arch/ppc/boot/openfirmware/Makefile - third_party/linux - Git at Google


            
            # Makefile for making bootable images on various OpenFirmware machines.

            
            #

            
            # Paul Mackerras	January 1997

            
            #	XCOFF bootable images for PowerMacs

            
            # Geert Uytterhoeven	September 1997

            
            #	ELF bootable iamges for CHRP machines.

            
            # Tom Rini		January 2001

            
            # 	Cleaned up, moved into arch/ppc/boot/pmac

            
            # Tom Rini		July/August 2002

            
            #	Merged 'chrp' and 'pmac' into 'openfirmware', and cleaned up the

            
            #	rules.


            zImage.initrd znetboot.initrd: del-ramdisk-sec	:= -R .ramdisk

            
            zImage.initrd znetboot.initrd: initrd		:= .initrd


            boot	:= arch/ppc/boot

            
            common	:= $(boot)/common

            
            utils	:= $(boot)/utils

            
            bootlib	:= $(boot)/lib

            
            of1275	:= $(boot)/of1275

            
            images	:= $(boot)/images


            OBJCOPY_ARGS	:= -O aixcoff-rs6000 -R .stab -R .stabstr -R .comment

            
            COFF_LD_ARGS	:= -T $(srctree)/$(boot)/ld.script -e _start -Ttext 0x00500000 \

            
            			-Bstatic

            
            CHRP_LD_ARGS	:= -T $(srctree)/$(boot)/ld.script -e _start -Ttext 0x00800000

            
            NEWWORLD_LD_ARGS:= -T $(srctree)/$(boot)/ld.script -e _start -Ttext 0x01000000


            COMMONOBJS	:= start.o misc.o common.o

            
            COFFOBJS	:= coffcrt0.o $(COMMONOBJS) coffmain.o

            
            CHRPOBJS	:= crt0.o     $(COMMONOBJS) chrpmain.o

            
            NEWWORLDOBJS	:= crt0.o     $(COMMONOBJS) newworldmain.o


            targets 	:= $(COFFOBJS) $(CHRPOBJS) $(NEWWORLDOBJS) dummy.o

            
            COFFOBJS	:= $(addprefix $(obj)/, $(COFFOBJS))

            
            CHRPOBJS	:= $(addprefix $(obj)/, $(CHRPOBJS))

            
            NEWWORLDOBJS	:= $(addprefix $(obj)/, $(NEWWORLDOBJS))


            LIBS		:= lib/lib.a $(bootlib)/lib.a $(of1275)/lib.a $(common)/lib.a


            HACKCOFF := $(utils)/hack-coff


            ifdef CONFIG_SMP

            
            END := .smp

            
            endif

            
            ifdef CONFIG_PPC64BRIDGE

            
            END += .64

            
            endif


            $(images)/ramdisk.image.gz:

            
            	@echo '  MISSING $@'

            
            	@echo '          RAM disk image must be provided separately'

            
            	@/bin/false


            objcpxmon-$(CONFIG_XMON) := --add-section=.sysmap=System.map \

            
            	--set-section-flags=.sysmap=contents,alloc,load,readonly,data

            
            quiet_cmd_genimage = GEN     $@

            
                  cmd_genimage = $(OBJCOPY) -R .comment       \

            
            	--add-section=.image=$(images)/vmlinux.gz \

            
            	--set-section-flags=.image=contents,alloc,load,readonly,data \

            
            	$(objcpxmon-y) $< $@


            targets += image.o

            
            $(obj)/image.o: $(obj)/dummy.o $(images)/vmlinux.gz FORCE

            
            	$(call if_changed,genimage)


            # Place the ramdisk in the initrd image.

            
            quiet_cmd_genimage-initrd = GEN     $@

            
                  cmd_genimage-initrd = $(OBJCOPY) $< $@ \

            
            	--add-section=.ramdisk=$(images)/ramdisk.image.gz \

            
            	--set-section-flags=.ramdisk=contents,alloc,load,readonly,data

            
            targets += image.initrd.o

            
            $(obj)/image.initrd.o: $(obj)/image.o $(images)/ramdisk.image.gz FORCE

            
            	$(call if_changed,genimage-initrd)


