From ea98098756f444705f539212118ffb2c70f2e33c Mon Sep 17 00:00:00 2001
From: Ycarus <ycarus@zugaina.org>
Date: Mon, 9 Apr 2018 21:14:32 +0200
Subject: [PATCH] Test support for RPI3 B+

---
 .../base-files/etc/board.d/02_network         | 30 +++++++
 .../lib/05_set_preinit_iface_brcm2708         | 20 +++++
 root/target/linux/brcm2708/image/Makefile     | 85 +++++++++++++++++++
 3 files changed, 135 insertions(+)
 create mode 100755 root/target/linux/brcm2708/base-files/etc/board.d/02_network
 create mode 100644 root/target/linux/brcm2708/base-files/lib/05_set_preinit_iface_brcm2708
 create mode 100644 root/target/linux/brcm2708/image/Makefile

diff --git a/root/target/linux/brcm2708/base-files/etc/board.d/02_network b/root/target/linux/brcm2708/base-files/etc/board.d/02_network
new file mode 100755
index 00000000..c8449bb7
--- /dev/null
+++ b/root/target/linux/brcm2708/base-files/etc/board.d/02_network
@@ -0,0 +1,30 @@
+#!/bin/sh
+# Copyright (C) 2014-2016 OpenWrt.org
+# Copyright (C) 2017 LEDE project
+
+. /lib/functions/uci-defaults.sh
+. /lib/functions.sh
+. /lib/functions/system.sh
+
+board_config_update
+
+board=$(board_name)
+
+case "$board" in
+raspberrypi,model-b |\
+raspberrypi,model-b-plus |\
+raspberrypi,model-b-rev2 |\
+raspberrypi,2-model-b |\
+raspberrypi,3-model-b |\
+raspberrypi,3-model-b-plus)
+	ucidef_set_interface_lan "eth0"
+	;;
+
+raspberrypi,model-zero-w)
+	ucidef_set_interface_lan "wlan0"
+	;;
+esac
+
+board_config_flush
+
+exit 0
diff --git a/root/target/linux/brcm2708/base-files/lib/05_set_preinit_iface_brcm2708 b/root/target/linux/brcm2708/base-files/lib/05_set_preinit_iface_brcm2708
new file mode 100644
index 00000000..3a5c198f
--- /dev/null
+++ b/root/target/linux/brcm2708/base-files/lib/05_set_preinit_iface_brcm2708
@@ -0,0 +1,20 @@
+#!/bin/sh
+# Copyright (C) 2015-2016 OpenWrt.org
+# Copyright (C) 2017 LEDE project
+
+set_preinit_iface() {
+	. /lib/functions.sh
+
+	case "$(board_name)" in
+	raspberrypi,2-model-b |\
+	raspberrypi,3-model-b |\
+	raspberrypi,3-model-b-plus |\
+	raspberrypi,model-b |\
+	raspberrypi,model-b-plus |\
+	raspberrypi,model-b-rev2)
+		ifname=eth0
+		;;
+	esac
+}
+
+boot_hook_add preinit_main set_preinit_iface
diff --git a/root/target/linux/brcm2708/image/Makefile b/root/target/linux/brcm2708/image/Makefile
new file mode 100644
index 00000000..ce42b105
--- /dev/null
+++ b/root/target/linux/brcm2708/image/Makefile
@@ -0,0 +1,85 @@
+# 
+# Copyright (C) 2012-2015 OpenWrt.org
+# Copyright (C) 2016-2017 LEDE project
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/image.mk
+
+FAT32_BLOCK_SIZE=1024
