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 9ifndef Version 10 Version = "$(USER)-test" 11endif 12 13MKLASATIMG = mklasatimg 14MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200 15KERNEL_IMAGE = vmlinux 16KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ ) 17KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ ) 18 19LDSCRIPT= -L$(srctree)/$(src) -Tromscript.normal 20 21HEAD_DEFINES := -D_kernel_start=0x$(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) $(LINUXINCLUDE) -c -o $@ $< 28 29OBJECTS = head.o kImage.o 30 31rom.sw: $(obj)/rom.sw 32rom.bin: $(obj)/rom.bin 33 34$(obj)/rom.sw: $(obj)/rom.bin 35 $(MKLASATIMG) -o $@ -k $^ -m $(MKLASATIMG_ARCH) 36 37$(obj)/rom.bin: $(obj)/rom 38 $(OBJCOPY) -O binary -S $^ $@ 39 40# Rule to make the bootloader 41$(obj)/rom: $(addprefix $(obj)/,$(OBJECTS)) 42 $(LD) $(LDFLAGS) $(LDSCRIPT) -o $@ $^ 43 44$(obj)/%.o: $(obj)/%.gz 45 $(LD) -r -o $@ -b binary $< 46 47$(obj)/%.gz: $(obj)/%.bin 48 gzip -cf -9 $< > $@ 49 50$(obj)/kImage.bin: $(KERNEL_IMAGE) 51 $(OBJCOPY) -O binary -S $^ $@ 52 53clean: 54 rm -f rom rom.bin rom.sw kImage.bin kImage.o 55