            # Create the note section for New-World PowerMacs.

            
            quiet_cmd_mknote = MKNOTE  $@

            
                 cmd_mknote  = $(utils)/mknote > $@

            
            targets		+= note

            
            $(obj)/note: $(utils)/mknote FORCE

            
            	$(call if_changed,mknote)


            $(obj)/coffcrt0.o: EXTRA_AFLAGS := -traditional -DXCOFF

            
            $(obj)/crt0.o:     EXTRA_AFLAGS := -traditional

            
            targets += coffcrt0.o crt0.o

            
            $(obj)/coffcrt0.o $(obj)/crt0.o: $(common)/crt0.S FORCE

            
            	$(call if_changed_dep,as_o_S)


            quiet_cmd_gencoffb = COFF    $@

            
                  cmd_gencoffb = $(LD) -o $@ $(COFF_LD_ARGS) $(COFFOBJS) $< $(LIBS) && \

            
                                 $(OBJCOPY) $@ $@ -R .comment $(del-ramdisk-sec)

            
            targets += coffboot

            
            $(obj)/coffboot: $(obj)/image.o $(COFFOBJS) $(LIBS) $(srctree)/$(boot)/ld.script FORCE

            
            	$(call if_changed,gencoffb)

            
            targets += coffboot.initrd

            
            $(obj)/coffboot.initrd: $(obj)/image.initrd.o $(COFFOBJS) $(LIBS) \

            
            			$(srctree)/$(boot)/ld.script FORCE

            
            	$(call if_changed,gencoffb)


            quiet_cmd_gen-coff = COFF    $@

            
                  cmd_gen-coff = $(OBJCOPY) $(OBJCOPY_ARGS) $< $@ && \

            
            			$(HACKCOFF) $@ && \

            
            			ln -sf $(notdir $@) $(images)/zImage$(initrd).pmac


            $(images)/vmlinux.coff: $(obj)/coffboot

            
            	$(call cmd,gen-coff)


            $(images)/vmlinux.initrd.coff: $(obj)/coffboot.initrd

            
            	$(call cmd,gen-coff)


            quiet_cmd_gen-elf-pmac = ELF     $@

            
                  cmd_gen-elf-pmac = $(LD) $(NEWWORLD_LD_ARGS) -o $@ \

            
            				$(NEWWORLDOBJS) $(LIBS) $< && \

            
            			$(OBJCOPY) $@ $@ --add-section=.note=$(obj)/note \

            
            					 -R .comment $(del-ramdisk-sec)


            $(images)/vmlinux.elf-pmac: $(obj)/image.o $(NEWWORLDOBJS) $(LIBS) \

            
            			$(obj)/note $(srctree)/$(boot)/ld.script

            
            	$(call cmd,gen-elf-pmac)

            
            $(images)/vmlinux.initrd.elf-pmac: $(obj)/image.initrd.o $(NEWWORLDOBJS) \

            
            				   $(LIBS) $(obj)/note \

            
            				   $(srctree)/$(boot)/ld.script

            
            	$(call cmd,gen-elf-pmac)


            quiet_cmd_gen-chrp = CHRP    $@

            
                  cmd_gen-chrp = $(LD) $(CHRP_LD_ARGS) -o $@ $(CHRPOBJS) $< $(LIBS) && \

            
            			$(OBJCOPY) $@ $@ -R .comment $(del-ramdisk-sec)


            $(images)/zImage.chrp: $(obj)/image.o $(CHRPOBJS) $(LIBS) \

            
            				   $(srctree)/$(boot)/ld.script

            
            	$(call cmd,gen-chrp)

            
            $(images)/zImage.initrd.chrp: $(obj)/image.initrd.o $(CHRPOBJS) $(LIBS) \

            
            				   $(srctree)/$(boot)/ld.script

            
            	$(call cmd,gen-chrp)


            quiet_cmd_addnote = ADDNOTE $@

            
                  cmd_addnote = cat $< > $@ && $(utils)/addnote $@

            
            $(images)/zImage.chrp-rs6k $(images)/zImage.initrd.chrp-rs6k: \

            
            	%-rs6k: %

            
            	$(call cmd,addnote)


            quiet_cmd_gen-miboot = GEN     $@

            
                  cmd_gen-miboot = $(OBJCOPY) $(OBJCOPY_ARGS) \

            
            		       --add-section=$1=$(word 2, $^) $< $@

            
            $(images)/miboot.image: $(obj)/dummy.o $(images)/vmlinux.gz

            
            	$(call cmd,gen-miboot,image)


