diff options
Diffstat (limited to 'arch/powerpc/boot/Makefile')
| -rw-r--r-- | arch/powerpc/boot/Makefile | 224 |
1 files changed, 91 insertions, 133 deletions
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index e73774136b558..003520b56303e 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -20,33 +20,34 @@ # CROSS32_COMPILE is setup as a prefix just like CROSS_COMPILE # in the toplevel makefile. +all: $(obj)/zImage HOSTCC := gcc BOOTCFLAGS := $(HOSTCFLAGS) -fno-builtin -nostdinc -isystem \ $(shell $(CROSS32CC) -print-file-name=include) -fPIC BOOTAFLAGS := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc -OBJCOPYFLAGS := contents,alloc,load,readonly,data -OBJCOPY_COFF_ARGS := -O aixcoff-rs6000 --set-start 0x500000 -OBJCOPY_MIB_ARGS := -O aixcoff-rs6000 -R .stab -R .stabstr -R .comment + +ifeq ($(call cc-option-yn, -fstack-protector),y) +BOOTCFLAGS += -fno-stack-protector +endif + +BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj) zlib := inffast.c inflate.c inftrees.c zlibheader := inffast.h inffixed.h inflate.h inftrees.h infutil.h zliblinuxheader := zlib.h zconf.h zutil.h -$(addprefix $(obj)/,$(zlib) main.o): $(addprefix $(obj)/,$(zliblinuxheader)) $(addprefix $(obj)/,$(zlibheader)) -#$(addprefix $(obj)/,main.o): $(addprefix $(obj)/,zlib.h) +$(addprefix $(obj)/,$(zlib) main.o): $(addprefix $(obj)/,$(zliblinuxheader)) \ + $(addprefix $(obj)/,$(zlibheader)) + +src-wlib := string.S stdio.c main.c div64.S $(zlib) +src-plat := of.c +src-boot := crt0.S $(src-wlib) $(src-plat) empty.c -src-boot-$(CONFIG_PPC_MULTIPLATFORM) := of.c -src-boot := crt0.S string.S stdio.c main.c div64.S $(src-boot-y) -src-boot += $(zlib) src-boot := $(addprefix $(obj)/, $(src-boot)) obj-boot := $(addsuffix .o, $(basename $(src-boot))) - -ifeq ($(call cc-option-yn, -fstack-protector),y) -BOOTCFLAGS += -fno-stack-protector -endif - -BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj) +obj-wlib := $(addsuffix .o, $(basename $(addprefix $(obj)/, $(src-wlib)))) +obj-plat := $(addsuffix .o, $(basename $(addprefix $(obj)/, $(src-plat)))) quiet_cmd_copy_zlib = COPY $@ cmd_copy_zlib = sed "s@__attribute_used__@@;s@<linux/\([^>]\+\).*@\"\1\"@" $< > $@ @@ -66,8 +67,14 @@ $(addprefix $(obj)/,$(zlibheader)): $(obj)/%: $(srctree)/lib/zlib_inflate/% $(addprefix $(obj)/,$(zliblinuxheader)): $(obj)/%: $(srctree)/include/linux/% $(call cmd,copy_zliblinuxheader) -clean-files := $(zlib) $(zlibheader) $(zliblinuxheader) +$(obj)/empty.c: + @touch $@ + +$(obj)/zImage.lds $(obj)/zImage.coff.lds: $(obj)/%: $(srctree)/$(src)/%.S + @cp $< $@ +clean-files := $(zlib) $(zlibheader) $(zliblinuxheader) \ + $(obj)/empty.c quiet_cmd_bootcc = BOOTCC $@ cmd_bootcc = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $< @@ -75,146 +82,97 @@ quiet_cmd_bootcc = BOOTCC $@ quiet_cmd_bootas = BOOTAS $@ cmd_bootas = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $< -quiet_cmd_bootld = BOOTLD $@ - cmd_bootld = $(CROSS32LD) -T $(srctree)/$(src)/$(3) -o $@ $(2) +quiet_cmd_bootar = BOOTAR $@ + cmd_bootar = $(CROSS32AR) -cr $@.$$$$ $^; mv $@.