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 := $(srctree)/scripts/mkuboot.sh 12 13# 14# Assign safe dummy values if these variables are not defined, 15# in order to suppress error message. 16# 17CONFIG_PAGE_OFFSET ?= 0x80000000 18CONFIG_MEMORY_START ?= 0x0c000000 19CONFIG_BOOT_LINK_OFFSET ?= 0x00800000 20CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000 21CONFIG_ENTRY_OFFSET ?= 0x00001000 22 23suffix-$(CONFIG_KERNEL_GZIP) := gz 24suffix-$(CONFIG_KERNEL_BZIP2) := bz2 25suffix-$(CONFIG_KERNEL_LZMA) := lzma 26 27targets := zImage vmlinux.srec uImage uImage.srec uImage.gz uImage.bz2 uImage.lzma 28extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma 29subdir- := compressed 30 31$(obj)/zImage: $(obj)/compressed/vmlinux FORCE 32 $(call if_changed,objcopy) 33 @echo ' Kernel: $@ is ready' 34 35$(obj)/compressed/vmlinux: FORCE 36 $(Q)$(MAKE) $(build)=$(obj)/compressed $@ 37 38KERNEL_MEMORY := 0x00000000 39ifeq ($(CONFIG_PMB_FIXED),y) 40KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \ 41 $$[$(CONFIG_MEMORY_START) & 0x1fffffff]') 42endif 43ifeq ($(CONFIG_29BIT),y) 44KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \ 45 $$[$(CONFIG_MEMORY_START)]') 46endif 47 48KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \ 49 $$[$(CONFIG_PAGE_OFFSET) + \ 50 $(KERNEL_MEMORY) + \ 51 $(CONFIG_ZERO_PAGE_OFFSET)]') 52 53KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \ 54 $$[$(CONFIG_PAGE_OFFSET) + \ 55 $(KERNEL_MEMORY) + \ 56 $(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]') 57 58quiet_cmd_uimage = UIMAGE $@ 59 cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \ 60 -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \ 61 -n 'Linux-$(KERNELRELEASE)' -d $< $@ 62 63$(obj)/vmlinux.bin: vmlinux FORCE 64 $(call if_changed,objcopy) 65 66$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 67 $(call if_changed,gzip) 68 69$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE 70 $(call if_changed,bzip2) 71 72$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE 73 $(call if_changed,lzma) 74 75$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 76 $(call if_changed,uimage,bzip2) 77 78$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz 79 $(call if_changed,uimage,gzip) 80 81$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma 82 $(call if_changed,uimage,lzma) 83 84OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec 85$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux 86 $(call if_changed,objcopy) 87 88OBJCOPYFLAGS_uImage.srec := -I binary -O srec 89$(obj)/uImage.srec: $(obj)/uImage 90 $(call if_changed,objcopy) 91 92$(obj)/uImage: $(obj)/uImage.$(suffix-y) 93 @ln -sf $(notdir $<) $@ 94 @echo ' Image $@ is ready' 95 96export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \ 97 CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY suffix-y 98