You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
1.9 KiB
74 lines
1.9 KiB
#
|
|
# Makefile for the kernel relocation stub for MIPS devices
|
|
#
|
|
# Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
|
|
# Copyright (C) 2015 Felix Fietkau <nbd@openwrt.org>
|
|
#
|
|
# Some parts of this file was based on the OpenWrt specific lzma-loader
|
|
# for the BCM47xx and ADM5120 based boards:
|
|
# Copyright (C) 2004 Manuel Novoa III (mjn3@codepoet.org)
|
|
# Copyright (C) 2005 Mineharu Takahara <mtakahar@yahoo.com>
|
|
# Copyright (C) 2005 by Oleg I. Vdovikin <oleg@cs.msu.su>
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify it
|
|
# under the terms of the GNU General Public License version 2 as published
|
|
# by the Free Software Foundation.
|
|
#
|
|
|
|
LOADADDR :=
|
|
LZMA_TEXT_START := 0x81000000
|
|
LOADER_DATA :=
|
|
BOARD :=
|
|
FLASH_OFFS :=
|
|
FLASH_MAX :=
|
|
PLATFORM :=
|
|
CACHELINE_SIZE := 32
|
|
|
|
CC := $(CROSS_COMPILE)gcc
|
|
LD := $(CROSS_COMPILE)ld
|
|
OBJCOPY := $(CROSS_COMPILE)objcopy
|
|
OBJDUMP := $(CROSS_COMPILE)objdump
|
|
|
|
BIN_FLAGS := -O binary -R .reginfo -R .note -R .comment -R .mdebug -S
|
|
|
|
CFLAGS = -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
|
|
-fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 \
|
|
-mno-abicalls -fno-pic -ffunction-sections -pipe -mlong-calls \
|
|
-fno-common -ffreestanding -fhonour-copts \
|
|
-mabi=32 -march=mips32r2 \
|
|
-Wa,-32 -Wa,-march=mips32r2 -Wa,-mips32r2 -Wa,--trap \
|
|
-DCONFIG_CACHELINE_SIZE=$(CACHELINE_SIZE) \
|
|
-DKERNEL_ADDR=$(KERNEL_ADDR)
|
|
|
|
ASFLAGS = $(CFLAGS) -D__ASSEMBLY__
|
|
|
|
LDFLAGS = -static --gc-sections -no-warn-mismatch
|
|
LDFLAGS += -e startup -T loader.lds -Ttext $(LZMA_TEXT_START)
|
|
|
|
O_FORMAT = $(shell $(OBJDUMP) -i | head -2 | grep elf32)
|
|
|
|
OBJECTS := head.o
|
|
|
|
all: head.o loader.bin
|
|
|
|
# Don't build dependencies, this may die if $(CC) isn't gcc
|
|
dep:
|
|
|
|
install:
|
|
|
|
%.o : %.c
|
|
$(CC) $(CFLAGS) -c -o $@ $<
|
|
|
|
%.o : %.S
|
|
$(CC) $(ASFLAGS) -c -o $@ $<
|
|
|
|
loader: $(OBJECTS)
|
|
$(LD) $(LDFLAGS) -o $@ $(OBJECTS)
|
|
|
|
loader.bin: loader
|
|
$(OBJCOPY) $(BIN_FLAGS) $< $@
|
|
|
|
mrproper: clean
|
|
|
|
clean:
|
|
rm -f loader *.elf *.bin *.o
|
|
|