$$$$ $@ $(patsubst %.c,%.o, $(filter %.c, $(src-boot))): %.o: %.c $(call if_changed_dep,bootcc) $(patsubst %.S,%.o, $(filter %.S, $(src-boot))): %.o: %.S $(call if_changed_dep,bootas) -#----------------------------------------------------------- -# ELF sections within the zImage bootloader/wrapper -#----------------------------------------------------------- -required := vmlinux.strip -initrd := initrd +$(obj)/wrapper.a: $(obj-wlib) + $(call cmd,bootar) -obj-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.o, $(section))) -src-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.c, $(section))) -gz-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.gz, $(section))) +hostprogs-y := addnote addRamDisk hack-coff -hostprogs-y := addnote addRamDisk hack-coff +extra-y := $(obj)/crt0.o $(obj)/wrapper.a $(obj-plat) $(obj)/empty.o \ + $(obj)/zImage.lds $(obj)/zImage.coff.lds -targets += zImage.vmode zImage.initrd.vmode zImage zImage.initrd \ - zImage.coff zImage.initrd.coff miboot.image miboot.initrd.image \ - $(patsubst $(obj)/%,%, $(call obj-sec, $(required) $(initrd))) \ - $(patsubst $(obj)/%,%, $(call src-sec, $(required) $(initrd))) \ - $(patsubst $(obj)/%,%, $(call gz-sec, $(required) $(initrd))) \ - vmlinux.initrd dummy.o -extra-y := initrd.o +wrapper :=$(srctree)/$(src)/wrapper +wrapperbits := $(extra-y) $(addprefix $(obj)/,addnote hack-coff) -quiet_cmd_ramdisk = RAMDISK $@ - cmd_ramdisk = $(obj)/addRamDisk $(obj)/ramdisk.image.gz $< $@ +############# +# Bits for building various flavours of zImage -quiet_cmd_stripvm = STRIP $@ - cmd_stripvm = $(STRIP) -s -R .comment $< -o $@ +ifneq ($(CROSS32_COMPILE),) +CROSSWRAP := -C $(CROSS32_COMPILE) +else +ifneq ($(CROSS_COMPILE),) +CROSSWRAP := -C $(CROSS_COMPILE) +endif +endif -vmlinux.strip: vmlinux - $(call if_changed,stripvm) -$(obj)/vmlinux.initrd: vmlinux.strip $(obj)/addRamDisk $(obj)/ramdisk.image.gz - $(call if_changed,ramdisk) +quiet_cmd_wrap = WRAP $@ + cmd_wrap =$(CONFIG_SHELL) $(wrapper) -c -o $@ -p $2 $(CROSSWRAP) vmlinux +quiet_cmd_wrap_initrd = WRAP $@ + cmd_wrap_initrd =$(wrapper) -c -o $@ -p $2 $(CROSSWRAP) \ + -i $(obj)/ramdisk.image.gz vmlinux -quiet_cmd_addsection = ADDSEC $@ - cmd_addsection = $(CROSS32OBJCOPY) $@ \ - --add-section=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(patsubst %.o,%.gz, $@) \ - --set-section-flags=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(OBJCOPYFLAGS) +$(obj)/zImage.chrp: vmlinux $(wrapperbits) + $(call cmd,wrap,chrp) -quiet_cmd_addnote = ADDNOTE $@ - cmd_addnote = $(obj)/addnote $@ +$(obj)/zImage.initrd.chrp: vmlinux $(wrapperbits) + $(call cmd,wrap_initrd,chrp) -quiet_cmd_gen-miboot = GEN $@ - cmd_gen-miboot = $(OBJCOPY) $(OBJCOPY_MIB_ARGS) \ - --add-section=$1=$(word 2, $^) $< $@ +$(obj)/zImage.pseries: vmlinux $(wrapperbits) + $(call cmd,wrap,pseries) -quiet_cmd_gencoff = COFF $@ - cmd_gencoff = $(OBJCOPY) $(OBJCOPY_COFF_ARGS) $@ && \ - $(obj)/hack-coff $@ +$(obj)/zImage.initrd.pseries: vmlinux $(wrapperbits) + $(call cmd,wrap_initrd,pseries) -$(call gz-sec, $(required)): $(obj)/kernel-%.gz: % - $(call if_changed,gzip) +$(obj)/zImage.pmac: vmlinux $(wrapperbits) + $(call cmd,wrap,pmac) -$(obj)/kernel-initrd.gz: $(obj)/ramdisk.image.gz - cp -f $(obj)/ramdisk.image.gz $@ +$(obj)/zImage.initrd.pmac: vmlinux $(wrapperbits) + $(call cmd,wrap_initrd,pmac) -$(call src-sec, $(required) $(initrd)): $(obj)/kernel-%.c: $(obj)/kernel-%.gz - @touch $@ +$(obj)/zImage.coff: vmlinux $(wrapperbits) + $(call cmd,wrap,pmaccoff) -$(call obj-sec, $(required) $(initrd)): $(obj)/kernel-%.o: $(obj)/kernel-%.c - $(call if_changed_dep,bootcc) - $(call cmd,addsection) +$(obj)/zImage.initrd.coff: vmlinux $(wrapperbits) + $(call cmd,wrap_initrd,pmaccoff) + +$(obj)/zImage.miboot: vmlinux $(wrapperbits) + $(call cmd,wrap,miboot) -$(obj)/zImage.vmode $(obj)/zImage.coff: obj-boot += $(call obj-sec, $(required)) -$(obj)/zImage.vmode: $(call obj-sec, $(required)) $(obj-boot) $(srctree)/$(src)/zImage.lds - $(call cmd,bootld,$(obj-boot),zImage.lds) +$(obj)/zImage.initrd.miboot: