart;
int sectdone;
bank_erase_init (info, sect);
/* wait at least 80us - let's wait 1 ms */
udelay (1000);
estart = get_timer (start);
do {
now = get_timer (start);
if (now - estart > CONFIG_SYS_FLASH_ERASE_TOUT) {
printf ("Timeout (sect %d)\n", sect);
haderr = 1;
break;
}
#ifndef FLASH_DEBUG
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
#endif
sectdone = bank_erase_poll (info, sect);
if (sectdone < 0) {
haderr = 1;
break;
}
} while (!sectdone);
if (haderr)
break;
}
}
if (haderr > 0)
printf (" failed\n");
else
printf (" done\n");
/* reset to read mode */
for (sect = s_first; sect <= s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
bank_reset (info, sect);
}
}
return haderr;
}

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@ -0,0 +1,186 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* Hacked for the marvell db64360 eval board by
* Ingo Assmus <ingo.assmus@keymile.com>
*/
/*************** DEFINES for Intel StrataFlash FLASH chip ********************/
/*
* acceptable chips types are:
*
* 28F320J5, 28F640J5, 28F320J3A, 28F640J3A and 28F128J3A
*/
/* register addresses, valid only following an CHIP_CMD_RD_ID command */
#define CHIP_ADDR_REG_MAN 0x000000 /* manufacturer's id */
#define CHIP_ADDR_REG_DEV 0x000001 /* device id */
#define CHIP_ADDR_REG_CFGM 0x000003 /* master lock config */
#define CHIP_ADDR_REG_CFG(b) (((b)<<16)|2) /* lock config for block b */
/* Commands */
#define CHIP_CMD_RST 0xFF /* reset flash */
#define CHIP_CMD_RD_ID 0x90 /* read the id and lock bits */
#define CHIP_CMD_RD_QUERY 0x98 /* read device capabilities */
#define CHIP_CMD_RD_STAT 0x70 /* read the status register */
#define CHIP_CMD_CLR_STAT 0x50 /* clear the staus register */
#define CHIP_CMD_WR_BUF 0xE8 /* clear the staus register */
#define CHIP_CMD_PROG 0x40 /* program word command */
#define CHIP_CMD_ERASE1 0x20 /* 1st word for block erase */
#define CHIP_CMD_ERASE2 0xD0 /* 2nd word for block erase */
#define CHIP_CMD_ERASE_SUSP 0xB0 /* suspend block erase */
#define CHIP_CMD_LOCK 0x60 /* 1st word for all lock cmds */
#define CHIP_CMD_SET_LOCK_BLK 0x01 /* 2nd wrd set block lock bit */
#define CHIP_CMD_SET_LOCK_MSTR 0xF1 /* 2nd wrd set master lck bit */
#define CHIP_CMD_CLR_LOCK_BLK 0xD0 /* 2nd wrd clear blk lck bit */
/* status register bits */
#define CHIP_STAT_DPS 0x02 /* Device Protect Status */
#define CHIP_STAT_VPPS 0x08 /* VPP Status */
#define CHIP_STAT_PSLBS 0x10 /* Program+Set Lock Bit Stat */
#define CHIP_STAT_ECLBS 0x20 /* Erase+Clr Lock Bit Stat */
#define CHIP_STAT_ESS 0x40 /* Erase Suspend Status */
#define CHIP_STAT_RDY 0x80 /* WSM Mach Status, 1=rdy */
#define CHIP_STAT_ERR (CHIP_STAT_VPPS | CHIP_STAT_DPS | \
CHIP_STAT_ECLBS | CHIP_STAT_PSLBS)
/* ID and Lock Configuration */
#define CHIP_RD_ID_LOCK 0x01 /* Bit 0 of each byte */
#define CHIP_RD_ID_MAN 0x89 /* Manufacturer code = 0x89 */
#define CHIP_RD_ID_DEV CONFIG_SYS_FLASH_ID
/* dimensions */
#define CHIP_WIDTH 2 /* chips are in 16 bit mode */
#define CHIP_WSHIFT 1 /* (log2 of CHIP_WIDTH) */
#define CHIP_NBLOCKS 128
#define CHIP_BLKSZ (128 * 1024) /* of 128Kbytes each */
#define CHIP_SIZE (CHIP_BLKSZ * CHIP_NBLOCKS)
/********************** DEFINES for Hymod Flash ******************************/
/*
* The hymod board has 2 x 28F320J5 chips running in
* 16 bit mode, for a 32 bit wide bank.
*/
typedef unsigned short bank_word_t; /* 8/16/32/64bit unsigned int */
typedef volatile bank_word_t *bank_addr_t;
typedef unsigned long bank_size_t; /* want this big - >= 32 bit */
#define BANK_CHIP_WIDTH 1 /* each bank is 1 chip wide */
#define BANK_CHIP_WSHIFT 0 /* (log2 of BANK_CHIP_WIDTH) */
#define BANK_WIDTH (CHIP_WIDTH * BANK_CHIP_WIDTH)
#define BANK_WSHIFT (CHIP_WSHIFT + BANK_CHIP_WSHIFT)
#define BANK_NBLOCKS CHIP_NBLOCKS
#define BANK_BLKSZ (CHIP_BLKSZ * BANK_CHIP_WIDTH)
#define BANK_SIZE (CHIP_SIZE * BANK_CHIP_WIDTH)
#define MAX_BANKS 1 /* only one bank possible */
/* align bank addresses and sizes to bank word boundaries */
#define BANK_ADDR_WORD_ALIGN(a) ((bank_addr_t)((bank_size_t)(a) \
& ~(BANK_WIDTH - 1)))
#define BANK_SIZE_WORD_ALIGN(s) ((bank_size_t)BANK_ADDR_WORD_ALIGN( \
(bank_size_t)(s) + (BANK_WIDTH - 1)))
/* align bank addresses and sizes to bank block boundaries */
#define BANK_ADDR_BLK_ALIGN(a) ((bank_addr_t)((bank_size_t)(a) \
& ~(BANK_BLKSZ - 1)))
#define BANK_SIZE_BLK_ALIGN(s) ((bank_size_t)BANK_ADDR_BLK_ALIGN( \
(bank_size_t)(s) + (BANK_BLKSZ - 1)))
/* align bank addresses and sizes to bank boundaries */
#define BANK_ADDR_BANK_ALIGN(a) ((bank_addr_t)((bank_size_t)(a) \
& ~(BANK_SIZE - 1)))
#define BANK_SIZE_BANK_ALIGN(s) ((bank_size_t)BANK_ADDR_BANK_ALIGN( \
(bank_size_t)(s) + (BANK_SIZE - 1)))
/* add an offset to a bank address */
#define BANK_ADDR_OFFSET(a, o) (bank_addr_t)((bank_size_t)(a) + \
(bank_size_t)(o))
/* get base address of bank b, given flash base address a */
#define BANK_ADDR_BASE(a, b) BANK_ADDR_OFFSET(BANK_ADDR_BANK_ALIGN(a), \
(bank_size_t)(b) * BANK_SIZE)
/* adjust a bank address to start of next word, block or bank */
#define BANK_ADDR_NEXT_WORD(a) BANK_ADDR_OFFSET(BANK_ADDR_WORD_ALIGN(a), \
BANK_WIDTH)
#define BANK_ADDR_NEXT_BLK(a) BANK_ADDR_OFFSET(BANK_ADDR_BLK_ALIGN(a), \
BANK_BLKSZ)
#define BANK_ADDR_NEXT_BANK(a) BANK_ADDR_OFFSET(BANK_ADDR_BANK_ALIGN(a), \
BANK_SIZE)
/* get bank address of chip register r given a bank base address a */
#define BANK_ADDR_REG(a, r) BANK_ADDR_OFFSET(BANK_ADDR_BANK_ALIGN(a), \
((bank_size_t)(r) << BANK_WSHIFT))
/* make a bank address for each chip register address */
#define BANK_ADDR_REG_MAN(a) BANK_ADDR_REG((a), CHIP_ADDR_REG_MAN)
#define BANK_ADDR_REG_DEV(a) BANK_ADDR_REG((a), CHIP_ADDR_REG_DEV)
#define BANK_ADDR_REG_CFGM(a) BANK_ADDR_REG((a), CHIP_ADDR_REG_CFGM)
#define BANK_ADDR_REG_CFG(b,a) BANK_ADDR_REG((a), CHIP_ADDR_REG_CFG(b))
/*
* replicate a chip cmd/stat/rd value into each byte position within a word
* so that multiple chips are accessed in a single word i/o operation
*
* this must be as wide as the bank_word_t type, and take into account the
* chip width and bank layout
*/
#define BANK_FILL_WORD(o) ((bank_word_t)(o))
/* make a bank word value for each chip cmd/stat/rd value */
/* Commands */
#define BANK_CMD_RST BANK_FILL_WORD(CHIP_CMD_RST)
#define BANK_CMD_RD_ID BANK_FILL_WORD(CHIP_CMD_RD_ID)
#define BANK_CMD_RD_STAT BANK_FILL_WORD(CHIP_CMD_RD_STAT)
#define BANK_CMD_CLR_STAT BANK_FILL_WORD(CHIP_CMD_CLR_STAT)
#define BANK_CMD_ERASE1 BANK_FILL_WORD(CHIP_CMD_ERASE1)
#define BANK_CMD_ERASE2 BANK_FILL_WORD(CHIP_CMD_ERASE2)
#define BANK_CMD_PROG BANK_FILL_WORD(CHIP_CMD_PROG)
#define BANK_CMD_LOCK BANK_FILL_WORD(CHIP_CMD_LOCK)
#define BANK_CMD_SET_LOCK_BLK BANK_FILL_WORD(CHIP_CMD_SET_LOCK_BLK)
#define BANK_CMD_SET_LOCK_MSTR BANK_FILL_WORD(CHIP_CMD_SET_LOCK_MSTR)
#define BANK_CMD_CLR_LOCK_BLK BANK_FILL_WORD(CHIP_CMD_CLR_LOCK_BLK)
/* status register bits */
#define BANK_STAT_DPS BANK_FILL_WORD(CHIP_STAT_DPS)
#define BANK_STAT_PSS BANK_FILL_WORD(CHIP_STAT_PSS)
#define BANK_STAT_VPPS BANK_FILL_WORD(CHIP_STAT_VPPS)
#define BANK_STAT_PSLBS BANK_FILL_WORD(CHIP_STAT_PSLBS)
#define BANK_STAT_ECLBS BANK_FILL_WORD(CHIP_STAT_ECLBS)
#define BANK_STAT_ESS BANK_FILL_WORD(CHIP_STAT_ESS)
#define BANK_STAT_RDY BANK_FILL_WORD(CHIP_STAT_RDY)
#define BANK_STAT_ERR BANK_FILL_WORD(CHIP_STAT_ERR)
/* ID and Lock Configuration */
#define BANK_RD_ID_LOCK BANK_FILL_WORD(CHIP_RD_ID_LOCK)
#define BANK_RD_ID_MAN BANK_FILL_WORD(CHIP_RD_ID_MAN)
#define BANK_RD_ID_DEV BANK_FILL_WORD(CHIP_RD_ID_DEV)

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#include <config.h>
#include <74xx_7xx.h>
#include "version.h"
#include <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/cache.h>
#include <asm/mmu.h>
#include "../include/mv_gen_reg.h"
#ifdef CONFIG_ECC
/* Galileo specific asm code for initializing ECC */
.globl board_relocate_rom
board_relocate_rom:
mflr r7
/* update the location of the GT registers */
lis r11, CONFIG_SYS_GT_REGS@h
/* if we're using ECC, we must use the DMA engine to copy ourselves */
bl start_idma_transfer_0
bl wait_for_idma_0
bl stop_idma_engine_0
mtlr r7
blr
.globl board_init_ecc
board_init_ecc:
mflr r7
/* NOTE: r10 still contains the location we've been relocated to
* which happens to be TOP_OF_RAM - CONFIG_SYS_MONITOR_LEN */
/* now that we're running from ram, init the rest of main memory
* for ECC use */
lis r8, CONFIG_SYS_MONITOR_LEN@h
ori r8, r8, CONFIG_SYS_MONITOR_LEN@l
divw r3, r10, r8
/* set up the counter, and init the starting address */
mtctr r3
li r12, 0
/* bytes per transfer */
mr r5, r8
about_to_init_ecc:
1: mr r3, r12
mr r4, r12
bl start_idma_transfer_0
bl wait_for_idma_0
bl stop_idma_engine_0
add r12, r12, r8
bdnz 1b
mtlr r7
blr
/* r3: dest addr
* r4: source addr
* r5: byte count
* r11: gt regbase
* trashes: r6, r5
*/
start_idma_transfer_0:
/* set the byte count, including the OWN bit */
mr r6, r11
ori r6, r6, CHANNEL0_DMA_BYTE_COUNT
stwbrx r5, 0, (r6)
/* set the source address */
mr r6, r11
ori r6, r6, CHANNEL0_DMA_SOURCE_ADDRESS
stwbrx r4, 0, (r6)
/* set the dest address */
mr r6, r11
ori r6, r6, CHANNEL0_DMA_DESTINATION_ADDRESS
stwbrx r3, 0, (r6)
/* set the next record pointer */
li r5, 0
mr r6, r11
ori r6, r6, CHANNEL0NEXT_RECORD_POINTER
stwbrx r5, 0, (r6)
/* set the low control register */
/* bit 9 is NON chained mode, bit 31 is new style descriptors.
bit 12 is channel enable */
ori r5, r5, (1 << 12) | (1 << 12) | (1 << 11)
/* 15 shifted by 16 (oris) == bit 31 */
oris r5, r5, (1 << 15)
mr r6, r11
ori r6, r6, CHANNEL0CONTROL
stwbrx r5, 0, (r6)
blr
/* this waits for the bytecount to return to zero, indicating
* that the trasfer is complete */
wait_for_idma_0:
mr r5, r11
lis r6, 0xff
ori r6, r6, 0xffff
ori r5, r5, CHANNEL0_DMA_BYTE_COUNT
1: lwbrx r4, 0, (r5)
and. r4, r4, r6
bne 1b
blr
/* this turns off channel 0 of the idma engine */
stop_idma_engine_0:
/* shut off the DMA engine */
li r5, 0
mr r6, r11
ori r6, r6, CHANNEL0CONTROL
stwbrx r5, 0, (r6)
blr
#endif
#ifdef CONFIG_SYS_BOARD_ASM_INIT
/* NOTE: trashes r3-r7 */
.globl board_asm_init
board_asm_init:
/* just move the GT registers to where they belong */
lis r3, CONFIG_SYS_DFL_GT_REGS@h
ori r3, r3, CONFIG_SYS_DFL_GT_REGS@l
lis r4, CONFIG_SYS_GT_REGS@h
ori r4, r4, CONFIG_SYS_GT_REGS@l
li r5, INTERNAL_SPACE_DECODE
/* test to see if we've already moved */
lwbrx r6, r5, r4
andi. r6, r6, 0xffff
/* check loading of R7 is: 0x0F80 should: 0xf800: DONE */
/* rlwinm r7, r4, 8, 16, 31
rlwinm r7, r4, 12, 16, 31 */ /* original */
rlwinm r7, r4, 16, 16, 31
/* -----------------------------------------------------*/
cmp cr0, r7, r6
beqlr
/* nope, have to move the registers */
lwbrx r6, r5, r3
andis. r6, r6, 0xffff
or r6, r6, r7
stwbrx r6, r5, r3
/* now, poll for the change */
1: lwbrx r7, r5, r4
cmp cr0, r7, r6
bne 1b
/* done! */
blr
#endif
/* For use of the debug LEDs */
.global led_on0_relocated
led_on0_relocated:
xor r21, r21, r21
xor r18, r18, r18
lis r18, 0xFC80
ori r18, r18, 0x8000
stw r21, 0x0(r18)
/* stw r18, 0x0(r18) */
sync
blr
.global led_off0_relocated
led_off0_relocated:
xor r21, r21, r21
xor r18, r18, r18
lis r18, 0xFC81
ori r18, r18, 0x4000
stw r21, 0x0(r18)
/* stw r18, 0x0(r18) */
sync
blr
.global led_on0
led_on0:
xor r18, r18, r18
lis r18, 0x1c80
ori r18, r18, 0x8000
stw r18, 0x0(r18)
sync
blr
.global led_off0
led_off0:
xor r18, r18, r18
lis r18, 0x1c81
ori r18, r18, 0x4000
stw r18, 0x0(r18)
sync
blr
.global led_on1
led_on1:
xor r18, r18, r18
lis r18, 0x1c80
ori r18, r18, 0xc000
stw r18, 0x0(r18)
sync
blr
.global led_off1
led_off1:
xor r18, r18, r18
lis r18, 0x1c81
ori r18, r18, 0x8000
stw r18, 0x0(r18)
sync
blr
.global led_on2
led_on2:
xor r18, r18, r18
lis r18, 0x1c81
ori r18, r18, 0x0000
stw r18, 0x0(r18)
sync
blr
.global led_off2
led_off2:
xor r18, r18, r18
lis r18, 0x1c81
ori r18, r18, 0xc000
stw r18, 0x0(r18)
sync
blr

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/*
* COM1 NS16550 support
* originally from linux source (arch/powerpc/boot/ns16550.c)
* modified to use CONFIG_SYS_ISA_MEM and new defines
*
* further modified by Josh Huber <huber@mclx.com> to support
* the DUART on the Galileo Eval board. (db64360)
*/
#include <config.h>
#include "ns16550.h"
#ifdef ZUMA_NTL
/* no 16550 device */
#else
const NS16550_t COM_PORTS[] = { (NS16550_t) (CONFIG_SYS_DUART_IO + 0),
(NS16550_t) (CONFIG_SYS_DUART_IO + 0x20)
};
volatile struct NS16550 *NS16550_init (int chan, int baud_divisor)
{
volatile struct NS16550 *com_port;
com_port = (struct NS16550 *) COM_PORTS[chan];
com_port->ier = 0x00;
com_port->lcr = LCR_BKSE; /* Access baud rate */
com_port->dll = baud_divisor & 0xff; /* 9600 baud */
com_port->dlm = (baud_divisor >> 8) & 0xff;
com_port->lcr = LCR_8N1; /* 8 data, 1 stop, no parity */
com_port->mcr = MCR_DTR | MCR_RTS; /* RTS/DTR */
/* Clear & enable FIFOs */
com_port->fcr = FCR_FIFO_EN | FCR_RXSR | FCR_TXSR;
return (com_port);
}
void NS16550_reinit (volatile struct NS16550 *com_port, int baud_divisor)
{
com_port->ier = 0x00;
com_port->lcr = LCR_BKSE; /* Access baud rate */
com_port->dll = baud_divisor & 0xff; /* 9600 baud */
com_port->dlm = (baud_divisor >> 8) & 0xff;
com_port->lcr = LCR_8N1; /* 8 data, 1 stop, no parity */
com_port->mcr = MCR_DTR | MCR_RTS; /* RTS/DTR */
/* Clear & enable FIFOs */
com_port->fcr = FCR_FIFO_EN | FCR_RXSR | FCR_TXSR;
}
void NS16550_putc (volatile struct NS16550 *com_port, unsigned char c)
{
while ((com_port->lsr & LSR_THRE) == 0);
com_port->thr = c;
}
unsigned char NS16550_getc (volatile struct NS16550 *com_port)
{
while ((com_port->lsr & LSR_DR) == 0);
return (com_port->rbr);
}
int NS16550_tstc (volatile struct NS16550 *com_port)
{
return ((com_port->lsr & LSR_DR) != 0);
}
#endif

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/*
* NS16550 Serial Port
* originally from linux source (arch/powerpc/boot/ns16550.h)
* modified slightly to
* have addresses as offsets from CONFIG_SYS_ISA_BASE
* added a few more definitions
* added prototypes for ns16550.c
* reduced no of com ports to 2
* modifications (c) Rob Taylor, Flying Pig Systems. 2000.
*
* further modified to support the DUART in the Galileo eval board
* modifications (c) Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*/
#ifndef __NS16550_H__
#define __NS16550_H__
/* the padding is necessary because on the galileo board the UART is
wired in with the 3 address lines shifted over by 2 bits */
struct NS16550
{
unsigned char rbr; /* 0 = 0-3*/
int pad1:24;
unsigned char ier; /* 1 = 4-7*/
int pad2:24;
unsigned char fcr; /* 2 = 8-b*/
int pad3:24;
unsigned char lcr; /* 3 = c-f*/
int pad4:24;
unsigned char mcr; /* 4 = 10-13*/
int pad5:24;
unsigned char lsr; /* 5 = 14-17*/
int pad6:24;
unsigned char msr; /* 6 =18-1b*/
int pad7:24;
unsigned char scr; /* 7 =1c-1f*/
int pad8:24;
} __attribute__ ((packed));
/* aliases */
#define thr rbr
#define iir fcr
#define dll rbr
#define dlm ier
#define FCR_FIFO_EN 0x01 /*fifo enable*/
#define FCR_RXSR 0x02 /*receiver soft reset*/
#define FCR_TXSR 0x04 /*transmitter soft reset*/
#define MCR_DTR 0x01
#define MCR_RTS 0x02
#define MCR_DMA_EN 0x04
#define MCR_TX_DFR 0x08
#define LCR_WLS_MSK 0x03 /* character length slect mask*/
#define LCR_WLS_5 0x00 /* 5 bit character length */
#define LCR_WLS_6 0x01 /* 6 bit character length */
#define LCR_WLS_7 0x02 /* 7 bit character length */
#define LCR_WLS_8 0x03 /* 8 bit character length */
#define LCR_STB 0x04 /* Number of stop Bits, off = 1, on = 1.5 or 2) */
#define LCR_PEN 0x08 /* Parity eneble*/
#define LCR_EPS 0x10 /* Even Parity Select*/
#define LCR_STKP 0x20 /* Stick Parity*/
#define LCR_SBRK 0x40 /* Set Break*/
#define LCR_BKSE 0x80 /* Bank select enable*/
#define LSR_DR 0x01 /* Data ready */
#define LSR_OE 0x02 /* Overrun */
#define LSR_PE 0x04 /* Parity error */
#define LSR_FE 0x08 /* Framing error */
#define LSR_BI 0x10 /* Break */
#define LSR_THRE 0x20 /* Xmit holding register empty */
#define LSR_TEMT 0x40 /* Xmitter empty */
#define LSR_ERR 0x80 /* Error */
/* useful defaults for LCR*/
#define LCR_8N1 0x03
#define COM1 0x03F8
#define COM2 0x02F8
volatile struct NS16550 * NS16550_init(int chan, int baud_divisor);
void NS16550_putc(volatile struct NS16550 *com_port, unsigned char c);
unsigned char NS16550_getc(volatile struct NS16550 *com_port);
int NS16550_tstc(volatile struct NS16550 *com_port);
void NS16550_reinit(volatile struct NS16550 *com_port, int baud_divisor);
typedef struct NS16550 *NS16550_t;
extern const NS16550_t COM_PORTS[];
#endif

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/*
* (C) Copyright 2001
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*
* modified for marvell db64360 eval board by
* Ingo Assmus <ingo.assmus@keymile.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* serial.c - serial support for the gal ev board
*/
/* supports both the 16650 duart and the MPSC */
#include <common.h>
#include <command.h>
#include "../include/memory.h"
#include "serial.h"
#ifdef CONFIG_DB64360
#include "../db64360/mpsc.h"
#endif
#ifdef CONFIG_DB64460
#include "../db64460/mpsc.h"
#endif
#include "ns16550.h"
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_MPSC
int serial_init (void)
{
#if (defined CONFIG_SYS_INIT_CHAN1) || (defined CONFIG_SYS_INIT_CHAN2)
int clock_divisor = 230400 / gd->baudrate;
#endif
mpsc_init (gd->baudrate);
/* init the DUART chans so that KGDB in the kernel can use them */
#ifdef CONFIG_SYS_INIT_CHAN1
NS16550_reinit (COM_PORTS[0], clock_divisor);
#endif
#ifdef CONFIG_SYS_INIT_CHAN2
NS16550_reinit (COM_PORTS[1], clock_divisor);
#endif
return (0);
}
void serial_putc (const char c)
{
if (c == '\n')
mpsc_putchar ('\r');
mpsc_putchar (c);
}
int serial_getc (void)
{
return mpsc_getchar ();
}
int serial_tstc (void)
{
return mpsc_test_char ();
}
void serial_setbrg (void)
{
galbrg_set_baudrate (CONFIG_MPSC_PORT, gd->baudrate);
}
#else /* ! CONFIG_MPSC */
int serial_init (void)
{
int clock_divisor = 230400 / gd->baudrate;
#ifdef CONFIG_SYS_INIT_CHAN1
(void) NS16550_init (0, clock_divisor);
#endif
#ifdef CONFIG_SYS_INIT_CHAN2
(void) NS16550_init (1, clock_divisor);
#endif
return (0);
}
void serial_putc (const char c)
{
if (c == '\n')
NS16550_putc (COM_PORTS[CONFIG_SYS_DUART_CHAN], '\r');
NS16550_putc (COM_PORTS[CONFIG_SYS_DUART_CHAN], c);
}
int serial_getc (void)
{
return NS16550_getc (COM_PORTS[CONFIG_SYS_DUART_CHAN]);
}
int serial_tstc (void)
{
return NS16550_tstc (COM_PORTS[CONFIG_SYS_DUART_CHAN]);
}
void serial_setbrg (void)
{
int clock_divisor = 230400 / gd->baudrate;
#ifdef CONFIG_SYS_INIT_CHAN1
NS16550_reinit (COM_PORTS[0], clock_divisor);
#endif
#ifdef CONFIG_SYS_INIT_CHAN2
NS16550_reinit (COM_PORTS[1], clock_divisor);
#endif
}
#endif /* CONFIG_MPSC */
void serial_puts (const char *s)
{
while (*s) {
serial_putc (*s++);
}
}
#if defined(CONFIG_CMD_KGDB)
void kgdb_serial_init (void)
{
}
void putDebugChar (int c)
{
serial_putc (c);
}
void putDebugStr (const char *str)
{
serial_puts (str);
}
int getDebugChar (void)
{
return serial_getc ();
}
void kgdb_interruptible (int yes)
{
return;
}
#endif

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/*
* (C) Copyright 2001
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*
* modified for marvell db64360 eval board by
* Ingo Assmus <ingo.assmus@keymile.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* serial.h - mostly useful for DUART serial_init in serial.c */
#ifndef __SERIAL_H__
#define __SERIAL_H__
#if 0
#define B230400 1
#define B115200 2
#define B57600 4
#define B38400 82
#define B19200 163
#define B9600 24
#define B4800 651
#define B2400 1302
#define B1200 2604
#define B600 5208
#define B300 10417
#define B150 20833
#define B110 28409
#define BDEFAULT B115200
/* this stuff is important to initialize
the DUART channels */
#define Scale 0x01L /* distance between port addresses */
#define COM1 0x000003f8 /* Keyboard */
#define COM2 0x000002f8 /* Host */
/* Port Definitions relative to base COM port addresses */
#define DataIn (0x00*Scale) /* data input port */
#define DataOut (0x00*Scale) /* data output port */
#define BaudLsb (0x00*Scale) /* baud rate divisor least significant byte */
#define BaudMsb (0x01*Scale) /* baud rate divisor most significant byte */
#define Ier (0x01*Scale) /* interrupt enable register */
#define Iir (0x02*Scale) /* interrupt identification register */
#define Lcr (0x03*Scale) /* line control register */
#define Mcr (0x04*Scale) /* modem control register */
#define Lsr (0x05*Scale) /* line status register */
#define Msr (0x06*Scale) /* modem status register */
/* Bit Definitions for above ports */
#define LcrDlab 0x80 /* b7: enable baud rate divisor registers */
#define LcrDflt 0x03 /* b6-0: no parity, 1 stop, 8 data */
#define McrRts 0x02 /* b1: request to send (I am ready to xmit) */
#define McrDtr 0x01 /* b0: data terminal ready (I am alive ready to rcv) */
#define McrDflt (McrRts|McrDtr)
#define LsrTxD 0x6000 /* b5: transmit holding register empty (i.e. xmit OK!)*/
/* b6: transmitter empty */
#define LsrRxD 0x0100 /* b0: received data ready (i.e. got a byte!) */
#define MsrRi 0x0040 /* b6: ring indicator (other guy is ready to rcv) */
#define MsrDsr 0x0020 /* b5: data set ready (other guy is alive ready to rcv */
#define MsrCts 0x0010 /* b4: clear to send (other guy is ready to rcv) */
#define IerRda 0xf /* b0: Enable received data available interrupt */
#endif
#endif /* __SERIAL_H__ */

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/*
* (C) Copyright 2003
* Ingo Assmus <ingo.assmus@keymile.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* main board support/init for the Galileo Eval board DB64360.
*/
#ifndef __64360_H__
#define __64360_H__
/* CPU Configuration bits */
#define CPU_CONF_ADDR_MISS_EN (1 << 8)
#define CPU_CONF_SINGLE_CPU (1 << 11)
#define CPU_CONF_ENDIANESS (1 << 12)
#define CPU_CONF_PIPELINE (1 << 13)
#define CPU_CONF_STOP_RETRY (1 << 17)
#define CPU_CONF_MULTI_DECODE (1 << 18)
#define CPU_CONF_DP_VALID (1 << 19)
#define CPU_CONF_PERR_PROP (1 << 22)
#define CPU_CONF_AACK_DELAY_2 (1 << 25)
#define CPU_CONF_AP_VALID (1 << 26)
#define CPU_CONF_REMAP_WR_DIS (1 << 27)
/* CPU Master Control bits */
#define CPU_MAST_CTL_ARB_EN (1 << 8)
#define CPU_MAST_CTL_MASK_BR_1 (1 << 9)
#define CPU_MAST_CTL_M_WR_TRIG (1 << 10)
#define CPU_MAST_CTL_M_RD_TRIG (1 << 11)
#define CPU_MAST_CTL_CLEAN_BLK (1 << 12)
#define CPU_MAST_CTL_FLUSH_BLK (1 << 13)
#endif /* __64360_H__ */

