arch/mips/lasat/image/Makefile

   1 #
   2 # MAKEFILE FOR THE MIPS LINUX BOOTLOADER AND ROM DEBUGGER
   3 #
   4 # i-data Networks
   5 #
   6 # Author: Thomas Horsten <thh@i-data.com>
   7 #
   8
   9 ifndef Version
  10  Version = "$(USER)-test"
  11 endif
  12
  13 MKLASATIMG = mklasatimg
  14 MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200
  15 KERNEL_IMAGE = $(TOPDIR)/vmlinux
  16 KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ )
  17 KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ )
  18
  19 LDSCRIPT= -L$(obj) -Tromscript.normal
  20
  21 HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \
  22                 -D_kernel_entry=0x$(KERNEL_ENTRY) \
  23                 -D VERSION="\"$(Version)\"" \
  24                 -D TIMESTAMP=$(shell date +%s)
  25
  26 $(obj)/head.o: $(obj)/head.S $(KERNEL_IMAGE)
  27         $(CC) -fno-pic $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $<
  28
  29 OBJECTS = head.o kImage.o
  30
  31 rom.sw: $(obj)/rom.sw
  32
  33 $(obj)/rom.sw:  $(obj)/rom.bin
  34         $(MKLASATIMG) -o $@ -k $^ -m $(MKLASATIMG_ARCH)
  35
  36 $(obj)/rom.bin: $(obj)/rom
  37         $(OBJCOPY) -O binary -S $^ $@
  38
  39 # Rule to make the bootloader
  40 $(obj)/rom: $(addprefix $(obj)/,$(OBJECTS))
  41         $(LD) $(LDFLAGS) $(LDSCRIPT) -o $@ $^
  42
  43 $(obj)/%.o: $(obj)/%.gz
  44         $(LD) -r -o $@ -b binary $<
  45
  46 $(obj)/%.gz: $(obj)/%.bin
  47         gzip -cf -9 $< > $@
  48
  49 $(obj)/kImage.bin: $(KERNEL_IMAGE)
  50         $(OBJCOPY) -O binary -S $^ $@
  51
  52 clean:
  53         rm -f rom rom.bin rom.sw kImage.bin kImage.o