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bd6f055e6a
Current kernels have the same kernel entry as load address, so just set them like this. Also, the BCM963xx uses 0x80010000 as its load address, so use this too. Signed-off-by: Axel Gembe <ago@bastart.eu.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11169 3c298f89-4303-0410-b956-a3cf2f4a3e73
78 lines
2.3 KiB
Makefile
78 lines
2.3 KiB
Makefile
#
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# Makefile for Broadcom BCM947XX boards
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#
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# Copyright 2001-2003, Broadcom Corporation
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# All Rights Reserved.
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#
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# THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
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# KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
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# SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
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# FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
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#
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# Copyright 2004 Manuel Novoa III <mjn3@codepoet.org>
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# Modified to support bzip'd kernels.
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# Of course, it would be better to integrate bunzip capability into CFE.
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#
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# Copyright 2005 Oleg I. Vdovikin <oleg@cs.msu.su>
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# Cleaned up, modified for lzma support, removed from kernel
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#
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TEXT_START := 0x80010000
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BZ_TEXT_START := 0x80300000
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OBJCOPY := $(CROSS_COMPILE)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S
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CFLAGS = -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
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-fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 -mno-abicalls -fno-pic \
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-ffunction-sections -pipe -mlong-calls -fno-common \
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-mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap
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CFLAGS += -DLOADADDR=$(TEXT_START) -D_LZMA_IN_CB
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ASFLAGS = $(CFLAGS) -D__ASSEMBLY__ -DBZ_TEXT_START=$(BZ_TEXT_START)
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SEDFLAGS := s/BZ_TEXT_START/$(BZ_TEXT_START)/;s/TEXT_START/$(TEXT_START)/
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OBJECTS := head.o data.o
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all: loader.gz loader.elf
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# Don't build dependencies, this may die if $(CC) isn't gcc
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dep:
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install:
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loader.gz: loader
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gzip -nc9 $< > $@
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loader.elf: loader.o
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cp $< $@
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loader: loader.o
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$(OBJCOPY) $< $@
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loader.o: loader.lds $(OBJECTS)
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$(LD) -static --gc-sections -no-warn-mismatch -T loader.lds -o $@ $(OBJECTS)
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loader.lds: loader.lds.in Makefile
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@sed "$(SEDFLAGS)" < $< > $@
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data.o: data.lds decompress.image
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$(LD) -no-warn-mismatch -T data.lds -r -o $@ -b binary decompress.image -b elf32-tradlittlemips
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data.lds:
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@echo "SECTIONS { .data : { code_start = .; *(.data) code_stop = .; }}" > $@
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decompress.image: decompress
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$(OBJCOPY) $< $@
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decompress: decompress.lds decompress.o LzmaDecode.o
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$(LD) -static --gc-sections -no-warn-mismatch -T decompress.lds -o $@ decompress.o LzmaDecode.o
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decompress.lds: decompress.lds.in Makefile
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@sed "$(SEDFLAGS)" < $< > $@
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mrproper: clean
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clean:
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rm -f loader.gz loader decompress *.lds *.o *.image
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