72 lines
2.1 KiB
Makefile
72 lines
2.1 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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# Copyright 2007 Gabor Juhos <juhosg@freemail.hu>
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# Modified to support user defined entry point address.
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# Added support for make targets with different names
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#
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LOADADDR := 0x80001000
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BZ_TEXT_START := 0x80300000
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BZ_STARTUP_ORG := 0
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LOADER := loader
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OBJCOPY := $(CROSS_COMPILE)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S
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CFLAGS = -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
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-fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 -mno-abicalls -fno-pic \
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-ffunction-sections -pipe -mlong-calls -fno-common \
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-mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap
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CFLAGS += -DLOADADDR=$(LOADADDR) -D_LZMA_IN_CB
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ASFLAGS = $(CFLAGS) -D__ASSEMBLY__ -DBZ_STARTUP_ORG=$(BZ_STARTUP_ORG)
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LDFLAGS = -static --gc-sections -no-warn-mismatch
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LDFLAGS += -e startup -Ttext $(BZ_TEXT_START) -T loader.lds.in
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OBJECTS := $(LOADER)-head.o decompress.o LzmaDecode.o
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all: $(LOADER).gz $(LOADER).elf
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# Don't build dependencies, this may die if $(CC) isn't gcc
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dep:
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install:
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decompress.o:
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$(CC) $(CFLAGS) -c decompress.c -o $@
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$(LOADER)-head.o:
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$(CC) $(ASFLAGS) -c head.S -o $@
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$(LOADER).gz: $(LOADER).bin
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gzip -nc9 $< > $@
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$(LOADER).elf: $(LOADER).o
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cp $< $@
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$(LOADER).bin: $(LOADER).o
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$(OBJCOPY) -O binary $< $@
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$(LOADER).o: $(OBJECTS)
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$(LD) $(LDFLAGS) -o $@ $(OBJECTS)
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mrproper: clean
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clean:
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rm -f *.gz *.elf *.bin *.o
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