2 # MAKEFILE FOR THE MIPS LINUX BOOTLOADER AND ROM DEBUGGER
6 # Author: Thomas Horsten <thh@i-data.com>
10 Version = "$(USER)-test"
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) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ )
19 LDSCRIPT= -L$(obj) -Tromscript.normal
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)
26 $(obj)/head.o: $(obj)/head.S $(KERNEL_IMAGE)
27 $(CC) -fno-pic $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $<
29 OBJECTS = head.o kImage.o
33 $(obj)/rom.sw: $(obj)/rom.bin
34 $(MKLASATIMG) -o $@ -k $^ -m $(MKLASATIMG_ARCH)
36 $(obj)/rom.bin: $(obj)/rom
37 $(OBJCOPY) -O binary -S $^ $@
39 # Rule to make the bootloader
40 $(obj)/rom: $(addprefix $(obj)/,$(OBJECTS))
41 $(LD) $(LDFLAGS) $(LDSCRIPT) -o $@ $^
43 $(obj)/%.o: $(obj)/%.gz
44 $(LD) -r -o $@ -b binary $<
46 $(obj)/%.gz: $(obj)/%.bin
49 $(obj)/kImage.bin: $(KERNEL_IMAGE)
50 $(OBJCOPY) -O binary -S $^ $@
53 rm -f rom rom.bin rom.sw kImage.bin kImage.o