            $(images)/miboot.initrd.image: $(images)/miboot.image $(images)/ramdisk.image.gz

            
            	$(call cmd,gen-miboot,initrd)


            # The targets used on the make command-line


            .PHONY: zImage zImage.initrd

            
            zImage:		 $(images)/vmlinux.coff 	\

            
            		 $(images)/vmlinux.elf-pmac	\

            
            		 $(images)/zImage.chrp		\

            
            		 $(images)/zImage.chrp-rs6k	\

            
            		 $(images)/miboot.image

            
            	@echo '  kernel: $@ is ready ($<)'

            
            zImage.initrd:	 $(images)/vmlinux.initrd.coff 		\

            
            		 $(images)/vmlinux.initrd.elf-pmac	\

            
            		 $(images)/zImage.initrd.chrp		\

            
            		 $(images)/zImage.initrd.chrp-rs6k	\

            
            		 $(images)/miboot.initrd.image

            
            	@echo '  kernel: $@ is ready ($<)'


            TFTPIMAGE	:= /tftpboot/zImage


            .PHONY: znetboot znetboot.initrd

            
            znetboot:	$(images)/vmlinux.coff		\

            
            		$(images)/vmlinux.elf-pmac	\

            
            		$(images)/zImage.chrp

            
            	cp $(images)/vmlinux.coff     $(TFTPIMAGE).pmac$(END)

            
            	cp $(images)/vmlinux.elf-pmac $(TFTPIMAGE).pmac$(END).elf

            
            	cp $(images)/zImage.chrp      $(TFTPIMAGE).chrp$(END)

            
            	@echo '  kernel: $@ is ready ($<)'

            
            znetboot.initrd:$(images)/vmlinux.initrd.coff		\

            
            		$(images)/vmlinux.initrd.elf-pmac	\

            
            		$(images)/zImage.initrd.chrp

            
            	cp $(images)/vmlinux.initrd.coff     $(TFTPIMAGE).pmac$(END)

            
            	cp $(images)/vmlinux.initrd.elf-pmac $(TFTPIMAGE).pmac$(END).elf

            
            	cp $(images)/zImage.initrd.chrp      $(TFTPIMAGE).chrp$(END)

            
            	@echo '  kernel: $@ is ready ($<)'
	# Makefile for making bootable images on various OpenFirmware machines.
	#
	# Paul Mackerras January 1997
	# XCOFF bootable images for PowerMacs
	# Geert Uytterhoeven September 1997
	# ELF bootable iamges for CHRP machines.
	# Tom Rini January 2001
	# Cleaned up, moved into arch/ppc/boot/pmac
	# Tom Rini July/August 2002
	# Merged 'chrp' and 'pmac' into 'openfirmware', and cleaned up the
	# rules.

	zImage.initrd znetboot.initrd: del-ramdisk-sec := -R .ramdisk
	zImage.initrd znetboot.initrd: initrd := .initrd


	boot := arch/ppc/boot
	common := $(boot)/common
	utils := $(boot)/utils
	bootlib := $(boot)/lib
	of1275 := $(boot)/of1275
	images := $(boot)/images

	OBJCOPY_ARGS := -O aixcoff-rs6000 -R .stab -R .stabstr -R .comment
	COFF_LD_ARGS := -T $(srctree)/$(boot)/ld.script -e _start -Ttext 0x00500000 \
	-Bstatic
	CHRP_LD_ARGS := -T $(srctree)/$(boot)/ld.script -e _start -Ttext 0x00800000
	NEWWORLD_LD_ARGS:= -T $(srctree)/$(boot)/ld.script -e _start -Ttext 0x01000000

