Add r8125 driver

r8125/src/Makefile_linux24x

@@ -0,0 +1,75 @@
+# SPDX-License-Identifier: GPL-2.0-only
+################################################################################
+#
+# r8125 is the Linux device driver released for Realtek 2.5Gigabit Ethernet
+# controllers with PCI-Express interface.
+#
+# Copyright(c) 2021 Realtek Semiconductor Corp. All rights reserved.
+#
+# 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, see <http://www.gnu.org/licenses/>.
+#
+# Author:
+# Realtek NIC software team <nicfae@realtek.com>
+# No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan
+#
+################################################################################
+
+################################################################################
+# This product is covered by one or more of the following patents:
+# US6,570,884, US6,115,776, and US6,327,625.
+################################################################################
+
+CC		:= gcc
+LD		:= ld
+ARCH		:= $(shell uname -m | sed 's/i.86/i386/')
+KSRC		:= /lib/modules/$(shell uname -r)/build
+CONFIG_FILE	:= $(KSRC)/include/linux/autoconf.h
+KMISC		:= /lib/modules/$(shell uname -r)/kernel/drivers/net/
+
+
+ifeq ($(ARCH),x86_64)
+   MODCFLAGS	+= -mcmodel=kernel -mno-red-zone
+endif
+
+#standard flags for module builds
+MODCFLAGS	+= -DLINUX -D__KERNEL__ -DMODULE -O2 -pipe -Wall
+MODCFLAGS	+= -I$(KSRC)/include -I.
+MODCFLAGS	+= -DMODVERSIONS -DEXPORT_SYMTAB -include $(KSRC)/include/linux/modversions.h
+SOURCE		:= r8125_n.c rtl_eeprom.c rtltool.c
+OBJS		:= $(SOURCE:.c=.o)
+
+
+SMP		:= $(shell $(CC) $(MODCFLAGS) -E -dM $(CONFIG_FILE) | \
+   grep CONFIG_SMP | awk '{print $$3}')
+
+ifneq ($(SMP),1)
+   SMP		:= 0
+endif
+
+ifeq ($(SMP),1)
+   MODCFLAGS	+= -D__SMP__
+endif
+
+modules: $(OBJS)
+	$(LD) -r $^ -o r8125.o
+	strip --strip-debug r8125.o
+
+%.o: %.c
+	$(CC) $(MODCFLAGS) -c $< -o $@
+
+clean:
+	rm *.o -f
+
+install:
+	install -m 744 -c r8125.o $(KMISC)