1# 2# arch/sh/boot/Makefile 3# 4# This file is subject to the terms and conditions of the GNU General Public 5# License. See the file "COPYING" in the main directory of this archive 6# for more details. 7# 8# Copyright (C) 1999 Stuart Menefy 9# 10 11MKIMAGE := $(srctree)/scripts/mkuboot.sh 12 13# 14# Assign safe dummy values if these variables are not defined, 15# in order to suppress error message. 16# 17CONFIG_PAGE_OFFSET ?= 0x80000000 18CONFIG_MEMORY_START ?= 0x0c000000 19CONFIG_BOOT_LINK_OFFSET ?= 0x00800000 20CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000 21CONFIG_ENTRY_OFFSET ?= 0x00001000 22 23suffix-y := bin 24suffix-$(CONFIG_KERNEL_GZIP) := gz 25suffix-$(CONFIG_KERNEL_BZIP2) := bz2 26suffix-$(CONFIG_KERNEL_LZMA) := lzma 27suffix-$(CONFIG_KERNEL_XZ) := xz 28suffix-$(CONFIG_KERNEL_LZO) := lzo 29 30targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \ 31 uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin 32extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \ 33 vmlinux.bin.xz vmlinux.bin.lzo 34subdir- := compressed romimage 35 36$(obj)/zImage: $(obj)/compressed/vmlinux FORCE 37 $(call if_changed,objcopy) 38 @echo ' Kernel: $@ is ready' 39 40$(obj)/compressed/vmlinux: FORCE 41 $(Q)$(MAKE) $(build)=$(obj)/compressed $@ 42 43$(obj)/romImage: $(obj)/romimage/vmlinux FORCE 44 $(call if_changed,objcopy) 45 @echo ' Kernel: $@ is ready' 46 47$(obj)/romimage/vmlinux: $(obj)/zImage FORCE 48 $(Q)$(MAKE) $(build)=$(obj)/romimage $@ 49 50KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \ 51 $$[$(CONFIG_MEMORY_START) & 0x1fffffff]') 52 53KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \ 54 $$[$(CONFIG_PAGE_OFFSET) + \ 55 $(KERNEL_MEMORY) + \ 56 $(CONFIG_ZERO_PAGE_OFFSET)]') 57 58KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \ 59 $$[$(CONFIG_PAGE_OFFSET) + \ 60 $(KERNEL_MEMORY) + \ 61 $(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]') 62 63quiet_cmd_uimage = UIMAGE $@ 64 cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \ 65 -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \ 66 -n 'Linux-$(KERNELRELEASE)' -d $< $@ 67 68$(obj)/vmlinux.bin: vmlinux FORCE 69 $(call if_changed,objcopy) 70 71$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 72 $(call if_changed,gzip) 73 74$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE 75 $(call if_changed,bzip2) 76 77$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE 78 $(call if_changed,lzma) 79 80$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE 81 $(call if_changed,xzkern) 82 83$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE 84 $(call if_changed,lzo) 85 86$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 87 $(call if_changed,uimage,bzip2) 88 89$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz 90 $(call if_changed,uimage,gzip) 91 92$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma 93 $(call if_changed,uimage,lzma) 94 95$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz 96 $(call if_changed,uimage,xz) 97 98$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo 99 $(call if_changed,uimage,lzo) 100 101$(obj)/uImage.bin: $(obj)/vmlinux.bin 102 $(call if_changed,uimage,none) 103 104OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec 105$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux 106 $(call if_changed,objcopy) 107 108OBJCOPYFLAGS_uImage.srec := -I binary -O srec 109$(obj)/uImage.srec: $(obj)/uImage 110 $(call if_changed,objcopy) 111 112$(obj)/uImage: $(obj)/uImage.$(suffix-y) 113 @ln -sf $(notdir $<) $@ 114 @echo ' Image $@ is ready' 115 116export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \ 117 CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY suffix-y 118