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 = $(TOPDIR)/vmlinux 16KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ ) 17KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ ) 18 19LDSCRIPT= -L$(obj) -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 $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $< 28 29OBJECTS = head.o kImage.o 30 31rom.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 52clean: 53 rm -f rom rom.bin rom.sw kImage.bin kImage.o 54