Major cleanup :

[openwrt.git] / target / linux / brcm63xx-2.6 / image / lzma-loader / src / Makefile

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 (file)
index 0000000..85a8646
--- /dev/null
+++ 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