1# 2# arch/sh/boot/compressed/Makefile_64 3# 4# create a compressed vmlinux image from the original vmlinux 5# 6# Copyright (C) 2002 Stuart Menefy 7# Copyright (C) 2004 Paul Mundt 8# 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 11# for more details. 12# 13 14targets := vmlinux vmlinux.bin vmlinux.bin.gz \ 15 head_64.o misc_64.o cache.o piggy.o 16 17OBJECTS := $(obj)/vmlinux_64.lds $(obj)/head_64.o $(obj)/misc_64.o \ 18 $(obj)/cache.o 19 20# 21# ZIMAGE_OFFSET is the load offset of the compression loader 22# (4M for the kernel plus 64K for this loader) 23# 24ZIMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ 25 $$[$(CONFIG_PAGE_OFFSET)+0x400000+0x10000]') 26 27LDFLAGS_vmlinux := -Ttext $(ZIMAGE_OFFSET) -e startup \ 28 -T $(obj)/../../kernel/vmlinux.lds 29 30$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE 31 $(call if_changed,ld) 32 @: 33 34$(obj)/vmlinux.bin: vmlinux FORCE 35 $(call if_changed,objcopy) 36 37$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 38 $(call if_changed,gzip) 39 40OBJCOPYFLAGS += -R .empty_zero_page 41 42$(obj)/piggy.o: $(obj)/piggy.S $(obj)/vmlinux.bin.gz FORCE 43 $(call if_changed,as_o_S) 44