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1da177e4 LT |
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="\"$(Version)\"" \ | |
42a3b4f2 | 24 | -D TIMESTAMP=$(shell date +%s) |
1da177e4 LT |
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 |