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#
# (C) Copyright 2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# (C) Copyright 2001
# Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
ifneq ($(OBJTREE),$(SRCTREE))
$(shell mkdir -p $(obj)../common)
endif
LIB = $(obj)lib$(BOARD).o
SOBJS = ../common/misc.o
COBJS = $(BOARD).o ../common/flash.o ../common/serial.o ../common/memory.o pci.o \
mv_eth.o ../common/ns16550.o mpsc.o ../common/i2c.o \
sdram_init.o ../common/intel_flash.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* (C) Copyright 2001
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* modifications for the DB64360 eval board based by Ingo.Assmus@keymile.com
*/
/*
* db64360.c - main board support/init for the Galileo Eval board.
*/
#include <common.h>
#include <74xx_7xx.h>
#include "../include/memory.h"
#include "../include/pci.h"
#include "../include/mv_gen_reg.h"
#include <net.h>
#include <netdev.h>
#include <linux/compiler.h>
#include "eth.h"
#include "mpsc.h"
#include "i2c.h"
#include "64360.h"
#include "mv_regs.h"
#undef DEBUG
/*#define DEBUG */
#define MAP_PCI
#ifdef DEBUG
#define DP(x) x
#else
#define DP(x)
#endif
/* ------------------------------------------------------------------------- */
/* this is the current GT register space location */
/* it starts at CONFIG_SYS_DFL_GT_REGS but moves later to CONFIG_SYS_GT_REGS */
/* Unfortunately, we cant change it while we are in flash, so we initialize it
* to the "final" value. This means that any debug_led calls before
* board_early_init_f wont work right (like in cpu_init_f).
* See also my_remap_gt_regs below. (NTL)
*/
void board_prebootm_init (void);
unsigned int INTERNAL_REG_BASE_ADDR = CONFIG_SYS_GT_REGS;
int display_mem_map (void);
/* ------------------------------------------------------------------------- */
/*
* This is a version of the GT register space remapping function that
* doesn't touch globals (meaning, it's ok to run from flash.)
*
* Unfortunately, this has the side effect that a writable
* INTERNAL_REG_BASE_ADDR is impossible. Oh well.
*/
void my_remap_gt_regs (u32 cur_loc, u32 new_loc)
{
u32 temp;
/* check and see if it's already moved */
/* original ppcboot 1.1.6 source
temp = in_le32((u32 *)(new_loc + INTERNAL_SPACE_DECODE));
if ((temp & 0xffff) == new_loc >> 20)
return;
temp = (in_le32((u32 *)(cur_loc + INTERNAL_SPACE_DECODE)) &
0xffff0000) | (new_loc >> 20);
out_le32((u32 *)(cur_loc + INTERNAL_SPACE_DECODE), temp);
while (GTREGREAD(INTERNAL_SPACE_DECODE) != temp);
original ppcboot 1.1.6 source end */
temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE));
if ((temp & 0xffff) == new_loc >> 16)
return;
temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) &
0xffff0000) | (new_loc >> 16);
out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp);
while (GTREGREAD (INTERNAL_SPACE_DECODE) != temp);
}
#ifdef CONFIG_PCI
static void gt_pci_config (void)
{
unsigned int stat;
unsigned int val = 0x00fff864; /* DINK32: BusNum 23:16, DevNum 15:11, FuncNum 10:8, RegNum 7:2 */
/* In PCIX mode devices provide their own bus and device numbers. We query the Discovery II's
* config registers by writing ones to the bus and device.
* We then update the Virtual register with the correct value for the bus and device.
*/
if ((GTREGREAD (PCI_0_MODE) & (BIT4 | BIT5)) != 0) { /*if PCI-X */
GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val);
GT_REG_READ (PCI_0_CONFIG_DATA_VIRTUAL_REG, &stat);
GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val);
GT_REG_WRITE (PCI_0_CONFIG_DATA_VIRTUAL_REG,
(stat & 0xffff0000) | CONFIG_SYS_PCI_IDSEL);
}
if ((GTREGREAD (PCI_1_MODE) & (BIT4 | BIT5)) != 0) { /*if PCI-X */
GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val);
GT_REG_READ (PCI_1_CONFIG_DATA_VIRTUAL_REG, &stat);
GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val);
GT_REG_WRITE (PCI_1_CONFIG_DATA_VIRTUAL_REG,
(stat & 0xffff0000) | CONFIG_SYS_PCI_IDSEL);
}
/* Enable master */
PCI_MASTER_ENABLE (0, SELF);
PCI_MASTER_ENABLE (1, SELF);
/* Enable PCI0/1 Mem0 and IO 0 disable all others */
GT_REG_READ (BASE_ADDR_ENABLE, &stat);
stat |= (1 << 11) | (1 << 12) | (1 << 13) | (1 << 16) | (1 << 17) | (1
<<
18);
stat &= ~((1 << 9) | (1 << 10) | (1 << 14) | (1 << 15));
GT_REG_WRITE (BASE_ADDR_ENABLE, stat);
/* ronen- add write to pci remap registers for 64460.
in 64360 when writing to pci base go and overide remap automaticaly,
in 64460 it doesn't */
GT_REG_WRITE (PCI_0_IO_BASE_ADDR, CONFIG_SYS_PCI0_IO_BASE >> 16);
GT_REG_WRITE (PCI_0I_O_ADDRESS_REMAP, CONFIG_SYS_PCI0_IO_BASE >> 16);
GT_REG_WRITE (PCI_0_IO_SIZE, (CONFIG_SYS_PCI0_IO_SIZE - 1) >> 16);
GT_REG_WRITE (PCI_0_MEMORY0_BASE_ADDR, CONFIG_SYS_PCI0_MEM_BASE >> 16);
GT_REG_WRITE (PCI_0MEMORY0_ADDRESS_REMAP, CONFIG_SYS_PCI0_MEM_BASE >> 16);
GT_REG_WRITE (PCI_0_MEMORY0_SIZE, (CONFIG_SYS_PCI0_MEM_SIZE - 1) >> 16);
GT_REG_WRITE (PCI_1_IO_BASE_ADDR, CONFIG_SYS_PCI1_IO_BASE >> 16);
GT_REG_WRITE (PCI_1I_O_ADDRESS_REMAP, CONFIG_SYS_PCI1_IO_BASE >> 16);
GT_REG_WRITE (PCI_1_IO_SIZE, (CONFIG_SYS_PCI1_IO_SIZE - 1) >> 16);
GT_REG_WRITE (PCI_1_MEMORY0_BASE_ADDR, CONFIG_SYS_PCI1_MEM_BASE >> 16);
GT_REG_WRITE (PCI_1MEMORY0_ADDRESS_REMAP, CONFIG_SYS_PCI1_MEM_BASE >> 16);
GT_REG_WRITE (PCI_1_MEMORY0_SIZE, (CONFIG_SYS_PCI1_MEM_SIZE - 1) >> 16);
/* PCI interface settings */
/* Timeout set to retry forever */
GT_REG_WRITE (PCI_0TIMEOUT_RETRY, 0x0);
GT_REG_WRITE (PCI_1TIMEOUT_RETRY, 0x0);
/* ronen - enable only CS0 and Internal reg!! */
GT_REG_WRITE (PCI_0BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe);
GT_REG_WRITE (PCI_1BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe);
/*ronen update the pci internal registers base address.*/
#ifdef MAP_PCI
for (stat = 0; stat <= PCI_HOST1; stat++)
pciWriteConfigReg (stat,
PCI_INTERNAL_REGISTERS_MEMORY_MAPPED_BASE_ADDRESS,
SELF, CONFIG_SYS_GT_REGS);
#endif
}
#endif
/* Setup CPU interface paramaters */
static void gt_cpu_config (void)
{
cpu_t cpu = get_cpu_type ();
ulong tmp;
/* cpu configuration register */
tmp = GTREGREAD (CPU_CONFIGURATION);
/* set the SINGLE_CPU bit see MV64360 P.399 */
#ifndef CONFIG_SYS_GT_DUAL_CPU /* SINGLE_CPU seems to cause JTAG problems */
tmp |= CPU_CONF_SINGLE_CPU;
#endif
tmp &= ~CPU_CONF_AACK_DELAY_2;
tmp |= CPU_CONF_DP_VALID;
tmp |= CPU_CONF_AP_VALID;
tmp |= CPU_CONF_PIPELINE;
GT_REG_WRITE (CPU_CONFIGURATION, tmp); /* Marvell (VXWorks) writes 0x20220FF */
/* CPU master control register */
tmp = GTREGREAD (CPU_MASTER_CONTROL);
tmp |= CPU_MAST_CTL_ARB_EN;
if ((cpu == CPU_7400) ||
(cpu == CPU_7410) || (cpu == CPU_7455) || (cpu == CPU_7450)) {
tmp |= CPU_MAST_CTL_CLEAN_BLK;
tmp |= CPU_MAST_CTL_FLUSH_BLK;
} else {
/* cleanblock must be cleared for CPUs
* that do not support this command (603e, 750)
* see Res#1 */
tmp &= ~CPU_MAST_CTL_CLEAN_BLK;
tmp &= ~CPU_MAST_CTL_FLUSH_BLK;
}
GT_REG_WRITE (CPU_MASTER_CONTROL, tmp);
}
/*
* board_early_init_f.
*
* set up gal. device mappings, etc.
*/
int board_early_init_f (void)
{
uchar sram_boot = 0;
/*
* set up the GT the way the kernel wants it
* the call to move the GT register space will obviously
* fail if it has already been done, but we're going to assume
* that if it's not at the power-on location, it's where we put
* it last time. (huber)
*/
my_remap_gt_regs (CONFIG_SYS_DFL_GT_REGS, CONFIG_SYS_GT_REGS);
/* No PCI in first release of Port To_do: enable it. */
#ifdef CONFIG_PCI
gt_pci_config ();
#endif
/* mask all external interrupt sources */
GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_HIGH, 0);
/* new in MV6436x */
GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_HIGH, 0);
/* --------------------- */
GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0);
GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0);
/* does not exist in MV6436x
GT_REG_WRITE(CPU_INT_0_MASK, 0);
GT_REG_WRITE(CPU_INT_1_MASK, 0);
GT_REG_WRITE(CPU_INT_2_MASK, 0);
GT_REG_WRITE(CPU_INT_3_MASK, 0);
--------------------- */
/* ----- DEVICE BUS SETTINGS ------ */
/*
* EVB
* 0 - SRAM ????
* 1 - RTC ????
* 2 - UART ????
* 3 - Flash checked 32Bit Intel Strata
* boot - BootCS checked 8Bit 29LV040B
*
* Zuma
* 0 - Flash
* boot - BootCS
*/
/*
* the dual 7450 module requires burst access to the boot
* device, so the serial rom copies the boot device to the
* on-board sram on the eval board, and updates the correct
* registers to boot from the sram. (device0)
*/
if (memoryGetDeviceBaseAddress (DEVICE0) == CONFIG_SYS_DFL_BOOTCS_BASE)
sram_boot = 1;
if (!sram_boot)
memoryMapDeviceSpace (DEVICE0, CONFIG_SYS_DEV0_SPACE, CONFIG_SYS_DEV0_SIZE);
memoryMapDeviceSpace (DEVICE1, CONFIG_SYS_DEV1_SPACE, CONFIG_SYS_DEV1_SIZE);
memoryMapDeviceSpace (DEVICE2, CONFIG_SYS_DEV2_SPACE, CONFIG_SYS_DEV2_SIZE);
memoryMapDeviceSpace (DEVICE3, CONFIG_SYS_DEV3_SPACE, CONFIG_SYS_DEV3_SIZE);
/* configure device timing */
#ifdef CONFIG_SYS_DEV0_PAR /* set port parameters for SRAM device module access */
if (!sram_boot)
GT_REG_WRITE (DEVICE_BANK0PARAMETERS, CONFIG_SYS_DEV0_PAR);
#endif
#ifdef CONFIG_SYS_DEV1_PAR /* set port parameters for RTC device module access */
GT_REG_WRITE (DEVICE_BANK1PARAMETERS, CONFIG_SYS_DEV1_PAR);
#endif
#ifdef CONFIG_SYS_DEV2_PAR /* set port parameters for DUART device module access */
GT_REG_WRITE (DEVICE_BANK2PARAMETERS, CONFIG_SYS_DEV2_PAR);
#endif
#ifdef CONFIG_SYS_32BIT_BOOT_PAR /* set port parameters for Flash device module access */
/* detect if we are booting from the 32 bit flash */
if (GTREGREAD (DEVICE_BOOT_BANK_PARAMETERS) & (0x3 << 20)) {
/* 32 bit boot flash */
GT_REG_WRITE (DEVICE_BANK3PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR);
GT_REG_WRITE (DEVICE_BOOT_BANK_PARAMETERS,
CONFIG_SYS_32BIT_BOOT_PAR);
} else {
/* 8 bit boot flash */
GT_REG_WRITE (DEVICE_BANK3PARAMETERS, CONFIG_SYS_32BIT_BOOT_PAR);
GT_REG_WRITE (DEVICE_BOOT_BANK_PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR);
}
#else
/* 8 bit boot flash only */
/* GT_REG_WRITE(DEVICE_BOOT_BANK_PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR);*/
#endif
gt_cpu_config ();
/* MPP setup */
GT_REG_WRITE (MPP_CONTROL0, CONFIG_SYS_MPP_CONTROL_0);
GT_REG_WRITE (MPP_CONTROL1, CONFIG_SYS_MPP_CONTROL_1);
GT_REG_WRITE (MPP_CONTROL2, CONFIG_SYS_MPP_CONTROL_2);
GT_REG_WRITE (MPP_CONTROL3, CONFIG_SYS_MPP_CONTROL_3);
GT_REG_WRITE (GPP_LEVEL_CONTROL, CONFIG_SYS_GPP_LEVEL_CONTROL);
DEBUG_LED0_ON ();
DEBUG_LED1_ON ();
DEBUG_LED2_ON ();
return 0;
}
/* various things to do after relocation */
int misc_init_r ()
{
icache_enable ();
#ifdef CONFIG_SYS_L2
l2cache_enable ();
#endif
#ifdef CONFIG_MPSC
mpsc_sdma_init ();
mpsc_init2 ();
#endif
#if 0
/* disable the dcache and MMU */
dcache_lock ();
#endif
return 0;
}
void after_reloc (ulong dest_addr, gd_t * gd)
{
/* check to see if we booted from the sram. If so, move things
* back to the way they should be. (we're running from main
* memory at this point now */
if (memoryGetDeviceBaseAddress (DEVICE0) == CONFIG_SYS_DFL_BOOTCS_BASE) {
memoryMapDeviceSpace (DEVICE0, CONFIG_SYS_DEV0_SPACE, CONFIG_SYS_DEV0_SIZE);
memoryMapDeviceSpace (BOOT_DEVICE, CONFIG_SYS_DFL_BOOTCS_BASE, _8M);
}
display_mem_map ();
/* now, jump to the main ppcboot board init code */
board_init_r (gd, dest_addr);
/* NOTREACHED */
}
/* ------------------------------------------------------------------------- */
/*
* Check Board Identity:
*
* right now, assume borad type. (there is just one...after all)
*/
int checkboard (void)
{
int l_type = 0;
printf ("BOARD: %s\n", CONFIG_SYS_BOARD_NAME);
return (l_type);
}
/* utility functions */
void debug_led (int led, int mode)
{
volatile int *addr = 0;
__maybe_unused int dummy;
if (mode == 1) {
switch (led) {
case 0:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x08000);
break;
case 1:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x0c000);
break;
case 2:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x10000);
break;
}
} else if (mode == 0) {
switch (led) {
case 0:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x14000);
break;
case 1:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x18000);
break;
case 2:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x1c000);
break;
}
}
dummy = *addr;
}
int display_mem_map (void)
{
int i, j;
unsigned int base, size, width;
/* SDRAM */
printf ("SD (DDR) RAM\n");
for (i = 0; i <= BANK3; i++) {
base = memoryGetBankBaseAddress (i);
size = memoryGetBankSize (i);
if (size != 0) {
printf ("BANK%d: base - 0x%08x\tsize - %dM bytes\n",
i, base, size >> 20);
}
}
/* CPU's PCI windows */
for (i = 0; i <= PCI_HOST1; i++) {
printf ("\nCPU's PCI %d windows\n", i);
base = pciGetSpaceBase (i, PCI_IO);
size = pciGetSpaceSize (i, PCI_IO);
printf (" IO: base - 0x%08x\tsize - %dM bytes\n", base,
size >> 20);
for (j = 0;
j <=
PCI_REGION0
/*ronen currently only first PCI MEM is used 3 */ ;
j++) {
base = pciGetSpaceBase (i, j);
size = pciGetSpaceSize (i, j);
printf ("MEMORY %d: base - 0x%08x\tsize - %dM bytes\n", j, base, size >> 20);
}
}
/* Devices */
printf ("\nDEVICES\n");
for (i = 0; i <= DEVICE3; i++) {
base = memoryGetDeviceBaseAddress (i);
size = memoryGetDeviceSize (i);
width = memoryGetDeviceWidth (i) * 8;
printf ("DEV %d: base - 0x%08x size - %dM bytes\twidth - %d bits", i, base, size >> 20, width);
if (i == 0)
printf ("\t- EXT SRAM (actual - 1M)\n");
else if (i == 1)
printf ("\t- RTC\n");
else if (i == 2)
printf ("\t- UART\n");
else
printf ("\t- LARGE FLASH\n");
}
/* Bootrom */
base = memoryGetDeviceBaseAddress (BOOT_DEVICE); /* Boot */
size = memoryGetDeviceSize (BOOT_DEVICE);
width = memoryGetDeviceWidth (BOOT_DEVICE) * 8;
printf (" BOOT: base - 0x%08x size - %dM bytes\twidth - %d bits\n",
base, size >> 20, width);
return (0);
}
/* DRAM check routines copied from gw8260 */
#if defined (CONFIG_SYS_DRAM_TEST)
/*********************************************************************/
/* NAME: move64() - moves a double word (64-bit) */
/* */
/* DESCRIPTION: */
/* this function performs a double word move from the data at */
/* the source pointer to the location at the destination pointer. */
/* */
/* INPUTS: */
/* unsigned long long *src - pointer to data to move */
/* */
/* OUTPUTS: */
/* unsigned long long *dest - pointer to locate to move data */
/* */
/* RETURNS: */
/* None */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* May cloober fr0. */
/* */
/*********************************************************************/
static void move64 (unsigned long long *src, unsigned long long *dest)
{
asm ("lfd 0, 0(3)\n\t" /* fpr0 = *scr */
"stfd 0, 0(4)" /* *dest = fpr0 */
: : : "fr0"); /* Clobbers fr0 */
return;
}
#if defined (CONFIG_SYS_DRAM_TEST_DATA)
unsigned long long pattern[] = {
0xaaaaaaaaaaaaaaaaULL,
0xccccccccccccccccULL,
0xf0f0f0f0f0f0f0f0ULL,
0xff00ff00ff00ff00ULL,
0xffff0000ffff0000ULL,
0xffffffff00000000ULL,
0x00000000ffffffffULL,
0x0000ffff0000ffffULL,
0x00ff00ff00ff00ffULL,
0x0f0f0f0f0f0f0f0fULL,
0x3333333333333333ULL,
0x5555555555555555ULL,
};
/*********************************************************************/
/* NAME: mem_test_data() - test data lines for shorts and opens */
/* */
/* DESCRIPTION: */
/* Tests data lines for shorts and opens by forcing adjacent data */
/* to opposite states. Because the data lines could be routed in */
/* an arbitrary manner the must ensure test patterns ensure that */
/* every case is tested. By using the following series of binary */
/* patterns every combination of adjacent bits is test regardless */
/* of routing. */
/* */
/* ...101010101010101010101010 */
/* ...110011001100110011001100 */
/* ...111100001111000011110000 */
/* ...111111110000000011111111 */
/* */
/* Carrying this out, gives us six hex patterns as follows: */
/* */
/* 0xaaaaaaaaaaaaaaaa */
/* 0xcccccccccccccccc */
/* 0xf0f0f0f0f0f0f0f0 */
/* 0xff00ff00ff00ff00 */
/* 0xffff0000ffff0000 */
/* 0xffffffff00000000 */
/* */
/* The number test patterns will always be given by: */
/* */
/* log(base 2)(number data bits) = log2 (64) = 6 */
/* */
/* To test for short and opens to other signals on our boards. we */
/* simply */
/* test with the 1's complemnt of the paterns as well. */
/* */
/* OUTPUTS: */
/* Displays failing test pattern */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* Assumes only one one SDRAM bank */
/* */
/*********************************************************************/
int mem_test_data (void)
{
unsigned long long *pmem = (unsigned long long *) CONFIG_SYS_MEMTEST_START;
unsigned long long temp64 = 0;
int num_patterns = sizeof (pattern) / sizeof (pattern[0]);
int i;
unsigned int hi, lo;
for (i = 0; i < num_patterns; i++) {
move64 (&(pattern[i]), pmem);
move64 (pmem, &temp64);
/* hi = (temp64>>32) & 0xffffffff; */
/* lo = temp64 & 0xffffffff; */
/* printf("\ntemp64 = 0x%08x%08x", hi, lo); */
hi = (pattern[i] >> 32) & 0xffffffff;
lo = pattern[i] & 0xffffffff;
/* printf("\npattern[%d] = 0x%08x%08x", i, hi, lo); */
if (temp64 != pattern[i]) {
printf ("\n Data Test Failed, pattern 0x%08x%08x",
hi, lo);
return 1;
}
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST_DATA */
#if defined (CONFIG_SYS_DRAM_TEST_ADDRESS)
/*********************************************************************/
/* NAME: mem_test_address() - test address lines */
/* */
/* DESCRIPTION: */
/* This function performs a test to verify that each word im */
/* memory is uniquly addressable. The test sequence is as follows: */
/* */
/* 1) write the address of each word to each word. */
/* 2) verify that each location equals its address */
/* */
/* OUTPUTS: */
/* Displays failing test pattern and address */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_test_address (void)
{
volatile unsigned int *pmem =
(volatile unsigned int *) CONFIG_SYS_MEMTEST_START;
const unsigned int size = (CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START) / 4;
unsigned int i;
/* write address to each location */
for (i = 0; i < size; i++) {
pmem[i] = i;
}
/* verify each loaction */
for (i = 0; i < size; i++) {
if (pmem[i] != i) {
printf ("\n Address Test Failed at 0x%x", i);
return 1;
}
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST_ADDRESS */
#if defined (CONFIG_SYS_DRAM_TEST_WALK)
/*********************************************************************/
/* NAME: mem_march() - memory march */
/* */
/* DESCRIPTION: */
/* Marches up through memory. At each location verifies rmask if */
/* read = 1. At each location write wmask if write = 1. Displays */
/* failing address and pattern. */
/* */
/* INPUTS: */
/* volatile unsigned long long * base - start address of test */
/* unsigned int size - number of dwords(64-bit) to test */
/* unsigned long long rmask - read verify mask */
/* unsigned long long wmask - wrtie verify mask */
/* short read - verifies rmask if read = 1 */
/* short write - writes wmask if write = 1 */
/* */
/* OUTPUTS: */
/* Displays failing test pattern and address */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_march (volatile unsigned long long *base,
unsigned int size,
unsigned long long rmask,
unsigned long long wmask, short read, short write)
{
unsigned int i;
unsigned long long temp = 0;
unsigned int hitemp, lotemp, himask, lomask;
for (i = 0; i < size; i++) {
if (read != 0) {
/* temp = base[i]; */
move64 ((unsigned long long *) &(base[i]), &temp);
if (rmask != temp) {
hitemp = (temp >> 32) & 0xffffffff;
lotemp = temp & 0xffffffff;
himask = (rmask >> 32) & 0xffffffff;
lomask = rmask & 0xffffffff;
printf ("\n Walking one's test failed: address = 0x%08x," "\n\texpected 0x%08x%08x, found 0x%08x%08x", i << 3, himask, lomask, hitemp, lotemp);
return 1;
}
}
if (write != 0) {
/* base[i] = wmask; */
move64 (&wmask, (unsigned long long *) &(base[i]));
}
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST_WALK */
/*********************************************************************/
/* NAME: mem_test_walk() - a simple walking ones test */
/* */
/* DESCRIPTION: */
/* Performs a walking ones through entire physical memory. The */
/* test uses as series of memory marches, mem_march(), to verify */
/* and write the test patterns to memory. The test sequence is as */
/* follows: */
/* 1) march writing 0000...0001 */
/* 2) march verifying 0000...0001 , writing 0000...0010 */
/* 3) repeat step 2 shifting masks left 1 bit each time unitl */
/* the write mask equals 1000...0000 */
/* 4) march verifying 1000...0000 */
/* The test fails if any of the memory marches return a failure. */
/* */
/* OUTPUTS: */
/* Displays which pass on the memory test is executing */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_test_walk (void)
{
unsigned long long mask;
volatile unsigned long long *pmem =
(volatile unsigned long long *) CONFIG_SYS_MEMTEST_START;
const unsigned long size = (CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START) / 8;
unsigned int i;
mask = 0x01;
printf ("Initial Pass");
mem_march (pmem, size, 0x0, 0x1, 0, 1);
printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
printf (" ");
printf (" ");
printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
for (i = 0; i < 63; i++) {
printf ("Pass %2d", i + 2);
if (mem_march (pmem, size, mask, mask << 1, 1, 1) != 0) {
/*printf("mask: 0x%x, pass: %d, ", mask, i); */
return 1;
}
mask = mask << 1;
printf ("\b\b\b\b\b\b\b");
}
printf ("Last Pass");
if (mem_march (pmem, size, 0, mask, 0, 1) != 0) {
/* printf("mask: 0x%x", mask); */
return 1;
}
printf ("\b\b\b\b\b\b\b\b\b");
printf (" ");
printf ("\b\b\b\b\b\b\b\b\b");
return 0;
}
/*********************************************************************/
/* NAME: testdram() - calls any enabled memory tests */
/* */
/* DESCRIPTION: */
/* Runs memory tests if the environment test variables are set to */
/* 'y'. */
/* */
/* INPUTS: */
/* testdramdata - If set to 'y', data test is run. */
/* testdramaddress - If set to 'y', address test is run. */
/* testdramwalk - If set to 'y', walking ones test is run */
/* */
/* OUTPUTS: */
/* None */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata, runaddress, runwalk;
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
/* rundata = 1; */
/* runaddress = 0; */
/* runwalk = 0; */
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {
printf ("Testing RAM from 0x%08x to 0x%08x ... (don't panic... that will take a moment !!!!)\n", CONFIG_SYS_MEMTEST_START, CONFIG_SYS_MEMTEST_END);
}
#ifdef CONFIG_SYS_DRAM_TEST_DATA
if (rundata == 1) {
printf ("Test DATA ... ");
if (mem_test_data () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
#ifdef CONFIG_SYS_DRAM_TEST_ADDRESS
if (runaddress == 1) {
printf ("Test ADDRESS ... ");
if (mem_test_address () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
#ifdef CONFIG_SYS_DRAM_TEST_WALK
if (runwalk == 1) {
printf ("Test WALKING ONEs ... ");
if (mem_test_walk () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {
printf ("passed\n");
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST */
/* ronen - the below functions are used by the bootm function */
/* - we map the base register to fbe00000 (same mapping as in the LSP) */
/* - we turn off the RX gig dmas - to prevent the dma from overunning */
/* the kernel data areas. */
/* - we diable and invalidate the icache and dcache. */
void my_remap_gt_regs_bootm (u32 cur_loc, u32 new_loc)
{
u32 temp;
temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE));
if ((temp & 0xffff) == new_loc >> 16)
return;
temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) &
0xffff0000) | (new_loc >> 16);
out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp);
while ((WORD_SWAP (*((volatile unsigned int *) (NONE_CACHEABLE |
new_loc |
(INTERNAL_SPACE_DECODE)))))
!= temp);
}
void board_prebootm_init ()
{
/* change window size of PCI1 IO in order tp prevent overlaping with REG BASE. */
GT_REG_WRITE (PCI_1_IO_SIZE, (_64K - 1) >> 16);
/* Stop GigE Rx DMA engines */
GT_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG (0), 0x0000ff00);
GT_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG (1), 0x0000ff00);
/* MV_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG(2), 0x0000ff00); */
/* Relocate MV64360 internal regs */
my_remap_gt_regs_bootm (CONFIG_SYS_GT_REGS, BRIDGE_REG_BASE_BOOTM);
icache_disable ();
dcache_disable ();
}
int board_eth_init(bd_t *bis)
{
int ret;
ret = pci_eth_init(bis);
if (!ret)
ret = mv6436x_eth_initialize(bis);
return ret;
}

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/*
* (C) Copyright 2001
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* eth.h - header file for the polled mode GT ethernet driver
*/
#ifndef __EVB64360_ETH_H__
#define __EVB64360_ETH_H__
#include <asm/types.h>
#include <asm/io.h>
#include <asm/byteorder.h>
#include <common.h>
int db64360_eth0_poll(void);
int db64360_eth0_transmit(unsigned int s, volatile char *p);
void db64360_eth0_disable(void);
bool network_start(bd_t *bis);
int mv6436x_eth_initialize(bd_t *);
#endif /* __EVB64360_ETH_H__ */

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/*
* (C) Copyright 2001
* John Clemens <clemens@mclx.com>, Mission Critical Linux, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*************************************************************************
* changes for Marvell DB64360 eval board 2003 by Ingo Assmus <ingo.assmus@keymile.com>
*
************************************************************************/
/*
* mpsc.h - header file for MPSC in uart mode (console driver)
*/
#ifndef __MPSC_H__
#define __MPSC_H__
/* include actual Galileo defines */
#include "../include/mv_gen_reg.h"
/* driver related defines */
int mpsc_init(int baud);
void mpsc_sdma_init(void);
void mpsc_init2(void);
int galbrg_set_baudrate(int channel, int rate);
int mpsc_putchar_early(char ch);
char mpsc_getchar_debug(void);
int mpsc_test_char_debug(void);
int mpsc_test_char_sdma(void);
extern int (*mpsc_putchar)(char ch);
extern char (*mpsc_getchar)(void);
extern int (*mpsc_test_char)(void);
#define CHANNEL CONFIG_MPSC_PORT
#define TX_DESC 5
#define RX_DESC 20
#define DESC_FIRST 0x00010000
#define DESC_LAST 0x00020000
#define DESC_OWNER_BIT 0x80000000
#define TX_DEMAND 0x00800000
#define TX_STOP 0x00010000
#define RX_ENABLE 0x00000080
#define SDMA_RX_ABORT (1 << 15)
#define SDMA_TX_ABORT (1 << 31)
#define MPSC_TX_ABORT (1 << 7)
#define MPSC_RX_ABORT (1 << 23)
#define MPSC_ENTER_HUNT (1 << 31)
/* MPSC defines */
#define GALMPSC_CONNECT 0x1
#define GALMPSC_DISCONNECT 0x0
#define GALMPSC_UART 0x1
#define GALMPSC_STOP_BITS_1 0x0
#define GALMPSC_STOP_BITS_2 0x1
#define GALMPSC_CHAR_LENGTH_8 0x3
#define GALMPSC_CHAR_LENGTH_7 0x2
#define GALMPSC_PARITY_ODD 0x0
#define GALMPSC_PARITY_EVEN 0x2
#define GALMPSC_PARITY_MARK 0x3
#define GALMPSC_PARITY_SPACE 0x1
#define GALMPSC_PARITY_NONE -1
#define GALMPSC_SERIAL_MULTIPLEX SERIAL_PORT_MULTIPLEX /* 0xf010 */
#define GALMPSC_ROUTING_REGISTER MAIN_ROUTING_REGISTER /* 0xb400 */
#define GALMPSC_RxC_ROUTE RECEIVE_CLOCK_ROUTING_REGISTER /* 0xb404 */
#define GALMPSC_TxC_ROUTE TRANSMIT_CLOCK_ROUTING_REGISTER /* 0xb408 */
#define GALMPSC_MCONF_LOW MPSC0_MAIN_CONFIGURATION_LOW /* 0x8000 */
#define GALMPSC_MCONF_HIGH MPSC0_MAIN_CONFIGURATION_HIGH /* 0x8004 */
#define GALMPSC_PROTOCONF_REG MPSC0_PROTOCOL_CONFIGURATION /* 0x8008 */
#define GALMPSC_REG_GAP 0x1000
#define GALMPSC_MCONF_CHREG_BASE CHANNEL0_REGISTER1 /* 0x800c */
#define GALMPSC_CHANNELREG_1 CHANNEL0_REGISTER1 /* 0x800c */
#define GALMPSC_CHANNELREG_2 CHANNEL0_REGISTER2 /* 0x8010 */
#define GALMPSC_CHANNELREG_3 CHANNEL0_REGISTER3 /* 0x8014 */
#define GALMPSC_CHANNELREG_4 CHANNEL0_REGISTER4 /* 0x8018 */
#define GALMPSC_CHANNELREG_5 CHANNEL0_REGISTER5 /* 0x801c */
#define GALMPSC_CHANNELREG_6 CHANNEL0_REGISTER6 /* 0x8020 */
#define GALMPSC_CHANNELREG_7 CHANNEL0_REGISTER7 /* 0x8024 */
#define GALMPSC_CHANNELREG_8 CHANNEL0_REGISTER8 /* 0x8028 */
#define GALMPSC_CHANNELREG_9 CHANNEL0_REGISTER9 /* 0x802c */
#define GALMPSC_CHANNELREG_10 CHANNEL0_REGISTER10 /* 0x8030 */
#define GALMPSC_CHANNELREG_11 CHANNEL0_REGISTER11 /* 0x8034 */
#define GALSDMA_COMMAND_FIRST (1 << 16)
#define GALSDMA_COMMAND_LAST (1 << 17)
#define GALSDMA_COMMAND_ENABLEINT (1 << 23)
#define GALSDMA_COMMAND_AUTO (1 << 30)
#define GALSDMA_COMMAND_OWNER (1 << 31)
#define GALSDMA_RX 0
#define GALSDMA_TX 1
/* CHANNEL2 should be CHANNEL1, according to documentation,
* but to work with the current GTREGS file...
*/
#define GALSDMA_0_CONF_REG CHANNEL0_CONFIGURATION_REGISTER /* 0x4000 */
#define GALSDMA_1_CONF_REG CHANNEL2_CONFIGURATION_REGISTER /* 0x6000 */
#define GALSDMA_0_COM_REG CHANNEL0_COMMAND_REGISTER /* 0x4008 */
#define GALSDMA_1_COM_REG CHANNEL2_COMMAND_REGISTER /* 0x6008 */
#define GALSDMA_0_CUR_RX_PTR CHANNEL0_CURRENT_RX_DESCRIPTOR_POINTER /* 0x4810 */
#define GALSDMA_0_CUR_TX_PTR CHANNEL0_CURRENT_TX_DESCRIPTOR_POINTER /* 0x4c10 */
#define GALSDMA_0_FIR_TX_PTR CHANNEL0_FIRST_TX_DESCRIPTOR_POINTER /* 0x4c14 */
#define GALSDMA_1_CUR_RX_PTR CHANNEL2_CURRENT_RX_DESCRIPTOR_POINTER /* 0x6810 */
#define GALSDMA_1_CUR_TX_PTR CHANNEL2_CURRENT_TX_DESCRIPTOR_POINTER /* 0x6c10 */
#define GALSDMA_1_FIR_TX_PTR CHANNEL2_FIRST_TX_DESCRIPTOR_POINTER /* 0x6c14 */
#define GALSDMA_REG_DIFF 0x2000
/* WRONG in gt64260R.h */
#define GALSDMA_INT_CAUSE 0xb800 /* SDMA_CAUSE */
#define GALSDMA_INT_MASK 0xb880 /* SDMA_MASK */
#define GALMPSC_0_INT_CAUSE 0xb804
#define GALMPSC_0_INT_MASK 0xb884
#define GALSDMA_MODE_UART 0
#define GALSDMA_MODE_BISYNC 1
#define GALSDMA_MODE_HDLC 2
#define GALSDMA_MODE_TRANSPARENT 3
#define GALBRG_0_CONFREG BRG0_CONFIGURATION_REGISTER /* 0xb200 */
#define GALBRG_REG_GAP 0x0008
#define GALBRG_0_BTREG BRG0_BAUDE_TUNING_REGISTER /* 0xb204 */
#endif /* __MPSC_H__ */