	COMMONOBJS := start.o misc.o common.o
	COFFOBJS := coffcrt0.o $(COMMONOBJS) coffmain.o
	CHRPOBJS := crt0.o $(COMMONOBJS) chrpmain.o
	NEWWORLDOBJS := crt0.o $(COMMONOBJS) newworldmain.o

	targets := $(COFFOBJS) $(CHRPOBJS) $(NEWWORLDOBJS) dummy.o
	COFFOBJS := $(addprefix $(obj)/, $(COFFOBJS))
	CHRPOBJS := $(addprefix $(obj)/, $(CHRPOBJS))
	NEWWORLDOBJS := $(addprefix $(obj)/, $(NEWWORLDOBJS))

	LIBS := lib/lib.a $(bootlib)/lib.a $(of1275)/lib.a $(common)/lib.a

	HACKCOFF := $(utils)/hack-coff

	ifdef CONFIG_SMP
	END := .smp
	endif
	ifdef CONFIG_PPC64BRIDGE
	END += .64
	endif


	$(images)/ramdisk.image.gz:
	@echo ' MISSING $@'
	@echo ' RAM disk image must be provided separately'
	@/bin/false

	objcpxmon-$(CONFIG_XMON) := --add-section=.sysmap=System.map \
	--set-section-flags=.sysmap=contents,alloc,load,readonly,data
	quiet_cmd_genimage = GEN $@
	cmd_genimage = $(OBJCOPY) -R .comment \
	--add-section=.image=$(images)/vmlinux.gz \
	--set-section-flags=.image=contents,alloc,load,readonly,data \
	$(objcpxmon-y) $< $@

	targets += image.o
	$(obj)/image.o: $(obj)/dummy.o $(images)/vmlinux.gz FORCE
	$(call if_changed,genimage)

	# Place the ramdisk in the initrd image.
	quiet_cmd_genimage-initrd = GEN $@
	cmd_genimage-initrd = $(OBJCOPY) $< $@ \
	--add-section=.ramdisk=$(images)/ramdisk.image.gz \
	--set-section-flags=.ramdisk=contents,alloc,load,readonly,data
	targets += image.initrd.o
	$(obj)/image.initrd.o: $(obj)/image.o $(images)/ramdisk.image.gz FORCE
	$(call if_changed,genimage-initrd)

	# Create the note section for New-World PowerMacs.
	quiet_cmd_mknote = MKNOTE $@
	cmd_mknote = $(utils)/mknote > $@
	targets += note
	$(obj)/note: $(utils)/mknote FORCE
	$(call if_changed,mknote)


	$(obj)/coffcrt0.o: EXTRA_AFLAGS := -traditional -DXCOFF
	$(obj)/crt0.o: EXTRA_AFLAGS := -traditional
	targets += coffcrt0.o crt0.o
	$(obj)/coffcrt0.o $(obj)/crt0.o: $(common)/crt0.S FORCE
	$(call if_changed_dep,as_o_S)

	quiet_cmd_gencoffb = COFF $@
	cmd_gencoffb = $(LD) -o $@ $(COFF_LD_ARGS) $(COFFOBJS) $< $(LIBS) && \
	$(OBJCOPY) $@ $@ -R .comment $(del-ramdisk-sec)
	targets += coffboot
	$(obj)/coffboot: $(obj)/image.o $(COFFOBJS) $(LIBS) $(srctree)/$(boot)/ld.script FORCE
	$(call if_changed,gencoffb)
	targets += coffboot.initrd
	$(obj)/coffboot.initrd: $(obj)/image.initrd.o $(COFFOBJS) $(LIBS) \
	$(srctree)/$(boot)/ld.script FORCE
	$(call if_changed,gencoffb)


	quiet_cmd_gen-coff = COFF $@
	cmd_gen-coff = $(OBJCOPY) $(OBJCOPY_ARGS) $< $@ && \
	$(HACKCOFF) $@ && \
	ln -sf $(notdir $@) $(images)/zImage$(initrd).pmac

	$(images)/vmlinux.coff: $(obj)/coffboot
	$(call cmd,gen-coff)

