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Commit | Line | Data |
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1da177e4 LT |
1 | # |
2 | # linux/arch/etrax100/boot/compressed/Makefile | |
3 | # | |
4 | # create a compressed vmlinux image from the original vmlinux files and romfs | |
5 | # | |
6 | ||
7 | CC = gcc-cris -melf -I $(TOPDIR)/include | |
8 | CFLAGS = -O2 | |
9 | LD = ld-cris | |
10 | OBJCOPY = objcopy-cris | |
11 | OBJCOPYFLAGS = -O binary --remove-section=.bss | |
12 | OBJECTS = head.o misc.o | |
13 | ||
14 | # files to compress | |
15 | SYSTEM = $(TOPDIR)/vmlinux.bin | |
16 | ||
17 | all: vmlinuz | |
18 | ||
19 | decompress.bin: $(OBJECTS) | |
20 | $(LD) -T decompress.ld -o decompress.o $(OBJECTS) | |
21 | $(OBJCOPY) $(OBJCOPYFLAGS) decompress.o decompress.bin | |
22 | # save it for mkprod in the topdir. | |
23 | cp decompress.bin $(TOPDIR) | |
24 | ||
25 | ||
26 | vmlinuz: piggy.img decompress.bin | |
27 | cat decompress.bin piggy.img > vmlinuz | |
28 | rm -f piggy.img | |
29 | ||
30 | head.o: head.S | |
31 | $(CC) -D__ASSEMBLY__ -traditional -c head.S -o head.o | |
32 | ||
33 | # gzip the kernel image | |
34 | ||
35 | piggy.img: $(SYSTEM) | |
36 | cat $(SYSTEM) | gzip -f -9 > piggy.img | |
37 | ||
38 | clean: | |
39 | rm -f piggy.img vmlinuz vmlinuz.o | |
40 |