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/*
* (C) Copyright 2003
* Ingo Assmus <ingo.assmus@keymile.com>
*
* based on - Driver for MV64360X ethernet ports
* Copyright (C) 2002 rabeeh@galileo.co.il
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* mv_eth.h - header file for the polled mode GT ethernet driver
*/
#ifndef __DB64360_ETH_H__
#define __DB64360_ETH_H__
#include <asm/types.h>
#include <asm/io.h>
#include <asm/byteorder.h>
#include <common.h>
#include <net.h>
#include "mv_regs.h"
#include <asm/errno.h>
/*************************************************************************
**************************************************************************
**************************************************************************
* The first part is the high level driver of the gigE ethernet ports. *
**************************************************************************
**************************************************************************
*************************************************************************/
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
/* In case not using SG on Tx, define MAX_SKB_FRAGS as 0 */
#ifndef MAX_SKB_FRAGS
#define MAX_SKB_FRAGS 0
#endif
/* Port attributes */
/*#define MAX_RX_QUEUE_NUM 8*/
/*#define MAX_TX_QUEUE_NUM 8*/
#define MAX_RX_QUEUE_NUM 1
#define MAX_TX_QUEUE_NUM 1
/* Use one TX queue and one RX queue */
#define MV64360_TX_QUEUE_NUM 1
#define MV64360_RX_QUEUE_NUM 1
/*
* Number of RX / TX descriptors on RX / TX rings.
* Note that allocating RX descriptors is done by allocating the RX
* ring AND a preallocated RX buffers (skb's) for each descriptor.
* The TX descriptors only allocates the TX descriptors ring,
* with no pre allocated TX buffers (skb's are allocated by higher layers.
*/
/* Default TX ring size is 10 descriptors */
#ifdef CONFIG_MV64360_ETH_TXQUEUE_SIZE
#define MV64360_TX_QUEUE_SIZE CONFIG_MV64360_ETH_TXQUEUE_SIZE
#else
#define MV64360_TX_QUEUE_SIZE 4
#endif
/* Default RX ring size is 4 descriptors */
#ifdef CONFIG_MV64360_ETH_RXQUEUE_SIZE
#define MV64360_RX_QUEUE_SIZE CONFIG_MV64360_ETH_RXQUEUE_SIZE
#else
#define MV64360_RX_QUEUE_SIZE 4
#endif
#ifdef CONFIG_RX_BUFFER_SIZE
#define MV64360_RX_BUFFER_SIZE CONFIG_RX_BUFFER_SIZE
#else
#define MV64360_RX_BUFFER_SIZE 1600
#endif
#ifdef CONFIG_TX_BUFFER_SIZE
#define MV64360_TX_BUFFER_SIZE CONFIG_TX_BUFFER_SIZE
#else
#define MV64360_TX_BUFFER_SIZE 1600
#endif
/*
* Network device statistics. Akin to the 2.0 ether stats but
* with byte counters.
*/
struct net_device_stats
{
unsigned long rx_packets; /* total packets received */
unsigned long tx_packets; /* total packets transmitted */
unsigned long rx_bytes; /* total bytes received */
unsigned long tx_bytes; /* total bytes transmitted */
unsigned long rx_errors; /* bad packets received */
unsigned long tx_errors; /* packet transmit problems */
unsigned long rx_dropped; /* no space in linux buffers */
unsigned long tx_dropped; /* no space available in linux */
unsigned long multicast; /* multicast packets received */
unsigned long collisions;
/* detailed rx_errors: */
unsigned long rx_length_errors;
unsigned long rx_over_errors; /* receiver ring buff overflow */
unsigned long rx_crc_errors; /* recved pkt with crc error */
unsigned long rx_frame_errors; /* recv'd frame alignment error */
unsigned long rx_fifo_errors; /* recv'r fifo overrun */
unsigned long rx_missed_errors; /* receiver missed packet */
/* detailed tx_errors */
unsigned long tx_aborted_errors;
unsigned long tx_carrier_errors;
unsigned long tx_fifo_errors;
unsigned long tx_heartbeat_errors;
unsigned long tx_window_errors;
/* for cslip etc */
unsigned long rx_compressed;
unsigned long tx_compressed;
};
/* Private data structure used for ethernet device */
struct mv64360_eth_priv {
unsigned int port_num;
struct net_device_stats *stats;
/* to buffer area aligned */
char * p_eth_tx_buffer[MV64360_TX_QUEUE_SIZE+1]; /*pointers to alligned tx buffs in memory space */
char * p_eth_rx_buffer[MV64360_RX_QUEUE_SIZE+1]; /*pointers to allinged rx buffs in memory space */
/* Size of Tx Ring per queue */
unsigned int tx_ring_size [MAX_TX_QUEUE_NUM];
/* Size of Rx Ring per queue */
unsigned int rx_ring_size [MAX_RX_QUEUE_NUM];
/* Magic Number for Ethernet running */
unsigned int eth_running;
};
int mv64360_eth_init (struct eth_device *dev);
int mv64360_eth_stop (struct eth_device *dev);
int mv64360_eth_start_xmit(struct eth_device *dev, void *packet, int length);
int mv64360_eth_open (struct eth_device *dev);
/*************************************************************************
**************************************************************************
**************************************************************************
* The second part is the low level driver of the gigE ethernet ports. *
**************************************************************************
**************************************************************************
*************************************************************************/
/********************************************************************************
* Header File for : MV-643xx network interface header
*
* DESCRIPTION:
* This header file contains macros typedefs and function declaration for
* the Marvell Gig Bit Ethernet Controller.
*
* DEPENDENCIES:
* None.
*
*******************************************************************************/
#ifdef CONFIG_SPECIAL_CONSISTENT_MEMORY
#ifdef CONFIG_MV64360_SRAM_CACHEABLE
/* In case SRAM is cacheable but not cache coherent */
#define D_CACHE_FLUSH_LINE(addr, offset) \
{ \
__asm__ __volatile__ ("dcbf %0,%1" : : "r" (addr), "r" (offset)); \
}
#else
/* In case SRAM is cache coherent or non-cacheable */
#define D_CACHE_FLUSH_LINE(addr, offset) ;
#endif
#else
#ifdef CONFIG_NOT_COHERENT_CACHE
/* In case of descriptors on DDR but not cache coherent */
#define D_CACHE_FLUSH_LINE(addr, offset) \
{ \
__asm__ __volatile__ ("dcbf %0,%1" : : "r" (addr), "r" (offset)); \
}
#else
/* In case of descriptors on DDR and cache coherent */
#define D_CACHE_FLUSH_LINE(addr, offset) ;
#endif /* CONFIG_NOT_COHERENT_CACHE */
#endif /* CONFIG_SPECIAL_CONSISTENT_MEMORY */
#define CPU_PIPE_FLUSH \
{ \
__asm__ __volatile__ ("eieio"); \
}
/* defines */
/* Default port configuration value */
#define PORT_CONFIG_VALUE \
ETH_UNICAST_NORMAL_MODE | \
ETH_DEFAULT_RX_QUEUE_0 | \
ETH_DEFAULT_RX_ARP_QUEUE_0 | \
ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP | \
ETH_RECEIVE_BC_IF_IP | \
ETH_RECEIVE_BC_IF_ARP | \
ETH_CAPTURE_TCP_FRAMES_DIS | \
ETH_CAPTURE_UDP_FRAMES_DIS | \
ETH_DEFAULT_RX_TCP_QUEUE_0 | \
ETH_DEFAULT_RX_UDP_QUEUE_0 | \
ETH_DEFAULT_RX_BPDU_QUEUE_0
/* Default port extend configuration value */
#define PORT_CONFIG_EXTEND_VALUE \
ETH_SPAN_BPDU_PACKETS_AS_NORMAL | \
ETH_PARTITION_DISABLE
/* Default sdma control value */
#ifdef CONFIG_NOT_COHERENT_CACHE
#define PORT_SDMA_CONFIG_VALUE \
ETH_RX_BURST_SIZE_16_64BIT | \
GT_ETH_IPG_INT_RX(0) | \
ETH_TX_BURST_SIZE_16_64BIT;
#else
#define PORT_SDMA_CONFIG_VALUE \
ETH_RX_BURST_SIZE_4_64BIT | \
GT_ETH_IPG_INT_RX(0) | \
ETH_TX_BURST_SIZE_4_64BIT;
#endif
#define GT_ETH_IPG_INT_RX(value) \
((value & 0x3fff) << 8)
/* Default port serial control value */
#define PORT_SERIAL_CONTROL_VALUE \
ETH_FORCE_LINK_PASS | \
ETH_ENABLE_AUTO_NEG_FOR_DUPLX | \
ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL | \
ETH_ADV_SYMMETRIC_FLOW_CTRL | \
ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \
ETH_FORCE_BP_MODE_NO_JAM | \
BIT9 | \
ETH_DO_NOT_FORCE_LINK_FAIL | \
ETH_RETRANSMIT_16_ETTEMPTS | \
ETH_ENABLE_AUTO_NEG_SPEED_GMII | \
ETH_DTE_ADV_0 | \
ETH_DISABLE_AUTO_NEG_BYPASS | \
ETH_AUTO_NEG_NO_CHANGE | \
ETH_MAX_RX_PACKET_1552BYTE | \
ETH_CLR_EXT_LOOPBACK | \
ETH_SET_FULL_DUPLEX_MODE | \
ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX;
#define RX_BUFFER_MAX_SIZE 0xFFFF
#define TX_BUFFER_MAX_SIZE 0xFFFF /* Buffer are limited to 64k */
#define RX_BUFFER_MIN_SIZE 0x8
#define TX_BUFFER_MIN_SIZE 0x8
/* Tx WRR confoguration macros */
#define PORT_MAX_TRAN_UNIT 0x24 /* MTU register (default) 9KByte */
#define PORT_MAX_TOKEN_BUCKET_SIZE 0x_fFFF /* PMTBS register (default) */
#define PORT_TOKEN_RATE 1023 /* PTTBRC register (default) */
/* MAC accepet/reject macros */
#define ACCEPT_MAC_ADDR 0
#define REJECT_MAC_ADDR 1
/* Size of a Tx/Rx descriptor used in chain list data structure */
#define RX_DESC_ALIGNED_SIZE 0x20
#define TX_DESC_ALIGNED_SIZE 0x20
/* An offest in Tx descriptors to store data for buffers less than 8 Bytes */
#define TX_BUF_OFFSET_IN_DESC 0x18
/* Buffer offset from buffer pointer */
#define RX_BUF_OFFSET 0x2
/* Gap define */
#define ETH_BAR_GAP 0x8
#define ETH_SIZE_REG_GAP 0x8
#define ETH_HIGH_ADDR_REMAP_REG_GAP 0x4
#define ETH_PORT_ACCESS_CTRL_GAP 0x4
/* Gigabit Ethernet Unit Global Registers */
/* MIB Counters register definitions */
#define ETH_MIB_GOOD_OCTETS_RECEIVED_LOW 0x0
#define ETH_MIB_GOOD_OCTETS_RECEIVED_HIGH 0x4
#define ETH_MIB_BAD_OCTETS_RECEIVED 0x8
#define ETH_MIB_INTERNAL_MAC_TRANSMIT_ERR 0xc
#define ETH_MIB_GOOD_FRAMES_RECEIVED 0x10
#define ETH_MIB_BAD_FRAMES_RECEIVED 0x14
#define ETH_MIB_BROADCAST_FRAMES_RECEIVED 0x18
#define ETH_MIB_MULTICAST_FRAMES_RECEIVED 0x1c
#define ETH_MIB_FRAMES_64_OCTETS 0x20
#define ETH_MIB_FRAMES_65_TO_127_OCTETS 0x24
#define ETH_MIB_FRAMES_128_TO_255_OCTETS 0x28
#define ETH_MIB_FRAMES_256_TO_511_OCTETS 0x2c
#define ETH_MIB_FRAMES_512_TO_1023_OCTETS 0x30
#define ETH_MIB_FRAMES_1024_TO_MAX_OCTETS 0x34
#define ETH_MIB_GOOD_OCTETS_SENT_LOW 0x38
#define ETH_MIB_GOOD_OCTETS_SENT_HIGH 0x3c
#define ETH_MIB_GOOD_FRAMES_SENT 0x40
#define ETH_MIB_EXCESSIVE_COLLISION 0x44
#define ETH_MIB_MULTICAST_FRAMES_SENT 0x48
#define ETH_MIB_BROADCAST_FRAMES_SENT 0x4c
#define ETH_MIB_UNREC_MAC_CONTROL_RECEIVED 0x50
#define ETH_MIB_FC_SENT 0x54
#define ETH_MIB_GOOD_FC_RECEIVED 0x58
#define ETH_MIB_BAD_FC_RECEIVED 0x5c
#define ETH_MIB_UNDERSIZE_RECEIVED 0x60
#define ETH_MIB_FRAGMENTS_RECEIVED 0x64
#define ETH_MIB_OVERSIZE_RECEIVED 0x68
#define ETH_MIB_JABBER_RECEIVED 0x6c
#define ETH_MIB_MAC_RECEIVE_ERROR 0x70
#define ETH_MIB_BAD_CRC_EVENT 0x74
#define ETH_MIB_COLLISION 0x78
#define ETH_MIB_LATE_COLLISION 0x7c
/* Port serial status reg (PSR) */
#define ETH_INTERFACE_GMII_MII 0
#define ETH_INTERFACE_PCM BIT0
#define ETH_LINK_IS_DOWN 0
#define ETH_LINK_IS_UP BIT1
#define ETH_PORT_AT_HALF_DUPLEX 0
#define ETH_PORT_AT_FULL_DUPLEX BIT2
#define ETH_RX_FLOW_CTRL_DISABLED 0
#define ETH_RX_FLOW_CTRL_ENBALED BIT3
#define ETH_GMII_SPEED_100_10 0
#define ETH_GMII_SPEED_1000 BIT4
#define ETH_MII_SPEED_10 0
#define ETH_MII_SPEED_100 BIT5
#define ETH_NO_TX 0
#define ETH_TX_IN_PROGRESS BIT7
#define ETH_BYPASS_NO_ACTIVE 0
#define ETH_BYPASS_ACTIVE BIT8
#define ETH_PORT_NOT_AT_PARTITION_STATE 0
#define ETH_PORT_AT_PARTITION_STATE BIT9
#define ETH_PORT_TX_FIFO_NOT_EMPTY 0
#define ETH_PORT_TX_FIFO_EMPTY BIT10
/* These macros describes the Port configuration reg (Px_cR) bits */
#define ETH_UNICAST_NORMAL_MODE 0
#define ETH_UNICAST_PROMISCUOUS_MODE BIT0
#define ETH_DEFAULT_RX_QUEUE_0 0
#define ETH_DEFAULT_RX_QUEUE_1 BIT1
#define ETH_DEFAULT_RX_QUEUE_2 BIT2
#define ETH_DEFAULT_RX_QUEUE_3 (BIT2 | BIT1)
#define ETH_DEFAULT_RX_QUEUE_4 BIT3
#define ETH_DEFAULT_RX_QUEUE_5 (BIT3 | BIT1)
#define ETH_DEFAULT_RX_QUEUE_6 (BIT3 | BIT2)
#define ETH_DEFAULT_RX_QUEUE_7 (BIT3 | BIT2 | BIT1)
#define ETH_DEFAULT_RX_ARP_QUEUE_0 0
#define ETH_DEFAULT_RX_ARP_QUEUE_1 BIT4
#define ETH_DEFAULT_RX_ARP_QUEUE_2 BIT5
#define ETH_DEFAULT_RX_ARP_QUEUE_3 (BIT5 | BIT4)
#define ETH_DEFAULT_RX_ARP_QUEUE_4 BIT6
#define ETH_DEFAULT_RX_ARP_QUEUE_5 (BIT6 | BIT4)
#define ETH_DEFAULT_RX_ARP_QUEUE_6 (BIT6 | BIT5)
#define ETH_DEFAULT_RX_ARP_QUEUE_7 (BIT6 | BIT5 | BIT4)
#define ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP 0
#define ETH_REJECT_BC_IF_NOT_IP_OR_ARP BIT7
#define ETH_RECEIVE_BC_IF_IP 0
#define ETH_REJECT_BC_IF_IP BIT8
#define ETH_RECEIVE_BC_IF_ARP 0
#define ETH_REJECT_BC_IF_ARP BIT9
#define ETH_TX_AM_NO_UPDATE_ERROR_SUMMARY BIT12
#define ETH_CAPTURE_TCP_FRAMES_DIS 0
#define ETH_CAPTURE_TCP_FRAMES_EN BIT14
#define ETH_CAPTURE_UDP_FRAMES_DIS 0
#define ETH_CAPTURE_UDP_FRAMES_EN BIT15
#define ETH_DEFAULT_RX_TCP_QUEUE_0 0
#define ETH_DEFAULT_RX_TCP_QUEUE_1 BIT16
#define ETH_DEFAULT_RX_TCP_QUEUE_2 BIT17
#define ETH_DEFAULT_RX_TCP_QUEUE_3 (BIT17 | BIT16)
#define ETH_DEFAULT_RX_TCP_QUEUE_4 BIT18
#define ETH_DEFAULT_RX_TCP_QUEUE_5 (BIT18 | BIT16)
#define ETH_DEFAULT_RX_TCP_QUEUE_6 (BIT18 | BIT17)
#define ETH_DEFAULT_RX_TCP_QUEUE_7 (BIT18 | BIT17 | BIT16)
#define ETH_DEFAULT_RX_UDP_QUEUE_0 0
#define ETH_DEFAULT_RX_UDP_QUEUE_1 BIT19
#define ETH_DEFAULT_RX_UDP_QUEUE_2 BIT20
#define ETH_DEFAULT_RX_UDP_QUEUE_3 (BIT20 | BIT19)
#define ETH_DEFAULT_RX_UDP_QUEUE_4 (BIT21
#define ETH_DEFAULT_RX_UDP_QUEUE_5 (BIT21 | BIT19)
#define ETH_DEFAULT_RX_UDP_QUEUE_6 (BIT21 | BIT20)
#define ETH_DEFAULT_RX_UDP_QUEUE_7 (BIT21 | BIT20 | BIT19)
#define ETH_DEFAULT_RX_BPDU_QUEUE_0 0
#define ETH_DEFAULT_RX_BPDU_QUEUE_1 BIT22
#define ETH_DEFAULT_RX_BPDU_QUEUE_2 BIT23
#define ETH_DEFAULT_RX_BPDU_QUEUE_3 (BIT23 | BIT22)
#define ETH_DEFAULT_RX_BPDU_QUEUE_4 BIT24
#define ETH_DEFAULT_RX_BPDU_QUEUE_5 (BIT24 | BIT22)
#define ETH_DEFAULT_RX_BPDU_QUEUE_6 (BIT24 | BIT23)
#define ETH_DEFAULT_RX_BPDU_QUEUE_7 (BIT24 | BIT23 | BIT22)
/* These macros describes the Port configuration extend reg (Px_cXR) bits*/
#define ETH_CLASSIFY_EN BIT0
#define ETH_SPAN_BPDU_PACKETS_AS_NORMAL 0
#define ETH_SPAN_BPDU_PACKETS_TO_RX_QUEUE_7 BIT1
#define ETH_PARTITION_DISABLE 0
#define ETH_PARTITION_ENABLE BIT2
/* Tx/Rx queue command reg (RQCR/TQCR)*/
#define ETH_QUEUE_0_ENABLE BIT0
#define ETH_QUEUE_1_ENABLE BIT1
#define ETH_QUEUE_2_ENABLE BIT2
#define ETH_QUEUE_3_ENABLE BIT3
#define ETH_QUEUE_4_ENABLE BIT4
#define ETH_QUEUE_5_ENABLE BIT5
#define ETH_QUEUE_6_ENABLE BIT6
#define ETH_QUEUE_7_ENABLE BIT7
#define ETH_QUEUE_0_DISABLE BIT8
#define ETH_QUEUE_1_DISABLE BIT9
#define ETH_QUEUE_2_DISABLE BIT10
#define ETH_QUEUE_3_DISABLE BIT11
#define ETH_QUEUE_4_DISABLE BIT12
#define ETH_QUEUE_5_DISABLE BIT13
#define ETH_QUEUE_6_DISABLE BIT14
#define ETH_QUEUE_7_DISABLE BIT15
/* These macros describes the Port Sdma configuration reg (SDCR) bits */
#define ETH_RIFB BIT0
#define ETH_RX_BURST_SIZE_1_64BIT 0
#define ETH_RX_BURST_SIZE_2_64BIT BIT1
#define ETH_RX_BURST_SIZE_4_64BIT BIT2
#define ETH_RX_BURST_SIZE_8_64BIT (BIT2 | BIT1)
#define ETH_RX_BURST_SIZE_16_64BIT BIT3
#define ETH_BLM_RX_NO_SWAP BIT4
#define ETH_BLM_RX_BYTE_SWAP 0
#define ETH_BLM_TX_NO_SWAP BIT5
#define ETH_BLM_TX_BYTE_SWAP 0
#define ETH_DESCRIPTORS_BYTE_SWAP BIT6
#define ETH_DESCRIPTORS_NO_SWAP 0
#define ETH_TX_BURST_SIZE_1_64BIT 0
#define ETH_TX_BURST_SIZE_2_64BIT BIT22
#define ETH_TX_BURST_SIZE_4_64BIT BIT23
#define ETH_TX_BURST_SIZE_8_64BIT (BIT23 | BIT22)
#define ETH_TX_BURST_SIZE_16_64BIT BIT24
/* These macros describes the Port serial control reg (PSCR) bits */
#define ETH_SERIAL_PORT_DISABLE 0
#define ETH_SERIAL_PORT_ENABLE BIT0
#define ETH_FORCE_LINK_PASS BIT1
#define ETH_DO_NOT_FORCE_LINK_PASS 0
#define ETH_ENABLE_AUTO_NEG_FOR_DUPLX 0
#define ETH_DISABLE_AUTO_NEG_FOR_DUPLX BIT2
#define ETH_ENABLE_AUTO_NEG_FOR_FLOW_CTRL 0
#define ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL BIT3
#define ETH_ADV_NO_FLOW_CTRL 0
#define ETH_ADV_SYMMETRIC_FLOW_CTRL BIT4
#define ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX 0
#define ETH_FORCE_FC_MODE_TX_PAUSE_DIS BIT5
#define ETH_FORCE_BP_MODE_NO_JAM 0
#define ETH_FORCE_BP_MODE_JAM_TX BIT7
#define ETH_FORCE_BP_MODE_JAM_TX_ON_RX_ERR BIT8
#define ETH_FORCE_LINK_FAIL 0
#define ETH_DO_NOT_FORCE_LINK_FAIL BIT10
#define ETH_RETRANSMIT_16_ETTEMPTS 0
#define ETH_RETRANSMIT_FOREVER BIT11
#define ETH_DISABLE_AUTO_NEG_SPEED_GMII BIT13
#define ETH_ENABLE_AUTO_NEG_SPEED_GMII 0
#define ETH_DTE_ADV_0 0
#define ETH_DTE_ADV_1 BIT14
#define ETH_DISABLE_AUTO_NEG_BYPASS 0
#define ETH_ENABLE_AUTO_NEG_BYPASS BIT15
#define ETH_AUTO_NEG_NO_CHANGE 0
#define ETH_RESTART_AUTO_NEG BIT16
#define ETH_MAX_RX_PACKET_1518BYTE 0
#define ETH_MAX_RX_PACKET_1522BYTE BIT17
#define ETH_MAX_RX_PACKET_1552BYTE BIT18
#define ETH_MAX_RX_PACKET_9022BYTE (BIT18 | BIT17)
#define ETH_MAX_RX_PACKET_9192BYTE BIT19
#define ETH_MAX_RX_PACKET_9700BYTE (BIT19 | BIT17)
#define ETH_SET_EXT_LOOPBACK BIT20
#define ETH_CLR_EXT_LOOPBACK 0
#define ETH_SET_FULL_DUPLEX_MODE BIT21
#define ETH_SET_HALF_DUPLEX_MODE 0
#define ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX BIT22
#define ETH_DISABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0
#define ETH_SET_GMII_SPEED_TO_10_100 0
#define ETH_SET_GMII_SPEED_TO_1000 BIT23
#define ETH_SET_MII_SPEED_TO_10 0
#define ETH_SET_MII_SPEED_TO_100 BIT24
/* SMI reg */
#define ETH_SMI_BUSY BIT28 /* 0 - Write, 1 - Read */
#define ETH_SMI_READ_VALID BIT27 /* 0 - Write, 1 - Read */
#define ETH_SMI_OPCODE_WRITE 0 /* Completion of Read operation */
#define ETH_SMI_OPCODE_READ BIT26 /* Operation is in progress */
/* SDMA command status fields macros */
/* Tx & Rx descriptors status */
#define ETH_ERROR_SUMMARY (BIT0)
/* Tx & Rx descriptors command */
#define ETH_BUFFER_OWNED_BY_DMA (BIT31)
/* Tx descriptors status */
#define ETH_LC_ERROR (0 )
#define ETH_UR_ERROR (BIT1 )
#define ETH_RL_ERROR (BIT2 )
#define ETH_LLC_SNAP_FORMAT (BIT9 )
/* Rx descriptors status */
#define ETH_CRC_ERROR (0 )
#define ETH_OVERRUN_ERROR (BIT1 )
#define ETH_MAX_FRAME_LENGTH_ERROR (BIT2 )
#define ETH_RESOURCE_ERROR ((BIT2 | BIT1))
#define ETH_VLAN_TAGGED (BIT19)
#define ETH_BPDU_FRAME (BIT20)
#define ETH_TCP_FRAME_OVER_IP_V_4 (0 )
#define ETH_UDP_FRAME_OVER_IP_V_4 (BIT21)
#define ETH_OTHER_FRAME_TYPE (BIT22)
#define ETH_LAYER_2_IS_ETH_V_2 (BIT23)
#define ETH_FRAME_TYPE_IP_V_4 (BIT24)
#define ETH_FRAME_HEADER_OK (BIT25)
#define ETH_RX_LAST_DESC (BIT26)
#define ETH_RX_FIRST_DESC (BIT27)
#define ETH_UNKNOWN_DESTINATION_ADDR (BIT28)
#define ETH_RX_ENABLE_INTERRUPT (BIT29)
#define ETH_LAYER_4_CHECKSUM_OK (BIT30)
/* Rx descriptors byte count */
#define ETH_FRAME_FRAGMENTED (BIT2)
/* Tx descriptors command */
#define ETH_LAYER_4_CHECKSUM_FIRST_DESC (BIT10)
#define ETH_FRAME_SET_TO_VLAN (BIT15)
#define ETH_TCP_FRAME (0 )
#define ETH_UDP_FRAME (BIT16)
#define ETH_GEN_TCP_UDP_CHECKSUM (BIT17)
#define ETH_GEN_IP_V_4_CHECKSUM (BIT18)
#define ETH_ZERO_PADDING (BIT19)
#define ETH_TX_LAST_DESC (BIT20)
#define ETH_TX_FIRST_DESC (BIT21)
#define ETH_GEN_CRC (BIT22)
#define ETH_TX_ENABLE_INTERRUPT (BIT23)
#define ETH_AUTO_MODE (BIT30)
/* Address decode parameters */
/* Ethernet Base Address Register bits */
#define EBAR_TARGET_DRAM 0x00000000
#define EBAR_TARGET_DEVICE 0x00000001
#define EBAR_TARGET_CBS 0x00000002
#define EBAR_TARGET_PCI0 0x00000003
#define EBAR_TARGET_PCI1 0x00000004
#define EBAR_TARGET_CUNIT 0x00000005
#define EBAR_TARGET_AUNIT 0x00000006
#define EBAR_TARGET_GUNIT 0x00000007
/* Window attributes */
#define EBAR_ATTR_DRAM_CS0 0x00000E00
#define EBAR_ATTR_DRAM_CS1 0x00000D00
#define EBAR_ATTR_DRAM_CS2 0x00000B00
#define EBAR_ATTR_DRAM_CS3 0x00000700
/* DRAM Target interface */
#define EBAR_ATTR_DRAM_NO_CACHE_COHERENCY 0x00000000
#define EBAR_ATTR_DRAM_CACHE_COHERENCY_WT 0x00001000
#define EBAR_ATTR_DRAM_CACHE_COHERENCY_WB 0x00002000
/* Device Bus Target interface */
#define EBAR_ATTR_DEVICE_DEVCS0 0x00001E00
#define EBAR_ATTR_DEVICE_DEVCS1 0x00001D00
#define EBAR_ATTR_DEVICE_DEVCS2 0x00001B00
#define EBAR_ATTR_DEVICE_DEVCS3 0x00001700
#define EBAR_ATTR_DEVICE_BOOTCS3 0x00000F00
/* PCI Target interface */
#define EBAR_ATTR_PCI_BYTE_SWAP 0x00000000
#define EBAR_ATTR_PCI_NO_SWAP 0x00000100
#define EBAR_ATTR_PCI_BYTE_WORD_SWAP 0x00000200
#define EBAR_ATTR_PCI_WORD_SWAP 0x00000300
#define EBAR_ATTR_PCI_NO_SNOOP_NOT_ASSERT 0x00000000
#define EBAR_ATTR_PCI_NO_SNOOP_ASSERT 0x00000400
#define EBAR_ATTR_PCI_IO_SPACE 0x00000000
#define EBAR_ATTR_PCI_MEMORY_SPACE 0x00000800
#define EBAR_ATTR_PCI_REQ64_FORCE 0x00000000
#define EBAR_ATTR_PCI_REQ64_SIZE 0x00001000
/* CPU 60x bus or internal SRAM interface */
#define EBAR_ATTR_CBS_SRAM_BLOCK0 0x00000000
#define EBAR_ATTR_CBS_SRAM_BLOCK1 0x00000100
#define EBAR_ATTR_CBS_SRAM 0x00000000
#define EBAR_ATTR_CBS_CPU_BUS 0x00000800
/* Window access control */
#define EWIN_ACCESS_NOT_ALLOWED 0
#define EWIN_ACCESS_READ_ONLY BIT0
#define EWIN_ACCESS_FULL (BIT1 | BIT0)
#define EWIN0_ACCESS_MASK 0x0003
#define EWIN1_ACCESS_MASK 0x000C
#define EWIN2_ACCESS_MASK 0x0030
#define EWIN3_ACCESS_MASK 0x00C0
/* typedefs */
typedef enum _eth_port
{
ETH_0 = 0,
ETH_1 = 1,
ETH_2 = 2
}ETH_PORT;
typedef enum _eth_func_ret_status
{
ETH_OK, /* Returned as expected. */
ETH_ERROR, /* Fundamental error. */
ETH_RETRY, /* Could not process request. Try later. */
ETH_END_OF_JOB, /* Ring has nothing to process. */
ETH_QUEUE_FULL, /* Ring resource error. */
ETH_QUEUE_LAST_RESOURCE /* Ring resources about to exhaust. */
}ETH_FUNC_RET_STATUS;
typedef enum _eth_queue
{
ETH_Q0 = 0,
ETH_Q1 = 1,
ETH_Q2 = 2,
ETH_Q3 = 3,
ETH_Q4 = 4,
ETH_Q5 = 5,
ETH_Q6 = 6,
ETH_Q7 = 7
} ETH_QUEUE;
typedef enum _addr_win
{
ETH_WIN0,
ETH_WIN1,
ETH_WIN2,
ETH_WIN3,
ETH_WIN4,
ETH_WIN5
} ETH_ADDR_WIN;
typedef enum _eth_target
{
ETH_TARGET_DRAM ,
ETH_TARGET_DEVICE,
ETH_TARGET_CBS ,
ETH_TARGET_PCI0 ,
ETH_TARGET_PCI1
}ETH_TARGET;
typedef struct _eth_rx_desc
{
unsigned short byte_cnt ; /* Descriptor buffer byte count */
unsigned short buf_size ; /* Buffer size */
unsigned int cmd_sts ; /* Descriptor command status */
unsigned int next_desc_ptr; /* Next descriptor pointer */
unsigned int buf_ptr ; /* Descriptor buffer pointer */
unsigned int return_info ; /* User resource return information */
} ETH_RX_DESC;
typedef struct _eth_tx_desc
{
unsigned short byte_cnt ; /* Descriptor buffer byte count */
unsigned short l4i_chk ; /* CPU provided TCP Checksum */
unsigned int cmd_sts ; /* Descriptor command status */
unsigned int next_desc_ptr; /* Next descriptor pointer */
unsigned int buf_ptr ; /* Descriptor buffer pointer */
unsigned int return_info ; /* User resource return information */
} ETH_TX_DESC;
/* Unified struct for Rx and Tx operations. The user is not required to */
/* be familier with neither Tx nor Rx descriptors. */
typedef struct _pkt_info
{
unsigned short byte_cnt ; /* Descriptor buffer byte count */
unsigned short l4i_chk ; /* Tx CPU provided TCP Checksum */
unsigned int cmd_sts ; /* Descriptor command status */
unsigned int buf_ptr ; /* Descriptor buffer pointer */
unsigned int return_info ; /* User resource return information */
} PKT_INFO;
typedef struct _eth_win_param
{
ETH_ADDR_WIN win; /* Window number. See ETH_ADDR_WIN enum */
ETH_TARGET target; /* System targets. See ETH_TARGET enum */
unsigned short attributes; /* BAR attributes. See above macros. */
unsigned int base_addr; /* Window base address in unsigned int form */
unsigned int high_addr; /* Window high address in unsigned int form */
unsigned int size; /* Size in MBytes. Must be % 64Kbyte. */
bool enable; /* Enable/disable access to the window. */
unsigned short access_ctrl; /* Access ctrl register. see above macros */
} ETH_WIN_PARAM;
/* Ethernet port specific infomation */
typedef struct _eth_port_ctrl
{
ETH_PORT port_num; /* User Ethernet port number */
int port_phy_addr; /* User phy address of Ethrnet port */
unsigned char port_mac_addr[6]; /* User defined port MAC address. */
unsigned int port_config; /* User port configuration value */
unsigned int port_config_extend; /* User port config extend value */
unsigned int port_sdma_config; /* User port SDMA config value */
unsigned int port_serial_control; /* User port serial control value */
unsigned int port_tx_queue_command; /* Port active Tx queues summary */
unsigned int port_rx_queue_command; /* Port active Rx queues summary */
/* User function to cast virtual address to CPU bus address */
unsigned int (*port_virt_to_phys)(unsigned int addr);
/* User scratch pad for user specific data structures */
void *port_private;
bool rx_resource_err[MAX_RX_QUEUE_NUM]; /* Rx ring resource error flag */
bool tx_resource_err[MAX_TX_QUEUE_NUM]; /* Tx ring resource error flag */
/* Tx/Rx rings managment indexes fields. For driver use */
/* Next available Rx resource */
volatile ETH_RX_DESC *p_rx_curr_desc_q[MAX_RX_QUEUE_NUM];
/* Returning Rx resource */
volatile ETH_RX_DESC *p_rx_used_desc_q[MAX_RX_QUEUE_NUM];
/* Next available Tx resource */
volatile ETH_TX_DESC *p_tx_curr_desc_q[MAX_TX_QUEUE_NUM];
/* Returning Tx resource */
volatile ETH_TX_DESC *p_tx_used_desc_q[MAX_TX_QUEUE_NUM];
/* An extra Tx index to support transmit of multiple buffers per packet */
volatile ETH_TX_DESC *p_tx_first_desc_q[MAX_TX_QUEUE_NUM];
/* Tx/Rx rings size and base variables fields. For driver use */
volatile ETH_RX_DESC *p_rx_desc_area_base[MAX_RX_QUEUE_NUM];
unsigned int rx_desc_area_size[MAX_RX_QUEUE_NUM];
char *p_rx_buffer_base[MAX_RX_QUEUE_NUM];
volatile ETH_TX_DESC *p_tx_desc_area_base[MAX_TX_QUEUE_NUM];
unsigned int tx_desc_area_size[MAX_TX_QUEUE_NUM];
char *p_tx_buffer_base[MAX_TX_QUEUE_NUM];
} ETH_PORT_INFO;
/* ethernet.h API list */
/* Port operation control routines */
static void eth_port_init (ETH_PORT_INFO *p_eth_port_ctrl);
static void eth_port_reset(ETH_PORT eth_port_num);
static bool eth_port_start(ETH_PORT_INFO *p_eth_port_ctrl);
/* Port MAC address routines */
static void eth_port_uc_addr_set (ETH_PORT eth_port_num,
unsigned char *p_addr,
ETH_QUEUE queue);
#if 0 /* FIXME */
static void eth_port_mc_addr (ETH_PORT eth_port_num,
unsigned char *p_addr,
ETH_QUEUE queue,
int option);
#endif
/* PHY and MIB routines */
static bool ethernet_phy_reset(ETH_PORT eth_port_num);
static bool eth_port_write_smi_reg(ETH_PORT eth_port_num,
unsigned int phy_reg,
unsigned int value);
static bool eth_port_read_smi_reg(ETH_PORT eth_port_num,
unsigned int phy_reg,
unsigned int* value);
static void eth_clear_mib_counters(ETH_PORT eth_port_num);
/* Port data flow control routines */
static ETH_FUNC_RET_STATUS eth_port_send (ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE tx_queue,
PKT_INFO *p_pkt_info);
static ETH_FUNC_RET_STATUS eth_tx_return_desc(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE tx_queue,
PKT_INFO *p_pkt_info);
static ETH_FUNC_RET_STATUS eth_port_receive (ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE rx_queue,
PKT_INFO *p_pkt_info);
static ETH_FUNC_RET_STATUS eth_rx_return_buff(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE rx_queue,
PKT_INFO *p_pkt_info);
static bool ether_init_tx_desc_ring(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE tx_queue,
int tx_desc_num,
int tx_buff_size,
unsigned int tx_desc_base_addr,
unsigned int tx_buff_base_addr);
static bool ether_init_rx_desc_ring(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE rx_queue,
int rx_desc_num,
int rx_buff_size,
unsigned int rx_desc_base_addr,
unsigned int rx_buff_base_addr);
#endif /* MV64360_ETH_ */

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/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
/* PCI.c - PCI functions */
#include <common.h>
#include <pci.h>
#include "../include/pci.h"
#undef DEBUG
#undef IDE_SET_NATIVE_MODE
static unsigned int local_buses[] = { 0, 0 };
static const unsigned char pci_irq_swizzle[2][PCI_MAX_DEVICES] = {
{0, 0, 0, 0, 0, 0, 0, 27, 27, [9 ... PCI_MAX_DEVICES - 1] = 0 },
{0, 0, 0, 0, 0, 0, 0, 29, 29, [9 ... PCI_MAX_DEVICES - 1] = 0 },
};
#ifdef DEBUG
static const unsigned int pci_bus_list[] = { PCI_0_MODE, PCI_1_MODE };
static void gt_pci_bus_mode_display (PCI_HOST host)
{
unsigned int mode;
mode = (GTREGREAD (pci_bus_list[host]) & (BIT4 | BIT5)) >> 4;
switch (mode) {
case 0:
printf ("PCI %d bus mode: Conventional PCI\n", host);
break;
case 1:
printf ("PCI %d bus mode: 66 MHz PCIX\n", host);
break;
case 2:
printf ("PCI %d bus mode: 100 MHz PCIX\n", host);
break;
case 3:
printf ("PCI %d bus mode: 133 MHz PCIX\n", host);
break;
default:
printf ("Unknown BUS %d\n", mode);
}
}
#endif
static const unsigned int pci_p2p_configuration_reg[] = {
PCI_0P2P_CONFIGURATION, PCI_1P2P_CONFIGURATION
};
static const unsigned int pci_configuration_address[] = {
PCI_0CONFIGURATION_ADDRESS, PCI_1CONFIGURATION_ADDRESS
};
static const unsigned int pci_configuration_data[] = {
PCI_0CONFIGURATION_DATA_VIRTUAL_REGISTER,
PCI_1CONFIGURATION_DATA_VIRTUAL_REGISTER
};
static const unsigned int pci_error_cause_reg[] = {
PCI_0ERROR_CAUSE, PCI_1ERROR_CAUSE
};
static const unsigned int pci_arbiter_control[] = {
PCI_0ARBITER_CONTROL, PCI_1ARBITER_CONTROL
};
static const unsigned int pci_address_space_en[] = {
PCI_0_BASE_ADDR_REG_ENABLE, PCI_1_BASE_ADDR_REG_ENABLE
};
static const unsigned int pci_snoop_control_base_0_low[] = {
PCI_0SNOOP_CONTROL_BASE_0_LOW, PCI_1SNOOP_CONTROL_BASE_0_LOW
};
static const unsigned int pci_snoop_control_top_0[] = {
PCI_0SNOOP_CONTROL_TOP_0, PCI_1SNOOP_CONTROL_TOP_0
};
static const unsigned int pci_access_control_base_0_low[] = {
PCI_0ACCESS_CONTROL_BASE_0_LOW, PCI_1ACCESS_CONTROL_BASE_0_LOW
};
static const unsigned int pci_access_control_top_0[] = {
PCI_0ACCESS_CONTROL_TOP_0, PCI_1ACCESS_CONTROL_TOP_0
};
static const unsigned int pci_scs_bank_size[2][4] = {
{PCI_0SCS_0_BANK_SIZE, PCI_0SCS_1_BANK_SIZE,
PCI_0SCS_2_BANK_SIZE, PCI_0SCS_3_BANK_SIZE},
{PCI_1SCS_0_BANK_SIZE, PCI_1SCS_1_BANK_SIZE,
PCI_1SCS_2_BANK_SIZE, PCI_1SCS_3_BANK_SIZE}
};
static const unsigned int pci_p2p_configuration[] = {
PCI_0P2P_CONFIGURATION, PCI_1P2P_CONFIGURATION
};
/********************************************************************
* pciWriteConfigReg - Write to a PCI configuration register
* - Make sure the GT is configured as a master before writing
* to another device on the PCI.
* - The function takes care of Big/Little endian conversion.
*
*
* Inputs: unsigned int regOffset: The register offset as it apears in the GT spec
* (or any other PCI device spec)
* pciDevNum: The device number needs to be addressed.
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|00|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
*********************************************************************/
void pciWriteConfigReg (PCI_HOST host, unsigned int regOffset,
unsigned int pciDevNum, unsigned int data)
{
volatile unsigned int DataForAddrReg;
unsigned int functionNum;
unsigned int busNum = 0;
unsigned int addr;
if (pciDevNum > 32) /* illegal device Number */
return;
if (pciDevNum == SELF) { /* configure our configuration space. */
pciDevNum =
(GTREGREAD (pci_p2p_configuration_reg[host]) >> 24) &
0x1f;
busNum = GTREGREAD (pci_p2p_configuration_reg[host]) &
0xff0000;
}
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xfc;
DataForAddrReg =
(regOffset | pciDevNum | functionNum | busNum) | BIT31;
GT_REG_WRITE (pci_configuration_address[host], DataForAddrReg);
GT_REG_READ (pci_configuration_address[host], &addr);
if (addr != DataForAddrReg)
return;
GT_REG_WRITE (pci_configuration_data[host], data);
}
/********************************************************************
* pciReadConfigReg - Read from a PCI0 configuration register
* - Make sure the GT is configured as a master before reading
* from another device on the PCI.
* - The function takes care of Big/Little endian conversion.
* INPUTS: regOffset: The register offset as it apears in the GT spec (or PCI
* spec)
* pciDevNum: The device number needs to be addressed.
* RETURNS: data , if the data == 0xffffffff check the master abort bit in the
* cause register to make sure the data is valid
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|00|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
*********************************************************************/
unsigned int pciReadConfigReg (PCI_HOST host, unsigned int regOffset,
unsigned int pciDevNum)
{
volatile unsigned int DataForAddrReg;
unsigned int data;
unsigned int functionNum;
unsigned int busNum = 0;
if (pciDevNum > 32) /* illegal device Number */
return 0xffffffff;
if (pciDevNum == SELF) { /* configure our configuration space. */
pciDevNum =
(GTREGREAD (pci_p2p_configuration_reg[host]) >> 24) &
0x1f;
busNum = GTREGREAD (pci_p2p_configuration_reg[host]) &
0xff0000;
}
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xfc;
DataForAddrReg =
(regOffset | pciDevNum | functionNum | busNum) | BIT31;
GT_REG_WRITE (pci_configuration_address[host], DataForAddrReg);
GT_REG_READ (pci_configuration_address[host], &data);
if (data != DataForAddrReg)
return 0xffffffff;
GT_REG_READ (pci_configuration_data[host], &data);
return data;
}
/********************************************************************
* pciOverBridgeWriteConfigReg - Write to a PCI configuration register where
* the agent is placed on another Bus. For more
* information read P2P in the PCI spec.
*
* Inputs: unsigned int regOffset - The register offset as it apears in the
* GT spec (or any other PCI device spec).
* unsigned int pciDevNum - The device number needs to be addressed.
* unsigned int busNum - On which bus does the Target agent connect
* to.
* unsigned int data - data to be written.
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|01|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
* The configuration Address is configure as type-I (bits[1:0] = '01') due to
* PCI spec referring to P2P.
*
*********************************************************************/
void pciOverBridgeWriteConfigReg (PCI_HOST host,
unsigned int regOffset,
unsigned int pciDevNum,
unsigned int busNum, unsigned int data)
{
unsigned int DataForReg;
unsigned int functionNum;
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xff;
busNum = busNum << 16;
if (pciDevNum == SELF) { /* This board */
DataForReg = (regOffset | pciDevNum | functionNum) | BIT0;
} else {
DataForReg = (regOffset | pciDevNum | functionNum | busNum) |
BIT31 | BIT0;
}
GT_REG_WRITE (pci_configuration_address[host], DataForReg);
GT_REG_WRITE (pci_configuration_data[host], data);
}
/********************************************************************
* pciOverBridgeReadConfigReg - Read from a PCIn configuration register where
* the agent target locate on another PCI bus.
* - Make sure the GT is configured as a master
* before reading from another device on the PCI.
* - The function takes care of Big/Little endian
* conversion.
* INPUTS: regOffset: The register offset as it apears in the GT spec (or PCI
* spec). (configuration register offset.)
* pciDevNum: The device number needs to be addressed.
* busNum: the Bus number where the agent is place.
* RETURNS: data , if the data == 0xffffffff check the master abort bit in the
* cause register to make sure the data is valid
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|01|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
*********************************************************************/
unsigned int pciOverBridgeReadConfigReg (PCI_HOST host,
unsigned int regOffset,
unsigned int pciDevNum,
unsigned int busNum)
{
unsigned int DataForReg;
unsigned int data;
unsigned int functionNum;
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xff;
busNum = busNum << 16;
if (pciDevNum == SELF) { /* This board */
DataForReg = (regOffset | pciDevNum | functionNum) | BIT31;
} else { /* agent on another bus */
DataForReg = (regOffset | pciDevNum | functionNum | busNum) |
BIT0 | BIT31;
}
GT_REG_WRITE (pci_configuration_address[host], DataForReg);
GT_REG_READ (pci_configuration_data[host], &data);
return data;
}
/********************************************************************
* pciGetRegOffset - Gets the register offset for this region config.
*
* INPUT: Bus, Region - The bus and region we ask for its base address.
* OUTPUT: N/A
* RETURNS: PCI register base address
*********************************************************************/
static unsigned int pciGetRegOffset (PCI_HOST host, PCI_REGION region)
{
switch (host) {
case PCI_HOST0:
switch (region) {
case PCI_IO:
return PCI_0I_O_LOW_DECODE_ADDRESS;
case PCI_REGION0:
return PCI_0MEMORY0_LOW_DECODE_ADDRESS;
case PCI_REGION1:
return PCI_0MEMORY1_LOW_DECODE_ADDRESS;
case PCI_REGION2:
return PCI_0MEMORY2_LOW_DECODE_ADDRESS;
case PCI_REGION3:
return PCI_0MEMORY3_LOW_DECODE_ADDRESS;
}
case PCI_HOST1:
switch (region) {
case PCI_IO:
return PCI_1I_O_LOW_DECODE_ADDRESS;
case PCI_REGION0:
return PCI_1MEMORY0_LOW_DECODE_ADDRESS;
case PCI_REGION1:
return PCI_1MEMORY1_LOW_DECODE_ADDRESS;
case PCI_REGION2:
return PCI_1MEMORY2_LOW_DECODE_ADDRESS;
case PCI_REGION3:
return PCI_1MEMORY3_LOW_DECODE_ADDRESS;
}
}
return PCI_0MEMORY0_LOW_DECODE_ADDRESS;
}
static unsigned int pciGetRemapOffset (PCI_HOST host, PCI_REGION region)
{
switch (host) {
case PCI_HOST0:
switch (region) {
case PCI_IO:
return PCI_0I_O_ADDRESS_REMAP;
case PCI_REGION0:
return PCI_0MEMORY0_ADDRESS_REMAP;
case PCI_REGION1:
return PCI_0MEMORY1_ADDRESS_REMAP;
case PCI_REGION2:
return PCI_0MEMORY2_ADDRESS_REMAP;
case PCI_REGION3:
return PCI_0MEMORY3_ADDRESS_REMAP;
}
case PCI_HOST1:
switch (region) {
case PCI_IO:
return PCI_1I_O_ADDRESS_REMAP;
case PCI_REGION0:
return PCI_1MEMORY0_ADDRESS_REMAP;
case PCI_REGION1:
return PCI_1MEMORY1_ADDRESS_REMAP;
case PCI_REGION2:
return PCI_1MEMORY2_ADDRESS_REMAP;
case PCI_REGION3:
return PCI_1MEMORY3_ADDRESS_REMAP;
}
}
return PCI_0MEMORY0_ADDRESS_REMAP;
}
/********************************************************************
* pciGetBaseAddress - Gets the base address of a PCI.
* - If the PCI size is 0 then this base address has no meaning!!!
*
*
* INPUT: Bus, Region - The bus and region we ask for its base address.
* OUTPUT: N/A
* RETURNS: PCI base address.
*********************************************************************/
unsigned int pciGetBaseAddress (PCI_HOST host, PCI_REGION region)
{
unsigned int regBase;
unsigned int regEnd;
unsigned int regOffset = pciGetRegOffset (host, region);
GT_REG_READ (regOffset, &regBase);
GT_REG_READ (regOffset + 8, &regEnd);
if (regEnd <= regBase)
return 0xffffffff; /* ERROR !!! */
regBase = regBase << 16;
return regBase;
}
bool pciMapSpace (PCI_HOST host, PCI_REGION region, unsigned int remapBase,
unsigned int bankBase, unsigned int bankLength)
{
unsigned int low = 0xfff;
unsigned int high = 0x0;
unsigned int regOffset = pciGetRegOffset (host, region);
unsigned int remapOffset = pciGetRemapOffset (host, region);
if (bankLength != 0) {
low = (bankBase >> 16) & 0xffff;
high = ((bankBase + bankLength) >> 16) - 1;
}
GT_REG_WRITE (regOffset, low | (1 << 24)); /* no swapping */
GT_REG_WRITE (regOffset + 8, high);
if (bankLength != 0) { /* must do AFTER writing maps */
GT_REG_WRITE (remapOffset, remapBase >> 16); /* sorry, 32 bits only.
dont support upper 32
in this driver */
}
return true;
}
unsigned int pciGetSpaceBase (PCI_HOST host, PCI_REGION region)
{
unsigned int low;
unsigned int regOffset = pciGetRegOffset (host, region);
GT_REG_READ (regOffset, &low);
return (low & 0xffff) << 16;
}
unsigned int pciGetSpaceSize (PCI_HOST host, PCI_REGION region)
{
unsigned int low, high;
unsigned int regOffset = pciGetRegOffset (host, region);
GT_REG_READ (regOffset, &low);
GT_REG_READ (regOffset + 8, &high);
return ((high & 0xffff) + 1) << 16;
}
/* ronen - 7/Dec/03*/
/********************************************************************
* gtPciDisable/EnableInternalBAR - This function enable/disable PCI BARS.
* Inputs: one of the PCI BAR
*********************************************************************/
void gtPciEnableInternalBAR (PCI_HOST host, PCI_INTERNAL_BAR pciBAR)
{
RESET_REG_BITS (pci_address_space_en[host], BIT0 << pciBAR);
}
void gtPciDisableInternalBAR (PCI_HOST host, PCI_INTERNAL_BAR pciBAR)
{
SET_REG_BITS (pci_address_space_en[host], BIT0 << pciBAR);
}
/********************************************************************
* pciMapMemoryBank - Maps PCI_host memory bank "bank" for the slave.
*
* Inputs: base and size of PCI SCS
*********************************************************************/
void pciMapMemoryBank (PCI_HOST host, MEMORY_BANK bank,
unsigned int pciDramBase, unsigned int pciDramSize)
{
/*ronen different function for 3rd bank. */
unsigned int offset = (bank < 2) ? bank * 8 : 0x100 + (bank - 2) * 8;
pciDramBase = pciDramBase & 0xfffff000;
pciDramBase = pciDramBase | (pciReadConfigReg (host,
PCI_SCS_0_BASE_ADDRESS
+ offset,
SELF) & 0x00000fff);
pciWriteConfigReg (host, PCI_SCS_0_BASE_ADDRESS + offset, SELF,
pciDramBase);
if (pciDramSize == 0)
pciDramSize++;
GT_REG_WRITE (pci_scs_bank_size[host][bank], pciDramSize - 1);
gtPciEnableInternalBAR (host, bank);
}
/********************************************************************
* pciSetRegionFeatures - This function modifys one of the 8 regions with
* feature bits given as an input.
* - Be advised to check the spec before modifying them.
* Inputs: PCI_PROTECT_REGION region - one of the eight regions.
* unsigned int features - See file: pci.h there are defintion for those
* region features.
* unsigned int baseAddress - The region base Address.
* unsigned int topAddress - The region top Address.
* Returns: false if one of the parameters is erroneous true otherwise.
*********************************************************************/
bool pciSetRegionFeatures (PCI_HOST host, PCI_ACCESS_REGIONS region,
unsigned int features, unsigned int baseAddress,
unsigned int regionLength)
{
unsigned int accessLow;
unsigned int accessHigh;
unsigned int accessTop = baseAddress + regionLength;
if (regionLength == 0) { /* close the region. */
pciDisableAccessRegion (host, region);
return true;
}
/* base Address is store is bits [11:0] */
accessLow = (baseAddress & 0xfff00000) >> 20;
/* All the features are update according to the defines in pci.h (to be on
the safe side we disable bits: [11:0] */
accessLow = accessLow | (features & 0xfffff000);
/* write to the Low Access Region register */
GT_REG_WRITE (pci_access_control_base_0_low[host] + 0x10 * region,
accessLow);
accessHigh = (accessTop & 0xfff00000) >> 20;
/* write to the High Access Region register */
GT_REG_WRITE (pci_access_control_top_0[host] + 0x10 * region,
accessHigh - 1);
return true;
}
/********************************************************************
* pciDisableAccessRegion - Disable The given Region by writing MAX size
* to its low Address and MIN size to its high Address.
*
* Inputs: PCI_ACCESS_REGIONS region - The region we to be Disabled.
* Returns: N/A.
*********************************************************************/
void pciDisableAccessRegion (PCI_HOST host, PCI_ACCESS_REGIONS region)
{
/* writing back the registers default values. */
GT_REG_WRITE (pci_access_control_base_0_low[host] + 0x10 * region,
0x01001fff);
GT_REG_WRITE (pci_access_control_top_0[host] + 0x10 * region, 0);
}
/********************************************************************
* pciArbiterEnable - Enables PCI-0`s Arbitration mechanism.
*
* Inputs: N/A
* Returns: true.
*********************************************************************/
bool pciArbiterEnable (PCI_HOST host)
{
unsigned int regData;
GT_REG_READ (pci_arbiter_control[host], &regData);
GT_REG_WRITE (pci_arbiter_control[host], regData | BIT31);
return true;
}
/********************************************************************
* pciArbiterDisable - Disable PCI-0`s Arbitration mechanism.
*
* Inputs: N/A
* Returns: true
*********************************************************************/
bool pciArbiterDisable (PCI_HOST host)
{
unsigned int regData;
GT_REG_READ (pci_arbiter_control[host], &regData);
GT_REG_WRITE (pci_arbiter_control[host], regData & 0x7fffffff);
return true;
}
/********************************************************************
* pciSetArbiterAgentsPriority - Priority setup for the PCI agents (Hi or Low)
*
* Inputs: PCI_AGENT_PRIO internalAgent - priotity for internal agent.
* PCI_AGENT_PRIO externalAgent0 - priotity for external#0 agent.
* PCI_AGENT_PRIO externalAgent1 - priotity for external#1 agent.
* PCI_AGENT_PRIO externalAgent2 - priotity for external#2 agent.
* PCI_AGENT_PRIO externalAgent3 - priotity for external#3 agent.
* PCI_AGENT_PRIO externalAgent4 - priotity for external#4 agent.
* PCI_AGENT_PRIO externalAgent5 - priotity for external#5 agent.
* Returns: true
*********************************************************************/
bool pciSetArbiterAgentsPriority (PCI_HOST host, PCI_AGENT_PRIO internalAgent,
PCI_AGENT_PRIO externalAgent0,
PCI_AGENT_PRIO externalAgent1,
PCI_AGENT_PRIO externalAgent2,
PCI_AGENT_PRIO externalAgent3,
PCI_AGENT_PRIO externalAgent4,
PCI_AGENT_PRIO externalAgent5)
{
unsigned int regData;
unsigned int writeData;
GT_REG_READ (pci_arbiter_control[host], &regData);
writeData = (internalAgent << 7) + (externalAgent0 << 8) +
(externalAgent1 << 9) + (externalAgent2 << 10) +
(externalAgent3 << 11) + (externalAgent4 << 12) +
(externalAgent5 << 13);
regData = (regData & 0xffffc07f) | writeData;
GT_REG_WRITE (pci_arbiter_control[host], regData & regData);
return true;
}
/********************************************************************
* pciParkingDisable - Park on last option disable, with this function you can
* disable the park on last mechanism for each agent.
* disabling this option for all agents results parking
* on the internal master.
*
* Inputs: PCI_AGENT_PARK internalAgent - parking Disable for internal agent.
* PCI_AGENT_PARK externalAgent0 - parking Disable for external#0 agent.
* PCI_AGENT_PARK externalAgent1 - parking Disable for external#1 agent.
* PCI_AGENT_PARK externalAgent2 - parking Disable for external#2 agent.
* PCI_AGENT_PARK externalAgent3 - parking Disable for external#3 agent.
* PCI_AGENT_PARK externalAgent4 - parking Disable for external#4 agent.
* PCI_AGENT_PARK externalAgent5 - parking Disable for external#5 agent.
* Returns: true
*********************************************************************/
bool pciParkingDisable (PCI_HOST host, PCI_AGENT_PARK internalAgent,
PCI_AGENT_PARK externalAgent0,
PCI_AGENT_PARK externalAgent1,
PCI_AGENT_PARK externalAgent2,
PCI_AGENT_PARK externalAgent3,
PCI_AGENT_PARK externalAgent4,
PCI_AGENT_PARK externalAgent5)
{
unsigned int regData;
unsigned int writeData;
GT_REG_READ (pci_arbiter_control[host], &regData);
writeData = (internalAgent << 14) + (externalAgent0 << 15) +
(externalAgent1 << 16) + (externalAgent2 << 17) +
(externalAgent3 << 18) + (externalAgent4 << 19) +
(externalAgent5 << 20);
regData = (regData & ~(0x7f << 14)) | writeData;
GT_REG_WRITE (pci_arbiter_control[host], regData);
return true;
}
/********************************************************************
* pciEnableBrokenAgentDetection - A master is said to be broken if it fails to
* respond to grant assertion within a window specified in
* the input value: 'brokenValue'.
*
* Inputs: unsigned char brokenValue - A value which limits the Master to hold the
* grant without asserting frame.
* Returns: Error for illegal broken value otherwise true.
*********************************************************************/
bool pciEnableBrokenAgentDetection (PCI_HOST host, unsigned char brokenValue)
{
unsigned int data;
unsigned int regData;
if (brokenValue > 0xf)
return false; /* brokenValue must be 4 bit */
data = brokenValue << 3;
GT_REG_READ (pci_arbiter_control[host], &regData);
regData = (regData & 0xffffff87) | data;
GT_REG_WRITE (pci_arbiter_control[host], regData | BIT1);
return true;
}
/********************************************************************
* pciDisableBrokenAgentDetection - This function disable the Broken agent
* Detection mechanism.
* NOTE: This operation may cause a dead lock on the
* pci0 arbitration.
*
* Inputs: N/A
* Returns: true.
*********************************************************************/
bool pciDisableBrokenAgentDetection (PCI_HOST host)
{
unsigned int regData;
GT_REG_READ (pci_arbiter_control[host], &regData);
regData = regData & 0xfffffffd;
GT_REG_WRITE (pci_arbiter_control[host], regData);
return true;
}
/********************************************************************
* pciP2PConfig - This function set the PCI_n P2P configurate.
* For more information on the P2P read PCI spec.
*
* Inputs: unsigned int SecondBusLow - Secondery PCI interface Bus Range Lower
* Boundry.
* unsigned int SecondBusHigh - Secondry PCI interface Bus Range upper
* Boundry.
* unsigned int busNum - The CPI bus number to which the PCI interface
* is connected.
* unsigned int devNum - The PCI interface's device number.
*
* Returns: true.
*********************************************************************/
bool pciP2PConfig (PCI_HOST host, unsigned int SecondBusLow,
unsigned int SecondBusHigh,
unsigned int busNum, unsigned int devNum)
{
unsigned int regData;
regData = (SecondBusLow & 0xff) | ((SecondBusHigh & 0xff) << 8) |
((busNum & 0xff) << 16) | ((devNum & 0x1f) << 24);
GT_REG_WRITE (pci_p2p_configuration[host], regData);
return true;
}
/********************************************************************
* pciSetRegionSnoopMode - This function modifys one of the 4 regions which
* supports Cache Coherency in the PCI_n interface.
* Inputs: region - One of the four regions.
* snoopType - There is four optional Types:
* 1. No Snoop.
* 2. Snoop to WT region.
* 3. Snoop to WB region.
* 4. Snoop & Invalidate to WB region.
* baseAddress - Base Address of this region.
* regionLength - Region length.
* Returns: false if one of the parameters is wrong otherwise return true.
*********************************************************************/
bool pciSetRegionSnoopMode (PCI_HOST host, PCI_SNOOP_REGION region,
PCI_SNOOP_TYPE snoopType,
unsigned int baseAddress,
unsigned int regionLength)
{
unsigned int snoopXbaseAddress;
unsigned int snoopXtopAddress;
unsigned int data;
unsigned int snoopHigh = baseAddress + regionLength;
if ((region > PCI_SNOOP_REGION3) || (snoopType > PCI_SNOOP_WB))
return false;
snoopXbaseAddress =
pci_snoop_control_base_0_low[host] + 0x10 * region;
snoopXtopAddress = pci_snoop_control_top_0[host] + 0x10 * region;
if (regionLength == 0) { /* closing the region */
GT_REG_WRITE (snoopXbaseAddress, 0x0000ffff);
GT_REG_WRITE (snoopXtopAddress, 0);
return true;
}
baseAddress = baseAddress & 0xfff00000; /* Granularity of 1MByte */
data = (baseAddress >> 20) | snoopType << 12;
GT_REG_WRITE (snoopXbaseAddress, data);
snoopHigh = (snoopHigh & 0xfff00000) >> 20;
GT_REG_WRITE (snoopXtopAddress, snoopHigh - 1);
return true;
}
static int gt_read_config_dword (struct pci_controller *hose,
pci_dev_t dev, int offset, u32 * value)
{
int bus = PCI_BUS (dev);
if ((bus == local_buses[0]) || (bus == local_buses[1])) {
*value = pciReadConfigReg ((PCI_HOST) hose->cfg_addr, offset,
PCI_DEV (dev));
} else {
*value = pciOverBridgeReadConfigReg ((PCI_HOST) hose->
cfg_addr, offset,
PCI_DEV (dev), bus);
}
return 0;
}
static int gt_write_config_dword (struct pci_controller *hose,
pci_dev_t dev, int offset, u32 value)
{
int bus = PCI_BUS (dev);
if ((bus == local_buses[0]) || (bus == local_buses[1])) {
pciWriteConfigReg ((PCI_HOST) hose->cfg_addr, offset,
PCI_DEV (dev), value);
} else {
pciOverBridgeWriteConfigReg ((PCI_HOST) hose->cfg_addr,
offset, PCI_DEV (dev), bus,
value);
}
return 0;
}
static void gt_setup_ide (struct pci_controller *hose,
pci_dev_t dev, struct pci_config_table *entry)
{
static const int ide_bar[] = { 8, 4, 8, 4, 0, 0 };
u32 bar_response, bar_value;
int bar;
for (bar = 0; bar < 6; bar++) {
/*ronen different function for 3rd bank. */
unsigned int offset =
(bar < 2) ? bar * 8 : 0x100 + (bar - 2) * 8;
pci_write_config_dword (dev, PCI_BASE_ADDRESS_0 + offset,
0x0);
pci_read_config_dword (dev, PCI_BASE_ADDRESS_0 + offset,
&bar_response);
pciauto_region_allocate (bar_response &
PCI_BASE_ADDRESS_SPACE_IO ? hose->
pci_io : hose->pci_mem, ide_bar[bar],
&bar_value);
pci_write_config_dword (dev, PCI_BASE_ADDRESS_0 + bar * 4,
bar_value);
}
}
/* TODO BJW: Change this for DB64360. This was pulled from the EV64260 */
/* and is curently not called *. */
#if 0
static void gt_fixup_irq (struct pci_controller *hose, pci_dev_t dev)
{
unsigned char pin, irq;
pci_read_config_byte (dev, PCI_INTERRUPT_PIN, &pin);
if (pin == 1) { /* only allow INT A */
irq = pci_irq_swizzle[(PCI_HOST) hose->
cfg_addr][PCI_DEV (dev)];
if (irq)
pci_write_config_byte (dev, PCI_INTERRUPT_LINE, irq);
}
}
#endif
struct pci_config_table gt_config_table[] = {
{PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE,
PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, gt_setup_ide},
{}
};
struct pci_controller pci0_hose = {
/* fixup_irq: gt_fixup_irq, */
config_table:gt_config_table,
};
struct pci_controller pci1_hose = {
/* fixup_irq: gt_fixup_irq, */
config_table:gt_config_table,
};
void pci_init_board (void)
{
unsigned int command;
#ifdef DEBUG
gt_pci_bus_mode_display (PCI_HOST0);
#endif
pci0_hose.first_busno = 0;
pci0_hose.last_busno = 0xff;
local_buses[0] = pci0_hose.first_busno;
/* PCI memory space */
pci_set_region (pci0_hose.regions + 0,
CONFIG_SYS_PCI0_0_MEM_SPACE,
CONFIG_SYS_PCI0_0_MEM_SPACE,
CONFIG_SYS_PCI0_MEM_SIZE, PCI_REGION_MEM);
/* PCI I/O space */
pci_set_region (pci0_hose.regions + 1,
CONFIG_SYS_PCI0_IO_SPACE_PCI,
CONFIG_SYS_PCI0_IO_SPACE, CONFIG_SYS_PCI0_IO_SIZE, PCI_REGION_IO);
pci_set_ops (&pci0_hose,
pci_hose_read_config_byte_via_dword,
pci_hose_read_config_word_via_dword,
gt_read_config_dword,
pci_hose_write_config_byte_via_dword,
pci_hose_write_config_word_via_dword,
gt_write_config_dword);
pci0_hose.region_count = 2;
pci0_hose.cfg_addr = (unsigned int *) PCI_HOST0;
pci_register_hose (&pci0_hose);
pciArbiterEnable (PCI_HOST0);
pciParkingDisable (PCI_HOST0, 1, 1, 1, 1, 1, 1, 1);
command = pciReadConfigReg (PCI_HOST0, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MASTER;
pciWriteConfigReg (PCI_HOST0, PCI_COMMAND, SELF, command);
command = pciReadConfigReg (PCI_HOST0, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MEMORY;
pciWriteConfigReg (PCI_HOST0, PCI_COMMAND, SELF, command);
pci0_hose.last_busno = pci_hose_scan (&pci0_hose);
#ifdef DEBUG
gt_pci_bus_mode_display (PCI_HOST1);
#endif
pci1_hose.first_busno = pci0_hose.last_busno + 1;
pci1_hose.last_busno = 0xff;
pci1_hose.current_busno = pci1_hose.first_busno;
local_buses[1] = pci1_hose.first_busno;
/* PCI memory space */
pci_set_region (pci1_hose.regions + 0,
CONFIG_SYS_PCI1_0_MEM_SPACE,
CONFIG_SYS_PCI1_0_MEM_SPACE,
CONFIG_SYS_PCI1_MEM_SIZE, PCI_REGION_MEM);
/* PCI I/O space */
pci_set_region (pci1_hose.regions + 1,
CONFIG_SYS_PCI1_IO_SPACE_PCI,
CONFIG_SYS_PCI1_IO_SPACE, CONFIG_SYS_PCI1_IO_SIZE, PCI_REGION_IO);
pci_set_ops (&pci1_hose,
pci_hose_read_config_byte_via_dword,
pci_hose_read_config_word_via_dword,
gt_read_config_dword,
pci_hose_write_config_byte_via_dword,
pci_hose_write_config_word_via_dword,
gt_write_config_dword);
pci1_hose.region_count = 2;
pci1_hose.cfg_addr = (unsigned int *) PCI_HOST1;
pci_register_hose (&pci1_hose);
pciArbiterEnable (PCI_HOST1);
pciParkingDisable (PCI_HOST1, 1, 1, 1, 1, 1, 1, 1);
command = pciReadConfigReg (PCI_HOST1, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MASTER;
pciWriteConfigReg (PCI_HOST1, PCI_COMMAND, SELF, command);
pci1_hose.last_busno = pci_hose_scan (&pci1_hose);
command = pciReadConfigReg (PCI_HOST1, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MEMORY;
pciWriteConfigReg (PCI_HOST1, PCI_COMMAND, SELF, command);
}

