android_kernel_xiaomi_sm8350/arch/sh/boot/Makefile
Paul Mundt b208835624 sh: Provide a BITS definition, use it in the arch/sh/boot/ Makefiles.
This introduces a BITS export that can handily be picked up by Makefiles
for cleaner sharing. Reflect its use in arch/sh/boot/compressed/ in
preparation for unifying the Makefiles.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2009-05-10 00:55:45 +09:00

81 lines
2.3 KiB
Makefile

#
# arch/sh/boot/Makefile
#
# This file is subject to the terms and conditions of the GNU General Public
# License. See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 1999 Stuart Menefy
#
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
CONFIG_ENTRY_OFFSET ?= 0x00001000
targets := zImage vmlinux.srec uImage uImage.srec
subdir- := compressed
$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
$(call if_changed,objcopy)
@echo ' Kernel: $@ is ready'
$(obj)/compressed/vmlinux: FORCE
$(Q)$(MAKE) $(build)=$(obj)/compressed $@
KERNEL_MEMORY := 0x00000000
ifeq ($(CONFIG_PMB_FIXED),y)
KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_MEMORY_START) & 0x1fffffff]')
endif
ifeq ($(CONFIG_29BIT),y)
KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_MEMORY_START)]')
endif
export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY
KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_PAGE_OFFSET) + \
$(KERNEL_MEMORY) + \
$(CONFIG_ZERO_PAGE_OFFSET)]')
KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_PAGE_OFFSET) + \
$(KERNEL_MEMORY) + \
$(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]')
quiet_cmd_uimage = UIMAGE $@
cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
-C gzip -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
-n 'Linux-$(KERNELRELEASE)' -d $< $@
$(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE
$(call if_changed,uimage)
@echo ' Image $@ is ready'
$(obj)/vmlinux.bin: vmlinux FORCE
$(call if_changed,objcopy)
$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
$(call if_changed,gzip)
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 \
vmlinux.bin vmlinux.bin.gz