	$(images)/vmlinux.initrd.coff: $(obj)/coffboot.initrd
	$(call cmd,gen-coff)

	quiet_cmd_gen-elf-pmac = ELF $@
	cmd_gen-elf-pmac = $(LD) $(NEWWORLD_LD_ARGS) -o $@ \
	$(NEWWORLDOBJS) $(LIBS) $< && \
	$(OBJCOPY) $@ $@ --add-section=.note=$(obj)/note \
	-R .comment $(del-ramdisk-sec)

	$(images)/vmlinux.elf-pmac: $(obj)/image.o $(NEWWORLDOBJS) $(LIBS) \
	$(obj)/note $(srctree)/$(boot)/ld.script
	$(call cmd,gen-elf-pmac)
	$(images)/vmlinux.initrd.elf-pmac: $(obj)/image.initrd.o $(NEWWORLDOBJS) \
	$(LIBS) $(obj)/note \
	$(srctree)/$(boot)/ld.script
	$(call cmd,gen-elf-pmac)

	quiet_cmd_gen-chrp = CHRP $@
	cmd_gen-chrp = $(LD) $(CHRP_LD_ARGS) -o $@ $(CHRPOBJS) $< $(LIBS) && \
	$(OBJCOPY) $@ $@ -R .comment $(del-ramdisk-sec)

	$(images)/zImage.chrp: $(obj)/image.o $(CHRPOBJS) $(LIBS) \
	$(srctree)/$(boot)/ld.script
	$(call cmd,gen-chrp)
	$(images)/zImage.initrd.chrp: $(obj)/image.initrd.o $(CHRPOBJS) $(LIBS) \
	$(srctree)/$(boot)/ld.script
	$(call cmd,gen-chrp)

	quiet_cmd_addnote = ADDNOTE $@
	cmd_addnote = cat $< > $@ && $(utils)/addnote $@
	$(images)/zImage.chrp-rs6k $(images)/zImage.initrd.chrp-rs6k: \
	%-rs6k: %
	$(call cmd,addnote)

	quiet_cmd_gen-miboot = GEN $@
	cmd_gen-miboot = $(OBJCOPY) $(OBJCOPY_ARGS) \
	--add-section=$1=$(word 2, $^) $< $@
	$(images)/miboot.image: $(obj)/dummy.o $(images)/vmlinux.gz
	$(call cmd,gen-miboot,image)

	$(images)/miboot.initrd.image: $(images)/miboot.image $(images)/ramdisk.image.gz
	$(call cmd,gen-miboot,initrd)

	# The targets used on the make command-line

	.PHONY: zImage zImage.initrd
	zImage: $(images)/vmlinux.coff \
	$(images)/vmlinux.elf-pmac \
	$(images)/zImage.chrp \
	$(images)/zImage.chrp-rs6k \
	$(images)/miboot.image
	@echo ' kernel: $@ is ready ($<)'
	zImage.initrd: $(images)/vmlinux.initrd.coff \
	$(images)/vmlinux.initrd.elf-pmac \
	$(images)/zImage.initrd.chrp \
	$(images)/zImage.initrd.chrp-rs6k \
	$(images)/miboot.initrd.image
	@echo ' kernel: $@ is ready ($<)'

	TFTPIMAGE := /tftpboot/zImage

	.PHONY: znetboot znetboot.initrd
	znetboot: $(images)/vmlinux.coff \
	$(images)/vmlinux.elf-pmac \
	$(images)/zImage.chrp
	cp $(images)/vmlinux.coff $(TFTPIMAGE).pmac$(END)
	cp $(images)/vmlinux.elf-pmac $(TFTPIMAGE).pmac$(END).elf
	cp $(images)/zImage.chrp $(TFTPIMAGE).chrp$(END)
	@echo ' kernel: $@ is ready ($<)'
	znetboot.initrd:$(images)/vmlinux.initrd.coff \
	$(images)/vmlinux.initrd.elf-pmac \
	$(images)/zImage.initrd.chrp
	cp $(images)/vmlinux.initrd.coff $(TFTPIMAGE).pmac$(END)
	cp $(images)/vmlinux.initrd.elf-pmac $(TFTPIMAGE).pmac$(END).elf
	cp $(images)/zImage.initrd.chrp $(TFTPIMAGE).chrp$(END)
	@echo ' kernel: $@ is ready ($<)'