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/*
* (C) Copyright 2003
* Ingo Assmus <ingo.assmus@keymile.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* main board support/init for the Galileo Eval board DB64460.
*/
#ifndef __64460_H__
#define __64460_H__
/* CPU Configuration bits */
#define CPU_CONF_ADDR_MISS_EN (1 << 8)
#define CPU_CONF_SINGLE_CPU (1 << 11)
#define CPU_CONF_ENDIANESS (1 << 12)
#define CPU_CONF_PIPELINE (1 << 13)
#define CPU_CONF_STOP_RETRY (1 << 17)
#define CPU_CONF_MULTI_DECODE (1 << 18)
#define CPU_CONF_DP_VALID (1 << 19)
#define CPU_CONF_PERR_PROP (1 << 22)
#define CPU_CONF_AACK_DELAY_2 (1 << 25)
#define CPU_CONF_AP_VALID (1 << 26)
#define CPU_CONF_REMAP_WR_DIS (1 << 27)
/* CPU Master Control bits */
#define CPU_MAST_CTL_ARB_EN (1 << 8)
#define CPU_MAST_CTL_MASK_BR_1 (1 << 9)
#define CPU_MAST_CTL_M_WR_TRIG (1 << 10)
#define CPU_MAST_CTL_M_RD_TRIG (1 << 11)
#define CPU_MAST_CTL_CLEAN_BLK (1 << 12)
#define CPU_MAST_CTL_FLUSH_BLK (1 << 13)
#endif /* __64460_H__ */

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#
# (C) Copyright 2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# (C) Copyright 2001
# Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
ifneq ($(OBJTREE),$(SRCTREE))
$(shell mkdir -p $(obj)../common)
endif
LIB = $(obj)lib$(BOARD).o
SOBJS = ../common/misc.o
COBJS = $(BOARD).o ../common/flash.o ../common/serial.o ../common/memory.o pci.o \
mv_eth.o ../common/ns16550.o mpsc.o ../common/i2c.o \
sdram_init.o ../common/intel_flash.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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@ -0,0 +1,942 @@
/*
* (C) Copyright 2001
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* modifications for the DB64460 eval board based by Ingo.Assmus@keymile.com
*/
/*
* db64460.c - main board support/init for the Galileo Eval board.
*/
#include <common.h>
#include <74xx_7xx.h>
#include "../include/memory.h"
#include "../include/pci.h"
#include "../include/mv_gen_reg.h"
#include <net.h>
#include <netdev.h>
#include <linux/compiler.h>
#include "eth.h"
#include "mpsc.h"
#include "i2c.h"
#include "64460.h"
#include "mv_regs.h"
#undef DEBUG
/*#define DEBUG */
#define MAP_PCI
#ifdef DEBUG
#define DP(x) x
#else
#define DP(x)
#endif
/* ------------------------------------------------------------------------- */
/* this is the current GT register space location */
/* it starts at CONFIG_SYS_DFL_GT_REGS but moves later to CONFIG_SYS_GT_REGS */
/* Unfortunately, we cant change it while we are in flash, so we initialize it
* to the "final" value. This means that any debug_led calls before
* board_early_init_f wont work right (like in cpu_init_f).
* See also my_remap_gt_regs below. (NTL)
*/
void board_prebootm_init (void);
unsigned int INTERNAL_REG_BASE_ADDR = CONFIG_SYS_GT_REGS;
int display_mem_map (void);
/* ------------------------------------------------------------------------- */
/*
* This is a version of the GT register space remapping function that
* doesn't touch globals (meaning, it's ok to run from flash.)
*
* Unfortunately, this has the side effect that a writable
* INTERNAL_REG_BASE_ADDR is impossible. Oh well.
*/
void my_remap_gt_regs (u32 cur_loc, u32 new_loc)
{
u32 temp;
/* check and see if it's already moved */
/* original ppcboot 1.1.6 source
temp = in_le32((u32 *)(new_loc + INTERNAL_SPACE_DECODE));
if ((temp & 0xffff) == new_loc >> 20)
return;
temp = (in_le32((u32 *)(cur_loc + INTERNAL_SPACE_DECODE)) &
0xffff0000) | (new_loc >> 20);
out_le32((u32 *)(cur_loc + INTERNAL_SPACE_DECODE), temp);
while (GTREGREAD(INTERNAL_SPACE_DECODE) != temp);
original ppcboot 1.1.6 source end */
temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE));
if ((temp & 0xffff) == new_loc >> 16)
return;
temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) &
0xffff0000) | (new_loc >> 16);
out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp);
while (GTREGREAD (INTERNAL_SPACE_DECODE) != temp);
}
#ifdef CONFIG_PCI
static void gt_pci_config (void)
{
unsigned int stat;
unsigned int val = 0x00fff864; /* DINK32: BusNum 23:16, DevNum 15:11, FuncNum 10:8, RegNum 7:2 */
/* In PCIX mode devices provide their own bus and device numbers. We query the Discovery II's
* config registers by writing ones to the bus and device.
* We then update the Virtual register with the correct value for the bus and device.
*/
if ((GTREGREAD (PCI_0_MODE) & (BIT4 | BIT5)) != 0) { /*if PCI-X */
GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val);
GT_REG_READ (PCI_0_CONFIG_DATA_VIRTUAL_REG, &stat);
GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val);
GT_REG_WRITE (PCI_0_CONFIG_DATA_VIRTUAL_REG,
(stat & 0xffff0000) | CONFIG_SYS_PCI_IDSEL);
}
if ((GTREGREAD (PCI_1_MODE) & (BIT4 | BIT5)) != 0) { /*if PCI-X */
GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val);
GT_REG_READ (PCI_1_CONFIG_DATA_VIRTUAL_REG, &stat);
GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val);
GT_REG_WRITE (PCI_1_CONFIG_DATA_VIRTUAL_REG,
(stat & 0xffff0000) | CONFIG_SYS_PCI_IDSEL);
}
/* Enable master */
PCI_MASTER_ENABLE (0, SELF);
PCI_MASTER_ENABLE (1, SELF);
/* Enable PCI0/1 Mem0 and IO 0 disable all others */
GT_REG_READ (BASE_ADDR_ENABLE, &stat);
stat |= (1 << 11) | (1 << 12) | (1 << 13) | (1 << 16) | (1 << 17) | (1
<<
18);
stat &= ~((1 << 9) | (1 << 10) | (1 << 14) | (1 << 15));
GT_REG_WRITE (BASE_ADDR_ENABLE, stat);
/* ronen- add write to pci remap registers for 64460.
in 64360 when writing to pci base go and overide remap automaticaly,
in 64460 it doesn't */
GT_REG_WRITE (PCI_0_IO_BASE_ADDR, CONFIG_SYS_PCI0_IO_BASE >> 16);
GT_REG_WRITE (PCI_0I_O_ADDRESS_REMAP, CONFIG_SYS_PCI0_IO_BASE >> 16);
GT_REG_WRITE (PCI_0_IO_SIZE, (CONFIG_SYS_PCI0_IO_SIZE - 1) >> 16);
GT_REG_WRITE (PCI_0_MEMORY0_BASE_ADDR, CONFIG_SYS_PCI0_MEM_BASE >> 16);
GT_REG_WRITE (PCI_0MEMORY0_ADDRESS_REMAP, CONFIG_SYS_PCI0_MEM_BASE >> 16);
GT_REG_WRITE (PCI_0_MEMORY0_SIZE, (CONFIG_SYS_PCI0_MEM_SIZE - 1) >> 16);
GT_REG_WRITE (PCI_1_IO_BASE_ADDR, CONFIG_SYS_PCI1_IO_BASE >> 16);
GT_REG_WRITE (PCI_1I_O_ADDRESS_REMAP, CONFIG_SYS_PCI1_IO_BASE >> 16);
GT_REG_WRITE (PCI_1_IO_SIZE, (CONFIG_SYS_PCI1_IO_SIZE - 1) >> 16);
GT_REG_WRITE (PCI_1_MEMORY0_BASE_ADDR, CONFIG_SYS_PCI1_MEM_BASE >> 16);
GT_REG_WRITE (PCI_1MEMORY0_ADDRESS_REMAP, CONFIG_SYS_PCI1_MEM_BASE >> 16);
GT_REG_WRITE (PCI_1_MEMORY0_SIZE, (CONFIG_SYS_PCI1_MEM_SIZE - 1) >> 16);
/* PCI interface settings */
/* Timeout set to retry forever */
GT_REG_WRITE (PCI_0TIMEOUT_RETRY, 0x0);
GT_REG_WRITE (PCI_1TIMEOUT_RETRY, 0x0);
/* ronen - enable only CS0 and Internal reg!! */
GT_REG_WRITE (PCI_0BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe);
GT_REG_WRITE (PCI_1BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe);
/*ronen update the pci internal registers base address.*/
#ifdef MAP_PCI
for (stat = 0; stat <= PCI_HOST1; stat++)
pciWriteConfigReg (stat,
PCI_INTERNAL_REGISTERS_MEMORY_MAPPED_BASE_ADDRESS,
SELF, CONFIG_SYS_GT_REGS);
#endif
}
#endif
/* Setup CPU interface paramaters */
static void gt_cpu_config (void)
{
cpu_t cpu = get_cpu_type ();
ulong tmp;
/* cpu configuration register */
tmp = GTREGREAD (CPU_CONFIGURATION);
/* set the SINGLE_CPU bit see MV64460 P.399 */
#ifndef CONFIG_SYS_GT_DUAL_CPU /* SINGLE_CPU seems to cause JTAG problems */
tmp |= CPU_CONF_SINGLE_CPU;
#endif
tmp &= ~CPU_CONF_AACK_DELAY_2;
tmp |= CPU_CONF_DP_VALID;
tmp |= CPU_CONF_AP_VALID;
tmp |= CPU_CONF_PIPELINE;
GT_REG_WRITE (CPU_CONFIGURATION, tmp); /* Marvell (VXWorks) writes 0x20220FF */
/* CPU master control register */
tmp = GTREGREAD (CPU_MASTER_CONTROL);
tmp |= CPU_MAST_CTL_ARB_EN;
if ((cpu == CPU_7400) ||
(cpu == CPU_7410) || (cpu == CPU_7455) || (cpu == CPU_7450)) {
tmp |= CPU_MAST_CTL_CLEAN_BLK;
tmp |= CPU_MAST_CTL_FLUSH_BLK;
} else {
/* cleanblock must be cleared for CPUs
* that do not support this command (603e, 750)
* see Res#1 */
tmp &= ~CPU_MAST_CTL_CLEAN_BLK;
tmp &= ~CPU_MAST_CTL_FLUSH_BLK;
}
GT_REG_WRITE (CPU_MASTER_CONTROL, tmp);
}
/*
* board_early_init_f.
*
* set up gal. device mappings, etc.
*/
int board_early_init_f (void)
{
uchar sram_boot = 0;
/*
* set up the GT the way the kernel wants it
* the call to move the GT register space will obviously
* fail if it has already been done, but we're going to assume
* that if it's not at the power-on location, it's where we put
* it last time. (huber)
*/
my_remap_gt_regs (CONFIG_SYS_DFL_GT_REGS, CONFIG_SYS_GT_REGS);
/* No PCI in first release of Port To_do: enable it. */
#ifdef CONFIG_PCI
gt_pci_config ();
#endif
/* mask all external interrupt sources */
GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_HIGH, 0);
/* new in MV6446x */
GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_HIGH, 0);
/* --------------------- */
GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0);
GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0);
GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0);
/* does not exist in MV6446x
GT_REG_WRITE(CPU_INT_0_MASK, 0);
GT_REG_WRITE(CPU_INT_1_MASK, 0);
GT_REG_WRITE(CPU_INT_2_MASK, 0);
GT_REG_WRITE(CPU_INT_3_MASK, 0);
--------------------- */
/* ----- DEVICE BUS SETTINGS ------ */
/*
* EVB
* 0 - SRAM ????
* 1 - RTC ????
* 2 - UART ????
* 3 - Flash checked 32Bit Intel Strata
* boot - BootCS checked 8Bit 29LV040B
*
* Zuma
* 0 - Flash
* boot - BootCS
*/
/*
* the dual 7450 module requires burst access to the boot
* device, so the serial rom copies the boot device to the
* on-board sram on the eval board, and updates the correct
* registers to boot from the sram. (device0)
*/
if (memoryGetDeviceBaseAddress (DEVICE0) == CONFIG_SYS_DFL_BOOTCS_BASE)
sram_boot = 1;
if (!sram_boot)
memoryMapDeviceSpace (DEVICE0, CONFIG_SYS_DEV0_SPACE, CONFIG_SYS_DEV0_SIZE);
memoryMapDeviceSpace (DEVICE1, CONFIG_SYS_DEV1_SPACE, CONFIG_SYS_DEV1_SIZE);
memoryMapDeviceSpace (DEVICE2, CONFIG_SYS_DEV2_SPACE, CONFIG_SYS_DEV2_SIZE);
memoryMapDeviceSpace (DEVICE3, CONFIG_SYS_DEV3_SPACE, CONFIG_SYS_DEV3_SIZE);
/* configure device timing */
#ifdef CONFIG_SYS_DEV0_PAR /* set port parameters for SRAM device module access */
if (!sram_boot)
GT_REG_WRITE (DEVICE_BANK0PARAMETERS, CONFIG_SYS_DEV0_PAR);
#endif
#ifdef CONFIG_SYS_DEV1_PAR /* set port parameters for RTC device module access */
GT_REG_WRITE (DEVICE_BANK1PARAMETERS, CONFIG_SYS_DEV1_PAR);
#endif
#ifdef CONFIG_SYS_DEV2_PAR /* set port parameters for DUART device module access */
GT_REG_WRITE (DEVICE_BANK2PARAMETERS, CONFIG_SYS_DEV2_PAR);
#endif
#ifdef CONFIG_SYS_32BIT_BOOT_PAR /* set port parameters for Flash device module access */
/* detect if we are booting from the 32 bit flash */
if (GTREGREAD (DEVICE_BOOT_BANK_PARAMETERS) & (0x3 << 20)) {
/* 32 bit boot flash */
GT_REG_WRITE (DEVICE_BANK3PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR);
GT_REG_WRITE (DEVICE_BOOT_BANK_PARAMETERS,
CONFIG_SYS_32BIT_BOOT_PAR);
} else {
/* 8 bit boot flash */
GT_REG_WRITE (DEVICE_BANK3PARAMETERS, CONFIG_SYS_32BIT_BOOT_PAR);
GT_REG_WRITE (DEVICE_BOOT_BANK_PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR);
}
#else
/* 8 bit boot flash only */
/* GT_REG_WRITE(DEVICE_BOOT_BANK_PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR);*/
#endif
gt_cpu_config ();
/* MPP setup */
GT_REG_WRITE (MPP_CONTROL0, CONFIG_SYS_MPP_CONTROL_0);
GT_REG_WRITE (MPP_CONTROL1, CONFIG_SYS_MPP_CONTROL_1);
GT_REG_WRITE (MPP_CONTROL2, CONFIG_SYS_MPP_CONTROL_2);
GT_REG_WRITE (MPP_CONTROL3, CONFIG_SYS_MPP_CONTROL_3);
GT_REG_WRITE (GPP_LEVEL_CONTROL, CONFIG_SYS_GPP_LEVEL_CONTROL);
DEBUG_LED0_ON ();
DEBUG_LED1_ON ();
DEBUG_LED2_ON ();
return 0;
}
/* various things to do after relocation */
int misc_init_r ()
{
icache_enable ();
#ifdef CONFIG_SYS_L2
l2cache_enable ();
#endif
#ifdef CONFIG_MPSC
mpsc_sdma_init ();
mpsc_init2 ();
#endif
#if 0
/* disable the dcache and MMU */
dcache_lock ();
#endif
return 0;
}
void after_reloc (ulong dest_addr, gd_t * gd)
{
/* check to see if we booted from the sram. If so, move things
* back to the way they should be. (we're running from main
* memory at this point now */
if (memoryGetDeviceBaseAddress (DEVICE0) == CONFIG_SYS_DFL_BOOTCS_BASE) {
memoryMapDeviceSpace (DEVICE0, CONFIG_SYS_DEV0_SPACE, CONFIG_SYS_DEV0_SIZE);
memoryMapDeviceSpace (BOOT_DEVICE, CONFIG_SYS_DFL_BOOTCS_BASE, _8M);
}
display_mem_map ();
/* now, jump to the main ppcboot board init code */
board_init_r (gd, dest_addr);
/* NOTREACHED */
}
/* ------------------------------------------------------------------------- */
/*
* Check Board Identity:
*
* right now, assume borad type. (there is just one...after all)
*/
int checkboard (void)
{
int l_type = 0;
printf ("BOARD: %s\n", CONFIG_SYS_BOARD_NAME);
return (l_type);
}
/* utility functions */
void debug_led (int led, int mode)
{
volatile int *addr = 0;
__maybe_unused int dummy;
if (mode == 1) {
switch (led) {
case 0:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x08000);
break;
case 1:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x0c000);
break;
case 2:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x10000);
break;
}
} else if (mode == 0) {
switch (led) {
case 0:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x14000);
break;
case 1:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x18000);
break;
case 2:
addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE |
0x1c000);
break;
}
}
dummy = *addr;
}
int display_mem_map (void)
{
int i, j;
unsigned int base, size, width;
/* SDRAM */
printf ("SD (DDR) RAM\n");
for (i = 0; i <= BANK3; i++) {
base = memoryGetBankBaseAddress (i);
size = memoryGetBankSize (i);
if (size != 0) {
printf ("BANK%d: base - 0x%08x\tsize - %dM bytes\n",
i, base, size >> 20);
}
}
/* CPU's PCI windows */
for (i = 0; i <= PCI_HOST1; i++) {
printf ("\nCPU's PCI %d windows\n", i);
base = pciGetSpaceBase (i, PCI_IO);
size = pciGetSpaceSize (i, PCI_IO);
printf (" IO: base - 0x%08x\tsize - %dM bytes\n", base,
size >> 20);
for (j = 0;
j <=
PCI_REGION0
/*ronen currently only first PCI MEM is used 3 */ ;
j++) {
base = pciGetSpaceBase (i, j);
size = pciGetSpaceSize (i, j);
printf ("MEMORY %d: base - 0x%08x\tsize - %dM bytes\n", j, base, size >> 20);
}
}
/* Devices */
printf ("\nDEVICES\n");
for (i = 0; i <= DEVICE3; i++) {
base = memoryGetDeviceBaseAddress (i);
size = memoryGetDeviceSize (i);
width = memoryGetDeviceWidth (i) * 8;
printf ("DEV %d: base - 0x%08x size - %dM bytes\twidth - %d bits", i, base, size >> 20, width);
if (i == 0)
printf ("\t- EXT SRAM (actual - 1M)\n");
else if (i == 1)
printf ("\t- RTC\n");
else if (i == 2)
printf ("\t- UART\n");
else
printf ("\t- LARGE FLASH\n");
}
/* Bootrom */
base = memoryGetDeviceBaseAddress (BOOT_DEVICE); /* Boot */
size = memoryGetDeviceSize (BOOT_DEVICE);
width = memoryGetDeviceWidth (BOOT_DEVICE) * 8;
printf (" BOOT: base - 0x%08x size - %dM bytes\twidth - %d bits\n",
base, size >> 20, width);
return (0);
}
/* DRAM check routines copied from gw8260 */
#if defined (CONFIG_SYS_DRAM_TEST)
/*********************************************************************/
/* NAME: move64() - moves a double word (64-bit) */
/* */
/* DESCRIPTION: */
/* this function performs a double word move from the data at */
/* the source pointer to the location at the destination pointer. */
/* */
/* INPUTS: */
/* unsigned long long *src - pointer to data to move */
/* */
/* OUTPUTS: */
/* unsigned long long *dest - pointer to locate to move data */
/* */
/* RETURNS: */
/* None */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* May cloober fr0. */
/* */
/*********************************************************************/
static void move64 (unsigned long long *src, unsigned long long *dest)
{
asm ("lfd 0, 0(3)\n\t" /* fpr0 = *scr */
"stfd 0, 0(4)" /* *dest = fpr0 */
: : : "fr0"); /* Clobbers fr0 */
return;
}
#if defined (CONFIG_SYS_DRAM_TEST_DATA)
unsigned long long pattern[] = {
0xaaaaaaaaaaaaaaaaULL,
0xccccccccccccccccULL,
0xf0f0f0f0f0f0f0f0ULL,
0xff00ff00ff00ff00ULL,
0xffff0000ffff0000ULL,
0xffffffff00000000ULL,
0x00000000ffffffffULL,
0x0000ffff0000ffffULL,
0x00ff00ff00ff00ffULL,
0x0f0f0f0f0f0f0f0fULL,
0x3333333333333333ULL,
0x5555555555555555ULL,
};
/*********************************************************************/
/* NAME: mem_test_data() - test data lines for shorts and opens */
/* */
/* DESCRIPTION: */
/* Tests data lines for shorts and opens by forcing adjacent data */
/* to opposite states. Because the data lines could be routed in */
/* an arbitrary manner the must ensure test patterns ensure that */
/* every case is tested. By using the following series of binary */
/* patterns every combination of adjacent bits is test regardless */
/* of routing. */
/* */
/* ...101010101010101010101010 */
/* ...110011001100110011001100 */
/* ...111100001111000011110000 */
/* ...111111110000000011111111 */
/* */
/* Carrying this out, gives us six hex patterns as follows: */
/* */
/* 0xaaaaaaaaaaaaaaaa */
/* 0xcccccccccccccccc */
/* 0xf0f0f0f0f0f0f0f0 */
/* 0xff00ff00ff00ff00 */
/* 0xffff0000ffff0000 */
/* 0xffffffff00000000 */
/* */
/* The number test patterns will always be given by: */
/* */
/* log(base 2)(number data bits) = log2 (64) = 6 */
/* */
/* To test for short and opens to other signals on our boards. we */
/* simply */
/* test with the 1's complemnt of the paterns as well. */
/* */
/* OUTPUTS: */
/* Displays failing test pattern */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* Assumes only one one SDRAM bank */
/* */
/*********************************************************************/
int mem_test_data (void)
{
unsigned long long *pmem = (unsigned long long *) CONFIG_SYS_MEMTEST_START;
unsigned long long temp64 = 0;
int num_patterns = sizeof (pattern) / sizeof (pattern[0]);
int i;
unsigned int hi, lo;
for (i = 0; i < num_patterns; i++) {
move64 (&(pattern[i]), pmem);
move64 (pmem, &temp64);
/* hi = (temp64>>32) & 0xffffffff; */
/* lo = temp64 & 0xffffffff; */
/* printf("\ntemp64 = 0x%08x%08x", hi, lo); */
hi = (pattern[i] >> 32) & 0xffffffff;
lo = pattern[i] & 0xffffffff;
/* printf("\npattern[%d] = 0x%08x%08x", i, hi, lo); */
if (temp64 != pattern[i]) {
printf ("\n Data Test Failed, pattern 0x%08x%08x",
hi, lo);
return 1;
}
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST_DATA */
#if defined (CONFIG_SYS_DRAM_TEST_ADDRESS)
/*********************************************************************/
/* NAME: mem_test_address() - test address lines */
/* */
/* DESCRIPTION: */
/* This function performs a test to verify that each word im */
/* memory is uniquly addressable. The test sequence is as follows: */
/* */
/* 1) write the address of each word to each word. */
/* 2) verify that each location equals its address */
/* */
/* OUTPUTS: */
/* Displays failing test pattern and address */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_test_address (void)
{
volatile unsigned int *pmem =
(volatile unsigned int *) CONFIG_SYS_MEMTEST_START;
const unsigned int size = (CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START) / 4;
unsigned int i;
/* write address to each location */
for (i = 0; i < size; i++) {
pmem[i] = i;
}
/* verify each loaction */
for (i = 0; i < size; i++) {
if (pmem[i] != i) {
printf ("\n Address Test Failed at 0x%x", i);
return 1;
}
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST_ADDRESS */
#if defined (CONFIG_SYS_DRAM_TEST_WALK)
/*********************************************************************/
/* NAME: mem_march() - memory march */
/* */
/* DESCRIPTION: */
/* Marches up through memory. At each location verifies rmask if */
/* read = 1. At each location write wmask if write = 1. Displays */
/* failing address and pattern. */
/* */
/* INPUTS: */
/* volatile unsigned long long * base - start address of test */
/* unsigned int size - number of dwords(64-bit) to test */
/* unsigned long long rmask - read verify mask */
/* unsigned long long wmask - wrtie verify mask */
/* short read - verifies rmask if read = 1 */
/* short write - writes wmask if write = 1 */
/* */
/* OUTPUTS: */
/* Displays failing test pattern and address */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_march (volatile unsigned long long *base,
unsigned int size,
unsigned long long rmask,
unsigned long long wmask, short read, short write)
{
unsigned int i;
unsigned long long temp = 0;
unsigned int hitemp, lotemp, himask, lomask;
for (i = 0; i < size; i++) {
if (read != 0) {
/* temp = base[i]; */
move64 ((unsigned long long *) &(base[i]), &temp);
if (rmask != temp) {
hitemp = (temp >> 32) & 0xffffffff;
lotemp = temp & 0xffffffff;
himask = (rmask >> 32) & 0xffffffff;
lomask = rmask & 0xffffffff;
printf ("\n Walking one's test failed: address = 0x%08x," "\n\texpected 0x%08x%08x, found 0x%08x%08x", i << 3, himask, lomask, hitemp, lotemp);
return 1;
}
}
if (write != 0) {
/* base[i] = wmask; */
move64 (&wmask, (unsigned long long *) &(base[i]));
}
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST_WALK */
/*********************************************************************/
/* NAME: mem_test_walk() - a simple walking ones test */
/* */
/* DESCRIPTION: */
/* Performs a walking ones through entire physical memory. The */
/* test uses as series of memory marches, mem_march(), to verify */
/* and write the test patterns to memory. The test sequence is as */
/* follows: */
/* 1) march writing 0000...0001 */
/* 2) march verifying 0000...0001 , writing 0000...0010 */
/* 3) repeat step 2 shifting masks left 1 bit each time unitl */
/* the write mask equals 1000...0000 */
/* 4) march verifying 1000...0000 */
/* The test fails if any of the memory marches return a failure. */
/* */
/* OUTPUTS: */
/* Displays which pass on the memory test is executing */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_test_walk (void)
{
unsigned long long mask;
volatile unsigned long long *pmem =
(volatile unsigned long long *) CONFIG_SYS_MEMTEST_START;
const unsigned long size = (CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START) / 8;
unsigned int i;
mask = 0x01;
printf ("Initial Pass");
mem_march (pmem, size, 0x0, 0x1, 0, 1);
printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
printf (" ");
printf (" ");
printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
for (i = 0; i < 63; i++) {
printf ("Pass %2d", i + 2);
if (mem_march (pmem, size, mask, mask << 1, 1, 1) != 0) {
/*printf("mask: 0x%x, pass: %d, ", mask, i); */
return 1;
}
mask = mask << 1;
printf ("\b\b\b\b\b\b\b");
}
printf ("Last Pass");
if (mem_march (pmem, size, 0, mask, 0, 1) != 0) {
/* printf("mask: 0x%x", mask); */
return 1;
}
printf ("\b\b\b\b\b\b\b\b\b");
printf (" ");
printf ("\b\b\b\b\b\b\b\b\b");
return 0;
}
/*********************************************************************/
/* NAME: testdram() - calls any enabled memory tests */
/* */
/* DESCRIPTION: */
/* Runs memory tests if the environment test variables are set to */
/* 'y'. */
/* */
/* INPUTS: */
/* testdramdata - If set to 'y', data test is run. */
/* testdramaddress - If set to 'y', address test is run. */
/* testdramwalk - If set to 'y', walking ones test is run */
/* */
/* OUTPUTS: */
/* None */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata, runaddress, runwalk;
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
/* rundata = 1; */
/* runaddress = 0; */
/* runwalk = 0; */
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {
printf ("Testing RAM from 0x%08x to 0x%08x ... (don't panic... that will take a moment !!!!)\n", CONFIG_SYS_MEMTEST_START, CONFIG_SYS_MEMTEST_END);
}
#ifdef CONFIG_SYS_DRAM_TEST_DATA
if (rundata == 1) {
printf ("Test DATA ... ");
if (mem_test_data () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
#ifdef CONFIG_SYS_DRAM_TEST_ADDRESS
if (runaddress == 1) {
printf ("Test ADDRESS ... ");
if (mem_test_address () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
#ifdef CONFIG_SYS_DRAM_TEST_WALK
if (runwalk == 1) {
printf ("Test WALKING ONEs ... ");
if (mem_test_walk () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {
printf ("passed\n");
}
return 0;
}
#endif /* CONFIG_SYS_DRAM_TEST */
/* ronen - the below functions are used by the bootm function */
/* - we map the base register to fbe00000 (same mapping as in the LSP) */
/* - we turn off the RX gig dmas - to prevent the dma from overunning */
/* the kernel data areas. */
/* - we diable and invalidate the icache and dcache. */
void my_remap_gt_regs_bootm (u32 cur_loc, u32 new_loc)
{
u32 temp;
temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE));
if ((temp & 0xffff) == new_loc >> 16)
return;
temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) &
0xffff0000) | (new_loc >> 16);
out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp);
while ((WORD_SWAP (*((volatile unsigned int *) (NONE_CACHEABLE |
new_loc |
(INTERNAL_SPACE_DECODE)))))
!= temp);
}
void board_prebootm_init ()
{
/* change window size of PCI1 IO in order tp prevent overlaping with REG BASE. */
GT_REG_WRITE (PCI_1_IO_SIZE, (_64K - 1) >> 16);
/* Stop GigE Rx DMA engines */
GT_REG_WRITE (MV64460_ETH_RECEIVE_QUEUE_COMMAND_REG (0), 0x0000ff00);
GT_REG_WRITE (MV64460_ETH_RECEIVE_QUEUE_COMMAND_REG (1), 0x0000ff00);
GT_REG_WRITE (MV64460_ETH_RECEIVE_QUEUE_COMMAND_REG (2), 0x0000ff00);
/* Relocate MV64460 internal regs */
my_remap_gt_regs_bootm (CONFIG_SYS_GT_REGS, BRIDGE_REG_BASE_BOOTM);
icache_disable ();
dcache_disable ();
}
int board_eth_init(bd_t *bis)
{
int ret;
ret = pci_eth_init(bis);
if (!ret)
ret = mv6446x_eth_initialize(bis);
return ret;
}

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/*
* (C) Copyright 2001
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* eth.h - header file for the polled mode GT ethernet driver
*/
#ifndef __EVB64460_ETH_H__
#define __EVB64460_ETH_H__
#include <asm/types.h>
#include <asm/io.h>
#include <asm/byteorder.h>
#include <common.h>
int db64460_eth0_poll(void);
int db64460_eth0_transmit(unsigned int s, volatile char *p);
void db64460_eth0_disable(void);
bool network_start(bd_t *bis);
int mv6446x_eth_initialize(bd_t *);
#endif /* __EVB64460_ETH_H__ */