vmlinux $(wrapperbits) + $(call cmd,wrap_initrd,miboot) -$(obj)/zImage.initrd.vmode $(obj)/zImage.initrd.coff: obj-boot += $(call obj-sec, $(required) $(initrd)) -$(obj)/zImage.initrd.vmode: $(call obj-sec, $(required) $(initrd)) $(obj-boot) $(srctree)/$(src)/zImage.lds - $(call cmd,bootld,$(obj-boot),zImage.lds) +$(obj)/uImage: vmlinux $(wrapperbits) + $(call cmd,wrap,uboot) + +image-$(CONFIG_PPC_PSERIES) += zImage.pseries +image-$(CONFIG_PPC_MAPLE) += zImage.pseries +image-$(CONFIG_PPC_CELL) += zImage.pseries +image-$(CONFIG_PPC_CHRP) += zImage.chrp +image-$(CONFIG_PPC_PMAC) += zImage.pmac +image-$(CONFIG_DEFAULT_UIMAGE) += uImage # For 32-bit powermacs, build the COFF and miboot images # as well as the ELF images. -coffimage-$(CONFIG_PPC_PMAC)-$(CONFIG_PPC32) := $(obj)/zImage.coff -coffrdimg-$(CONFIG_PPC_PMAC)-$(CONFIG_PPC32) := $(obj)/zImage.initrd.coff -mibootimg-$(CONFIG_PPC_PMAC)-$(CONFIG_PPC32) := $(obj)/miboot.image -mibrdimg-$(CONFIG_PPC_PMAC)-$(CONFIG_PPC32) := $(obj)/miboot.initrd.image - -$(obj)/zImage: $(obj)/zImage.vmode $(obj)/addnote $(coffimage-y-y) \ - $(mibootimg-y-y) - @cp -f $< $@ - $(call if_changed,addnote) - -$(obj)/zImage.initrd: $(obj)/zImage.initrd.vmode $(obj)/addnote \ - $(coffrdimg-y-y) $(mibrdimg-y-y) - @cp -f $< $@ - $(call if_changed,addnote) - -$(obj)/zImage.coff: $(call obj-sec, $(required)) $(obj-boot) \ - $(srctree)/$(src)/zImage.coff.lds $(obj)/hack-coff - $(call cmd,bootld,$(obj-boot),zImage.coff.lds) - $(call cmd,gencoff) - -$(obj)/zImage.initrd.coff: $(call obj-sec, $(required) $(initrd)) $(obj-boot) \ - $(srctree)/$(src)/zImage.coff.lds $(obj)/hack-coff - $(call cmd,bootld,$(obj-boot),zImage.coff.lds) - $(call cmd,gencoff) - -$(obj)/miboot.image: $(obj)/dummy.o $(obj)/vmlinux.gz - $(call cmd,gen-miboot,image) - -$(obj)/miboot.initrd.image: $(obj)/miboot.image $(images)/ramdisk.image.gz - $(call cmd,gen-miboot,initrd) - -#----------------------------------------------------------- -# build u-boot images -#----------------------------------------------------------- -quiet_cmd_mygzip = GZIP $@ -cmd_mygzip = gzip -f -9 < $< > $@.$$$$ && mv $@.$$$$ $@ - -quiet_cmd_objbin = OBJCOPY $@ - cmd_objbin = $(OBJCOPY) -O binary $< $@ - -quiet_cmd_uimage = UIMAGE $@ - cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A ppc -O linux -T kernel \ - -C gzip -a 00000000 -e 00000000 -n 'Linux-$(KERNELRELEASE)' \ - -d $< $@ - -MKIMAGE := $(srctree)/scripts/mkuboot.sh -targets += uImage -extra-y += vmlinux.bin vmlinux.gz - -$(obj)/vmlinux.bin: vmlinux FORCE - $(call if_changed,objbin) - -$(obj)/vmlinux.gz: $(obj)/vmlinux.bin FORCE - $(call if_changed,mygzip) - -$(obj)/uImage: $(obj)/vmlinux.gz - $(Q)rm -f $@ - $(call cmd,uimage) - @echo -n ' Image: $@ ' - @if [ -f $@ ]; then echo 'is ready' ; else echo 'not made'; fi - -install: $(CONFIGURE) $(BOOTIMAGE) - sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" "$(BOOTIMAGE)" - -clean-files += $(addprefix $(objtree)/, $(obj-boot) vmlinux.strip) +ifeq ($(CONFIG_PPC32),y) +image-$(CONFIG_PPC_PMAC) += zImage.coff zImage.miboot +endif + +initrd-y := $(patsubst zImage%, zImage.initrd%, $(image-y)) + +$(obj)/zImage: $(addprefix $(obj)/, $(image-y)) + @rm -f $@; ln $< $@ +$(obj)/zImage.initrd: $(addprefix $(obj)/, $(initrd-y)) + @rm -f $@; ln $< $@ + +install: $(CONFIGURE) $(image-y) + sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" $< + +clean-files += $(addprefix $(objtree)/, $(obj-boot) vmlinux.strip.gz) +clean-files += $(addprefix $(objtree)/, $(obj-boot) vmlinux.bin.gz) |