openwrt/target/linux/image/aruba/lzma-loader/src/Makefile

   1 LOADADDR = 0x81000000
   2 RAMSIZE = 0x00100000            # 1MB
   3
   4 CROSS_COMPILE = mips-linux-
   5
   6 .S.s:
   7         $(CPP) $(CFLAGS) $< -o $*.s
   8 .S.o:
   9         $(CC) $(CFLAGS) -c $< -o $*.o
  10 .c.o:
  11         $(CC) $(CFLAGS) -c $< -o $*.o
  12
  13 CC =       $(CROSS_COMPILE)gcc
  14 LD =       $(CROSS_COMPILE)ld
  15 OBJCOPY =  $(CROSS_COMPILE)objcopy
  16 OBJDUMP =  $(CROSS_COMPILE)objdump
  17
  18 CFLAGS = -fno-builtin -Os -G 0 -mno-abicalls -fno-pic -Wall -DRAMSIZE=${RAMSIZE} -D_LZMA_IN_CB
  19 # CFLAGS = -fno-builtin -Os -G 0 -mno-abicalls -fno-pic -Wall -DRAMSIZE=${RAMSIZE}
  20
  21 O_FORMAT = $(shell $(OBJDUMP) -i | head -2 | grep elf32)
  22
  23 # Drop some uninteresting sections in the kernel.
  24 # This is only relevant for ELF kernels but doesn't hurt a.out
  25 drop-sections   = .reginfo .mdebug .comment
  26 strip-flags     = $(addprefix --remove-section=,$(drop-sections))
  27
  28
  29 all : lzma.elf
  30
  31 kernel.o: vmlinux.lzma
  32         $(LD) -r -b binary --oformat $(O_FORMAT) -o $@ $<
  33
  34 lzma.elf: start.o decompress.o LzmaDecode.o kernel.o
  35         $(LD) -s -Tlzma.lds -o $@ $^
  36
  37 clean:
  38         rm -f *.o lzma.elf