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/*
* (C) Copyright 2001
* John Clemens <clemens@mclx.com>, Mission Critical Linux, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*************************************************************************
* changes for Marvell DB64460 eval board 2003 by Ingo Assmus <ingo.assmus@keymile.com>
*
************************************************************************/
/*
* mpsc.h - header file for MPSC in uart mode (console driver)
*/
#ifndef __MPSC_H__
#define __MPSC_H__
/* include actual Galileo defines */
#include "../include/mv_gen_reg.h"
/* driver related defines */
int mpsc_init(int baud);
void mpsc_sdma_init(void);
void mpsc_init2(void);
int galbrg_set_baudrate(int channel, int rate);
int mpsc_putchar_early(char ch);
char mpsc_getchar_debug(void);
int mpsc_test_char_debug(void);
int mpsc_test_char_sdma(void);
extern int (*mpsc_putchar)(char ch);
extern char (*mpsc_getchar)(void);
extern int (*mpsc_test_char)(void);
#define CHANNEL CONFIG_MPSC_PORT
#define TX_DESC 5
#define RX_DESC 20
#define DESC_FIRST 0x00010000
#define DESC_LAST 0x00020000
#define DESC_OWNER_BIT 0x80000000
#define TX_DEMAND 0x00800000
#define TX_STOP 0x00010000
#define RX_ENABLE 0x00000080
#define SDMA_RX_ABORT (1 << 15)
#define SDMA_TX_ABORT (1 << 31)
#define MPSC_TX_ABORT (1 << 7)
#define MPSC_RX_ABORT (1 << 23)
#define MPSC_ENTER_HUNT (1 << 31)
/* MPSC defines */
#define GALMPSC_CONNECT 0x1
#define GALMPSC_DISCONNECT 0x0
#define GALMPSC_UART 0x1
#define GALMPSC_STOP_BITS_1 0x0
#define GALMPSC_STOP_BITS_2 0x1
#define GALMPSC_CHAR_LENGTH_8 0x3
#define GALMPSC_CHAR_LENGTH_7 0x2
#define GALMPSC_PARITY_ODD 0x0
#define GALMPSC_PARITY_EVEN 0x2
#define GALMPSC_PARITY_MARK 0x3
#define GALMPSC_PARITY_SPACE 0x1
#define GALMPSC_PARITY_NONE -1
#define GALMPSC_SERIAL_MULTIPLEX SERIAL_PORT_MULTIPLEX /* 0xf010 */
#define GALMPSC_ROUTING_REGISTER MAIN_ROUTING_REGISTER /* 0xb400 */
#define GALMPSC_RxC_ROUTE RECEIVE_CLOCK_ROUTING_REGISTER /* 0xb404 */
#define GALMPSC_TxC_ROUTE TRANSMIT_CLOCK_ROUTING_REGISTER /* 0xb408 */
#define GALMPSC_MCONF_LOW MPSC0_MAIN_CONFIGURATION_LOW /* 0x8000 */
#define GALMPSC_MCONF_HIGH MPSC0_MAIN_CONFIGURATION_HIGH /* 0x8004 */
#define GALMPSC_PROTOCONF_REG MPSC0_PROTOCOL_CONFIGURATION /* 0x8008 */
#define GALMPSC_REG_GAP 0x1000
#define GALMPSC_MCONF_CHREG_BASE CHANNEL0_REGISTER1 /* 0x800c */
#define GALMPSC_CHANNELREG_1 CHANNEL0_REGISTER1 /* 0x800c */
#define GALMPSC_CHANNELREG_2 CHANNEL0_REGISTER2 /* 0x8010 */
#define GALMPSC_CHANNELREG_3 CHANNEL0_REGISTER3 /* 0x8014 */
#define GALMPSC_CHANNELREG_4 CHANNEL0_REGISTER4 /* 0x8018 */
#define GALMPSC_CHANNELREG_5 CHANNEL0_REGISTER5 /* 0x801c */
#define GALMPSC_CHANNELREG_6 CHANNEL0_REGISTER6 /* 0x8020 */
#define GALMPSC_CHANNELREG_7 CHANNEL0_REGISTER7 /* 0x8024 */
#define GALMPSC_CHANNELREG_8 CHANNEL0_REGISTER8 /* 0x8028 */
#define GALMPSC_CHANNELREG_9 CHANNEL0_REGISTER9 /* 0x802c */
#define GALMPSC_CHANNELREG_10 CHANNEL0_REGISTER10 /* 0x8030 */
#define GALMPSC_CHANNELREG_11 CHANNEL0_REGISTER11 /* 0x8034 */
#define GALSDMA_COMMAND_FIRST (1 << 16)
#define GALSDMA_COMMAND_LAST (1 << 17)
#define GALSDMA_COMMAND_ENABLEINT (1 << 23)
#define GALSDMA_COMMAND_AUTO (1 << 30)
#define GALSDMA_COMMAND_OWNER (1 << 31)
#define GALSDMA_RX 0
#define GALSDMA_TX 1
/* CHANNEL2 should be CHANNEL1, according to documentation,
* but to work with the current GTREGS file...
*/
#define GALSDMA_0_CONF_REG CHANNEL0_CONFIGURATION_REGISTER /* 0x4000 */
#define GALSDMA_1_CONF_REG CHANNEL2_CONFIGURATION_REGISTER /* 0x6000 */
#define GALSDMA_0_COM_REG CHANNEL0_COMMAND_REGISTER /* 0x4008 */
#define GALSDMA_1_COM_REG CHANNEL2_COMMAND_REGISTER /* 0x6008 */
#define GALSDMA_0_CUR_RX_PTR CHANNEL0_CURRENT_RX_DESCRIPTOR_POINTER /* 0x4810 */
#define GALSDMA_0_CUR_TX_PTR CHANNEL0_CURRENT_TX_DESCRIPTOR_POINTER /* 0x4c10 */
#define GALSDMA_0_FIR_TX_PTR CHANNEL0_FIRST_TX_DESCRIPTOR_POINTER /* 0x4c14 */
#define GALSDMA_1_CUR_RX_PTR CHANNEL2_CURRENT_RX_DESCRIPTOR_POINTER /* 0x6810 */
#define GALSDMA_1_CUR_TX_PTR CHANNEL2_CURRENT_TX_DESCRIPTOR_POINTER /* 0x6c10 */
#define GALSDMA_1_FIR_TX_PTR CHANNEL2_FIRST_TX_DESCRIPTOR_POINTER /* 0x6c14 */
#define GALSDMA_REG_DIFF 0x2000
/* WRONG in gt64260R.h */
#define GALSDMA_INT_CAUSE 0xb800 /* SDMA_CAUSE */
#define GALSDMA_INT_MASK 0xb880 /* SDMA_MASK */
#define GALMPSC_0_INT_CAUSE 0xb804
#define GALMPSC_0_INT_MASK 0xb884
#define GALSDMA_MODE_UART 0
#define GALSDMA_MODE_BISYNC 1
#define GALSDMA_MODE_HDLC 2
#define GALSDMA_MODE_TRANSPARENT 3
#define GALBRG_0_CONFREG BRG0_CONFIGURATION_REGISTER /* 0xb200 */
#define GALBRG_REG_GAP 0x0008
#define GALBRG_0_BTREG BRG0_BAUDE_TUNING_REGISTER /* 0xb204 */
#endif /* __MPSC_H__ */

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/*
* (C) Copyright 2003
* Ingo Assmus <ingo.assmus@keymile.com>
*
* based on - Driver for MV64460X ethernet ports
* Copyright (C) 2002 rabeeh@galileo.co.il
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* mv_eth.h - header file for the polled mode GT ethernet driver
*/
#ifndef __DB64460_ETH_H__
#define __DB64460_ETH_H__
#include <asm/types.h>
#include <asm/io.h>
#include <asm/byteorder.h>
#include <common.h>
#include <net.h>
#include "mv_regs.h"
#include <asm/errno.h>
/*************************************************************************
**************************************************************************
**************************************************************************
* The first part is the high level driver of the gigE ethernet ports. *
**************************************************************************
**************************************************************************
*************************************************************************/
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
/* In case not using SG on Tx, define MAX_SKB_FRAGS as 0 */
#ifndef MAX_SKB_FRAGS
#define MAX_SKB_FRAGS 0
#endif
/* Port attributes */
/*#define MAX_RX_QUEUE_NUM 8*/
/*#define MAX_TX_QUEUE_NUM 8*/
#define MAX_RX_QUEUE_NUM 1
#define MAX_TX_QUEUE_NUM 1
/* Use one TX queue and one RX queue */
#define MV64460_TX_QUEUE_NUM 1
#define MV64460_RX_QUEUE_NUM 1
/*
* Number of RX / TX descriptors on RX / TX rings.
* Note that allocating RX descriptors is done by allocating the RX
* ring AND a preallocated RX buffers (skb's) for each descriptor.
* The TX descriptors only allocates the TX descriptors ring,
* with no pre allocated TX buffers (skb's are allocated by higher layers.
*/
/* Default TX ring size is 10 descriptors */
#ifdef CONFIG_MV64460_ETH_TXQUEUE_SIZE
#define MV64460_TX_QUEUE_SIZE CONFIG_MV64460_ETH_TXQUEUE_SIZE
#else
#define MV64460_TX_QUEUE_SIZE 4
#endif
/* Default RX ring size is 4 descriptors */
#ifdef CONFIG_MV64460_ETH_RXQUEUE_SIZE
#define MV64460_RX_QUEUE_SIZE CONFIG_MV64460_ETH_RXQUEUE_SIZE
#else
#define MV64460_RX_QUEUE_SIZE 4
#endif
#ifdef CONFIG_RX_BUFFER_SIZE
#define MV64460_RX_BUFFER_SIZE CONFIG_RX_BUFFER_SIZE
#else
#define MV64460_RX_BUFFER_SIZE 1600
#endif
#ifdef CONFIG_TX_BUFFER_SIZE
#define MV64460_TX_BUFFER_SIZE CONFIG_TX_BUFFER_SIZE
#else
#define MV64460_TX_BUFFER_SIZE 1600
#endif
/*
* Network device statistics. Akin to the 2.0 ether stats but
* with byte counters.
*/
struct net_device_stats
{
unsigned long rx_packets; /* total packets received */
unsigned long tx_packets; /* total packets transmitted */
unsigned long rx_bytes; /* total bytes received */
unsigned long tx_bytes; /* total bytes transmitted */
unsigned long rx_errors; /* bad packets received */
unsigned long tx_errors; /* packet transmit problems */
unsigned long rx_dropped; /* no space in linux buffers */
unsigned long tx_dropped; /* no space available in linux */
unsigned long multicast; /* multicast packets received */
unsigned long collisions;
/* detailed rx_errors: */
unsigned long rx_length_errors;
unsigned long rx_over_errors; /* receiver ring buff overflow */
unsigned long rx_crc_errors; /* recved pkt with crc error */
unsigned long rx_frame_errors; /* recv'd frame alignment error */
unsigned long rx_fifo_errors; /* recv'r fifo overrun */
unsigned long rx_missed_errors; /* receiver missed packet */
/* detailed tx_errors */
unsigned long tx_aborted_errors;
unsigned long tx_carrier_errors;
unsigned long tx_fifo_errors;
unsigned long tx_heartbeat_errors;
unsigned long tx_window_errors;
/* for cslip etc */
unsigned long rx_compressed;
unsigned long tx_compressed;
};
/* Private data structure used for ethernet device */
struct mv64460_eth_priv {
unsigned int port_num;
struct net_device_stats *stats;
/* to buffer area aligned */
char * p_eth_tx_buffer[MV64460_TX_QUEUE_SIZE+1]; /*pointers to alligned tx buffs in memory space */
char * p_eth_rx_buffer[MV64460_RX_QUEUE_SIZE+1]; /*pointers to allinged rx buffs in memory space */
/* Size of Tx Ring per queue */
unsigned int tx_ring_size [MAX_TX_QUEUE_NUM];
/* Size of Rx Ring per queue */
unsigned int rx_ring_size [MAX_RX_QUEUE_NUM];
/* Magic Number for Ethernet running */
unsigned int eth_running;
};
int mv64460_eth_init (struct eth_device *dev);
int mv64460_eth_stop (struct eth_device *dev);
int mv64460_eth_start_xmit(struct eth_device *dev, void *packet, int length);
int mv64460_eth_open (struct eth_device *dev);
/*************************************************************************
**************************************************************************
**************************************************************************
* The second part is the low level driver of the gigE ethernet ports. *
**************************************************************************
**************************************************************************
*************************************************************************/
/********************************************************************************
* Header File for : MV-643xx network interface header
*
* DESCRIPTION:
* This header file contains macros typedefs and function declaration for
* the Marvell Gig Bit Ethernet Controller.
*
* DEPENDENCIES:
* None.
*
*******************************************************************************/
#ifdef CONFIG_SPECIAL_CONSISTENT_MEMORY
#ifdef CONFIG_MV64460_SRAM_CACHEABLE
/* In case SRAM is cacheable but not cache coherent */
#define D_CACHE_FLUSH_LINE(addr, offset) \
{ \
__asm__ __volatile__ ("dcbf %0,%1" : : "r" (addr), "r" (offset)); \
}
#else
/* In case SRAM is cache coherent or non-cacheable */
#define D_CACHE_FLUSH_LINE(addr, offset) ;
#endif
#else
#ifdef CONFIG_NOT_COHERENT_CACHE
/* In case of descriptors on DDR but not cache coherent */
#define D_CACHE_FLUSH_LINE(addr, offset) \
{ \
__asm__ __volatile__ ("dcbf %0,%1" : : "r" (addr), "r" (offset)); \
}
#else
/* In case of descriptors on DDR and cache coherent */
#define D_CACHE_FLUSH_LINE(addr, offset) ;
#endif /* CONFIG_NOT_COHERENT_CACHE */
#endif /* CONFIG_SPECIAL_CONSISTENT_MEMORY */
#define CPU_PIPE_FLUSH \
{ \
__asm__ __volatile__ ("eieio"); \
}
/* defines */
/* Default port configuration value */
#define PORT_CONFIG_VALUE \
ETH_UNICAST_NORMAL_MODE | \
ETH_DEFAULT_RX_QUEUE_0 | \
ETH_DEFAULT_RX_ARP_QUEUE_0 | \
ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP | \
ETH_RECEIVE_BC_IF_IP | \
ETH_RECEIVE_BC_IF_ARP | \
ETH_CAPTURE_TCP_FRAMES_DIS | \
ETH_CAPTURE_UDP_FRAMES_DIS | \
ETH_DEFAULT_RX_TCP_QUEUE_0 | \
ETH_DEFAULT_RX_UDP_QUEUE_0 | \
ETH_DEFAULT_RX_BPDU_QUEUE_0
/* Default port extend configuration value */
#define PORT_CONFIG_EXTEND_VALUE \
ETH_SPAN_BPDU_PACKETS_AS_NORMAL | \
ETH_PARTITION_DISABLE
/* Default sdma control value */
#ifdef CONFIG_NOT_COHERENT_CACHE
#define PORT_SDMA_CONFIG_VALUE \
ETH_RX_BURST_SIZE_16_64BIT | \
GT_ETH_IPG_INT_RX(0) | \
ETH_TX_BURST_SIZE_16_64BIT;
#else
#define PORT_SDMA_CONFIG_VALUE \
ETH_RX_BURST_SIZE_4_64BIT | \
GT_ETH_IPG_INT_RX(0) | \
ETH_TX_BURST_SIZE_4_64BIT;
#endif
#define GT_ETH_IPG_INT_RX(value) \
((value & 0x3fff) << 8)
/* Default port serial control value */
#define PORT_SERIAL_CONTROL_VALUE \
ETH_FORCE_LINK_PASS | \
ETH_ENABLE_AUTO_NEG_FOR_DUPLX | \
ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL | \
ETH_ADV_SYMMETRIC_FLOW_CTRL | \
ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \
ETH_FORCE_BP_MODE_NO_JAM | \
BIT9 | \
ETH_DO_NOT_FORCE_LINK_FAIL | \
ETH_RETRANSMIT_16_ETTEMPTS | \
ETH_ENABLE_AUTO_NEG_SPEED_GMII | \
ETH_DTE_ADV_0 | \
ETH_DISABLE_AUTO_NEG_BYPASS | \
ETH_AUTO_NEG_NO_CHANGE | \
ETH_MAX_RX_PACKET_1552BYTE | \
ETH_CLR_EXT_LOOPBACK | \
ETH_SET_FULL_DUPLEX_MODE | \
ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX;
#define RX_BUFFER_MAX_SIZE 0xFFFF
#define TX_BUFFER_MAX_SIZE 0xFFFF /* Buffer are limited to 64k */
#define RX_BUFFER_MIN_SIZE 0x8
#define TX_BUFFER_MIN_SIZE 0x8
/* Tx WRR confoguration macros */
#define PORT_MAX_TRAN_UNIT 0x24 /* MTU register (default) 9KByte */
#define PORT_MAX_TOKEN_BUCKET_SIZE 0x_fFFF /* PMTBS register (default) */
#define PORT_TOKEN_RATE 1023 /* PTTBRC register (default) */
/* MAC accepet/reject macros */
#define ACCEPT_MAC_ADDR 0
#define REJECT_MAC_ADDR 1
/* Size of a Tx/Rx descriptor used in chain list data structure */
#define RX_DESC_ALIGNED_SIZE 0x20
#define TX_DESC_ALIGNED_SIZE 0x20
/* An offest in Tx descriptors to store data for buffers less than 8 Bytes */
#define TX_BUF_OFFSET_IN_DESC 0x18
/* Buffer offset from buffer pointer */
#define RX_BUF_OFFSET 0x2
/* Gap define */
#define ETH_BAR_GAP 0x8
#define ETH_SIZE_REG_GAP 0x8
#define ETH_HIGH_ADDR_REMAP_REG_GAP 0x4
#define ETH_PORT_ACCESS_CTRL_GAP 0x4
/* Gigabit Ethernet Unit Global Registers */
/* MIB Counters register definitions */
#define ETH_MIB_GOOD_OCTETS_RECEIVED_LOW 0x0
#define ETH_MIB_GOOD_OCTETS_RECEIVED_HIGH 0x4
#define ETH_MIB_BAD_OCTETS_RECEIVED 0x8
#define ETH_MIB_INTERNAL_MAC_TRANSMIT_ERR 0xc
#define ETH_MIB_GOOD_FRAMES_RECEIVED 0x10
#define ETH_MIB_BAD_FRAMES_RECEIVED 0x14
#define ETH_MIB_BROADCAST_FRAMES_RECEIVED 0x18
#define ETH_MIB_MULTICAST_FRAMES_RECEIVED 0x1c
#define ETH_MIB_FRAMES_64_OCTETS 0x20
#define ETH_MIB_FRAMES_65_TO_127_OCTETS 0x24
#define ETH_MIB_FRAMES_128_TO_255_OCTETS 0x28
#define ETH_MIB_FRAMES_256_TO_511_OCTETS 0x2c
#define ETH_MIB_FRAMES_512_TO_1023_OCTETS 0x30
#define ETH_MIB_FRAMES_1024_TO_MAX_OCTETS 0x34
#define ETH_MIB_GOOD_OCTETS_SENT_LOW 0x38
#define ETH_MIB_GOOD_OCTETS_SENT_HIGH 0x3c
#define ETH_MIB_GOOD_FRAMES_SENT 0x40
#define ETH_MIB_EXCESSIVE_COLLISION 0x44
#define ETH_MIB_MULTICAST_FRAMES_SENT 0x48
#define ETH_MIB_BROADCAST_FRAMES_SENT 0x4c
#define ETH_MIB_UNREC_MAC_CONTROL_RECEIVED 0x50
#define ETH_MIB_FC_SENT 0x54
#define ETH_MIB_GOOD_FC_RECEIVED 0x58
#define ETH_MIB_BAD_FC_RECEIVED 0x5c
#define ETH_MIB_UNDERSIZE_RECEIVED 0x60
#define ETH_MIB_FRAGMENTS_RECEIVED 0x64
#define ETH_MIB_OVERSIZE_RECEIVED 0x68
#define ETH_MIB_JABBER_RECEIVED 0x6c
#define ETH_MIB_MAC_RECEIVE_ERROR 0x70
#define ETH_MIB_BAD_CRC_EVENT 0x74
#define ETH_MIB_COLLISION 0x78
#define ETH_MIB_LATE_COLLISION 0x7c
/* Port serial status reg (PSR) */
#define ETH_INTERFACE_GMII_MII 0
#define ETH_INTERFACE_PCM BIT0
#define ETH_LINK_IS_DOWN 0
#define ETH_LINK_IS_UP BIT1
#define ETH_PORT_AT_HALF_DUPLEX 0
#define ETH_PORT_AT_FULL_DUPLEX BIT2
#define ETH_RX_FLOW_CTRL_DISABLED 0
#define ETH_RX_FLOW_CTRL_ENBALED BIT3
#define ETH_GMII_SPEED_100_10 0
#define ETH_GMII_SPEED_1000 BIT4
#define ETH_MII_SPEED_10 0
#define ETH_MII_SPEED_100 BIT5
#define ETH_NO_TX 0
#define ETH_TX_IN_PROGRESS BIT7
#define ETH_BYPASS_NO_ACTIVE 0
#define ETH_BYPASS_ACTIVE BIT8
#define ETH_PORT_NOT_AT_PARTITION_STATE 0
#define ETH_PORT_AT_PARTITION_STATE BIT9
#define ETH_PORT_TX_FIFO_NOT_EMPTY 0
#define ETH_PORT_TX_FIFO_EMPTY BIT10
/* These macros describes the Port configuration reg (Px_cR) bits */
#define ETH_UNICAST_NORMAL_MODE 0
#define ETH_UNICAST_PROMISCUOUS_MODE BIT0
#define ETH_DEFAULT_RX_QUEUE_0 0
#define ETH_DEFAULT_RX_QUEUE_1 BIT1
#define ETH_DEFAULT_RX_QUEUE_2 BIT2
#define ETH_DEFAULT_RX_QUEUE_3 (BIT2 | BIT1)
#define ETH_DEFAULT_RX_QUEUE_4 BIT3
#define ETH_DEFAULT_RX_QUEUE_5 (BIT3 | BIT1)
#define ETH_DEFAULT_RX_QUEUE_6 (BIT3 | BIT2)
#define ETH_DEFAULT_RX_QUEUE_7 (BIT3 | BIT2 | BIT1)
#define ETH_DEFAULT_RX_ARP_QUEUE_0 0
#define ETH_DEFAULT_RX_ARP_QUEUE_1 BIT4
#define ETH_DEFAULT_RX_ARP_QUEUE_2 BIT5
#define ETH_DEFAULT_RX_ARP_QUEUE_3 (BIT5 | BIT4)
#define ETH_DEFAULT_RX_ARP_QUEUE_4 BIT6
#define ETH_DEFAULT_RX_ARP_QUEUE_5 (BIT6 | BIT4)
#define ETH_DEFAULT_RX_ARP_QUEUE_6 (BIT6 | BIT5)
#define ETH_DEFAULT_RX_ARP_QUEUE_7 (BIT6 | BIT5 | BIT4)
#define ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP 0
#define ETH_REJECT_BC_IF_NOT_IP_OR_ARP BIT7
#define ETH_RECEIVE_BC_IF_IP 0
#define ETH_REJECT_BC_IF_IP BIT8
#define ETH_RECEIVE_BC_IF_ARP 0
#define ETH_REJECT_BC_IF_ARP BIT9
#define ETH_TX_AM_NO_UPDATE_ERROR_SUMMARY BIT12
#define ETH_CAPTURE_TCP_FRAMES_DIS 0
#define ETH_CAPTURE_TCP_FRAMES_EN BIT14
#define ETH_CAPTURE_UDP_FRAMES_DIS 0
#define ETH_CAPTURE_UDP_FRAMES_EN BIT15
#define ETH_DEFAULT_RX_TCP_QUEUE_0 0
#define ETH_DEFAULT_RX_TCP_QUEUE_1 BIT16
#define ETH_DEFAULT_RX_TCP_QUEUE_2 BIT17
#define ETH_DEFAULT_RX_TCP_QUEUE_3 (BIT17 | BIT16)
#define ETH_DEFAULT_RX_TCP_QUEUE_4 BIT18
#define ETH_DEFAULT_RX_TCP_QUEUE_5 (BIT18 | BIT16)
#define ETH_DEFAULT_RX_TCP_QUEUE_6 (BIT18 | BIT17)
#define ETH_DEFAULT_RX_TCP_QUEUE_7 (BIT18 | BIT17 | BIT16)
#define ETH_DEFAULT_RX_UDP_QUEUE_0 0
#define ETH_DEFAULT_RX_UDP_QUEUE_1 BIT19
#define ETH_DEFAULT_RX_UDP_QUEUE_2 BIT20
#define ETH_DEFAULT_RX_UDP_QUEUE_3 (BIT20 | BIT19)
#define ETH_DEFAULT_RX_UDP_QUEUE_4 (BIT21
#define ETH_DEFAULT_RX_UDP_QUEUE_5 (BIT21 | BIT19)
#define ETH_DEFAULT_RX_UDP_QUEUE_6 (BIT21 | BIT20)
#define ETH_DEFAULT_RX_UDP_QUEUE_7 (BIT21 | BIT20 | BIT19)
#define ETH_DEFAULT_RX_BPDU_QUEUE_0 0
#define ETH_DEFAULT_RX_BPDU_QUEUE_1 BIT22
#define ETH_DEFAULT_RX_BPDU_QUEUE_2 BIT23
#define ETH_DEFAULT_RX_BPDU_QUEUE_3 (BIT23 | BIT22)
#define ETH_DEFAULT_RX_BPDU_QUEUE_4 BIT24
#define ETH_DEFAULT_RX_BPDU_QUEUE_5 (BIT24 | BIT22)
#define ETH_DEFAULT_RX_BPDU_QUEUE_6 (BIT24 | BIT23)
#define ETH_DEFAULT_RX_BPDU_QUEUE_7 (BIT24 | BIT23 | BIT22)
/* These macros describes the Port configuration extend reg (Px_cXR) bits*/
#define ETH_CLASSIFY_EN BIT0
#define ETH_SPAN_BPDU_PACKETS_AS_NORMAL 0
#define ETH_SPAN_BPDU_PACKETS_TO_RX_QUEUE_7 BIT1
#define ETH_PARTITION_DISABLE 0
#define ETH_PARTITION_ENABLE BIT2
/* Tx/Rx queue command reg (RQCR/TQCR)*/
#define ETH_QUEUE_0_ENABLE BIT0
#define ETH_QUEUE_1_ENABLE BIT1
#define ETH_QUEUE_2_ENABLE BIT2
#define ETH_QUEUE_3_ENABLE BIT3
#define ETH_QUEUE_4_ENABLE BIT4
#define ETH_QUEUE_5_ENABLE BIT5
#define ETH_QUEUE_6_ENABLE BIT6
#define ETH_QUEUE_7_ENABLE BIT7
#define ETH_QUEUE_0_DISABLE BIT8
#define ETH_QUEUE_1_DISABLE BIT9
#define ETH_QUEUE_2_DISABLE BIT10
#define ETH_QUEUE_3_DISABLE BIT11
#define ETH_QUEUE_4_DISABLE BIT12
#define ETH_QUEUE_5_DISABLE BIT13
#define ETH_QUEUE_6_DISABLE BIT14
#define ETH_QUEUE_7_DISABLE BIT15
/* These macros describes the Port Sdma configuration reg (SDCR) bits */
#define ETH_RIFB BIT0
#define ETH_RX_BURST_SIZE_1_64BIT 0
#define ETH_RX_BURST_SIZE_2_64BIT BIT1
#define ETH_RX_BURST_SIZE_4_64BIT BIT2
#define ETH_RX_BURST_SIZE_8_64BIT (BIT2 | BIT1)
#define ETH_RX_BURST_SIZE_16_64BIT BIT3
#define ETH_BLM_RX_NO_SWAP BIT4
#define ETH_BLM_RX_BYTE_SWAP 0
#define ETH_BLM_TX_NO_SWAP BIT5
#define ETH_BLM_TX_BYTE_SWAP 0
#define ETH_DESCRIPTORS_BYTE_SWAP BIT6
#define ETH_DESCRIPTORS_NO_SWAP 0
#define ETH_TX_BURST_SIZE_1_64BIT 0
#define ETH_TX_BURST_SIZE_2_64BIT BIT22
#define ETH_TX_BURST_SIZE_4_64BIT BIT23
#define ETH_TX_BURST_SIZE_8_64BIT (BIT23 | BIT22)
#define ETH_TX_BURST_SIZE_16_64BIT BIT24
/* These macros describes the Port serial control reg (PSCR) bits */
#define ETH_SERIAL_PORT_DISABLE 0
#define ETH_SERIAL_PORT_ENABLE BIT0
#define ETH_FORCE_LINK_PASS BIT1
#define ETH_DO_NOT_FORCE_LINK_PASS 0
#define ETH_ENABLE_AUTO_NEG_FOR_DUPLX 0
#define ETH_DISABLE_AUTO_NEG_FOR_DUPLX BIT2
#define ETH_ENABLE_AUTO_NEG_FOR_FLOW_CTRL 0
#define ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL BIT3
#define ETH_ADV_NO_FLOW_CTRL 0
#define ETH_ADV_SYMMETRIC_FLOW_CTRL BIT4
#define ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX 0
#define ETH_FORCE_FC_MODE_TX_PAUSE_DIS BIT5
#define ETH_FORCE_BP_MODE_NO_JAM 0
#define ETH_FORCE_BP_MODE_JAM_TX BIT7
#define ETH_FORCE_BP_MODE_JAM_TX_ON_RX_ERR BIT8
#define ETH_FORCE_LINK_FAIL 0
#define ETH_DO_NOT_FORCE_LINK_FAIL BIT10
#define ETH_RETRANSMIT_16_ETTEMPTS 0
#define ETH_RETRANSMIT_FOREVER BIT11
#define ETH_DISABLE_AUTO_NEG_SPEED_GMII BIT13
#define ETH_ENABLE_AUTO_NEG_SPEED_GMII 0
#define ETH_DTE_ADV_0 0
#define ETH_DTE_ADV_1 BIT14
#define ETH_DISABLE_AUTO_NEG_BYPASS 0
#define ETH_ENABLE_AUTO_NEG_BYPASS BIT15
#define ETH_AUTO_NEG_NO_CHANGE 0
#define ETH_RESTART_AUTO_NEG BIT16
#define ETH_MAX_RX_PACKET_1518BYTE 0
#define ETH_MAX_RX_PACKET_1522BYTE BIT17
#define ETH_MAX_RX_PACKET_1552BYTE BIT18
#define ETH_MAX_RX_PACKET_9022BYTE (BIT18 | BIT17)
#define ETH_MAX_RX_PACKET_9192BYTE BIT19
#define ETH_MAX_RX_PACKET_9700BYTE (BIT19 | BIT17)
#define ETH_SET_EXT_LOOPBACK BIT20
#define ETH_CLR_EXT_LOOPBACK 0
#define ETH_SET_FULL_DUPLEX_MODE BIT21
#define ETH_SET_HALF_DUPLEX_MODE 0
#define ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX BIT22
#define ETH_DISABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0
#define ETH_SET_GMII_SPEED_TO_10_100 0
#define ETH_SET_GMII_SPEED_TO_1000 BIT23
#define ETH_SET_MII_SPEED_TO_10 0
#define ETH_SET_MII_SPEED_TO_100 BIT24
/* SMI reg */
#define ETH_SMI_BUSY BIT28 /* 0 - Write, 1 - Read */
#define ETH_SMI_READ_VALID BIT27 /* 0 - Write, 1 - Read */
#define ETH_SMI_OPCODE_WRITE 0 /* Completion of Read operation */
#define ETH_SMI_OPCODE_READ BIT26 /* Operation is in progress */
/* SDMA command status fields macros */
/* Tx & Rx descriptors status */
#define ETH_ERROR_SUMMARY (BIT0)
/* Tx & Rx descriptors command */
#define ETH_BUFFER_OWNED_BY_DMA (BIT31)
/* Tx descriptors status */
#define ETH_LC_ERROR (0 )
#define ETH_UR_ERROR (BIT1 )
#define ETH_RL_ERROR (BIT2 )
#define ETH_LLC_SNAP_FORMAT (BIT9 )
/* Rx descriptors status */
#define ETH_CRC_ERROR (0 )
#define ETH_OVERRUN_ERROR (BIT1 )
#define ETH_MAX_FRAME_LENGTH_ERROR (BIT2 )
#define ETH_RESOURCE_ERROR ((BIT2 | BIT1))
#define ETH_VLAN_TAGGED (BIT19)
#define ETH_BPDU_FRAME (BIT20)
#define ETH_TCP_FRAME_OVER_IP_V_4 (0 )
#define ETH_UDP_FRAME_OVER_IP_V_4 (BIT21)
#define ETH_OTHER_FRAME_TYPE (BIT22)
#define ETH_LAYER_2_IS_ETH_V_2 (BIT23)
#define ETH_FRAME_TYPE_IP_V_4 (BIT24)
#define ETH_FRAME_HEADER_OK (BIT25)
#define ETH_RX_LAST_DESC (BIT26)
#define ETH_RX_FIRST_DESC (BIT27)
#define ETH_UNKNOWN_DESTINATION_ADDR (BIT28)
#define ETH_RX_ENABLE_INTERRUPT (BIT29)
#define ETH_LAYER_4_CHECKSUM_OK (BIT30)
/* Rx descriptors byte count */
#define ETH_FRAME_FRAGMENTED (BIT2)
/* Tx descriptors command */
#define ETH_LAYER_4_CHECKSUM_FIRST_DESC (BIT10)
#define ETH_FRAME_SET_TO_VLAN (BIT15)
#define ETH_TCP_FRAME (0 )
#define ETH_UDP_FRAME (BIT16)
#define ETH_GEN_TCP_UDP_CHECKSUM (BIT17)
#define ETH_GEN_IP_V_4_CHECKSUM (BIT18)
#define ETH_ZERO_PADDING (BIT19)
#define ETH_TX_LAST_DESC (BIT20)
#define ETH_TX_FIRST_DESC (BIT21)
#define ETH_GEN_CRC (BIT22)
#define ETH_TX_ENABLE_INTERRUPT (BIT23)
#define ETH_AUTO_MODE (BIT30)
/* Address decode parameters */
/* Ethernet Base Address Register bits */
#define EBAR_TARGET_DRAM 0x00000000
#define EBAR_TARGET_DEVICE 0x00000001
#define EBAR_TARGET_CBS 0x00000002
#define EBAR_TARGET_PCI0 0x00000003
#define EBAR_TARGET_PCI1 0x00000004
#define EBAR_TARGET_CUNIT 0x00000005
#define EBAR_TARGET_AUNIT 0x00000006
#define EBAR_TARGET_GUNIT 0x00000007
/* Window attributes */
#define EBAR_ATTR_DRAM_CS0 0x00000E00
#define EBAR_ATTR_DRAM_CS1 0x00000D00
#define EBAR_ATTR_DRAM_CS2 0x00000B00
#define EBAR_ATTR_DRAM_CS3 0x00000700
/* DRAM Target interface */
#define EBAR_ATTR_DRAM_NO_CACHE_COHERENCY 0x00000000
#define EBAR_ATTR_DRAM_CACHE_COHERENCY_WT 0x00001000
#define EBAR_ATTR_DRAM_CACHE_COHERENCY_WB 0x00002000
/* Device Bus Target interface */
#define EBAR_ATTR_DEVICE_DEVCS0 0x00001E00
#define EBAR_ATTR_DEVICE_DEVCS1 0x00001D00
#define EBAR_ATTR_DEVICE_DEVCS2 0x00001B00
#define EBAR_ATTR_DEVICE_DEVCS3 0x00001700
#define EBAR_ATTR_DEVICE_BOOTCS3 0x00000F00
/* PCI Target interface */
#define EBAR_ATTR_PCI_BYTE_SWAP 0x00000000
#define EBAR_ATTR_PCI_NO_SWAP 0x00000100
#define EBAR_ATTR_PCI_BYTE_WORD_SWAP 0x00000200
#define EBAR_ATTR_PCI_WORD_SWAP 0x00000300
#define EBAR_ATTR_PCI_NO_SNOOP_NOT_ASSERT 0x00000000
#define EBAR_ATTR_PCI_NO_SNOOP_ASSERT 0x00000400
#define EBAR_ATTR_PCI_IO_SPACE 0x00000000
#define EBAR_ATTR_PCI_MEMORY_SPACE 0x00000800
#define EBAR_ATTR_PCI_REQ64_FORCE 0x00000000
#define EBAR_ATTR_PCI_REQ64_SIZE 0x00001000
/* CPU 60x bus or internal SRAM interface */
#define EBAR_ATTR_CBS_SRAM_BLOCK0 0x00000000
#define EBAR_ATTR_CBS_SRAM_BLOCK1 0x00000100
#define EBAR_ATTR_CBS_SRAM 0x00000000
#define EBAR_ATTR_CBS_CPU_BUS 0x00000800
/* Window access control */
#define EWIN_ACCESS_NOT_ALLOWED 0
#define EWIN_ACCESS_READ_ONLY BIT0
#define EWIN_ACCESS_FULL (BIT1 | BIT0)
#define EWIN0_ACCESS_MASK 0x0003
#define EWIN1_ACCESS_MASK 0x000C
#define EWIN2_ACCESS_MASK 0x0030
#define EWIN3_ACCESS_MASK 0x00C0
/* typedefs */
typedef enum _eth_port
{
ETH_0 = 0,
ETH_1 = 1,
ETH_2 = 2
}ETH_PORT;
typedef enum _eth_func_ret_status
{
ETH_OK, /* Returned as expected. */
ETH_ERROR, /* Fundamental error. */
ETH_RETRY, /* Could not process request. Try later. */
ETH_END_OF_JOB, /* Ring has nothing to process. */
ETH_QUEUE_FULL, /* Ring resource error. */
ETH_QUEUE_LAST_RESOURCE /* Ring resources about to exhaust. */
}ETH_FUNC_RET_STATUS;
typedef enum _eth_queue
{
ETH_Q0 = 0,
ETH_Q1 = 1,
ETH_Q2 = 2,
ETH_Q3 = 3,
ETH_Q4 = 4,
ETH_Q5 = 5,
ETH_Q6 = 6,
ETH_Q7 = 7
} ETH_QUEUE;
typedef enum _addr_win
{
ETH_WIN0,
ETH_WIN1,
ETH_WIN2,
ETH_WIN3,
ETH_WIN4,
ETH_WIN5
} ETH_ADDR_WIN;
typedef enum _eth_target
{
ETH_TARGET_DRAM ,
ETH_TARGET_DEVICE,
ETH_TARGET_CBS ,
ETH_TARGET_PCI0 ,
ETH_TARGET_PCI1
}ETH_TARGET;
typedef struct _eth_rx_desc
{
unsigned short byte_cnt ; /* Descriptor buffer byte count */
unsigned short buf_size ; /* Buffer size */
unsigned int cmd_sts ; /* Descriptor command status */
unsigned int next_desc_ptr; /* Next descriptor pointer */
unsigned int buf_ptr ; /* Descriptor buffer pointer */
unsigned int return_info ; /* User resource return information */
} ETH_RX_DESC;
typedef struct _eth_tx_desc
{
unsigned short byte_cnt ; /* Descriptor buffer byte count */
unsigned short l4i_chk ; /* CPU provided TCP Checksum */
unsigned int cmd_sts ; /* Descriptor command status */
unsigned int next_desc_ptr; /* Next descriptor pointer */
unsigned int buf_ptr ; /* Descriptor buffer pointer */
unsigned int return_info ; /* User resource return information */
} ETH_TX_DESC;
/* Unified struct for Rx and Tx operations. The user is not required to */
/* be familier with neither Tx nor Rx descriptors. */
typedef struct _pkt_info
{
unsigned short byte_cnt ; /* Descriptor buffer byte count */
unsigned short l4i_chk ; /* Tx CPU provided TCP Checksum */
unsigned int cmd_sts ; /* Descriptor command status */
unsigned int buf_ptr ; /* Descriptor buffer pointer */
unsigned int return_info ; /* User resource return information */
} PKT_INFO;
typedef struct _eth_win_param
{
ETH_ADDR_WIN win; /* Window number. See ETH_ADDR_WIN enum */
ETH_TARGET target; /* System targets. See ETH_TARGET enum */
unsigned short attributes; /* BAR attributes. See above macros. */
unsigned int base_addr; /* Window base address in unsigned int form */
unsigned int high_addr; /* Window high address in unsigned int form */
unsigned int size; /* Size in MBytes. Must be % 64Kbyte. */
bool enable; /* Enable/disable access to the window. */
unsigned short access_ctrl; /* Access ctrl register. see above macros */
} ETH_WIN_PARAM;
/* Ethernet port specific infomation */
typedef struct _eth_port_ctrl
{
ETH_PORT port_num; /* User Ethernet port number */
int port_phy_addr; /* User phy address of Ethrnet port */
unsigned char port_mac_addr[6]; /* User defined port MAC address. */
unsigned int port_config; /* User port configuration value */
unsigned int port_config_extend; /* User port config extend value */
unsigned int port_sdma_config; /* User port SDMA config value */
unsigned int port_serial_control; /* User port serial control value */
unsigned int port_tx_queue_command; /* Port active Tx queues summary */
unsigned int port_rx_queue_command; /* Port active Rx queues summary */
/* User function to cast virtual address to CPU bus address */
unsigned int (*port_virt_to_phys)(unsigned int addr);
/* User scratch pad for user specific data structures */
void *port_private;
bool rx_resource_err[MAX_RX_QUEUE_NUM]; /* Rx ring resource error flag */
bool tx_resource_err[MAX_TX_QUEUE_NUM]; /* Tx ring resource error flag */
/* Tx/Rx rings managment indexes fields. For driver use */
/* Next available Rx resource */
volatile ETH_RX_DESC *p_rx_curr_desc_q[MAX_RX_QUEUE_NUM];
/* Returning Rx resource */
volatile ETH_RX_DESC *p_rx_used_desc_q[MAX_RX_QUEUE_NUM];
/* Next available Tx resource */
volatile ETH_TX_DESC *p_tx_curr_desc_q[MAX_TX_QUEUE_NUM];
/* Returning Tx resource */
volatile ETH_TX_DESC *p_tx_used_desc_q[MAX_TX_QUEUE_NUM];
/* An extra Tx index to support transmit of multiple buffers per packet */
volatile ETH_TX_DESC *p_tx_first_desc_q[MAX_TX_QUEUE_NUM];
/* Tx/Rx rings size and base variables fields. For driver use */
volatile ETH_RX_DESC *p_rx_desc_area_base[MAX_RX_QUEUE_NUM];
unsigned int rx_desc_area_size[MAX_RX_QUEUE_NUM];
char *p_rx_buffer_base[MAX_RX_QUEUE_NUM];
volatile ETH_TX_DESC *p_tx_desc_area_base[MAX_TX_QUEUE_NUM];
unsigned int tx_desc_area_size[MAX_TX_QUEUE_NUM];
char *p_tx_buffer_base[MAX_TX_QUEUE_NUM];
} ETH_PORT_INFO;
/* ethernet.h API list */
/* Port operation control routines */
static void eth_port_init (ETH_PORT_INFO *p_eth_port_ctrl);
static void eth_port_reset(ETH_PORT eth_port_num);
static bool eth_port_start(ETH_PORT_INFO *p_eth_port_ctrl);
/* Port MAC address routines */
static void eth_port_uc_addr_set (ETH_PORT eth_port_num,
unsigned char *p_addr,
ETH_QUEUE queue);
#if 0 /* FIXME */
static void eth_port_mc_addr (ETH_PORT eth_port_num,
unsigned char *p_addr,
ETH_QUEUE queue,
int option);
#endif
/* PHY and MIB routines */
static bool ethernet_phy_reset(ETH_PORT eth_port_num);
static bool eth_port_write_smi_reg(ETH_PORT eth_port_num,
unsigned int phy_reg,
unsigned int value);
static bool eth_port_read_smi_reg(ETH_PORT eth_port_num,
unsigned int phy_reg,
unsigned int* value);
static void eth_clear_mib_counters(ETH_PORT eth_port_num);
/* Port data flow control routines */
static ETH_FUNC_RET_STATUS eth_port_send (ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE tx_queue,
PKT_INFO *p_pkt_info);
static ETH_FUNC_RET_STATUS eth_tx_return_desc(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE tx_queue,
PKT_INFO *p_pkt_info);
static ETH_FUNC_RET_STATUS eth_port_receive (ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE rx_queue,
PKT_INFO *p_pkt_info);
static ETH_FUNC_RET_STATUS eth_rx_return_buff(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE rx_queue,
PKT_INFO *p_pkt_info);
static bool ether_init_tx_desc_ring(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE tx_queue,
int tx_desc_num,
int tx_buff_size,
unsigned int tx_desc_base_addr,
unsigned int tx_buff_base_addr);
static bool ether_init_rx_desc_ring(ETH_PORT_INFO *p_eth_port_ctrl,
ETH_QUEUE rx_queue,
int rx_desc_num,
int rx_buff_size,
unsigned int rx_desc_base_addr,
unsigned int rx_buff_base_addr);
#endif /* MV64460_ETH_ */