+FAT32_BLOCKS=$(shell echo $$(($(CONFIG_BRCM2708_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
+
+define Build/Compile
+	$(CP) $(LINUX_DIR)/COPYING $(KDIR)/COPYING.linux
+endef
+
+### Image scripts ###
+define Build/kernel-img
+	perl $(LINUX_DIR)/scripts/mkknlimg $@ $@.tmp
+	mv $@.tmp $@
+endef
+
+define Build/boot-img
+	rm -f $@.boot
+	mkfs.fat -C $@.boot $(FAT32_BLOCKS)
+	mcopy -i $@.boot $(KDIR)/COPYING.linux ::
+	mcopy -i $@.boot $(KDIR)/bootcode.bin ::
+	mcopy -i $@.boot $(KDIR)/LICENCE.broadcom ::
+	mcopy -i $@.boot $(KDIR)/start.elf ::
+	mcopy -i $@.boot $(KDIR)/start_cd.elf ::
+	mcopy -i $@.boot $(KDIR)/fixup.dat ::
+	mcopy -i $@.boot $(KDIR)/fixup_cd.dat ::
+	mcopy -i $@.boot cmdline.txt ::
+	mcopy -i $@.boot config.txt ::
+	mcopy -i $@.boot $(IMAGE_KERNEL) ::$(KERNEL_IMG)
+	$(foreach dts,$(shell echo $(DEVICE_DTS)),mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb ::;)
+	mmd -i $@.boot ::/overlays
+	mcopy -i $@.boot $(DTS_DIR)/overlays/*.dtbo ::/overlays/
+	mcopy -i $@.boot $(DTS_DIR)/overlays/README ::/overlays/
+endef
+
+define Build/sdcard-img
+	./gen_rpi_sdcard_img.sh $@ $@.boot $(IMAGE_ROOTFS) \
+		$(CONFIG_BRCM2708_SD_BOOT_PARTSIZE) $(CONFIG_TARGET_ROOTFS_PARTSIZE)
+endef
+
+### Devices ###
+define Device/Default
+  FILESYSTEMS := ext4
+  KERNEL := kernel-bin | kernel-img
+  KERNEL_IMG := kernel.img
+  IMAGES := sdcard.img.gz
+  IMAGE/sdcard.img.gz := boot-img | sdcard-img | gzip | append-metadata
+endef
+
+define Device/rpi
+  DEVICE_TITLE := Raspberry Pi B/B+/CM/Zero/ZeroW
+  DEVICE_DTS := bcm2708-rpi-b bcm2708-rpi-b-plus bcm2708-rpi-cm bcm2708-rpi-0-w
+  SUPPORTED_DEVICES := rpi-b rpi-b-plus rpi-cm rpi-zero rpi-zero-w raspberrypi,model-b raspberrypi,model-b-plus raspberrypi,compute-module-1 raspberrypi,model-b-rev2 raspberrypi,model-zero raspberrypi,model-zero-w
+endef
+ifeq ($(SUBTARGET),bcm2708)
+  TARGET_DEVICES += rpi
+endif
+
+define Device/rpi-2
+  DEVICE_TITLE := Raspberry Pi 2B/3B/3CM
+  DEVICE_DTS := bcm2709-rpi-2-b bcm2710-rpi-3-b bcm2710-rpi-cm3
+  SUPPORTED_DEVICES := rpi-2-b rpi-3-b rpi-cm raspberrypi,2-model-b raspberrypi,3-model-b raspberrypi,compute-module-3
+endef
+ifeq ($(SUBTARGET),bcm2709)
+  TARGET_DEVICES += rpi-2
+endif
+
+define Device/rpi-3
+  KERNEL_IMG := kernel8.img
+  DEVICE_TITLE := Raspberry Pi 3B (64 bit)
+  DEVICE_DTS := broadcom/bcm2710-rpi-3-b broadcom/bcm2710-rpi-3-b-plus
+  SUPPORTED_DEVICES := rpi-3-b rpi-3-b-plus raspberrypi,3-model-b raspberrypi,3-model-b-plus
+endef
+ifeq ($(SUBTARGET),bcm2710)
+  TARGET_DEVICES += rpi-3
+endif
+
+$(eval $(call BuildImage))