Add board specific code, autodetect the kernel, fixes #1707, thanks Gabor Juhos

[openwrt-10.03/.git] / target / linux / adm5120-2.6 / image / lzma-loader / src / Makefile

diff --git a/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile b/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile
index e94be307dada0181c055f9bcbb7daf0bd1543a3e..0f4ffa63a9c6a3bf9a299e1df4268bf91d4df01d 100644 (file)
--- a/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile
+++ b/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile
@@ -22,51 +22,65 @@
 #
 
 LOADADDR       := 0x80001000
-BZ_TEXT_START  := 0x80300000
-BZ_STARTUP_ORG := 0
-LOADER         := loader
+LZMA_TEXT_START        := 0x80500000
+LZMA_STARTUP_ORG:= 0
+LOADER_DATA    :=
 
-OBJCOPY                := $(CROSS_COMPILE)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S
+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 \
                  -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap
-CFLAGS         += -DLOADADDR=$(LOADADDR) -D_LZMA_IN_CB
+CFLAGS         += -DLOADADDR=$(LOADADDR)
 
-ASFLAGS                = $(CFLAGS) -D__ASSEMBLY__ -DBZ_STARTUP_ORG=$(BZ_STARTUP_ORG)
+ASFLAGS                = $(CFLAGS) -D__ASSEMBLY__ -DLZMA_STARTUP_ORG=$(LZMA_STARTUP_ORG)
 
 LDFLAGS                = -static --gc-sections -no-warn-mismatch
-LDFLAGS                += -e startup -Ttext $(BZ_TEXT_START) -T loader.lds.in
+LDFLAGS                += -e startup -T loader.lds -Ttext $(LZMA_TEXT_START)
+
+O_FORMAT       = $(shell $(OBJDUMP) -i | head -2 | grep elf32)
 
-OBJECTS                := $(LOADER)-head.o decompress.o LzmaDecode.o
+OBJECTS                := head.o decompress.o board.o LzmaDecode.o
 
-all: $(LOADER).gz $(LOADER).elf
+ifneq ($(strip $(LOADER_DATA)),)
+OBJECTS                += data.o
+CFLAGS         += -DLZMA_WRAPPER=1
+else
+CFLAGS         += -D_LZMA_IN_CB
+endif
+
+all: loader.bin
 
 # Don't build dependencies, this may die if $(CC) isn't gcc
 dep:
 
 install:
 
-decompress.o:
-       $(CC) $(CFLAGS) -c decompress.c -o $@
-
-$(LOADER)-head.o:
-       $(CC) $(ASFLAGS) -c head.S -o $@
+%.o : %.c
+       $(CC) $(CFLAGS) -c -o $@ $<
 
-$(LOADER).gz: $(LOADER).bin
-       gzip -nc9 $< > $@
+%.o : %.S
+       $(CC) $(ASFLAGS) -c -o $@ $<
 
-$(LOADER).elf: $(LOADER).o
-       cp $< $@
+data.o: $(LOADER_DATA)
+       $(LD) -r -b binary --oformat $(O_FORMAT) -T lzma-data.lds -o $@ $<
 
-$(LOADER).bin: $(LOADER).o
-       $(OBJCOPY) -O binary $< $@
+loader.bin: loader.elf
+       $(OBJCOPY) $(BIN_FLAGS) $< $@
 
-$(LOADER).o: $(OBJECTS)
+loader.elf: $(OBJECTS)
        $(LD) $(LDFLAGS) -o $@ $(OBJECTS)
 
 mrproper: clean
 
 clean:
        rm -f *.gz *.elf *.bin *.o
+
+
+