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/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
/* PCI.c - PCI functions */
#include <common.h>
#include <pci.h>
#include "../include/pci.h"
#undef DEBUG
#undef IDE_SET_NATIVE_MODE
static unsigned int local_buses[] = { 0, 0 };
static const unsigned char pci_irq_swizzle[2][PCI_MAX_DEVICES] = {
{0, 0, 0, 0, 0, 0, 0, 27, 27, [9 ... PCI_MAX_DEVICES - 1] = 0 },
{0, 0, 0, 0, 0, 0, 0, 29, 29, [9 ... PCI_MAX_DEVICES - 1] = 0 },
};
#ifdef DEBUG
static const unsigned int pci_bus_list[] = { PCI_0_MODE, PCI_1_MODE };
static void gt_pci_bus_mode_display (PCI_HOST host)
{
unsigned int mode;
mode = (GTREGREAD (pci_bus_list[host]) & (BIT4 | BIT5)) >> 4;
switch (mode) {
case 0:
printf ("PCI %d bus mode: Conventional PCI\n", host);
break;
case 1:
printf ("PCI %d bus mode: 66 MHz PCIX\n", host);
break;
case 2:
printf ("PCI %d bus mode: 100 MHz PCIX\n", host);
break;
case 3:
printf ("PCI %d bus mode: 133 MHz PCIX\n", host);
break;
default:
printf ("Unknown BUS %d\n", mode);
}
}
#endif
static const unsigned int pci_p2p_configuration_reg[] = {
PCI_0P2P_CONFIGURATION, PCI_1P2P_CONFIGURATION
};
static const unsigned int pci_configuration_address[] = {
PCI_0CONFIGURATION_ADDRESS, PCI_1CONFIGURATION_ADDRESS
};
static const unsigned int pci_configuration_data[] = {
PCI_0CONFIGURATION_DATA_VIRTUAL_REGISTER,
PCI_1CONFIGURATION_DATA_VIRTUAL_REGISTER
};
static const unsigned int pci_error_cause_reg[] = {
PCI_0ERROR_CAUSE, PCI_1ERROR_CAUSE
};
static const unsigned int pci_arbiter_control[] = {
PCI_0ARBITER_CONTROL, PCI_1ARBITER_CONTROL
};
static const unsigned int pci_address_space_en[] = {
PCI_0_BASE_ADDR_REG_ENABLE, PCI_1_BASE_ADDR_REG_ENABLE
};
static const unsigned int pci_snoop_control_base_0_low[] = {
PCI_0SNOOP_CONTROL_BASE_0_LOW, PCI_1SNOOP_CONTROL_BASE_0_LOW
};
static const unsigned int pci_snoop_control_top_0[] = {
PCI_0SNOOP_CONTROL_TOP_0, PCI_1SNOOP_CONTROL_TOP_0
};
static const unsigned int pci_access_control_base_0_low[] = {
PCI_0ACCESS_CONTROL_BASE_0_LOW, PCI_1ACCESS_CONTROL_BASE_0_LOW
};
static const unsigned int pci_access_control_top_0[] = {
PCI_0ACCESS_CONTROL_TOP_0, PCI_1ACCESS_CONTROL_TOP_0
};
static const unsigned int pci_scs_bank_size[2][4] = {
{PCI_0SCS_0_BANK_SIZE, PCI_0SCS_1_BANK_SIZE,
PCI_0SCS_2_BANK_SIZE, PCI_0SCS_3_BANK_SIZE},
{PCI_1SCS_0_BANK_SIZE, PCI_1SCS_1_BANK_SIZE,
PCI_1SCS_2_BANK_SIZE, PCI_1SCS_3_BANK_SIZE}
};
static const unsigned int pci_p2p_configuration[] = {
PCI_0P2P_CONFIGURATION, PCI_1P2P_CONFIGURATION
};
/********************************************************************
* pciWriteConfigReg - Write to a PCI configuration register
* - Make sure the GT is configured as a master before writing
* to another device on the PCI.
* - The function takes care of Big/Little endian conversion.
*
*
* Inputs: unsigned int regOffset: The register offset as it apears in the GT spec
* (or any other PCI device spec)
* pciDevNum: The device number needs to be addressed.
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|00|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
*********************************************************************/
void pciWriteConfigReg (PCI_HOST host, unsigned int regOffset,
unsigned int pciDevNum, unsigned int data)
{
volatile unsigned int DataForAddrReg;
unsigned int functionNum;
unsigned int busNum = 0;
unsigned int addr;
if (pciDevNum > 32) /* illegal device Number */
return;
if (pciDevNum == SELF) { /* configure our configuration space. */
pciDevNum =
(GTREGREAD (pci_p2p_configuration_reg[host]) >> 24) &
0x1f;
busNum = GTREGREAD (pci_p2p_configuration_reg[host]) &
0xff0000;
}
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xfc;
DataForAddrReg =
(regOffset | pciDevNum | functionNum | busNum) | BIT31;
GT_REG_WRITE (pci_configuration_address[host], DataForAddrReg);
GT_REG_READ (pci_configuration_address[host], &addr);
if (addr != DataForAddrReg)
return;
GT_REG_WRITE (pci_configuration_data[host], data);
}
/********************************************************************
* pciReadConfigReg - Read from a PCI0 configuration register
* - Make sure the GT is configured as a master before reading
* from another device on the PCI.
* - The function takes care of Big/Little endian conversion.
* INPUTS: regOffset: The register offset as it apears in the GT spec (or PCI
* spec)
* pciDevNum: The device number needs to be addressed.
* RETURNS: data , if the data == 0xffffffff check the master abort bit in the
* cause register to make sure the data is valid
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|00|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
*********************************************************************/
unsigned int pciReadConfigReg (PCI_HOST host, unsigned int regOffset,
unsigned int pciDevNum)
{
volatile unsigned int DataForAddrReg;
unsigned int data;
unsigned int functionNum;
unsigned int busNum = 0;
if (pciDevNum > 32) /* illegal device Number */
return 0xffffffff;
if (pciDevNum == SELF) { /* configure our configuration space. */
pciDevNum =
(GTREGREAD (pci_p2p_configuration_reg[host]) >> 24) &
0x1f;
busNum = GTREGREAD (pci_p2p_configuration_reg[host]) &
0xff0000;
}
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xfc;
DataForAddrReg =
(regOffset | pciDevNum | functionNum | busNum) | BIT31;
GT_REG_WRITE (pci_configuration_address[host], DataForAddrReg);
GT_REG_READ (pci_configuration_address[host], &data);
if (data != DataForAddrReg)
return 0xffffffff;
GT_REG_READ (pci_configuration_data[host], &data);
return data;
}
/********************************************************************
* pciOverBridgeWriteConfigReg - Write to a PCI configuration register where
* the agent is placed on another Bus. For more
* information read P2P in the PCI spec.
*
* Inputs: unsigned int regOffset - The register offset as it apears in the
* GT spec (or any other PCI device spec).
* unsigned int pciDevNum - The device number needs to be addressed.
* unsigned int busNum - On which bus does the Target agent connect
* to.
* unsigned int data - data to be written.
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|01|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
* The configuration Address is configure as type-I (bits[1:0] = '01') due to
* PCI spec referring to P2P.
*
*********************************************************************/
void pciOverBridgeWriteConfigReg (PCI_HOST host,
unsigned int regOffset,
unsigned int pciDevNum,
unsigned int busNum, unsigned int data)
{
unsigned int DataForReg;
unsigned int functionNum;
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xff;
busNum = busNum << 16;
if (pciDevNum == SELF) { /* This board */
DataForReg = (regOffset | pciDevNum | functionNum) | BIT0;
} else {
DataForReg = (regOffset | pciDevNum | functionNum | busNum) |
BIT31 | BIT0;
}
GT_REG_WRITE (pci_configuration_address[host], DataForReg);
GT_REG_WRITE (pci_configuration_data[host], data);
}
/********************************************************************
* pciOverBridgeReadConfigReg - Read from a PCIn configuration register where
* the agent target locate on another PCI bus.
* - Make sure the GT is configured as a master
* before reading from another device on the PCI.
* - The function takes care of Big/Little endian
* conversion.
* INPUTS: regOffset: The register offset as it apears in the GT spec (or PCI
* spec). (configuration register offset.)
* pciDevNum: The device number needs to be addressed.
* busNum: the Bus number where the agent is place.
* RETURNS: data , if the data == 0xffffffff check the master abort bit in the
* cause register to make sure the data is valid
*
* Configuration Address 0xCF8:
*
* 31 30 24 23 16 15 11 10 8 7 2 0 <=bit Number
* |congif|Reserved| Bus |Device|Function|Register|01|
* |Enable| |Number|Number| Number | Number | | <=field Name
*
*********************************************************************/
unsigned int pciOverBridgeReadConfigReg (PCI_HOST host,
unsigned int regOffset,
unsigned int pciDevNum,
unsigned int busNum)
{
unsigned int DataForReg;
unsigned int data;
unsigned int functionNum;
functionNum = regOffset & 0x00000700;
pciDevNum = pciDevNum << 11;
regOffset = regOffset & 0xff;
busNum = busNum << 16;
if (pciDevNum == SELF) { /* This board */
DataForReg = (regOffset | pciDevNum | functionNum) | BIT31;
} else { /* agent on another bus */
DataForReg = (regOffset | pciDevNum | functionNum | busNum) |
BIT0 | BIT31;
}
GT_REG_WRITE (pci_configuration_address[host], DataForReg);
GT_REG_READ (pci_configuration_data[host], &data);
return data;
}
/********************************************************************
* pciGetRegOffset - Gets the register offset for this region config.
*
* INPUT: Bus, Region - The bus and region we ask for its base address.
* OUTPUT: N/A
* RETURNS: PCI register base address
*********************************************************************/
static unsigned int pciGetRegOffset (PCI_HOST host, PCI_REGION region)
{
switch (host) {
case PCI_HOST0:
switch (region) {
case PCI_IO:
return PCI_0I_O_LOW_DECODE_ADDRESS;
case PCI_REGION0:
return PCI_0MEMORY0_LOW_DECODE_ADDRESS;
case PCI_REGION1:
return PCI_0MEMORY1_LOW_DECODE_ADDRESS;
case PCI_REGION2:
return PCI_0MEMORY2_LOW_DECODE_ADDRESS;
case PCI_REGION3:
return PCI_0MEMORY3_LOW_DECODE_ADDRESS;
}
case PCI_HOST1:
switch (region) {
case PCI_IO:
return PCI_1I_O_LOW_DECODE_ADDRESS;
case PCI_REGION0:
return PCI_1MEMORY0_LOW_DECODE_ADDRESS;
case PCI_REGION1:
return PCI_1MEMORY1_LOW_DECODE_ADDRESS;
case PCI_REGION2:
return PCI_1MEMORY2_LOW_DECODE_ADDRESS;
case PCI_REGION3:
return PCI_1MEMORY3_LOW_DECODE_ADDRESS;
}
}
return PCI_0MEMORY0_LOW_DECODE_ADDRESS;
}
static unsigned int pciGetRemapOffset (PCI_HOST host, PCI_REGION region)
{
switch (host) {
case PCI_HOST0:
switch (region) {
case PCI_IO:
return PCI_0I_O_ADDRESS_REMAP;
case PCI_REGION0:
return PCI_0MEMORY0_ADDRESS_REMAP;
case PCI_REGION1:
return PCI_0MEMORY1_ADDRESS_REMAP;
case PCI_REGION2:
return PCI_0MEMORY2_ADDRESS_REMAP;
case PCI_REGION3:
return PCI_0MEMORY3_ADDRESS_REMAP;
}
case PCI_HOST1:
switch (region) {
case PCI_IO:
return PCI_1I_O_ADDRESS_REMAP;
case PCI_REGION0:
return PCI_1MEMORY0_ADDRESS_REMAP;
case PCI_REGION1:
return PCI_1MEMORY1_ADDRESS_REMAP;
case PCI_REGION2:
return PCI_1MEMORY2_ADDRESS_REMAP;
case PCI_REGION3:
return PCI_1MEMORY3_ADDRESS_REMAP;
}
}
return PCI_0MEMORY0_ADDRESS_REMAP;
}
/********************************************************************
* pciGetBaseAddress - Gets the base address of a PCI.
* - If the PCI size is 0 then this base address has no meaning!!!
*
*
* INPUT: Bus, Region - The bus and region we ask for its base address.
* OUTPUT: N/A
* RETURNS: PCI base address.
*********************************************************************/
unsigned int pciGetBaseAddress (PCI_HOST host, PCI_REGION region)
{
unsigned int regBase;
unsigned int regEnd;
unsigned int regOffset = pciGetRegOffset (host, region);
GT_REG_READ (regOffset, &regBase);
GT_REG_READ (regOffset + 8, &regEnd);
if (regEnd <= regBase)
return 0xffffffff; /* ERROR !!! */
regBase = regBase << 16;
return regBase;
}
bool pciMapSpace (PCI_HOST host, PCI_REGION region, unsigned int remapBase,
unsigned int bankBase, unsigned int bankLength)
{
unsigned int low = 0xfff;
unsigned int high = 0x0;
unsigned int regOffset = pciGetRegOffset (host, region);
unsigned int remapOffset = pciGetRemapOffset (host, region);
if (bankLength != 0) {
low = (bankBase >> 16) & 0xffff;
high = ((bankBase + bankLength) >> 16) - 1;
}
GT_REG_WRITE (regOffset, low | (1 << 24)); /* no swapping */
GT_REG_WRITE (regOffset + 8, high);
if (bankLength != 0) { /* must do AFTER writing maps */
GT_REG_WRITE (remapOffset, remapBase >> 16); /* sorry, 32 bits only.
dont support upper 32
in this driver */
}
return true;
}
unsigned int pciGetSpaceBase (PCI_HOST host, PCI_REGION region)
{
unsigned int low;
unsigned int regOffset = pciGetRegOffset (host, region);
GT_REG_READ (regOffset, &low);
return (low & 0xffff) << 16;
}
unsigned int pciGetSpaceSize (PCI_HOST host, PCI_REGION region)
{
unsigned int low, high;
unsigned int regOffset = pciGetRegOffset (host, region);
GT_REG_READ (regOffset, &low);
GT_REG_READ (regOffset + 8, &high);
return ((high & 0xffff) + 1) << 16;
}
/* ronen - 7/Dec/03*/
/********************************************************************
* gtPciDisable/EnableInternalBAR - This function enable/disable PCI BARS.
* Inputs: one of the PCI BAR
*********************************************************************/
void gtPciEnableInternalBAR (PCI_HOST host, PCI_INTERNAL_BAR pciBAR)
{
RESET_REG_BITS (pci_address_space_en[host], BIT0 << pciBAR);
}
void gtPciDisableInternalBAR (PCI_HOST host, PCI_INTERNAL_BAR pciBAR)
{
SET_REG_BITS (pci_address_space_en[host], BIT0 << pciBAR);
}
/********************************************************************
* pciMapMemoryBank - Maps PCI_host memory bank "bank" for the slave.
*
* Inputs: base and size of PCI SCS
*********************************************************************/
void pciMapMemoryBank (PCI_HOST host, MEMORY_BANK bank,
unsigned int pciDramBase, unsigned int pciDramSize)
{
/*ronen different function for 3rd bank. */
unsigned int offset = (bank < 2) ? bank * 8 : 0x100 + (bank - 2) * 8;
pciDramBase = pciDramBase & 0xfffff000;
pciDramBase = pciDramBase | (pciReadConfigReg (host,
PCI_SCS_0_BASE_ADDRESS
+ offset,
SELF) & 0x00000fff);
pciWriteConfigReg (host, PCI_SCS_0_BASE_ADDRESS + offset, SELF,
pciDramBase);
if (pciDramSize == 0)
pciDramSize++;
GT_REG_WRITE (pci_scs_bank_size[host][bank], pciDramSize - 1);
gtPciEnableInternalBAR (host, bank);
}
/********************************************************************
* pciSetRegionFeatures - This function modifys one of the 8 regions with
* feature bits given as an input.
* - Be advised to check the spec before modifying them.
* Inputs: PCI_PROTECT_REGION region - one of the eight regions.
* unsigned int features - See file: pci.h there are defintion for those
* region features.
* unsigned int baseAddress - The region base Address.
* unsigned int topAddress - The region top Address.
* Returns: false if one of the parameters is erroneous true otherwise.
*********************************************************************/
bool pciSetRegionFeatures (PCI_HOST host, PCI_ACCESS_REGIONS region,
unsigned int features, unsigned int baseAddress,
unsigned int regionLength)
{
unsigned int accessLow;
unsigned int accessHigh;
unsigned int accessTop = baseAddress + regionLength;
if (regionLength == 0) { /* close the region. */
pciDisableAccessRegion (host, region);
return true;
}
/* base Address is store is bits [11:0] */
accessLow = (baseAddress & 0xfff00000) >> 20;
/* All the features are update according to the defines in pci.h (to be on
the safe side we disable bits: [11:0] */
accessLow = accessLow | (features & 0xfffff000);
/* write to the Low Access Region register */
GT_REG_WRITE (pci_access_control_base_0_low[host] + 0x10 * region,
accessLow);
accessHigh = (accessTop & 0xfff00000) >> 20;
/* write to the High Access Region register */
GT_REG_WRITE (pci_access_control_top_0[host] + 0x10 * region,
accessHigh - 1);
return true;
}
/********************************************************************
* pciDisableAccessRegion - Disable The given Region by writing MAX size
* to its low Address and MIN size to its high Address.
*
* Inputs: PCI_ACCESS_REGIONS region - The region we to be Disabled.
* Returns: N/A.
*********************************************************************/
void pciDisableAccessRegion (PCI_HOST host, PCI_ACCESS_REGIONS region)
{
/* writing back the registers default values. */
GT_REG_WRITE (pci_access_control_base_0_low[host] + 0x10 * region,
0x01001fff);
GT_REG_WRITE (pci_access_control_top_0[host] + 0x10 * region, 0);
}
/********************************************************************
* pciArbiterEnable - Enables PCI-0`s Arbitration mechanism.
*
* Inputs: N/A
* Returns: true.
*********************************************************************/
bool pciArbiterEnable (PCI_HOST host)
{
unsigned int regData;
GT_REG_READ (pci_arbiter_control[host], &regData);
GT_REG_WRITE (pci_arbiter_control[host], regData | BIT31);
return true;
}
/********************************************************************
* pciArbiterDisable - Disable PCI-0`s Arbitration mechanism.
*
* Inputs: N/A
* Returns: true
*********************************************************************/
bool pciArbiterDisable (PCI_HOST host)
{
unsigned int regData;
GT_REG_READ (pci_arbiter_control[host], &regData);
GT_REG_WRITE (pci_arbiter_control[host], regData & 0x7fffffff);
return true;
}
/********************************************************************
* pciSetArbiterAgentsPriority - Priority setup for the PCI agents (Hi or Low)
*
* Inputs: PCI_AGENT_PRIO internalAgent - priotity for internal agent.
* PCI_AGENT_PRIO externalAgent0 - priotity for external#0 agent.
* PCI_AGENT_PRIO externalAgent1 - priotity for external#1 agent.
* PCI_AGENT_PRIO externalAgent2 - priotity for external#2 agent.
* PCI_AGENT_PRIO externalAgent3 - priotity for external#3 agent.
* PCI_AGENT_PRIO externalAgent4 - priotity for external#4 agent.
* PCI_AGENT_PRIO externalAgent5 - priotity for external#5 agent.
* Returns: true
*********************************************************************/
bool pciSetArbiterAgentsPriority (PCI_HOST host, PCI_AGENT_PRIO internalAgent,
PCI_AGENT_PRIO externalAgent0,
PCI_AGENT_PRIO externalAgent1,
PCI_AGENT_PRIO externalAgent2,
PCI_AGENT_PRIO externalAgent3,
PCI_AGENT_PRIO externalAgent4,
PCI_AGENT_PRIO externalAgent5)
{
unsigned int regData;
unsigned int writeData;
GT_REG_READ (pci_arbiter_control[host], &regData);
writeData = (internalAgent << 7) + (externalAgent0 << 8) +
(externalAgent1 << 9) + (externalAgent2 << 10) +
(externalAgent3 << 11) + (externalAgent4 << 12) +
(externalAgent5 << 13);
regData = (regData & 0xffffc07f) | writeData;
GT_REG_WRITE (pci_arbiter_control[host], regData & regData);
return true;
}
/********************************************************************
* pciParkingDisable - Park on last option disable, with this function you can
* disable the park on last mechanism for each agent.
* disabling this option for all agents results parking
* on the internal master.
*
* Inputs: PCI_AGENT_PARK internalAgent - parking Disable for internal agent.
* PCI_AGENT_PARK externalAgent0 - parking Disable for external#0 agent.
* PCI_AGENT_PARK externalAgent1 - parking Disable for external#1 agent.
* PCI_AGENT_PARK externalAgent2 - parking Disable for external#2 agent.
* PCI_AGENT_PARK externalAgent3 - parking Disable for external#3 agent.
* PCI_AGENT_PARK externalAgent4 - parking Disable for external#4 agent.
* PCI_AGENT_PARK externalAgent5 - parking Disable for external#5 agent.
* Returns: true
*********************************************************************/
bool pciParkingDisable (PCI_HOST host, PCI_AGENT_PARK internalAgent,
PCI_AGENT_PARK externalAgent0,
PCI_AGENT_PARK externalAgent1,
PCI_AGENT_PARK externalAgent2,
PCI_AGENT_PARK externalAgent3,
PCI_AGENT_PARK externalAgent4,
PCI_AGENT_PARK externalAgent5)
{
unsigned int regData;
unsigned int writeData;
GT_REG_READ (pci_arbiter_control[host], &regData);
writeData = (internalAgent << 14) + (externalAgent0 << 15) +
(externalAgent1 << 16) + (externalAgent2 << 17) +
(externalAgent3 << 18) + (externalAgent4 << 19) +
(externalAgent5 << 20);
regData = (regData & ~(0x7f << 14)) | writeData;
GT_REG_WRITE (pci_arbiter_control[host], regData);
return true;
}
/********************************************************************
* pciEnableBrokenAgentDetection - A master is said to be broken if it fails to
* respond to grant assertion within a window specified in
* the input value: 'brokenValue'.
*
* Inputs: unsigned char brokenValue - A value which limits the Master to hold the
* grant without asserting frame.
* Returns: Error for illegal broken value otherwise true.
*********************************************************************/
bool pciEnableBrokenAgentDetection (PCI_HOST host, unsigned char brokenValue)
{
unsigned int data;
unsigned int regData;
if (brokenValue > 0xf)
return false; /* brokenValue must be 4 bit */
data = brokenValue << 3;
GT_REG_READ (pci_arbiter_control[host], &regData);
regData = (regData & 0xffffff87) | data;
GT_REG_WRITE (pci_arbiter_control[host], regData | BIT1);
return true;
}
/********************************************************************
* pciDisableBrokenAgentDetection - This function disable the Broken agent
* Detection mechanism.
* NOTE: This operation may cause a dead lock on the
* pci0 arbitration.
*
* Inputs: N/A
* Returns: true.
*********************************************************************/
bool pciDisableBrokenAgentDetection (PCI_HOST host)
{
unsigned int regData;
GT_REG_READ (pci_arbiter_control[host], &regData);
regData = regData & 0xfffffffd;
GT_REG_WRITE (pci_arbiter_control[host], regData);
return true;
}
/********************************************************************
* pciP2PConfig - This function set the PCI_n P2P configurate.
* For more information on the P2P read PCI spec.
*
* Inputs: unsigned int SecondBusLow - Secondery PCI interface Bus Range Lower
* Boundry.
* unsigned int SecondBusHigh - Secondry PCI interface Bus Range upper
* Boundry.
* unsigned int busNum - The CPI bus number to which the PCI interface
* is connected.
* unsigned int devNum - The PCI interface's device number.
*
* Returns: true.
*********************************************************************/
bool pciP2PConfig (PCI_HOST host, unsigned int SecondBusLow,
unsigned int SecondBusHigh,
unsigned int busNum, unsigned int devNum)
{
unsigned int regData;
regData = (SecondBusLow & 0xff) | ((SecondBusHigh & 0xff) << 8) |
((busNum & 0xff) << 16) | ((devNum & 0x1f) << 24);
GT_REG_WRITE (pci_p2p_configuration[host], regData);
return true;
}
/********************************************************************
* pciSetRegionSnoopMode - This function modifys one of the 4 regions which
* supports Cache Coherency in the PCI_n interface.
* Inputs: region - One of the four regions.
* snoopType - There is four optional Types:
* 1. No Snoop.
* 2. Snoop to WT region.
* 3. Snoop to WB region.
* 4. Snoop & Invalidate to WB region.
* baseAddress - Base Address of this region.
* regionLength - Region length.
* Returns: false if one of the parameters is wrong otherwise return true.
*********************************************************************/
bool pciSetRegionSnoopMode (PCI_HOST host, PCI_SNOOP_REGION region,
PCI_SNOOP_TYPE snoopType,
unsigned int baseAddress,
unsigned int regionLength)
{
unsigned int snoopXbaseAddress;
unsigned int snoopXtopAddress;
unsigned int data;
unsigned int snoopHigh = baseAddress + regionLength;
if ((region > PCI_SNOOP_REGION3) || (snoopType > PCI_SNOOP_WB))
return false;
snoopXbaseAddress =
pci_snoop_control_base_0_low[host] + 0x10 * region;
snoopXtopAddress = pci_snoop_control_top_0[host] + 0x10 * region;
if (regionLength == 0) { /* closing the region */
GT_REG_WRITE (snoopXbaseAddress, 0x0000ffff);
GT_REG_WRITE (snoopXtopAddress, 0);
return true;
}
baseAddress = baseAddress & 0xfff00000; /* Granularity of 1MByte */
data = (baseAddress >> 20) | snoopType << 12;
GT_REG_WRITE (snoopXbaseAddress, data);
snoopHigh = (snoopHigh & 0xfff00000) >> 20;
GT_REG_WRITE (snoopXtopAddress, snoopHigh - 1);
return true;
}
static int gt_read_config_dword (struct pci_controller *hose,
pci_dev_t dev, int offset, u32 * value)
{
int bus = PCI_BUS (dev);
if ((bus == local_buses[0]) || (bus == local_buses[1])) {
*value = pciReadConfigReg ((PCI_HOST) hose->cfg_addr, offset,
PCI_DEV (dev));
} else {
*value = pciOverBridgeReadConfigReg ((PCI_HOST) hose->
cfg_addr, offset,
PCI_DEV (dev), bus);
}
return 0;
}
static int gt_write_config_dword (struct pci_controller *hose,
pci_dev_t dev, int offset, u32 value)
{
int bus = PCI_BUS (dev);
if ((bus == local_buses[0]) || (bus == local_buses[1])) {
pciWriteConfigReg ((PCI_HOST) hose->cfg_addr, offset,
PCI_DEV (dev), value);
} else {
pciOverBridgeWriteConfigReg ((PCI_HOST) hose->cfg_addr,
offset, PCI_DEV (dev), bus,
value);
}
return 0;
}
static void gt_setup_ide (struct pci_controller *hose,
pci_dev_t dev, struct pci_config_table *entry)
{
static const int ide_bar[] = { 8, 4, 8, 4, 0, 0 };
u32 bar_response, bar_value;
int bar;
for (bar = 0; bar < 6; bar++) {
/*ronen different function for 3rd bank. */
unsigned int offset =
(bar < 2) ? bar * 8 : 0x100 + (bar - 2) * 8;
pci_write_config_dword (dev, PCI_BASE_ADDRESS_0 + offset,
0x0);
pci_read_config_dword (dev, PCI_BASE_ADDRESS_0 + offset,
&bar_response);
pciauto_region_allocate (bar_response &
PCI_BASE_ADDRESS_SPACE_IO ? hose->
pci_io : hose->pci_mem, ide_bar[bar],
&bar_value);
pci_write_config_dword (dev, PCI_BASE_ADDRESS_0 + bar * 4,
bar_value);
}
}
/* TODO BJW: Change this for DB64360. This was pulled from the EV64260 */
/* and is curently not called *. */
#if 0
static void gt_fixup_irq (struct pci_controller *hose, pci_dev_t dev)
{
unsigned char pin, irq;
pci_read_config_byte (dev, PCI_INTERRUPT_PIN, &pin);
if (pin == 1) { /* only allow INT A */
irq = pci_irq_swizzle[(PCI_HOST) hose->
cfg_addr][PCI_DEV (dev)];
if (irq)
pci_write_config_byte (dev, PCI_INTERRUPT_LINE, irq);
}
}
#endif
struct pci_config_table gt_config_table[] = {
{PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE,
PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, gt_setup_ide},
{}
};
struct pci_controller pci0_hose = {
/* fixup_irq: gt_fixup_irq, */
config_table:gt_config_table,
};
struct pci_controller pci1_hose = {
/* fixup_irq: gt_fixup_irq, */
config_table:gt_config_table,
};
void pci_init_board (void)
{
unsigned int command;
#ifdef DEBUG
gt_pci_bus_mode_display (PCI_HOST0);
#endif
pci0_hose.first_busno = 0;
pci0_hose.last_busno = 0xff;
local_buses[0] = pci0_hose.first_busno;
/* PCI memory space */
pci_set_region (pci0_hose.regions + 0,
CONFIG_SYS_PCI0_0_MEM_SPACE,
CONFIG_SYS_PCI0_0_MEM_SPACE,
CONFIG_SYS_PCI0_MEM_SIZE, PCI_REGION_MEM);
/* PCI I/O space */
pci_set_region (pci0_hose.regions + 1,
CONFIG_SYS_PCI0_IO_SPACE_PCI,
CONFIG_SYS_PCI0_IO_SPACE, CONFIG_SYS_PCI0_IO_SIZE, PCI_REGION_IO);
pci_set_ops (&pci0_hose,
pci_hose_read_config_byte_via_dword,
pci_hose_read_config_word_via_dword,
gt_read_config_dword,
pci_hose_write_config_byte_via_dword,
pci_hose_write_config_word_via_dword,
gt_write_config_dword);
pci0_hose.region_count = 2;
pci0_hose.cfg_addr = (unsigned int *) PCI_HOST0;
pci_register_hose (&pci0_hose);
pciArbiterEnable (PCI_HOST0);
pciParkingDisable (PCI_HOST0, 1, 1, 1, 1, 1, 1, 1);
command = pciReadConfigReg (PCI_HOST0, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MASTER;
pciWriteConfigReg (PCI_HOST0, PCI_COMMAND, SELF, command);
command = pciReadConfigReg (PCI_HOST0, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MEMORY;
pciWriteConfigReg (PCI_HOST0, PCI_COMMAND, SELF, command);
pci0_hose.last_busno = pci_hose_scan (&pci0_hose);
#ifdef DEBUG
gt_pci_bus_mode_display (PCI_HOST1);
#endif
pci1_hose.first_busno = pci0_hose.last_busno + 1;
pci1_hose.last_busno = 0xff;
pci1_hose.current_busno = pci1_hose.first_busno;
local_buses[1] = pci1_hose.first_busno;
/* PCI memory space */
pci_set_region (pci1_hose.regions + 0,
CONFIG_SYS_PCI1_0_MEM_SPACE,
CONFIG_SYS_PCI1_0_MEM_SPACE,
CONFIG_SYS_PCI1_MEM_SIZE, PCI_REGION_MEM);
/* PCI I/O space */
pci_set_region (pci1_hose.regions + 1,
CONFIG_SYS_PCI1_IO_SPACE_PCI,
CONFIG_SYS_PCI1_IO_SPACE, CONFIG_SYS_PCI1_IO_SIZE, PCI_REGION_IO);
pci_set_ops (&pci1_hose,
pci_hose_read_config_byte_via_dword,
pci_hose_read_config_word_via_dword,
gt_read_config_dword,
pci_hose_write_config_byte_via_dword,
pci_hose_write_config_word_via_dword,
gt_write_config_dword);
pci1_hose.region_count = 2;
pci1_hose.cfg_addr = (unsigned int *) PCI_HOST1;
pci_register_hose (&pci1_hose);
pciArbiterEnable (PCI_HOST1);
pciParkingDisable (PCI_HOST1, 1, 1, 1, 1, 1, 1, 1);
command = pciReadConfigReg (PCI_HOST1, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MASTER;
pciWriteConfigReg (PCI_HOST1, PCI_COMMAND, SELF, command);
pci1_hose.last_busno = pci_hose_scan (&pci1_hose);
command = pciReadConfigReg (PCI_HOST1, PCI_COMMAND, SELF);
command |= PCI_COMMAND_MEMORY;
pciWriteConfigReg (PCI_HOST1, PCI_COMMAND, SELF, command);
}

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#
# (C) Copyright 2011
# Marvell Semiconductor <www.marvell.com>
# Written-by: Lei Wen <leiwen@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := dkb.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* (C) Copyright 2011
* Marvell Semiconductor <www.marvell.com>
* Written-by: Lei Wen <leiwen@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <mvmfp.h>
#include <i2c.h>
#include <asm/arch/mfp.h>
#include <asm/arch/cpu.h>
#ifdef CONFIG_GENERIC_MMC
#include <sdhci.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
u32 mfp_cfg[] = {
/* Enable Console on UART2 */
MFP47_UART2_RXD,
MFP48_UART2_TXD,
/* I2C */
MFP53_CI2C_SCL,
MFP54_CI2C_SDA,
/* MMC1 */
MFP_MMC1_DAT7,
MFP_MMC1_DAT6,
MFP_MMC1_DAT5,
MFP_MMC1_DAT4,
MFP_MMC1_DAT3,
MFP_MMC1_DAT2,
MFP_MMC1_DAT1,
MFP_MMC1_DAT0,
MFP_MMC1_CMD,
MFP_MMC1_CLK,
MFP_MMC1_CD,
MFP_MMC1_WP,
MFP_EOC /*End of configureation*/
};
/* configure MFP's */
mfp_config(mfp_cfg);
return 0;
}
int board_init(void)
{
/* arch number of Board */
gd->bd->bi_arch_number = MACH_TYPE_TTC_DKB;
/* adress of boot parameters */
gd->bd->bi_boot_params = panth_sdram_base(0) + 0x100;
return 0;
}
#ifdef CONFIG_GENERIC_MMC
#define I2C_SLAVE_ADDR 0x34
#define LDO13_REG 0x28
#define LDO_V30 0x6
#define LDO_VOLTAGE(x) ((x & 0x7) << 1)
#define LDO_EN 0x1
int board_mmc_init(bd_t *bd)
{
ulong mmc_base_address[CONFIG_SYS_MMC_NUM] = CONFIG_SYS_MMC_BASE;
u8 i, data;
/* set LDO 13 to 3.0v */
data = LDO_VOLTAGE(LDO_V30) | LDO_EN;
i2c_write(I2C_SLAVE_ADDR, LDO13_REG, 1, &data, 1);
for (i = 0; i < CONFIG_SYS_MMC_NUM; i++) {
if (mv_sdh_init(mmc_base_address[i], 0, 0,
SDHCI_QUIRK_32BIT_DMA_ADDR))
return 1;
}
return 0;
}
#endif

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#
# (C) Copyright 2011
# Jason Cooper <u-boot@lakedaemon.net>
#
# Based on work by:
# Marvell Semiconductor <www.marvell.com>
# Written-by: Siddarth Gore <gores@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := dreamplug.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* (C) Copyright 2011
* Jason Cooper <u-boot@lakedaemon.net>
*
* Based on work by:
* Marvell Semiconductor <www.marvell.com>
* Written-by: Siddarth Gore <gores@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <miiphy.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include "dreamplug.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(DREAMPLUG_OE_VAL_LOW,
DREAMPLUG_OE_VAL_HIGH,
DREAMPLUG_OE_LOW, DREAMPLUG_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
u32 kwmpp_config[] = {
MPP0_SPI_SCn, /* SPI Flash */
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO,
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD, /* Serial */
MPP11_UART0_RXD,
MPP12_SD_CLK, /* SDIO Slot */
MPP13_SD_CMD,
MPP14_SD_D0,
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GE1_0, /* Gigabit Ethernet */
MPP21_GE1_1,
MPP22_GE1_2,
MPP23_GE1_3,
MPP24_GE1_4,
MPP25_GE1_5,
MPP26_GE1_6,
MPP27_GE1_7,
MPP28_GE1_8,
MPP29_GE1_9,
MPP30_GE1_10,
MPP31_GE1_11,
MPP32_GE1_12,
MPP33_GE1_13,
MPP34_GE1_14,
MPP35_GE1_15,
MPP36_GPIO, /* 7 external GPIO pins (36 - 45) */
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
MPP40_TDM_SPI_SCK,
MPP41_TDM_SPI_MISO,
MPP42_TDM_SPI_MOSI,
MPP43_GPIO,
MPP44_GPIO,
MPP45_GPIO,
MPP46_GPIO,
MPP47_GPIO, /* Bluetooth LED */
MPP48_GPIO, /* Wifi LED */
MPP49_GPIO, /* Wifi AP LED */
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_RESET_PHY_R
void mv_phy_88e1116_init(char *name)
{
u16 reg;
u16 devadr;
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..%s could not read PHY dev address\n",
__func__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1116_MAC_CTRL2_REG, &reg);
reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1116_MAC_CTRL2_REG, reg);
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
/* reset the phy */
miiphy_reset(name, devadr);
printf("88E1116 Initialized on %s\n", name);
}
void reset_phy(void)
{
/* configure and initialize both PHY's */
mv_phy_88e1116_init("egiga0");
mv_phy_88e1116_init("egiga1");
}
#endif /* CONFIG_RESET_PHY_R */

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/*
* (C) Copyright 2011
* Jason Cooper <u-boot@lakedaemon.net>
*
* Based on work by:
* Marvell Semiconductor <www.marvell.com>
* Written-by: Siddarth Gore <gores@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __DREAMPLUG_H
#define __DREAMPLUG_H
#define DREAMPLUG_OE_LOW (~(0))
#define DREAMPLUG_OE_HIGH (~(0))
#define DREAMPLUG_OE_VAL_LOW 0
#define DREAMPLUG_OE_VAL_HIGH (0xf << 16) /* 4 LED Pins high */
/* PHY related */
#define MV88E1116_MAC_CTRL2_REG 21
#define MV88E1116_PGADR_REG 22
#define MV88E1116_RGMII_TXTM_CTRL (1 << 4)
#define MV88E1116_RGMII_RXTM_CTRL (1 << 5)
#endif /* __DREAMPLUG_H */

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#
# (C) Copyright 2011
# Jason Cooper <u-boot@lakedaemon.net>
#
# Based on work by:
# Marvell Semiconductor <www.marvell.com>
# Written-by: Siddarth Gore <gores@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
# Refer docs/README.kwimage for more details about how-to configure
# and create kirkwood boot image
#
# Boot Media configurations
BOOT_FROM spi
# SOC registers configuration using bootrom header extension
# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
# Configure RGMII-0/1 interface pad voltage to 1.8V
DATA 0xFFD100e0 0x1b1b9b9b
#Dram initalization for SINGLE x16 CL=5 @ 400MHz
DATA 0xFFD01400 0x43000c30 # DDR Configuration register
# bit13-0: 0xc30 (3120 DDR2 clks refresh rate)
# bit23-14: zero
# bit24: 1= enable exit self refresh mode on DDR access
# bit25: 1 required
# bit29-26: zero
# bit31-30: 01
DATA 0xFFD01404 0x37543000 # DDR Controller Control Low
# bit 4: 0=addr/cmd in smame cycle
# bit 5: 0=clk is driven during self refresh, we don't care for APX
# bit 6: 0=use recommended falling edge of clk for addr/cmd
# bit14: 0=input buffer always powered up
# bit18: 1=cpu lock transaction enabled
# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
# bit30-28: 3 required
# bit31: 0=no additional STARTBURST delay
DATA 0xFFD01408 0x22125451 # DDR Timing (Low) (active cycles value +1)
# bit3-0: TRAS lsbs
# bit7-4: TRCD
# bit11- 8: TRP
# bit15-12: TWR
# bit19-16: TWTR
# bit20: TRAS msb
# bit23-21: 0x0
# bit27-24: TRRD
# bit31-28: TRTP
DATA 0xFFD0140C 0x00000a33 # DDR Timing (High)
# bit6-0: TRFC
# bit8-7: TR2R
# bit10-9: TR2W
# bit12-11: TW2W
# bit31-13: zero required
DATA 0xFFD01410 0x000000cc # DDR Address Control
# bit1-0: 01, Cs0width=x8
# bit3-2: 10, Cs0size=1Gb
# bit5-4: 01, Cs1width=x8
# bit7-6: 10, Cs1size=1Gb
# bit9-8: 00, Cs2width=nonexistent
# bit11-10: 00, Cs2size =nonexistent
# bit13-12: 00, Cs3width=nonexistent
# bit15-14: 00, Cs3size =nonexistent
# bit16: 0, Cs0AddrSel
# bit17: 0, Cs1AddrSel
# bit18: 0, Cs2AddrSel
# bit19: 0, Cs3AddrSel
# bit31-20: 0 required
DATA 0xFFD01414 0x00000000 # DDR Open Pages Control
# bit0: 0, OpenPage enabled
# bit31-1: 0 required
DATA 0xFFD01418 0x00000000 # DDR Operation
# bit3-0: 0x0, DDR cmd
# bit31-4: 0 required
DATA 0xFFD0141C 0x00000C52 # DDR Mode
# bit2-0: 2, BurstLen=2 required
# bit3: 0, BurstType=0 required
# bit6-4: 4, CL=5
# bit7: 0, TestMode=0 normal
# bit8: 0, DLL reset=0 normal
# bit11-9: 6, auto-precharge write recovery ????????????
# bit12: 0, PD must be zero
# bit31-13: 0 required
DATA 0xFFD01420 0x00000040 # DDR Extended Mode
# bit0: 0, DDR DLL enabled
# bit1: 0, DDR drive strenght normal
# bit2: 0, DDR ODT control lsd (disabled)
# bit5-3: 000, required
# bit6: 1, DDR ODT control msb, (disabled)
# bit9-7: 000, required
# bit10: 0, differential DQS enabled
# bit11: 0, required
# bit12: 0, DDR output buffer enabled
# bit31-13: 0 required
DATA 0xFFD01424 0x0000F17F # DDR Controller Control High
# bit2-0: 111, required
# bit3 : 1 , MBUS Burst Chop disabled
# bit6-4: 111, required
# bit7 : 0
# bit8 : 1 , add writepath sample stage, must be 1 for DDR freq >= 300MHz
# bit9 : 0 , no half clock cycle addition to dataout
# bit10 : 0 , 1/4 clock cycle skew enabled for addr/ctl signals
# bit11 : 0 , 1/4 clock cycle skew disabled for write mesh
# bit15-12: 1111 required
# bit31-16: 0 required
DATA 0xFFD01428 0x00085520 # DDR2 ODT Read Timing (default values)
DATA 0xFFD0147C 0x00008552 # DDR2 ODT Write Timing (default values)
DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
DATA 0xFFD01504 0x0FFFFFF1 # CS[0]n Size
# bit0: 1, Window enabled
# bit1: 0, Write Protect disabled
# bit3-2: 00, CS0 hit selected
# bit23-4: ones, required
# bit31-24: 0x0F, Size (i.e. 256MB)
DATA 0xFFD01508 0x10000000 # CS[1]n Base address to 256Mb
DATA 0xFFD0150C 0x0FFFFFF5 # CS[1]n Size 256Mb Window enabled for CS1
DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled
DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled
DATA 0xFFD01494 0x00030000 # DDR ODT Control (Low)
DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
# bit1-0: 00, ODT0 controlled by ODT Control (low) register above
# bit3-2: 01, ODT1 active NEVER!
# bit31-4: zero, required
DATA 0xFFD0149C 0x0000E803 # CPU ODT Control
DATA 0xFFD01480 0x00000001 # DDR Initialization Control
#bit0=1, enable DDR init upon this register write
# End of Header extension
DATA 0x0 0x0

