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-$(CONFIG_KERNEL_LZO) := lzo 28 29targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \ 30 uImage.bz2 uImage.lzma uImage.lzo uImage.bin 31extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \ 32 vmlinux.bin.lzo 33subdir- := compressed romimage 34 35$(obj)/zImage: $(obj)/compressed/vmlinux FORCE 36 $(call if_changed,objcopy) 37 @echo ' Kernel: $@ is ready' 38 39$(obj)/compressed/vmlinux: FORCE 40 $(Q)$(MAKE) $(build)=$(obj)/compressed $@ 41 42$(obj)/romImage: $(obj)/romimage/vmlinux FORCE 43 $(call if_changed,objcopy) 44 @echo ' Kernel: $@ is ready' 45 46$(obj)/romimage/vmlinux: $(obj)/zImage FORCE 47 $(Q)$(MAKE) $(build)=$(obj)/romimage $@ 48 49KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \ 50 $$[$(CONFIG_MEMORY_START) & 0x1fffffff]') 51 52KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \ 53 $$[$(CONFIG_PAGE_OFFSET) + \ 54 $(KERNEL_MEMORY) + \ 55 $(CONFIG_ZERO_PAGE_OFFSET)]') 56 57KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \ 58 $$[$(CONFIG_PAGE_OFFSET) + \ 59 $(KERNEL_MEMORY) + \ 60 $(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]') 61 62quiet_cmd_uimage = UIMAGE $@ 63 cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \ 64 -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \ 65 -n 'Linux-$(KERNELRELEASE)' -d $< $@ 66 67$(obj)/vmlinux.bin: vmlinux FORCE 68 $(call if_changed,objcopy) 69 70$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 71 $(call if_changed,gzip) 72 73$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE 74 $(call if_changed,bzip2) 75 76$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE 77 $(call if_changed,lzma) 78 79$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE 80 $(call if_changed,lzo) 81 82$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 83 $(call if_changed,uimage,bzip2) 84 85$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz 86 $(call if_changed,uimage,gzip) 87 88$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma 89 $(call if_changed,uimage,lzma) 90 91$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo 92 $(call if_changed,uimage,lzo) 93 94$(obj)/uImage.bin: $(obj)/vmlinux.bin 95 $(call if_changed,uimage,none) 96 97OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec 98$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux 99 $(call if_changed,objcopy) 100 101OBJCOPYFLAGS_uImage.srec := -I binary -O srec 102$(obj)/uImage.srec: $(obj)/uImage 103 $(call if_changed,objcopy) 104 105$(obj)/uImage: $(obj)/uImage.$(suffix-y) 106 @ln -sf $(notdir $<) $@ 107 @echo ' Image $@ is ready' 108 109export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \ 110 CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY suffix-y 111