68 lines
1.8 KiB
Makefile
68 lines
1.8 KiB
Makefile
#
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# arch/m68k/boot/Makefile
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#
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# Based on arch/sh/boot/Makefile by Stuart Menefy
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#
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# Copyright (c) 2008 Freescale Semiconductor, Inc. All Rights Reserved.
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# by Kurt Mahan <kmahan@freescale.com>
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#
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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MKIMAGE := $(srctree)/scripts/mkuboot.sh
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#
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# Assign safe dummy values if these variables are not defined,
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# in order to suppress error message.
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#
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CONFIG_SDRAM_BASE ?= 0x40000000
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CONFIG_IMG_START ?= 0x00020000
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export CONFIG_SDRAM_BASE CONFIG_IMG_START
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targets := zImage zImage.srec vmlinux.srec uImage uImage.srec
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$(obj)/zImage: $(obj)/vmlinux.bin FORCE
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$(call if_changed,gzip)
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@echo ' Image $@ is ready'
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OBJCOPYFLAGS_zImage.srec := -I binary -O srec
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$(obj)/zImage.srec: $(obj)/zImage
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$(call if_changed,objcopy)
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KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \
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$$[$(CONFIG_SDRAM_BASE) + \
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$(CONFIG_IMG_START)]')
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KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \
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$$[$(CONFIG_SDRAM_BASE) + \
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$(CONFIG_IMG_START)]')
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quiet_cmd_uimage = UIMAGE $@
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cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A m68k -O linux -T kernel \
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-C gzip -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
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-n 'Linux-$(KERNELRELEASE)' -d $< $@
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$(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE
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$(call if_changed,uimage)
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@echo ' Image $@ is ready'
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$(obj)/vmlinux.bin: vmlinux FORCE
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$(call if_changed,objcopy)
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$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
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$(call if_changed,gzip)
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OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
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$(obj)/vmlinux.srec: $(obj)/vmlinux.bin
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$(call if_changed,objcopy)
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OBJCOPYFLAGS_uImage.srec := -I binary -O srec
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$(obj)/uImage.srec: $(obj)/uImage
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$(call if_changed,objcopy)
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clean-files += uImage uImage.srec \
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zImage zImage.srec \
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vmlinux.srec vmlinux.bin vmlinux.bin.gz
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