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@ -0,0 +1,51 @@
#
# (C) Copyright 2011
# eInfochips Ltd. <www.einfochips.com>
# Written-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
#
# Based on Aspenite:
# (C) Copyright 2010
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
# Contributor: Mahavir Jain <mjain@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := gplugd.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* (C) Copyright 2011
* eInfochips Ltd. <www.einfochips.com>
* Written-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
*
* Based on Aspenite:
* (C) Copyright 2010
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
* Contributor: Mahavir Jain <mjain@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <mvmfp.h>
#include <asm/arch/cpu.h>
#include <asm/arch/mfp.h>
#include <asm/arch/armada100.h>
#include <asm/gpio.h>
#include <miiphy.h>
#ifdef CONFIG_ARMADA100_FEC
#include <net.h>
#include <netdev.h>
#endif /* CONFIG_ARMADA100_FEC */
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
u32 mfp_cfg[] = {
/* I2C */
MFP105_CI2C_SDA,
MFP106_CI2C_SCL,
/* Enable Console on UART3 */
MFPO8_UART3_TXD,
MFPO9_UART3_RXD,
/* Ethernet PHY Interface */
MFP086_ETH_TXCLK,
MFP087_ETH_TXEN,
MFP088_ETH_TXDQ3,
MFP089_ETH_TXDQ2,
MFP090_ETH_TXDQ1,
MFP091_ETH_TXDQ0,
MFP092_ETH_CRS,
MFP093_ETH_COL,
MFP094_ETH_RXCLK,
MFP095_ETH_RXER,
MFP096_ETH_RXDQ3,
MFP097_ETH_RXDQ2,
MFP098_ETH_RXDQ1,
MFP099_ETH_RXDQ0,
MFP100_ETH_MDC,
MFP101_ETH_MDIO,
MFP103_ETH_RXDV,
/* SSP2 */
MFP107_SSP2_RXD,
MFP108_SSP2_TXD,
MFP110_SSP2_CS,
MFP111_SSP2_CLK,
MFP_EOC /*End of configuration*/
};
/* configure MFP's */
mfp_config(mfp_cfg);
return 0;
}
int board_init(void)
{
struct armd1apb2_registers *apb2_regs =
(struct armd1apb2_registers *)ARMD1_APBC2_BASE;
/* arch number of Board */
gd->bd->bi_arch_number = MACH_TYPE_SHEEVAD;
/* adress of boot parameters */
gd->bd->bi_boot_params = armd1_sdram_base(0) + 0x100;
/* Assert PHY_RST# */
gpio_direction_output(CONFIG_SYS_GPIO_PHY_RST, GPIO_LOW);
udelay(10);
/* Deassert PHY_RST# */
gpio_set_value(CONFIG_SYS_GPIO_PHY_RST, GPIO_HIGH);
/* Enable SSP2 clock */
writel(SSP2_APBCLK | SSP2_FNCLK, &apb2_regs->ssp2_clkrst);
return 0;
}
#ifdef CONFIG_ARMADA100_FEC
int board_eth_init(bd_t *bis)
{
struct armd1apmu_registers *apmu_regs =
(struct armd1apmu_registers *)ARMD1_APMU_BASE;
/* Enable clock of ethernet controller */
writel(FE_CLK_RST | FE_CLK_ENA, &apmu_regs->fecrc);
return armada100_fec_register(ARMD1_FEC_BASE);
}
#ifdef CONFIG_RESET_PHY_R
/* Configure and initialize PHY chip 88E3015 */
void reset_phy(void)
{
u16 phy_adr;
const char *name = "armd-fec0";
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xff, 0xff, &phy_adr)) {
printf("Err..%s could not read PHY dev address\n", __func__);
return;
}
/* Set Ethernet LED in TX blink mode */
miiphy_write(name, phy_adr, PHY_LED_MAN_REG, 0x00);
miiphy_write(name, phy_adr, PHY_LED_PAR_SEL_REG, PHY_LED_VAL);
/* reset the phy */
miiphy_reset(name, phy_adr);
debug("88E3015 Initialized on %s\n", name);
}
#endif /* CONFIG_RESET_PHY_R */
#endif /* CONFIG_ARMADA100_FEC */

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Siddarth Gore <gores@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := guruplug.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Siddarth Gore <gores@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <miiphy.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include "guruplug.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(GURUPLUG_OE_VAL_LOW,
GURUPLUG_OE_VAL_HIGH,
GURUPLUG_OE_LOW, GURUPLUG_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
u32 kwmpp_config[] = {
MPP0_NF_IO2,
MPP1_NF_IO3,
MPP2_NF_IO4,
MPP3_NF_IO5,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO, /* GPIO_RST */
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_SD_CMD,
MPP14_SD_D0,
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GE1_0,
MPP21_GE1_1,
MPP22_GE1_2,
MPP23_GE1_3,
MPP24_GE1_4,
MPP25_GE1_5,
MPP26_GE1_6,
MPP27_GE1_7,
MPP28_GE1_8,
MPP29_GE1_9,
MPP30_GE1_10,
MPP31_GE1_11,
MPP32_GE1_12,
MPP33_GE1_13,
MPP34_GE1_14,
MPP35_GE1_15,
MPP36_GPIO,
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
MPP40_TDM_SPI_SCK,
MPP41_TDM_SPI_MISO,
MPP42_TDM_SPI_MOSI,
MPP43_GPIO,
MPP44_GPIO,
MPP45_GPIO,
MPP46_GPIO, /* M_RLED */
MPP47_GPIO, /* M_GLED */
MPP48_GPIO, /* B_RLED */
MPP49_GPIO, /* B_GLED */
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/*
* arch number of board
*/
gd->bd->bi_arch_number = MACH_TYPE_GURUPLUG;
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_RESET_PHY_R
void mv_phy_88e1121_init(char *name)
{
u16 reg;
u16 devadr;
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..%s could not read PHY dev address\n",
__FUNCTION__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1121_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1121_MAC_CTRL2_REG, &reg);
reg |= (MV88E1121_RGMII_RXTM_CTRL | MV88E1121_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1121_MAC_CTRL2_REG, reg);
miiphy_write(name, devadr, MV88E1121_PGADR_REG, 0);
/* reset the phy */
miiphy_reset(name, devadr);
printf("88E1121 Initialized on %s\n", name);
}
void reset_phy(void)
{
/* configure and initialize both PHY's */
mv_phy_88e1121_init("egiga0");
mv_phy_88e1121_init("egiga1");
}
#endif /* CONFIG_RESET_PHY_R */

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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Siddarth Gore <gores@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __GURUPLUG_H
#define __GURUPLUG_H
#define GURUPLUG_OE_LOW (~(0))
#define GURUPLUG_OE_HIGH (~(0))
#define GURUPLUG_OE_VAL_LOW 0
#define GURUPLUG_OE_VAL_HIGH (0xf << 16) /* 4 LED Pins high */
/* PHY related */
#define MV88E1121_MAC_CTRL2_REG 21
#define MV88E1121_PGADR_REG 22
#define MV88E1121_RGMII_TXTM_CTRL (1 << 4)
#define MV88E1121_RGMII_RXTM_CTRL (1 << 5)
#endif /* __GURUPLUG_H */

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Siddarth Gore <gores@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
# Refer docs/README.kwimage for more details about how-to configure
# and create kirkwood boot image
#
# Boot Media configurations
BOOT_FROM nand
NAND_ECC_MODE default
NAND_PAGE_SIZE 0x0800
# SOC registers configuration using bootrom header extension
# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
# Configure RGMII-0/1 interface pad voltage to 1.8V
DATA 0xFFD100e0 0x1b1b9b9b
#Dram initalization for SINGLE x16 CL=5 @ 400MHz
DATA 0xFFD01400 0x43000c30 # DDR Configuration register
# bit13-0: 0xc30 (3120 DDR2 clks refresh rate)
# bit23-14: zero
# bit24: 1= enable exit self refresh mode on DDR access
# bit25: 1 required
# bit29-26: zero
# bit31-30: 01
DATA 0xFFD01404 0x37543000 # DDR Controller Control Low
# bit 4: 0=addr/cmd in smame cycle
# bit 5: 0=clk is driven during self refresh, we don't care for APX
# bit 6: 0=use recommended falling edge of clk for addr/cmd
# bit14: 0=input buffer always powered up
# bit18: 1=cpu lock transaction enabled
# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
# bit30-28: 3 required
# bit31: 0=no additional STARTBURST delay
DATA 0xFFD01408 0x22125451 # DDR Timing (Low) (active cycles value +1)
# bit3-0: TRAS lsbs
# bit7-4: TRCD
# bit11- 8: TRP
# bit15-12: TWR
# bit19-16: TWTR
# bit20: TRAS msb
# bit23-21: 0x0
# bit27-24: TRRD
# bit31-28: TRTP
DATA 0xFFD0140C 0x00000a33 # DDR Timing (High)
# bit6-0: TRFC
# bit8-7: TR2R
# bit10-9: TR2W
# bit12-11: TW2W
# bit31-13: zero required
DATA 0xFFD01410 0x000000cc # DDR Address Control
# bit1-0: 01, Cs0width=x8
# bit3-2: 10, Cs0size=1Gb
# bit5-4: 01, Cs1width=x8
# bit7-6: 10, Cs1size=1Gb
# bit9-8: 00, Cs2width=nonexistent
# bit11-10: 00, Cs2size =nonexistent
# bit13-12: 00, Cs3width=nonexistent
# bit15-14: 00, Cs3size =nonexistent
# bit16: 0, Cs0AddrSel
# bit17: 0, Cs1AddrSel
# bit18: 0, Cs2AddrSel
# bit19: 0, Cs3AddrSel
# bit31-20: 0 required
DATA 0xFFD01414 0x00000000 # DDR Open Pages Control
# bit0: 0, OpenPage enabled
# bit31-1: 0 required
DATA 0xFFD01418 0x00000000 # DDR Operation
# bit3-0: 0x0, DDR cmd
# bit31-4: 0 required
DATA 0xFFD0141C 0x00000C52 # DDR Mode
# bit2-0: 2, BurstLen=2 required
# bit3: 0, BurstType=0 required
# bit6-4: 4, CL=5
# bit7: 0, TestMode=0 normal
# bit8: 0, DLL reset=0 normal
# bit11-9: 6, auto-precharge write recovery ????????????
# bit12: 0, PD must be zero
# bit31-13: 0 required
DATA 0xFFD01420 0x00000040 # DDR Extended Mode
# bit0: 0, DDR DLL enabled
# bit1: 0, DDR drive strenght normal
# bit2: 0, DDR ODT control lsd (disabled)
# bit5-3: 000, required
# bit6: 1, DDR ODT control msb, (disabled)
# bit9-7: 000, required
# bit10: 0, differential DQS enabled
# bit11: 0, required
# bit12: 0, DDR output buffer enabled
# bit31-13: 0 required
DATA 0xFFD01424 0x0000F17F # DDR Controller Control High
# bit2-0: 111, required
# bit3 : 1 , MBUS Burst Chop disabled
# bit6-4: 111, required
# bit7 : 0
# bit8 : 1 , add writepath sample stage, must be 1 for DDR freq >= 300MHz
# bit9 : 0 , no half clock cycle addition to dataout
# bit10 : 0 , 1/4 clock cycle skew enabled for addr/ctl signals
# bit11 : 0 , 1/4 clock cycle skew disabled for write mesh
# bit15-12: 1111 required
# bit31-16: 0 required
DATA 0xFFD01428 0x00085520 # DDR2 ODT Read Timing (default values)
DATA 0xFFD0147C 0x00008552 # DDR2 ODT Write Timing (default values)
DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
DATA 0xFFD01504 0x0FFFFFF1 # CS[0]n Size
# bit0: 1, Window enabled
# bit1: 0, Write Protect disabled
# bit3-2: 00, CS0 hit selected
# bit23-4: ones, required
# bit31-24: 0x0F, Size (i.e. 256MB)
DATA 0xFFD01508 0x10000000 # CS[1]n Base address to 256Mb
DATA 0xFFD0150C 0x0FFFFFF5 # CS[1]n Size 256Mb Window enabled for CS1
DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled
DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled
DATA 0xFFD01494 0x00030000 # DDR ODT Control (Low)
DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
# bit1-0: 00, ODT0 controlled by ODT Control (low) register above
# bit3-2: 01, ODT1 active NEVER!
# bit31-4: zero, required
DATA 0xFFD0149C 0x0000E803 # CPU ODT Control
DATA 0xFFD01480 0x00000001 # DDR Initialization Control
#bit0=1, enable DDR init upon this register write
# End of Header extension
DATA 0x0 0x0

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/* Core.h - Basic core logic functions and definitions */
/* Copyright Galileo Technology. */
/*
DESCRIPTION
This header file contains simple read/write macros for addressing
the SDRAM, devices, GT`s internal registers and PCI (using the PCI`s address
space). The macros take care of Big/Little endian conversions.
*/
#ifndef __INCcoreh
#define __INCcoreh
#include "mv_gen_reg.h"
extern unsigned int INTERNAL_REG_BASE_ADDR;
/****************************************/
/* GENERAL Definitions */
/****************************************/
#define NO_BIT 0x00000000
#define BIT0 0x00000001
#define BIT1 0x00000002
#define BIT2 0x00000004
#define BIT3 0x00000008
#define BIT4 0x00000010
#define BIT5 0x00000020
#define BIT6 0x00000040
#define BIT7 0x00000080
#define BIT8 0x00000100
#define BIT9 0x00000200
#define BIT10 0x00000400
#define BIT11 0x00000800
#define BIT12 0x00001000
#define BIT13 0x00002000
#define BIT14 0x00004000
#define BIT15 0x00008000
#define BIT16 0x00010000
#define BIT17 0x00020000
#define BIT18 0x00040000
#define BIT19 0x00080000
#define BIT20 0x00100000
#define BIT21 0x00200000
#define BIT22 0x00400000
#define BIT23 0x00800000
#define BIT24 0x01000000
#define BIT25 0x02000000
#define BIT26 0x04000000
#define BIT27 0x08000000
#define BIT28 0x10000000
#define BIT29 0x20000000
#define BIT30 0x40000000
#define BIT31 0x80000000
#define _1K 0x00000400
#define _2K 0x00000800
#define _4K 0x00001000
#define _8K 0x00002000
#define _16K 0x00004000
#define _32K 0x00008000
#define _64K 0x00010000
#define _128K 0x00020000
#define _256K 0x00040000
#define _512K 0x00080000
#define _1M 0x00100000
#define _2M 0x00200000
#define _3M 0x00300000
#define _4M 0x00400000
#define _5M 0x00500000
#define _6M 0x00600000
#define _7M 0x00700000
#define _8M 0x00800000
#define _9M 0x00900000
#define _10M 0x00a00000
#define _11M 0x00b00000
#define _12M 0x00c00000
#define _13M 0x00d00000
#define _14M 0x00e00000
#define _15M 0x00f00000
#define _16M 0x01000000
#define _32M 0x02000000
#define _64M 0x04000000
#define _128M 0x08000000
#define _256M 0x10000000
#define _512M 0x20000000
#define _1G 0x40000000
#define _2G 0x80000000
#ifndef BOOL_WAS_DEFINED
#define BOOL_WAS_DEFINED
typedef enum _bool{false,true} bool;
#endif
/* Little to Big endian conversion macros */
#ifdef LE /* Little Endian */
#define SHORT_SWAP(X) (X)
#define WORD_SWAP(X) (X)
#define LONG_SWAP(X) ((l64)(X))
#else /* Big Endian */
#define SHORT_SWAP(X) ((X <<8 ) | (X >> 8))
#define WORD_SWAP(X) (((X)&0xff)<<24)+ \
(((X)&0xff00)<<8)+ \
(((X)&0xff0000)>>8)+ \
(((X)&0xff000000)>>24)
#define LONG_SWAP(X) ( (l64) (((X)&0xffULL)<<56)+ \
(((X)&0xff00ULL)<<40)+ \
(((X)&0xff0000ULL)<<24)+ \
(((X)&0xff000000ULL)<<8)+ \
(((X)&0xff00000000ULL)>>8)+ \
(((X)&0xff0000000000ULL)>>24)+ \
(((X)&0xff000000000000ULL)>>40)+ \
(((X)&0xff00000000000000ULL)>>56))
#endif
#ifndef NULL
#define NULL 0
#endif
/* Those two definitions were defined to be compatible with MIPS */
#define NONE_CACHEABLE 0x00000000
#define CACHEABLE 0x00000000
/* 750 cache line */
#define CACHE_LINE_SIZE 32
#define CACHELINE_MASK_BITS (CACHE_LINE_SIZE - 1)
#define CACHELINE_ROUNDUP(A) (((A)+CACHELINE_MASK_BITS) & ~CACHELINE_MASK_BITS)
/* Read/Write to/from GT`s internal registers */
#define GT_REG_READ(offset, pData) \
*pData = ( *((volatile unsigned int *)(NONE_CACHEABLE | \
INTERNAL_REG_BASE_ADDR | (offset))) ) ; \
*pData = WORD_SWAP(*pData)
#define GTREGREAD(offset) \
(WORD_SWAP( *((volatile unsigned int *)(NONE_CACHEABLE | \
INTERNAL_REG_BASE_ADDR | (offset))) ))
#define GT_REG_WRITE(offset, data) \
*((unsigned int *)( INTERNAL_REG_BASE_ADDR | (offset))) = \
WORD_SWAP(data)
/* Write 32/16/8 bit */
#define WRITE_CHAR(address, data) \
*((unsigned char *)(address)) = data
#define WRITE_SHORT(address, data) \
*((unsigned short *)(address)) = data
#define WRITE_WORD(address, data) \
*((unsigned int *)(address)) = data
#define GT_WRITE_CHAR(address, data) WRITE_CHAR(address, data)
/* Write 32/16/8 bit NonCacheable */
/*
#define GT_WRITE_CHAR(address, data) \
(*((unsigned char *)NONE_CACHEABLE(address))) = data
#define GT_WRITE_SHORT(address, data) \
(*((unsigned short *)NONE_CACHEABLE(address))) = data
#define GT_WRITE_WORD(address, data) \
(*((unsigned int *)NONE_CACHEABLE(address))) = data
*/
/*#define GT_WRITE_CHAR(address, data) ((*((volatile unsigned char *)NONE_CACHEABLE((address)))) = ((unsigned char)(data)))1 */
/*#define GT_WRITE_SHORT(address, data) ((*((volatile unsigned short *)NONE_CACHEABLE((address)))) = ((unsigned short)(data)))1 */
/*#define GT_WRITE_WORD(address, data) ((*((volatile unsigned int *)NONE_CACHEABLE((address)))) = ((unsigned int)(data)))1 */
/* Read 32/16/8 bits - returns data in variable. */
#define READ_CHAR(address, pData) \
*pData = *((volatile unsigned char *)(address))
#define READ_SHORT(address, pData) \
*pData = *((volatile unsigned short *)(address))
#define READ_WORD(address, pData) \
*pData = *((volatile unsigned int *)(address))
/* Read 32/16/8 bit - returns data direct. */
#define READCHAR(address) \
*((volatile unsigned char *)((address) | NONE_CACHEABLE))
#define READSHORT(address) \
*((volatile unsigned short *)((address) | NONE_CACHEABLE))
#define READWORD(address) \
*((volatile unsigned int *)((address) | NONE_CACHEABLE))
/* Those two Macros were defined to be compatible with MIPS */
#define VIRTUAL_TO_PHY(x) (((unsigned int)x) & 0xffffffff)
#define PHY_TO_VIRTUAL(x) (((unsigned int)x) | NONE_CACHEABLE)
/* SET_REG_BITS(regOffset,bits) -
gets register offset and bits: a 32bit value. It set to logic '1' in the
internal register the bits which given as an input example:
SET_REG_BITS(0x840,BIT3 | BIT24 | BIT30) - set bits: 3,24 and 30 to logic
'1' in register 0x840 while the other bits stays as is. */
#define SET_REG_BITS(regOffset,bits) \
*(unsigned int*)(NONE_CACHEABLE | INTERNAL_REG_BASE_ADDR | \
regOffset) |= (unsigned int)WORD_SWAP(bits)
/* RESET_REG_BITS(regOffset,bits) -
gets register offset and bits: a 32bit value. It set to logic '0' in the
internal register the bits which given as an input example:
RESET_REG_BITS(0x840,BIT3 | BIT24 | BIT30) - set bits: 3,24 and 30 to logic
'0' in register 0x840 while the other bits stays as is. */
#define RESET_REG_BITS(regOffset,bits) \
*(unsigned int*)(NONE_CACHEABLE | INTERNAL_REG_BASE_ADDR \
| regOffset) &= ~( (unsigned int)WORD_SWAP(bits) )
/* gets register offset and bits: a 32bit value. It set to logic '1' in the
internal register the bits which given as an input example:
GT_SET_REG_BITS(0x840,BIT3 | BIT24 | BIT30) - set bits: 3,24 and 30 to logic
'1' in register 0x840 while the other bits stays as is. */
/*#define GT_SET_REG_BITS(regOffset,bits) ((*((volatile unsigned int*)(NONE_CACHEABLE(INTERNAL_REG_BASE_ADDR) | (regOffset)))) |= ((unsigned int)WORD_SWAP(bits)))1 */
/*#define GT_SET_REG_BITS(regOffset,bits) RESET_REG_BITS(regOffset,bits)1 */
#define GT_SET_REG_BITS(regOffset,bits) SET_REG_BITS(regOffset,bits)
/* gets register offset and bits: a 32bit value. It set to logic '0' in the
internal register the bits which given as an input example:
GT_RESET_REG_BITS(0x840,BIT3 | BIT24 | BIT30) - set bits: 3,24 and 30 to
logic '0' in register 0x840 while the other bits stays as is. */
/*#define GT_RESET_REG_BITS(regOffset,bits) ((*((volatile unsigned int*)(NONE_CACHEABLE(INTERNAL_REG_BASE_ADDR) | (regOffset)))) &= ~((unsigned int)WORD_SWAP(bits)))1 */
#define GT_RESET_REG_BITS(regOffset,bits) RESET_REG_BITS(regOffset,bits)
#define DEBUG_LED0_ON() WRITE_CHAR(memoryGetDeviceBaseAddress(DEVICE1) | 0x8000,0)
#define DEBUG_LED1_ON() WRITE_CHAR(memoryGetDeviceBaseAddress(DEVICE1) | 0xc000,0)
#define DEBUG_LED2_ON() WRITE_CHAR(memoryGetDeviceBaseAddress(DEVICE1) | 0x10000,0)
#define DEBUG_LED0_OFF() WRITE_CHAR(memoryGetDeviceBaseAddress(DEVICE1) | 0x14000,0)
#define DEBUG_LED1_OFF() WRITE_CHAR(memoryGetDeviceBaseAddress(DEVICE1) | 0x18000,0)
#define DEBUG_LED2_OFF() WRITE_CHAR(memoryGetDeviceBaseAddress(DEVICE1) | 0x1c000,0)
#endif /* __INCcoreh */

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/* Memory.h - Memory mappings and remapping functions declarations */
/* Copyright - Galileo technology. */
#ifndef __INCmemoryh
#define __INCmemoryh
/* includes */
#include "core.h"
/* defines */
#define DONT_MODIFY 0xffffffff
#define PARITY_SUPPORT 0x40000000
#define MINIMUM_MEM_BANK_SIZE 0x10000
#define MINIMUM_DEVICE_WINDOW_SIZE 0x10000
#define MINIMUM_PCI_WINDOW_SIZE 0x10000
#define MINIMUM_ACCESS_WIN_SIZE 0x10000
#define _8BIT 0x00000000
#define _16BIT 0x00100000
#define _32BIT 0x00200000
#define _64BIT 0x00300000
/* typedefs */
typedef struct deviceParam
{ /* boundary values */
unsigned int turnOff; /* 0x0 - 0xf */
unsigned int acc2First; /* 0x0 - 0x1f */
unsigned int acc2Next; /* 0x0 - 0x1f */
unsigned int ale2Wr; /* 0x0 - 0xf */
unsigned int wrLow; /* 0x0 - 0xf */
unsigned int wrHigh; /* 0x0 - 0xf */
unsigned int badrSkew; /* 0x0 - 0x2 */
unsigned int DPEn; /* 0x0 - 0x1 */
unsigned int deviceWidth; /* in Bytes */
} DEVICE_PARAM;
typedef enum __memBank{BANK0,BANK1,BANK2,BANK3} MEMORY_BANK;
typedef enum __memDevice{DEVICE0,DEVICE1,DEVICE2,DEVICE3,BOOT_DEVICE} DEVICE;
/*typedef enum __memoryProtectRegion{MEM_REGION0,MEM_REGION1,MEM_REGION2, \
MEM_REGION3,MEM_REGION4,MEM_REGION5, \
MEM_REGION6,MEM_REGION7} \
MEMORY_PROTECT_REGION;*/
/* There are four possible windows that can be defined as protected */
typedef enum _memoryProtectWindow{MEM_WINDOW0,MEM_WINDOW1,MEM_WINDOW2,
MEM_WINDOW3
} MEMORY_PROTECT_WINDOW;
/* When defining a protected window , this paramter indicates whether it
is accessible or not */
typedef enum __memoryAccess{MEM_ACCESS_ALLOWED,MEM_ACCESS_FORBIDEN} \
MEMORY_ACCESS;
typedef enum __memoryWrite{MEM_WRITE_ALLOWED,MEM_WRITE_FORBIDEN} \
MEMORY_ACCESS_WRITE;
typedef enum __memoryCacheProtect{MEM_CACHE_ALLOWED,MEM_CACHE_FORBIDEN} \
MEMORY_CACHE_PROTECT;
typedef enum __memorySnoopType{MEM_NO_SNOOP,MEM_SNOOP_WT,MEM_SNOOP_WB} \
MEMORY_SNOOP_TYPE;
typedef enum __memorySnoopRegion{MEM_SNOOP_REGION0,MEM_SNOOP_REGION1, \
MEM_SNOOP_REGION2,MEM_SNOOP_REGION3} \
MEMORY_SNOOP_REGION;
/* There are 21 memory windows dedicated for the varios interfaces (PCI,
devCS (devices), CS(DDR), interenal registers and SRAM) used by the CPU's
address decoding mechanism. */
typedef enum _memoryWindow {CS_0_WINDOW = BIT0, CS_1_WINDOW = BIT1,
CS_2_WINDOW = BIT2, CS_3_WINDOW = BIT3,
DEVCS_0_WINDOW = BIT4, DEVCS_1_WINDOW = BIT5,
DEVCS_2_WINDOW = BIT6, DEVCS_3_WINDOW = BIT7,
BOOT_CS_WINDOW = BIT8, PCI_0_IO_WINDOW = BIT9,
PCI_0_MEM0_WINDOW = BIT10,
PCI_0_MEM1_WINDOW = BIT11,
PCI_0_MEM2_WINDOW = BIT12,
PCI_0_MEM3_WINDOW = BIT13, PCI_1_IO_WINDOW = BIT14,
PCI_1_MEM0_WINDOW = BIT15, PCI_1_MEM1_WINDOW =BIT16,
PCI_1_MEM2_WINDOW = BIT17, PCI_1_MEM3_WINDOW =BIT18,
INTEGRATED_SRAM_WINDOW = BIT19,
INTERNAL_SPACE_WINDOW = BIT20,
ALL_WINDOWS = 0X1FFFFF
} MEMORY_WINDOW;
typedef enum _memoryWindowStatus {MEM_WINDOW_ENABLED,MEM_WINDOW_DISABLED
} MEMORY_WINDOW_STATUS;
typedef enum _pciMemWindow{PCI_0_IO,PCI_0_MEM0,PCI_0_MEM1,PCI_0_MEM2,PCI_0_MEM3
#ifdef INCLUDE_PCI_1
,PCI_1_IO,PCI_1_MEM0,PCI_1_MEM1,PCI_1_MEM2,PCI_1_MEM3
#endif /* INCLUDE_PCI_1 */
} PCI_MEM_WINDOW;
/* -------------------------------------------------------------------------------------------------*/
/* functions */
unsigned int memoryGetBankBaseAddress(MEMORY_BANK bank);
unsigned int memoryGetDeviceBaseAddress(DEVICE device);
/* New at MV6436x */
unsigned int MemoryGetPciBaseAddr(PCI_MEM_WINDOW pciWindow);
unsigned int memoryGetBankSize(MEMORY_BANK bank);
unsigned int memoryGetDeviceSize(DEVICE device);
unsigned int memoryGetDeviceWidth(DEVICE device);
/* New at MV6436x */
unsigned int gtMemoryGetPciWindowSize(PCI_MEM_WINDOW pciWindow);
/* when given base Address and size Set new WINDOW for SCS_X. (X = 0,1,2 or 3*/
bool memoryMapBank(MEMORY_BANK bank, unsigned int bankBase,unsigned int bankLength);
/* Set a new base and size for one of the memory banks (CS0 - CS3) */
bool gtMemorySetMemoryBank(MEMORY_BANK bank, unsigned int bankBase,
unsigned int bankSize);
bool memoryMapDeviceSpace(DEVICE device, unsigned int deviceBase,unsigned int deviceLength);
/* Change the Internal Register Base Address to a new given Address. */
bool memoryMapInternalRegistersSpace(unsigned int internalRegBase);
/* returns internal Register Space Base Address. */
unsigned int memoryGetInternalRegistersSpace(void);
/* Returns the integrated SRAM Base Address. */
unsigned int memoryGetInternalSramBaseAddr(void);
/* -------------------------------------------------------------------------------------------------*/
/* Set new base address for the integrated SRAM. */
void memorySetInternalSramBaseAddr(unsigned int sramBaseAddress);
/* -------------------------------------------------------------------------------------------------*/
/* Delete a protection feature to a given space. */
void memoryDisableProtectRegion(MEMORY_PROTECT_WINDOW window);
/* -------------------------------------------------------------------------------------------------*/
/* Writes a new remap value to the remap register */
unsigned int memorySetPciRemapValue(PCI_MEM_WINDOW memoryWindow,
unsigned int remapValueHigh,
unsigned int remapValueLow);
/* -------------------------------------------------------------------------------------------------*/
/* Configurate the protection feature to a given space. */
bool memorySetProtectRegion(MEMORY_PROTECT_WINDOW window,
MEMORY_ACCESS gtMemoryAccess,
MEMORY_ACCESS_WRITE gtMemoryWrite,
MEMORY_CACHE_PROTECT cacheProtection,
unsigned int baseAddress,
unsigned int size);
/* Configurate the protection feature to a given space. */
/*bool memorySetProtectRegion(MEMORY_PROTECT_REGION region,
MEMORY_ACCESS memoryAccess,
MEMORY_ACCESS_WRITE memoryWrite,
MEMORY_CACHE_PROTECT cacheProtection,
unsigned int baseAddress,
unsigned int regionLength); */
/* Configurate the snoop feature to a given space. */
bool memorySetRegionSnoopMode(MEMORY_SNOOP_REGION region,
MEMORY_SNOOP_TYPE snoopType,
unsigned int baseAddress,
unsigned int regionLength);
bool memoryRemapAddress(unsigned int remapReg, unsigned int remapValue);
bool memoryGetDeviceParam(DEVICE_PARAM *deviceParam, DEVICE deviceNum);
bool memorySetDeviceParam(DEVICE_PARAM *deviceParam, DEVICE deviceNum);
/* Set a new base and size for one of the PCI windows. */
bool memorySetPciWindow(PCI_MEM_WINDOW pciWindow, unsigned int pciWindowBase,
unsigned int pciWindowSize);
/* Disable or enable one of the 21 windows dedicated for the CPU's
address decoding mechanism */
void MemoryDisableWindow(MEMORY_WINDOW window);
void MemoryEnableWindow (MEMORY_WINDOW window);
MEMORY_WINDOW_STATUS MemoryGetMemWindowStatus(MEMORY_WINDOW window);
#endif /* __INCmemoryh */

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/* PCI.h - PCI functions header file */
/* Copyright - Galileo technology. */
#ifndef __INCpcih
#define __INCpcih
/* includes */
#include"core.h"
#include"memory.h"
/* According to PCI REV 2.1 MAX agents allowed on the bus are -21- */
#define PCI_MAX_DEVICES 22
/* Macros */
/* The next Macros configurate the initiator board (SELF) or any any agent on
the PCI to become: MASTER, response to MEMORY transactions , response to
IO transactions or TWO both MEMORY_IO transactions. Those configuration
are for both PCI0 and PCI1. */
#define PCI_MEMORY_ENABLE(host, deviceNumber) pciWriteConfigReg(host, \
PCI_STATUS_AND_COMMAND,deviceNumber,MEMORY_ENABLE | \
pciReadConfigReg(host, PCI_STATUS_AND_COMMAND,deviceNumber) )
#define PCI_IO_ENABLE(host, deviceNumber) pciWriteConfigReg(host, \
PCI_STATUS_AND_COMMAND,deviceNumber,I_O_ENABLE | \
pciReadConfigReg(host, PCI_STATUS_AND_COMMAND,deviceNumber) )
#define PCI_SLAVE_ENABLE(host, deviceNumber) pciWriteConfigReg(host, \
PCI_STATUS_AND_COMMAND,deviceNumber,MEMORY_ENABLE | I_O_ENABLE | \
pciReadConfigReg(host, PCI_STATUS_AND_COMMAND,deviceNumber) )
#define PCI_DISABLE(host, deviceNumber) pciWriteConfigReg(host, \
PCI_STATUS_AND_COMMAND,deviceNumber,0xfffffff8 & \
pciReadConfigReg(host, PCI_STATUS_AND_COMMAND,deviceNumber))
#define PCI_MASTER_ENABLE(host,deviceNumber) pciWriteConfigReg(host, \
PCI_STATUS_AND_COMMAND,deviceNumber,MASTER_ENABLE | \
pciReadConfigReg(host,PCI_STATUS_AND_COMMAND,deviceNumber) )
#define PCI_MASTER_DISABLE(deviceNumber) pciWriteConfigReg(host, \
PCI_STATUS_AND_COMMAND,deviceNumber,~MASTER_ENABLE & \
pciReadConfigReg(host,PCI_STATUS_AND_COMMAND,deviceNumber) )
#define MASTER_ENABLE BIT2
#define MEMORY_ENABLE BIT1
#define I_O_ENABLE BIT0
#define SELF 32
/* Agent on the PCI bus may have up to 6 BARS. */
#define BAR0 0x10
#define BAR1 0x14
#define BAR2 0x18
#define BAR3 0x1c
#define BAR4 0x20
#define BAR5 0x24
#define BAR_SEL_MEM_IO BIT0
#define BAR_MEM_TYPE_32_BIT NO_BIT
#define BAR_MEM_TYPE_BELOW_1M BIT1
#define BAR_MEM_TYPE_64_BIT BIT2
#define BAR_MEM_TYPE_RESERVED (BIT1 | BIT2)
#define BAR_MEM_TYPE_MASK (BIT1 | BIT2)
#define BAR_PREFETCHABLE BIT3
#define BAR_CONFIG_MASK (BIT0 | BIT1 | BIT2 | BIT3)
/* Defines for the access regions. */
#define PREFETCH_ENABLE BIT12
#define PREFETCH_DISABLE NO_BIT
#define DELAYED_READ_ENABLE BIT13
/* #define CACHING_ENABLE BIT14 */
/* aggressive prefetch: PCI slave prefetch two burst in advance*/
#define AGGRESSIVE_PREFETCH BIT16
/* read line aggresive prefetch: PCI slave prefetch two burst in advance*/
#define READ_LINE_AGGRESSIVE_PREFETCH BIT17
/* read multiple aggresive prefetch: PCI slave prefetch two burst in advance*/
#define READ_MULTI_AGGRESSIVE_PREFETCH BIT18
#define MAX_BURST_4 NO_BIT
#define MAX_BURST_8 BIT20 /* Bits[21:20] = 01 */
#define MAX_BURST_16 BIT21 /* Bits[21:20] = 10 */
#define PCI_BYTE_SWAP NO_BIT /* Bits[25:24] = 00 */
#define PCI_NO_SWAP BIT24 /* Bits[25:24] = 01 */
#define PCI_BYTE_AND_WORD_SWAP BIT25 /* Bits[25:24] = 10 */
#define PCI_WORD_SWAP (BIT24 | BIT25) /* Bits[25:24] = 11 */
#define PCI_ACCESS_PROTECT BIT28
#define PCI_WRITE_PROTECT BIT29
/* typedefs */
typedef enum __pciAccessRegions{REGION0,REGION1,REGION2,REGION3,REGION4,REGION5,
REGION6,REGION7} PCI_ACCESS_REGIONS;
typedef enum __pciAgentPrio{LOW_AGENT_PRIO,HI_AGENT_PRIO} PCI_AGENT_PRIO;
typedef enum __pciAgentPark{PARK_ON_AGENT,DONT_PARK_ON_AGENT} PCI_AGENT_PARK;
typedef enum __pciSnoopType{PCI_NO_SNOOP,PCI_SNOOP_WT,PCI_SNOOP_WB}
PCI_SNOOP_TYPE;
typedef enum __pciSnoopRegion{PCI_SNOOP_REGION0,PCI_SNOOP_REGION1,
PCI_SNOOP_REGION2,PCI_SNOOP_REGION3}
PCI_SNOOP_REGION;
typedef enum __memPciHost{PCI_HOST0,PCI_HOST1} PCI_HOST;
typedef enum __memPciRegion{PCI_REGION0,PCI_REGION1,
PCI_REGION2,PCI_REGION3,
PCI_IO}
PCI_REGION;
/*ronen 7/Dec/03 */
typedef enum __pci_bar_windows{PCI_CS0_BAR, PCI_CS1_BAR, PCI_CS2_BAR,
PCI_CS3_BAR, PCI_DEV_CS0_BAR, PCI_DEV_CS1_BAR,
PCI_DEV_CS2_BAR, PCI_DEV_CS3_BAR, PCI_BOOT_CS_BAR,
PCI_MEM_INT_REG_BAR, PCI_IO_INT_REG_BAR,
PCI_P2P_MEM0_BAR, PCI_P2P_MEM1_BAR,
PCI_P2P_IO_BAR, PCI_CPU_BAR, PCI_INT_SRAM_BAR,
PCI_LAST_BAR} PCI_INTERNAL_BAR;
typedef struct pciBar {
unsigned int detectBase;
unsigned int base;
unsigned int size;
unsigned int type;
} PCI_BAR;
typedef struct pciDevice {
PCI_HOST host;
char type[40];
unsigned int deviceNum;
unsigned int venID;
unsigned int deviceID;
PCI_BAR bar[6];
} PCI_DEVICE;
typedef struct pciSelfBars {
unsigned int SCS0Base;
unsigned int SCS0Size;
unsigned int SCS1Base;
unsigned int SCS1Size;
unsigned int SCS2Base;
unsigned int SCS2Size;
unsigned int SCS3Base;
unsigned int SCS3Size;
unsigned int internalMemBase;
unsigned int internalIOBase;
unsigned int CS0Base;
unsigned int CS0Size;
unsigned int CS1Base;
unsigned int CS1Size;
unsigned int CS2Base;
unsigned int CS2Size;
unsigned int CS3Base;
unsigned int CS3Size;
unsigned int CSBootBase;
unsigned int CSBootSize;
unsigned int P2PMem0Base;
unsigned int P2PMem0Size;
unsigned int P2PMem1Base;
unsigned int P2PMem1Size;
unsigned int P2PIOBase;
unsigned int P2PIOSize;
unsigned int CPUBase;
unsigned int CPUSize;
} PCI_SELF_BARS;
/* read/write configuration registers on local PCI bus. */
void pciWriteConfigReg(PCI_HOST host, unsigned int regOffset,
unsigned int pciDevNum, unsigned int data);
unsigned int pciReadConfigReg (PCI_HOST host, unsigned int regOffset,
unsigned int pciDevNum);
/* read/write configuration registers on another PCI bus. */
void pciOverBridgeWriteConfigReg(PCI_HOST host,
unsigned int regOffset,
unsigned int pciDevNum,
unsigned int busNum,unsigned int data);
unsigned int pciOverBridgeReadConfigReg(PCI_HOST host,
unsigned int regOffset,
unsigned int pciDevNum,
unsigned int busNum);
/* Performs full scane on both PCI and returns all detail possible on the
agents which exist on the bus. */
void pciScanDevices(PCI_HOST host, PCI_DEVICE *pci0Detect,
unsigned int numberOfElment);
/* Master`s memory space */
bool pciMapSpace(PCI_HOST host, PCI_REGION region,
unsigned int remapBase,
unsigned int deviceBase,
unsigned int deviceLength);
unsigned int pciGetSpaceBase(PCI_HOST host, PCI_REGION region);
unsigned int pciGetSpaceSize(PCI_HOST host, PCI_REGION region);
/* Slave`s memory space */
void pciMapMemoryBank(PCI_HOST host, MEMORY_BANK bank,
unsigned int pci0Dram0Base, unsigned int pci0Dram0Size);
#if 0 /* GARBAGE routines - dont use till they get cleaned up */
void pci0ScanSelfBars(PCI_SELF_BARS *pci0SelfBars);
void pci1ScanSelfBars(PCI_SELF_BARS *pci1SelfBars);
void pci0MapInternalRegSpace(unsigned int pci0InternalBase);
void pci1MapInternalRegSpace(unsigned int pci1InternalBase);
void pci0MapInternalRegIOSpace(unsigned int pci0InternalBase);
void pci1MapInternalRegIOSpace(unsigned int pci1InternalBase);
void pci0MapDevice0MemorySpace(unsigned int pci0Dev0Base,
unsigned int pci0Dev0Length);
void pci1MapDevice0MemorySpace(unsigned int pci1Dev0Base,
unsigned int pci1Dev0Length);
void pci0MapDevice1MemorySpace(unsigned int pci0Dev1Base,
unsigned int pci0Dev1Length);
void pci1MapDevice1MemorySpace(unsigned int pci1Dev1Base,
unsigned int pci1Dev1Length);
void pci0MapDevice2MemorySpace(unsigned int pci0Dev2Base,
unsigned int pci0Dev2Length);
void pci1MapDevice2MemorySpace(unsigned int pci1Dev2Base,
unsigned int pci1Dev2Length);
void pci0MapDevice3MemorySpace(unsigned int pci0Dev3Base,
unsigned int pci0Dev3Length);
void pci1MapDevice3MemorySpace(unsigned int pci1Dev3Base,
unsigned int pci1Dev3Length);
void pci0MapBootDeviceMemorySpace(unsigned int pci0DevBootBase,
unsigned int pci0DevBootLength);
void pci1MapBootDeviceMemorySpace(unsigned int pci1DevBootBase,
unsigned int pci1DevBootLength);
void pci0MapP2pMem0Space(unsigned int pci0P2pMem0Base,
unsigned int pci0P2pMem0Length);
void pci1MapP2pMem0Space(unsigned int pci1P2pMem0Base,
unsigned int pci1P2pMem0Length);
void pci0MapP2pMem1Space(unsigned int pci0P2pMem1Base,
unsigned int pci0P2pMem1Length);
void pci1MapP2pMem1Space(unsigned int pci1P2pMem1Base,
unsigned int pci1P2pMem1Length);
void pci0MapP2pIoSpace(unsigned int pci0P2pIoBase,
unsigned int pci0P2pIoLength);
void pci1MapP2pIoSpace(unsigned int pci1P2pIoBase,
unsigned int pci1P2pIoLength);
void pci0MapCPUspace(unsigned int pci0CpuBase, unsigned int pci0CpuLengs);
void pci1MapCPUspace(unsigned int pci1CpuBase, unsigned int pci1CpuLengs);
#endif
/* PCI region options */
bool pciSetRegionFeatures(PCI_HOST host, PCI_ACCESS_REGIONS region,
unsigned int features, unsigned int baseAddress,
unsigned int regionLength);
void pciDisableAccessRegion(PCI_HOST host, PCI_ACCESS_REGIONS region);
/* PCI arbiter */
bool pciArbiterEnable(PCI_HOST host);
bool pciArbiterDisable(PCI_HOST host);
bool pciSetArbiterAgentsPriority(PCI_HOST host, PCI_AGENT_PRIO internalAgent,
PCI_AGENT_PRIO externalAgent0,
PCI_AGENT_PRIO externalAgent1,
PCI_AGENT_PRIO externalAgent2,
PCI_AGENT_PRIO externalAgent3,
PCI_AGENT_PRIO externalAgent4,
PCI_AGENT_PRIO externalAgent5);
bool pciSetArbiterAgentsPriority(PCI_HOST host, PCI_AGENT_PRIO internalAgent,
PCI_AGENT_PRIO externalAgent0,
PCI_AGENT_PRIO externalAgent1,
PCI_AGENT_PRIO externalAgent2,
PCI_AGENT_PRIO externalAgent3,
PCI_AGENT_PRIO externalAgent4,
PCI_AGENT_PRIO externalAgent5);
bool pciParkingDisable(PCI_HOST host, PCI_AGENT_PARK internalAgent,
PCI_AGENT_PARK externalAgent0,
PCI_AGENT_PARK externalAgent1,
PCI_AGENT_PARK externalAgent2,
PCI_AGENT_PARK externalAgent3,
PCI_AGENT_PARK externalAgent4,
PCI_AGENT_PARK externalAgent5);
bool pciEnableBrokenAgentDetection(PCI_HOST host, unsigned char brokenValue);
bool pciEnableBrokenAgentDetection(PCI_HOST host, unsigned char brokenValue);
/* PCI-to-PCI (P2P) */
bool pciP2PConfig(PCI_HOST host,
unsigned int SecondBusLow,unsigned int SecondBusHigh,
unsigned int busNum,unsigned int devNum);
/* PCI Cache-coherency */
bool pciSetRegionSnoopMode(PCI_HOST host, PCI_SNOOP_REGION region,
PCI_SNOOP_TYPE snoopType,
unsigned int baseAddress,
unsigned int regionLength);
PCI_DEVICE * pciFindDevice(unsigned short ven, unsigned short dev);
#endif /* __INCpcih */

