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authorFlorian Fainelli <florian@openwrt.org>2007-04-08 17:20:01 +0000
committerFlorian Fainelli <florian@openwrt.org>2007-04-08 17:20:01 +0000
commitebfd23d3b4233965b9094f640f633228f0b44984 (patch)
treef956bac450accbf5a884308d5e98b2f2e9401f1e /target/linux/brcm63xx-2.6/image/lzma-loader/src/Makefile
parent01e84cef1a988834b444b7bebba15f5268873d35 (diff)
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Major cleanup : - no more Broadcom kerSys* code - working runtime boot loader detection - updated flash map driver
SVN-Revision: 6896
Diffstat (limited to 'target/linux/brcm63xx-2.6/image/lzma-loader/src/Makefile')
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1 files changed, 77 insertions, 0 deletions
diff --git a/target/linux/brcm63xx-2.6/image/lzma-loader/src/Makefile b/target/linux/brcm63xx-2.6/image/lzma-loader/src/Makefile
new file mode 100644
index 0000000..85a8646
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+++ b/target/linux/brcm63xx-2.6/image/lzma-loader/src/Makefile
@@ -0,0 +1,77 @@
+#
+# Makefile for Broadcom BCM947XX boards
+#
+# Copyright 2001-2003, Broadcom Corporation
+# All Rights Reserved.
+#
+# THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
+# KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
+# SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
+# FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
+#
+# Copyright 2004 Manuel Novoa III <mjn3@codepoet.org>
+# Modified to support bzip'd kernels.
+# Of course, it would be better to integrate bunzip capability into CFE.
+#
+# Copyright 2005 Oleg I. Vdovikin <oleg@cs.msu.su>
+# Cleaned up, modified for lzma support, removed from kernel
+#
+
+TEXT_START := 0x80001000
+BZ_TEXT_START := 0x80300000
+
+OBJCOPY := $(CROSS_COMPILE)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S
+
+CFLAGS = -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
+ -fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 -mno-abicalls -fno-pic \
+ -ffunction-sections -pipe -mlong-calls -fno-common \
+ -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap
+CFLAGS += -DLOADADDR=$(TEXT_START) -D_LZMA_IN_CB
+
+ASFLAGS = $(CFLAGS) -D__ASSEMBLY__ -DBZ_TEXT_START=$(BZ_TEXT_START)
+
+SEDFLAGS := s/BZ_TEXT_START/$(BZ_TEXT_START)/;s/TEXT_START/$(TEXT_START)/
+
+OBJECTS := head.o data.o
+
+all: loader.gz loader.elf
+
+# Don't build dependencies, this may die if $(CC) isn't gcc
+dep:
+
+install:
+
+loader.gz: loader
+ gzip -nc9 $< > $@
+
+loader.elf: loader.o
+ cp $< $@
+
+loader: loader.o
+ $(OBJCOPY) $< $@
+
+loader.o: loader.lds $(OBJECTS)
+ $(LD) -static --gc-sections -no-warn-mismatch -T loader.lds -o $@ $(OBJECTS)
+
+loader.lds: loader.lds.in Makefile
+ @sed "$(SEDFLAGS)" < $< > $@
+
+data.o: data.lds decompress.image
+ $(LD) -no-warn-mismatch -T data.lds -r -o $@ -b binary decompress.image -b elf32-tradlittlemips
+
+data.lds:
+ @echo "SECTIONS { .data : { code_start = .; *(.data) code_stop = .; }}" > $@
+
+decompress.image: decompress
+ $(OBJCOPY) $< $@
+
+decompress: decompress.lds decompress.o LzmaDecode.o
+ $(LD) -static --gc-sections -no-warn-mismatch -T decompress.lds -o $@ decompress.o LzmaDecode.o
+
+decompress.lds: decompress.lds.in Makefile
+ @sed "$(SEDFLAGS)" < $< > $@
+
+mrproper: clean
+
+clean:
+ rm -f loader.gz loader decompress *.lds *.o *.image