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sh: Add uImage and S-rec generation support.

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Add a couple of new targets, both for uImage and S-rec generation.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2006-12-07 17:00:32 +09:00
parent fce3a24e70
commit cf00e20444
3 changed files with 43 additions and 10 deletions
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7
arch/sh/Makefile
View File

@ -179,7 +179,7 @@ maketools: include/linux/version.h FORCE
all: zImage
zImage: vmlinux
zImage uImage uImage.srec vmlinux.srec: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
compressed: zImage
@ -190,5 +190,8 @@ archclean:
CLEAN_FILES += include/asm-sh/machtypes.h
define archhelp
@echo ' zImage - Compressed kernel image (arch/sh/boot/zImage)'
@echo '* zImage - Compressed kernel image'
@echo ' vmlinux.srec - Create an ELF S-record'
@echo ' uImage - Create a bootable image for U-Boot'
@echo ' uImage.srec - Create an S-record for U-Boot'
endef

40
arch/sh/boot/Makefile
View File

@ -8,13 +8,49 @@
# Copyright (C) 1999 Stuart Menefy
#
targets := zImage
MKIMAGE := $(srctree)/scripts/mkuboot.sh
#
# Assign safe dummy values if these variables are not defined,
# in order to suppress error message.
#
CONFIG_PAGE_OFFSET ?= 0x80000000
CONFIG_MEMORY_START ?= 0x0c000000
CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000
export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
CONFIG_ZERO_PAGE_OFFSET
targets := zImage vmlinux.srec uImage uImage.srec
subdir- := compressed
$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
$(call if_changed,objcopy)
@echo 'Kernel: $@ is ready'
@echo ' Kernel: $@ is ready'
$(obj)/compressed/vmlinux: FORCE
$(Q)$(MAKE) $(build)=$(obj)/compressed $@
KERNEL_LOAD := $(shell printf "0x%8x" $$[$(CONFIG_PAGE_OFFSET) + \
$(CONFIG_MEMORY_START) + \
$(CONFIG_ZERO_PAGE_OFFSET)+0x1000])
quiet_cmd_uimage = UIMAGE $@
cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
-C gzip -a $(KERNEL_LOAD) -e $(KERNEL_LOAD) \
-n 'Linux-$(KERNELRELEASE)' -d $< $@
$(obj)/uImage: $(obj)/zImage FORCE
$(call if_changed,uimage)
@echo ' Image $@ is ready'
OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
$(call if_changed,objcopy)
OBJCOPYFLAGS_uImage.srec := -I binary -O srec
$(obj)/uImage.srec: $(obj)/uImage
$(call if_changed,objcopy)
clean-files += uImage uImage.srec vmlinux.srec

6
arch/sh/boot/compressed/Makefile
View File

@ -15,13 +15,7 @@ endif
#
# IMAGE_OFFSET is the load offset of the compression loader
# Assign dummy values if these 2 variables are not defined,
# in order to suppress error message.
#
CONFIG_PAGE_OFFSET ?= 0x80000000
CONFIG_MEMORY_START ?= 0x0c000000
CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
IMAGE_OFFSET := $(shell printf "0x%08x" $$[$(CONFIG_PAGE_OFFSET) + \
$(CONFIG_MEMORY_START) + \
$(CONFIG_BOOT_LINK_OFFSET)])