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := mv88f6281gtw_ge.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
# Refer docs/README.kwimage for more details about how-to configure
# and create kirkwood boot image
#
# Boot Media configurations
BOOT_FROM spi # Boot from SPI flash
# SOC registers configuration using bootrom header extension
# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
# Configure RGMII-0 interface pad voltage to 1.8V
DATA 0xFFD100e0 0x1b1b1b9b
#Dram initalization for SINGLE x16 CL=5 @ 400MHz
DATA 0xFFD01400 0x43000a00 # DDR Configuration register
# bit13-0: 0xa00 (2560 DDR2 clks refresh rate)
# bit23-14: zero
# bit24: 1= enable exit self refresh mode on DDR access
# bit25: 1 required
# bit29-26: zero
# bit31-30: 01
DATA 0xFFD01404 0x38543000 # DDR Controller Control Low
# bit 4: 0=addr/cmd in smame cycle
# bit 5: 0=clk is driven during self refresh, we don't care for APX
# bit 6: 0=use recommended falling edge of clk for addr/cmd
# bit14: 0=input buffer always powered up
# bit18: 1=cpu lock transaction enabled
# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
# bit27-24: 8= CL+3, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
# bit30-28: 3 required
# bit31: 0=no additional STARTBURST delay
DATA 0xFFD01408 0x2202433D # DDR Timing (Low) (active cycles value +1)
# bit3-0: TRAS lsbs
# bit7-4: TRCD
# bit11- 8: TRP
# bit15-12: TWR
# bit19-16: TWTR
# bit20: TRAS msb
# bit23-21: 0x0
# bit27-24: TRRD
# bit31-28: TRTP
DATA 0xFFD0140C 0x0000002A # DDR Timing (High)
# bit6-0: TRFC
# bit8-7: TR2R
# bit10-9: TR2W
# bit12-11: TW2W
# bit31-13: zero required
DATA 0xFFD01410 0x0000000D # DDR Address Control
# bit1-0: 01, Cs0width=x16
# bit3-2: 11, Cs0size=1Gb
# bit5-4: 00, Cs2width=nonexistent
# bit7-6: 00, Cs1size =nonexistent
# bit9-8: 00, Cs2width=nonexistent
# bit11-10: 00, Cs2size =nonexistent
# bit13-12: 00, Cs3width=nonexistent
# bit15-14: 00, Cs3size =nonexistent
# bit16: 0, Cs0AddrSel
# bit17: 0, Cs1AddrSel
# bit18: 0, Cs2AddrSel
# bit19: 0, Cs3AddrSel
# bit31-20: 0 required
DATA 0xFFD01414 0x00000000 # DDR Open Pages Control
# bit0: 0, OpenPage enabled
# bit31-1: 0 required
DATA 0xFFD01418 0x00000000 # DDR Operation
# bit3-0: 0x0, DDR cmd
# bit31-4: 0 required
DATA 0xFFD0141C 0x00000C52 # DDR Mode
# bit2-0: 2, BurstLen=2 required
# bit3: 0, BurstType=0 required
# bit6-4: 4, CL=5
# bit7: 0, TestMode=0 normal
# bit8: 0, DLL reset=0 normal
# bit11-9: 6, auto-precharge write recovery ????????????
# bit12: 0, PD must be zero
# bit31-13: 0 required
DATA 0xFFD01420 0x00000046 # DDR Extended Mode
# bit0: 0, DDR DLL enabled
# bit1: 1, DDR drive strenght reduced
# bit2: 1, DDR ODT control lsd enabled
# bit5-3: 000, required
# bit6: 1, DDR ODT control msb, enabled
# bit9-7: 000, required
# bit10: 0, differential DQS enabled
# bit11: 0, required
# bit12: 0, DDR output buffer enabled
# bit31-13: 0 required
DATA 0xFFD01424 0x0000F1FF # DDR Controller Control High
# bit2-0: 111, required
# bit3 : 1 , MBUS Burst Chop disabled
# bit6-4: 111, required
# bit7 : 1 , D2P Latency enabled
# bit8 : 1 , add writepath sample stage, must be 1 for DDR freq >= 300MHz
# bit9 : 0 , no half clock cycle addition to dataout
# bit10 : 0 , 1/4 clock cycle skew enabled for addr/ctl signals
# bit11 : 0 , 1/4 clock cycle skew disabled for write mesh
# bit15-12: 1111 required
# bit31-16: 0 required
DATA 0xFFD01428 0x00085520 # DDR2 ODT Read Timing (default values)
DATA 0xFFD0147C 0x00008552 # DDR2 ODT Write Timing (default values)
DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
DATA 0xFFD01504 0x07FFFFF1 # CS[0]n Size
# bit0: 1, Window enabled
# bit1: 0, Write Protect disabled
# bit3-2: 00, CS0 hit selected
# bit23-4: ones, required
# bit31-24: 0x07, Size (i.e. 128MB)
DATA 0xFFD0150C 0x00000000 # CS[1]n Size, window disabled
DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled
DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled
DATA 0xFFD01494 0x00010001 # DDR ODT Control (Low)
# bit3-0: 1, ODT0Rd, MODT[0] asserted during read from DRAM CS0
# bit19-16:1, ODT0Wr, MODT[0] asserted during write to DRAM CS0
DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
# bit1-0: 00, ODT0 controlled by ODT Control (low) register above
# bit3-2: 01, ODT1 active NEVER!
# bit31-4: zero, required
DATA 0xFFD0149C 0x0000E811 # CPU ODT Control
# bit3-0: 1, ODT0Rd, Internal ODT asserted during read from DRAM bank0
# bit7-4: 1, ODT0Wr, Internal ODT asserted during write to DRAM bank0
# bit11-10:1, DQ_ODTSel. ODT select turned on
DATA 0xFFD01480 0x00000001 # DDR Initialization Control
#bit0=1, enable DDR init upon this register write
# End of Header extension
DATA 0x0 0x0

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/*
* Maintainer : Prafulla Wadaskar <prafulla@marvell.com>
*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <netdev.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include "mv88f6281gtw_ge.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(MV88F6281GTW_GE_OE_VAL_LOW,
MV88F6281GTW_GE_OE_VAL_HIGH,
MV88F6281GTW_GE_OE_LOW, MV88F6281GTW_GE_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
u32 kwmpp_config[] = {
MPP0_SPI_SCn,
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP4_GPIO,
MPP5_GPO,
MPP6_SYSRST_OUTn,
MPP7_SPI_SCn,
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_GPO,
MPP13_GPIO,
MPP14_GPIO,
MPP15_GPIO,
MPP16_GPIO,
MPP17_GPIO,
MPP18_GPO,
MPP19_GPO,
MPP20_GPIO,
MPP21_GPIO,
MPP22_GPIO,
MPP23_GPIO,
MPP24_GPIO,
MPP25_GPIO,
MPP26_GPIO,
MPP27_GPIO,
MPP28_GPIO,
MPP29_GPIO,
MPP30_GPIO,
MPP31_GPIO,
MPP32_GPIO,
MPP33_GPIO,
MPP34_GPIO,
MPP35_GPIO,
MPP36_GPIO,
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
MPP40_GPIO,
MPP41_GPIO,
MPP42_GPIO,
MPP43_GPIO,
MPP44_GPIO,
MPP45_GPIO,
MPP46_GPIO,
MPP47_GPIO,
MPP48_GPIO,
MPP49_GPIO,
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/*
* arch number of board
*/
gd->bd->bi_arch_number = MACH_TYPE_MV88F6281GTW_GE;
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_MV88E61XX_SWITCH
void reset_phy(void)
{
/* configure and initialize switch */
struct mv88e61xx_config swcfg = {
.name = "egiga0",
.vlancfg = MV88E61XX_VLANCFG_ROUTER,
.rgmii_delay = MV88E61XX_RGMII_DELAY_EN,
.led_init = MV88E61XX_LED_INIT_EN,
.mdip = MV88E61XX_MDIP_REVERSE,
.portstate = MV88E61XX_PORTSTT_FORWARDING,
.cpuport = (1 << 5),
.ports_enabled = 0x3f
};
mv88e61xx_switch_initialize(&swcfg);
}
#endif /* CONFIG_MV88E61XX_SWITCH */

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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __MV88F6281GTW_GE_H
#define __MV88F6281GTW_GE_H
#define MV88F6281GTW_GE_OE_LOW (~((1 << 7) | (1 << 12) \
|(1 << 20) | (1 << 21))) /*enable GLED,RLED */
#define MV88F6281GTW_GE_OE_HIGH (~((1 << 4)|(1 << 6)|(1 << 7)|(1 << 12) \
|(1 << 13)|(1 << 16)|(1 << 17)))
#define MV88F6281GTW_GE_OE_VAL_LOW (1 << 20) /*make GLED on */
#define MV88F6281GTW_GE_OE_VAL_HIGH ((1 << 6)|(1 << 13)|(1 << 16)|(1 << 17))
#endif /* __MV88F6281GTW_GE_H */

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#
# (C) Copyright 2009
# Net Insight <www.netinsight.net>
# Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
#
# Based on sheevaplug:
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := openrd.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
# Refer docs/README.kwimage for more details about how-to configure
# and create kirkwood boot image
#
# Boot Media configurations
BOOT_FROM nand
NAND_ECC_MODE default
NAND_PAGE_SIZE 0x0800
# SOC registers configuration using bootrom header extension
# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
# Configure RGMII-0 interface pad voltage to 1.8V
DATA 0xFFD100e0 0x1b1b1b9b
#Dram initalization for SINGLE x16 CL=5 @ 400MHz
DATA 0xFFD01400 0x43000c30 # DDR Configuration register
# bit13-0: 0xc30 (3120 DDR2 clks refresh rate)
# bit23-14: zero
# bit24: 1= enable exit self refresh mode on DDR access
# bit25: 1 required
# bit29-26: zero
# bit31-30: 01
DATA 0xFFD01404 0x37543000 # DDR Controller Control Low
# bit 4: 0=addr/cmd in smame cycle
# bit 5: 0=clk is driven during self refresh, we don't care for APX
# bit 6: 0=use recommended falling edge of clk for addr/cmd
# bit14: 0=input buffer always powered up
# bit18: 1=cpu lock transaction enabled
# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
# bit30-28: 3 required
# bit31: 0=no additional STARTBURST delay
DATA 0xFFD01408 0x22125451 # DDR Timing (Low) (active cycles value +1)
# bit3-0: TRAS lsbs
# bit7-4: TRCD
# bit11- 8: TRP
# bit15-12: TWR
# bit19-16: TWTR
# bit20: TRAS msb
# bit23-21: 0x0
# bit27-24: TRRD
# bit31-28: TRTP
DATA 0xFFD0140C 0x00000a33 # DDR Timing (High)
# bit6-0: TRFC
# bit8-7: TR2R
# bit10-9: TR2W
# bit12-11: TW2W
# bit31-13: zero required
DATA 0xFFD01410 0x000000cc # DDR Address Control
# bit1-0: 00, Cs0width=x8
# bit3-2: 11, Cs0size=1Gb
# bit5-4: 00, Cs1width=x8
# bit7-6: 11, Cs1size=1Gb
# bit9-8: 00, Cs2width=nonexistent
# bit11-10: 00, Cs2size =nonexistent
# bit13-12: 00, Cs3width=nonexistent
# bit15-14: 00, Cs3size =nonexistent
# bit16: 0, Cs0AddrSel
# bit17: 0, Cs1AddrSel
# bit18: 0, Cs2AddrSel
# bit19: 0, Cs3AddrSel
# bit31-20: 0 required
DATA 0xFFD01414 0x00000000 # DDR Open Pages Control
# bit0: 0, OpenPage enabled
# bit31-1: 0 required
DATA 0xFFD01418 0x00000000 # DDR Operation
# bit3-0: 0x0, DDR cmd
# bit31-4: 0 required
DATA 0xFFD0141C 0x00000C52 # DDR Mode
# bit2-0: 2, BurstLen=2 required
# bit3: 0, BurstType=0 required
# bit6-4: 4, CL=5
# bit7: 0, TestMode=0 normal
# bit8: 0, DLL reset=0 normal
# bit11-9: 6, auto-precharge write recovery ????????????
# bit12: 0, PD must be zero
# bit31-13: 0 required
DATA 0xFFD01420 0x00000042 # DDR Extended Mode
# bit0: 0, DDR DLL enabled
# bit1: 1, DDR drive strength reduced
# bit2: 0, DDR ODT control lsd (disabled)
# bit5-3: 000, required
# bit6: 1, DDR ODT control msb, (disabled)
# bit9-7: 000, required
# bit10: 0, differential DQS enabled
# bit11: 0, required
# bit12: 0, DDR output buffer enabled
# bit31-13: 0 required
DATA 0xFFD01424 0x0000F17F # DDR Controller Control High
# bit2-0: 111, required
# bit3 : 1 , MBUS Burst Chop disabled
# bit6-4: 111, required
# bit7 : 0
# bit8 : 1 , add writepath sample stage, must be 1 for DDR freq >= 300MHz
# bit9 : 0 , no half clock cycle addition to dataout
# bit10 : 0 , 1/4 clock cycle skew enabled for addr/ctl signals
# bit11 : 0 , 1/4 clock cycle skew disabled for write mesh
# bit15-12: 1111 required
# bit31-16: 0 required
DATA 0xFFD01428 0x00085520 # DDR2 ODT Read Timing (default values)
DATA 0xFFD0147C 0x00008552 # DDR2 ODT Write Timing (default values)
DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
DATA 0xFFD01504 0x0FFFFFF1 # CS[0]n Size
# bit0: 1, Window enabled
# bit1: 0, Write Protect disabled
# bit3-2: 00, CS0 hit selected
# bit23-4: ones, required
# bit31-24: 0x0F, Size (i.e. 256MB)
DATA 0xFFD01508 0x10000000 # CS[1]n Base address to 256Mb
DATA 0xFFD0150C 0x0FFFFFF5 # CS[1]n Size 256Mb Window enabled for CS1
DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled
DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled
DATA 0xFFD01494 0x00120012 # DDR ODT Control (Low)
# bit3-0: 0010, (read) M_ODT[0] is asserted during read from DRAM CS1
# bit7-4: 0001, (read) M_ODT[1] is asserted during read from DRAM CS0
# bit19-16: 0010, (write) M_ODT[0] is asserted during write to DRAM CS1.
# bit23-20: 0001, (write) M_ODT[1] is asserted during write to DRAM CS0.
DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
DATA 0xFFD0149C 0x0000E40f # CPU ODT Control
# bit3-0: 1111, internal ODT is asserted during read from DRAM bank 0-3
# bit11-10: 01, M_DQ, M_DM, and M_DQS I/O buffer ODT Select: 150 ohm
# bit13-12: 10, M_STARTBURST_IN I/O buffer ODT Select: 75 ohm
# bit14: 1, M_STARTBURST_IN ODT: Enabled
# bit15: 1, DDR IO ODT Unit: Use ODT block
DATA 0xFFD01480 0x00000001 # DDR Initialization Control
#bit0=1, enable DDR init upon this register write
# End of Header extension
DATA 0x0 0x0

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/*
* (C) Copyright 2009
* Net Insight <www.netinsight.net>
* Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
*
* Based on sheevaplug.c:
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <miiphy.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include "openrd.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(OPENRD_OE_VAL_LOW,
OPENRD_OE_VAL_HIGH,
OPENRD_OE_LOW, OPENRD_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
u32 kwmpp_config[] = {
MPP0_NF_IO2,
MPP1_NF_IO3,
MPP2_NF_IO4,
MPP3_NF_IO5,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO,
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_SD_CMD, /* Alt UART1_TXD */
MPP14_SD_D0, /* Alt UART1_RXD */
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GE1_0,
MPP21_GE1_1,
MPP22_GE1_2,
MPP23_GE1_3,
MPP24_GE1_4,
MPP25_GE1_5,
MPP26_GE1_6,
MPP27_GE1_7,
MPP28_GPIO,
MPP29_TSMP9,
MPP30_GE1_10,
MPP31_GE1_11,
MPP32_GE1_12,
MPP33_GE1_13,
MPP34_GPIO, /* UART1 / SD sel */
MPP35_TDM_CH0_TX_QL,
MPP36_TDM_SPI_CS1,
MPP37_TDM_CH2_TX_QL,
MPP38_TDM_CH2_RX_QL,
MPP39_AUDIO_I2SBCLK,
MPP40_AUDIO_I2SDO,
MPP41_AUDIO_I2SLRC,
MPP42_AUDIO_I2SMCLK,
MPP43_AUDIO_I2SDI,
MPP44_AUDIO_EXTCLK,
MPP45_TDM_PCLK,
MPP46_TDM_FS,
MPP47_TDM_DRX,
MPP48_TDM_DTX,
MPP49_TDM_CH0_RX_QL,
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/*
* arch number of board
*/
#if defined(CONFIG_BOARD_IS_OPENRD_BASE)
gd->bd->bi_arch_number = MACH_TYPE_OPENRD_BASE;
#elif defined(CONFIG_BOARD_IS_OPENRD_CLIENT)
gd->bd->bi_arch_number = MACH_TYPE_OPENRD_CLIENT;
#elif defined(CONFIG_BOARD_IS_OPENRD_ULTIMATE)
gd->bd->bi_arch_number = MACH_TYPE_OPENRD_ULTIMATE;
#endif
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_RESET_PHY_R
/* Configure and enable MV88E1116/88E1121 PHY */
void mv_phy_init(char *name)
{
u16 reg;
u16 devadr;
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..%s could not read PHY dev address\n",
__FUNCTION__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
/* reset the phy */
miiphy_reset(name, devadr);
printf(PHY_NO" Initialized on %s\n", name);
}
void reset_phy(void)
{
mv_phy_init("egiga0");
#ifdef CONFIG_BOARD_IS_OPENRD_CLIENT
/* Kirkwood ethernet driver is written with the assumption that in case
* of multiple PHYs, their addresses are consecutive. But unfortunately
* in case of OpenRD-Client, PHY addresses are not consecutive.*/
miiphy_write("egiga1", 0xEE, 0xEE, 24);
#endif
#if defined(CONFIG_BOARD_IS_OPENRD_CLIENT) || \
defined(CONFIG_BOARD_IS_OPENRD_ULTIMATE)
/* configure and initialize both PHY's */
mv_phy_init("egiga1");
#endif
}
#endif /* CONFIG_RESET_PHY_R */

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/*
* (C) Copyright 2009
* Net Insight <www.netinsight.net>
* Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
*
* Based on sheevaplug.h:
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __OPENRD_BASE_H
#define __OPENRD_BASE_H
#define OPENRD_OE_LOW (~(1<<28)) /* RS232 / RS485 */
#define OPENRD_OE_HIGH (~(1<<2)) /* SD / UART1 */
#define OPENRD_OE_VAL_LOW (0) /* Sel RS232 */
#define OPENRD_OE_VAL_HIGH (1 << 2) /* Sel SD */
/* PHY related */
#define MV88E1116_LED_FCTRL_REG 10
#define MV88E1116_CPRSP_CR3_REG 21
#define MV88E1116_MAC_CTRL_REG 21
#define MV88E1116_PGADR_REG 22
#define MV88E1116_RGMII_TXTM_CTRL (1 << 4)
#define MV88E1116_RGMII_RXTM_CTRL (1 << 5)
#endif /* __OPENRD_BASE_H */

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := rd6281a.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
# Refer docs/README.kwimage for more details about how-to configure
# and create kirkwood boot image
#
# Boot Media configurations
BOOT_FROM nand
NAND_ECC_MODE default
NAND_PAGE_SIZE 0x0800
# SOC registers configuration using bootrom header extension
# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
# Configure RGMII-0 interface pad voltage to 1.8V
DATA 0xFFD100e0 0x1b1b1b9b
#Dram initalization for SINGLE x16 CL=5 @ 400MHz
DATA 0xFFD01400 0x43000c30 # DDR Configuration register
# bit13-0: 0xc30 (3120 DDR2 clks refresh rate)
# bit23-14: zero
# bit24: 1= enable exit self refresh mode on DDR access
# bit25: 1 required
# bit29-26: zero
# bit31-30: 01
DATA 0xFFD01404 0x37543000 # DDR Controller Control Low
# bit 4: 0=addr/cmd in smame cycle
# bit 5: 0=clk is driven during self refresh, we don't care for APX
# bit 6: 0=use recommended falling edge of clk for addr/cmd
# bit14: 0=input buffer always powered up
# bit18: 1=cpu lock transaction enabled
# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
# bit30-28: 3 required
# bit31: 0=no additional STARTBURST delay
DATA 0xFFD01408 0x22125451 # DDR Timing (Low) (active cycles value +1)
# bit3-0: TRAS lsbs
# bit7-4: TRCD
# bit11- 8: TRP
# bit15-12: TWR
# bit19-16: TWTR
# bit20: TRAS msb
# bit23-21: 0x0
# bit27-24: TRRD
# bit31-28: TRTP
DATA 0xFFD0140C 0x00000a33 # DDR Timing (High)
# bit6-0: TRFC
# bit8-7: TR2R
# bit10-9: TR2W
# bit12-11: TW2W
# bit31-13: zero required
DATA 0xFFD01410 0x00000099 # DDR Address Control
# bit1-0: 00, Cs0width=x8
# bit3-2: 11, Cs0size=1Gb
# bit5-4: 00, Cs1width=x8
# bit7-6: 11, Cs1size=1Gb
# bit9-8: 00, Cs2width=nonexistent
# bit11-10: 00, Cs2size =nonexistent
# bit13-12: 00, Cs3width=nonexistent
# bit15-14: 00, Cs3size =nonexistent
# bit16: 0, Cs0AddrSel
# bit17: 0, Cs1AddrSel
# bit18: 0, Cs2AddrSel
# bit19: 0, Cs3AddrSel
# bit31-20: 0 required
DATA 0xFFD01414 0x00000000 # DDR Open Pages Control
# bit0: 0, OpenPage enabled
# bit31-1: 0 required
DATA 0xFFD01418 0x00000000 # DDR Operation
# bit3-0: 0x0, DDR cmd
# bit31-4: 0 required
DATA 0xFFD0141C 0x00000C52 # DDR Mode
# bit2-0: 2, BurstLen=2 required
# bit3: 0, BurstType=0 required
# bit6-4: 4, CL=5
# bit7: 0, TestMode=0 normal
# bit8: 0, DLL reset=0 normal
# bit11-9: 6, auto-precharge write recovery ????????????
# bit12: 0, PD must be zero
# bit31-13: 0 required
DATA 0xFFD01420 0x00000004 # DDR Extended Mode
# bit0: 0, DDR DLL enabled
# bit1: 0, DDR drive strenght normal
# bit2: 1, DDR ODT control lsd (disabled)
# bit5-3: 000, required
# bit6: 0, DDR ODT control msb, (disabled)
# bit9-7: 000, required
# bit10: 0, differential DQS enabled
# bit11: 0, required
# bit12: 0, DDR output buffer enabled
# bit31-13: 0 required
DATA 0xFFD01424 0x0000F17F # DDR Controller Control High
# bit2-0: 111, required
# bit3 : 1 , MBUS Burst Chop disabled
# bit6-4: 111, required
# bit7 : 0
# bit8 : 1 , add writepath sample stage, must be 1 for DDR freq >= 300MHz
# bit9 : 0 , no half clock cycle addition to dataout
# bit10 : 0 , 1/4 clock cycle skew enabled for addr/ctl signals
# bit11 : 0 , 1/4 clock cycle skew disabled for write mesh
# bit15-12: 1111 required
# bit31-16: 0 required
DATA 0xFFD01428 0x00085520 # DDR2 ODT Read Timing (default values)
DATA 0xFFD0147C 0x00008552 # DDR2 ODT Write Timing (default values)
DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
DATA 0xFFD01504 0x0FFFFFF1 # CS[0]n Size
# bit0: 1, Window enabled
# bit1: 0, Write Protect disabled
# bit3-2: 00, CS0 hit selected
# bit23-4: ones, required
# bit31-24: 0x0F, Size (i.e. 256MB)
DATA 0xFFD01508 0x10000000 # CS[1]n Base address to 256Mb
DATA 0xFFD0150C 0x0FFFFFF5 # CS[1]n Size 256Mb Window enabled for CS1
DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled
DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled
DATA 0xFFD01494 0x00120012 # DDR ODT Control (Low)
# bit3-0: 2, ODT0Rd, MODT[0] asserted during read from DRAM CS1
# bit7-4: 1, ODT0Rd, MODT[0] asserted during read from DRAM CS0
# bit19-16:2, ODT0Wr, MODT[0] asserted during write to DRAM CS1
# bit23-20:1, ODT0Wr, MODT[0] asserted during write to DRAM CS0
DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
# bit1-0: 00, ODT0 controlled by ODT Control (low) register above
# bit3-2: 01, ODT1 active NEVER!
# bit31-4: zero, required
DATA 0xFFD0149C 0x0000E40F # CPU ODT Control
DATA 0xFFD01480 0x00000001 # DDR Initialization Control
#bit0=1, enable DDR init upon this register write
# End of Header extension
DATA 0x0 0x0

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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <miiphy.h>
#include <netdev.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include "rd6281a.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(RD6281A_OE_VAL_LOW,
RD6281A_OE_VAL_HIGH,
RD6281A_OE_LOW, RD6281A_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
u32 kwmpp_config[] = {
MPP0_NF_IO2,
MPP1_NF_IO3,
MPP2_NF_IO4,
MPP3_NF_IO5,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO,
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_SD_CMD,
MPP14_SD_D0,
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GE1_0,
MPP21_GE1_1,
MPP22_GE1_2,
MPP23_GE1_3,
MPP24_GE1_4,
MPP25_GE1_5,
MPP26_GE1_6,
MPP27_GE1_7,
MPP28_GPIO,
MPP29_GPIO,
MPP30_GE1_10,
MPP31_GE1_11,
MPP32_GE1_12,
MPP33_GE1_13,
MPP34_GE1_14,
MPP35_GPIO,
MPP36_AUDIO_SPDIFI,
MPP37_AUDIO_SPDIFO,
MPP38_GPIO,
MPP39_TDM_SPI_CS0,
MPP40_TDM_SPI_SCK,
MPP41_TDM_SPI_MISO,
MPP42_TDM_SPI_MOSI,
MPP43_TDM_CODEC_INTn,
MPP44_GPIO,
MPP45_TDM_PCLK,
MPP46_TDM_FS,
MPP47_TDM_DRX,
MPP48_TDM_DTX,
MPP49_GPIO,
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/*
* arch number of board
*/
gd->bd->bi_arch_number = MACH_TYPE_RD88F6281;
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
void mv_phy_88e1116_init(char *name)
{
u16 reg;
u16 devadr;
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..%s could not read PHY dev address\n",
__FUNCTION__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
/* reset the phy */
if (miiphy_read (name, devadr, MII_BMCR, &reg) != 0) {
printf("Err..(%s) PHY status read failed\n", __FUNCTION__);
return;
}
if (miiphy_write (name, devadr, MII_BMCR, reg | 0x8000) != 0) {
printf("Err..(%s) PHY reset failed\n", __FUNCTION__);
return;
}
printf("88E1116 Initialized on %s\n", name);
}
/* Configure and enable Switch and PHY */
void reset_phy(void)
{
/* configure and initialize switch */
struct mv88e61xx_config swcfg = {
.name = "egiga0",
.vlancfg = MV88E61XX_VLANCFG_ROUTER,
.rgmii_delay = MV88E61XX_RGMII_DELAY_EN,
.led_init = MV88E61XX_LED_INIT_EN,
.portstate = MV88E61XX_PORTSTT_FORWARDING,
.cpuport = (1 << 5),
.ports_enabled = 0x3f,
};
mv88e61xx_switch_initialize(&swcfg);
/* configure and initialize PHY */
mv_phy_88e1116_init("egiga1");
}

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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __RD6281A_H
#define __RD6281A_H
#define RD6281A_OE_LOW (~(1 << 7))
#define RD6281A_OE_HIGH (~(1 << 2 | 1 << 12))
#define RD6281A_OE_VAL_LOW (0)
#define RD6281A_OE_VAL_HIGH (1 << 12)
/* PHY related */
#define MV88E1116_LED_FCTRL_REG 10
#define MV88E1116_CPRSP_CR3_REG 21
#define MV88E1116_MAC_CTRL_REG 21
#define MV88E1116_PGADR_REG 22
#define MV88E1116_RGMII_TXTM_CTRL (1 << 4)
#define MV88E1116_RGMII_RXTM_CTRL (1 << 5)
#endif /* __RD6281A_H */

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := sheevaplug.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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#
# (C) Copyright 2009
# Marvell Semiconductor <www.marvell.com>
# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA
#
# Refer docs/README.kwimage for more details about how-to configure
# and create kirkwood boot image
#
# Boot Media configurations
BOOT_FROM nand
NAND_ECC_MODE default
NAND_PAGE_SIZE 0x0800
# SOC registers configuration using bootrom header extension
# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
# Configure RGMII-0 interface pad voltage to 1.8V
DATA 0xFFD100e0 0x1b1b1b9b
#Dram initalization for SINGLE x16 CL=5 @ 400MHz
DATA 0xFFD01400 0x43000c30 # DDR Configuration register
# bit13-0: 0xc30 (3120 DDR2 clks refresh rate)
# bit23-14: zero
# bit24: 1= enable exit self refresh mode on DDR access
# bit25: 1 required
# bit29-26: zero
# bit31-30: 01
DATA 0xFFD01404 0x37543000 # DDR Controller Control Low
# bit 4: 0=addr/cmd in smame cycle
# bit 5: 0=clk is driven during self refresh, we don't care for APX
# bit 6: 0=use recommended falling edge of clk for addr/cmd
# bit14: 0=input buffer always powered up
# bit18: 1=cpu lock transaction enabled
# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
# bit30-28: 3 required
# bit31: 0=no additional STARTBURST delay
DATA 0xFFD01408 0x22125451 # DDR Timing (Low) (active cycles value +1)
# bit3-0: TRAS lsbs
# bit7-4: TRCD
# bit11- 8: TRP
# bit15-12: TWR
# bit19-16: TWTR
# bit20: TRAS msb
# bit23-21: 0x0
# bit27-24: TRRD
# bit31-28: TRTP
DATA 0xFFD0140C 0x00000a33 # DDR Timing (High)
# bit6-0: TRFC
# bit8-7: TR2R
# bit10-9: TR2W
# bit12-11: TW2W
# bit31-13: zero required
DATA 0xFFD01410 0x000000cc # DDR Address Control
# bit1-0: 00, Cs0width=x8
# bit3-2: 11, Cs0size=1Gb
# bit5-4: 00, Cs1width=x8
# bit7-6: 11, Cs1size=1Gb
# bit9-8: 00, Cs2width=nonexistent
# bit11-10: 00, Cs2size =nonexistent
# bit13-12: 00, Cs3width=nonexistent
# bit15-14: 00, Cs3size =nonexistent
# bit16: 0, Cs0AddrSel
# bit17: 0, Cs1AddrSel
# bit18: 0, Cs2AddrSel
# bit19: 0, Cs3AddrSel
# bit31-20: 0 required
DATA 0xFFD01414 0x00000000 # DDR Open Pages Control
# bit0: 0, OpenPage enabled
# bit31-1: 0 required
DATA 0xFFD01418 0x00000000 # DDR Operation
# bit3-0: 0x0, DDR cmd
# bit31-4: 0 required
DATA 0xFFD0141C 0x00000C52 # DDR Mode
# bit2-0: 2, BurstLen=2 required
# bit3: 0, BurstType=0 required
# bit6-4: 4, CL=5
# bit7: 0, TestMode=0 normal
# bit8: 0, DLL reset=0 normal
# bit11-9: 6, auto-precharge write recovery ????????????
# bit12: 0, PD must be zero
# bit31-13: 0 required
DATA 0xFFD01420 0x00000040 # DDR Extended Mode
# bit0: 0, DDR DLL enabled
# bit1: 0, DDR drive strenght normal
# bit2: 0, DDR ODT control lsd (disabled)
# bit5-3: 000, required
# bit6: 1, DDR ODT control msb, (disabled)
# bit9-7: 000, required
# bit10: 0, differential DQS enabled
# bit11: 0, required
# bit12: 0, DDR output buffer enabled
# bit31-13: 0 required
DATA 0xFFD01424 0x0000F17F # DDR Controller Control High
# bit2-0: 111, required
# bit3 : 1 , MBUS Burst Chop disabled
# bit6-4: 111, required
# bit7 : 0
# bit8 : 1 , add writepath sample stage, must be 1 for DDR freq >= 300MHz
# bit9 : 0 , no half clock cycle addition to dataout
# bit10 : 0 , 1/4 clock cycle skew enabled for addr/ctl signals
# bit11 : 0 , 1/4 clock cycle skew disabled for write mesh
# bit15-12: 1111 required
# bit31-16: 0 required
DATA 0xFFD01428 0x00085520 # DDR2 ODT Read Timing (default values)
DATA 0xFFD0147C 0x00008552 # DDR2 ODT Write Timing (default values)
DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
DATA 0xFFD01504 0x0FFFFFF1 # CS[0]n Size
# bit0: 1, Window enabled
# bit1: 0, Write Protect disabled
# bit3-2: 00, CS0 hit selected
# bit23-4: ones, required
# bit31-24: 0x0F, Size (i.e. 256MB)
DATA 0xFFD01508 0x10000000 # CS[1]n Base address to 256Mb
DATA 0xFFD0150C 0x0FFFFFF5 # CS[1]n Size 256Mb Window enabled for CS1
DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled
DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled
DATA 0xFFD01494 0x00030000 # DDR ODT Control (Low)
DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
# bit1-0: 00, ODT0 controlled by ODT Control (low) register above
# bit3-2: 01, ODT1 active NEVER!
# bit31-4: zero, required
DATA 0xFFD0149C 0x0000E803 # CPU ODT Control
DATA 0xFFD01480 0x00000001 # DDR Initialization Control
#bit0=1, enable DDR init upon this register write
# End of Header extension
DATA 0x0 0x0

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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <miiphy.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include "sheevaplug.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(SHEEVAPLUG_OE_VAL_LOW,
SHEEVAPLUG_OE_VAL_HIGH,
SHEEVAPLUG_OE_LOW, SHEEVAPLUG_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
u32 kwmpp_config[] = {
MPP0_NF_IO2,
MPP1_NF_IO3,
MPP2_NF_IO4,
MPP3_NF_IO5,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO,
MPP8_UART0_RTS,
MPP9_UART0_CTS,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_SD_CMD,
MPP14_SD_D0,
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GPIO,
MPP21_GPIO,
MPP22_GPIO,
MPP23_GPIO,
MPP24_GPIO,
MPP25_GPIO,
MPP26_GPIO,
MPP27_GPIO,
MPP28_GPIO,
MPP29_TSMP9,
MPP30_GPIO,
MPP31_GPIO,
MPP32_GPIO,
MPP33_GPIO,
MPP34_GPIO,
MPP35_GPIO,
MPP36_GPIO,
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
MPP40_GPIO,
MPP41_GPIO,
MPP42_GPIO,
MPP43_GPIO,
MPP44_GPIO,
MPP45_GPIO,
MPP46_GPIO,
MPP47_GPIO,
MPP48_GPIO,
MPP49_GPIO,
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/*
* arch number of board
*/
gd->bd->bi_arch_number = MACH_TYPE_SHEEVAPLUG;
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_RESET_PHY_R
/* Configure and enable MV88E1116 PHY */
void reset_phy(void)
{
u16 reg;
u16 devadr;
char *name = "egiga0";
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..%s could not read PHY dev address\n",
__FUNCTION__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
/* reset the phy */
miiphy_reset(name, devadr);
printf("88E1116 Initialized on %s\n", name);
}
#endif /* CONFIG_RESET_PHY_R */

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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __SHEEVAPLUG_H
#define __SHEEVAPLUG_H
#define SHEEVAPLUG_OE_LOW (~(0))
#define SHEEVAPLUG_OE_HIGH (~(0))
#define SHEEVAPLUG_OE_VAL_LOW (1 << 29) /* USB_PWEN low */
#define SHEEVAPLUG_OE_VAL_HIGH (1 << 17) /* LED pin high */
/* PHY related */
#define MV88E1116_LED_FCTRL_REG 10
#define MV88E1116_CPRSP_CR3_REG 21
#define MV88E1116_MAC_CTRL_REG 21
#define MV88E1116_PGADR_REG 22
#define MV88E1116_RGMII_TXTM_CTRL (1 << 4)
#define MV88E1116_RGMII_RXTM_CTRL (1 << 5)
#endif /* __SHEEVAPLUG_H */