2 # arch/sh/boot/compressed/Makefile_64
4 # create a compressed vmlinux image from the original vmlinux
6 # Copyright (C) 2002 Stuart Menefy
7 # Copyright (C) 2004 Paul Mundt
9 # This file is subject to the terms and conditions of the GNU General Public
10 # License. See the file "COPYING" in the main directory of this archive
14 targets := vmlinux vmlinux.bin vmlinux.bin.gz \
15 head_64.o misc_64.o cache.o piggy.o
17 OBJECTS := $(obj)/vmlinux_64.lds $(obj)/head_64.o $(obj)/misc_64.o \
21 # ZIMAGE_OFFSET is the load offset of the compression loader
22 # (4M for the kernel plus 64K for this loader)
24 ZIMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
25 $$[$(CONFIG_PAGE_OFFSET)+0x400000+0x10000]')
27 LDFLAGS_vmlinux := -Ttext $(ZIMAGE_OFFSET) -e startup \
28 -T $(obj)/../../kernel/vmlinux.lds
30 $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE
34 $(obj)/vmlinux.bin: vmlinux FORCE
35 $(call if_changed,objcopy)
37 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
38 $(call if_changed,gzip)
40 LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh64-linux -T
41 OBJCOPYFLAGS += -R .empty_zero_page
43 $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE