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-rw-r--r--arch/ppc64/boot/Makefile67
1 files changed, 44 insertions, 23 deletions
diff --git a/arch/ppc64/boot/Makefile b/arch/ppc64/boot/Makefile
index 33fdc8710891..301bc1536c49 100644
--- a/arch/ppc64/boot/Makefile
+++ b/arch/ppc64/boot/Makefile
@@ -22,15 +22,46 @@
HOSTCC := gcc
-BOOTCFLAGS := $(HOSTCFLAGS) -fno-builtin -nostdinc -isystem $(shell $(CROSS32CC) -print-file-name=include)
+BOOTCFLAGS := $(HOSTCFLAGS) -fno-builtin -nostdinc -isystem $(shell $(CROSS32CC) -print-file-name=include) -fPIC
BOOTAFLAGS := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
-BOOTLFLAGS := -Ttext 0x00400000 -e _start -T $(srctree)/$(src)/zImage.lds
+BOOTLFLAGS := -T $(srctree)/$(src)/zImage.lds
OBJCOPYFLAGS := contents,alloc,load,readonly,data
-src-boot := crt0.S string.S prom.c main.c zlib.c imagesize.c div64.S
+zlib := infblock.c infcodes.c inffast.c inflate.c inftrees.c infutil.c
+zlibheader := infblock.h infcodes.h inffast.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)
+
+src-boot := string.S prom.c main.c div64.S crt0.S
+src-boot += $(zlib)
src-boot := $(addprefix $(obj)/, $(src-boot))
obj-boot := $(addsuffix .o, $(basename $(src-boot)))
+BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj)
+
+quiet_cmd_copy_zlib = COPY $@
+ cmd_copy_zlib = sed "s@__attribute_used__@@;s@<linux/\([^>]\+\).*@\"\1\"@" $< > $@
+
+quiet_cmd_copy_zlibheader = COPY $@
+ cmd_copy_zlibheader = sed "s@<linux/\([^>]\+\).*@\"\1\"@" $< > $@
+# stddef.h for NULL
+quiet_cmd_copy_zliblinuxheader = COPY $@
+ cmd_copy_zliblinuxheader = sed "s@<linux/string.h>@\"string.h\"@;s@<linux/kernel.h>@<stddef.h>@;s@<linux/\([^>]\+\).*@\"\1\"@" $< > $@
+
+$(addprefix $(obj)/,$(zlib)): $(obj)/%: $(srctree)/lib/zlib_inflate/%
+ $(call cmd,copy_zlib)
+
+$(addprefix $(obj)/,$(zlibheader)): $(obj)/%: $(srctree)/lib/zlib_inflate/%
+ $(call cmd,copy_zlibheader)
+
+$(addprefix $(obj)/,$(zliblinuxheader)): $(obj)/%: $(srctree)/include/linux/%
+ $(call cmd,copy_zliblinuxheader)
+
+clean-files := $(zlib) $(zlibheader) $(zliblinuxheader)
+
+
quiet_cmd_bootcc = BOOTCC $@
cmd_bootcc = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $<
@@ -56,7 +87,7 @@ src-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.c, $(section)))
gz-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.gz, $(section)))
hostprogs-y := addnote addRamDisk
-targets += zImage.vmode zImage.initrd.vmode zImage zImage.initrd imagesize.c \
+targets += zImage.vmode zImage.initrd.vmode zImage zImage.initrd \
$(patsubst $(obj)/%,%, $(call obj-sec, $(required) $(initrd))) \
$(patsubst $(obj)/%,%, $(call src-sec, $(required) $(initrd))) \
$(patsubst $(obj)/%,%, $(call gz-sec, $(required) $(initrd))) \
@@ -69,9 +100,9 @@ quiet_cmd_ramdisk = RAMDISK $@
quiet_cmd_stripvm = STRIP $@
cmd_stripvm = $(STRIP) -s $< -o $@
-vmlinux.strip: vmlinux FORCE
+vmlinux.strip: vmlinux
$(call if_changed,stripvm)
-$(obj)/vmlinux.initrd: vmlinux.strip $(obj)/addRamDisk $(obj)/ramdisk.image.gz FORCE
+$(obj)/vmlinux.initrd: vmlinux.strip $(obj)/addRamDisk $(obj)/ramdisk.image.gz
$(call if_changed,ramdisk)
quiet_cmd_addsection = ADDSEC $@
@@ -79,48 +110,38 @@ quiet_cmd_addsection = ADDSEC $@
--add-section=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(patsubst %.o,%.gz, $@) \
--set-section-flags=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(OBJCOPYFLAGS)
-quiet_cmd_imagesize = GENSIZE $@
- cmd_imagesize = ls -l vmlinux.strip | \
- awk '{printf "/* generated -- do not edit! */\n" "unsigned long vmlinux_filesize = %d;\n", $$5}' \
- > $(obj)/imagesize.c && \
- $(CROSS_COMPILE)nm -n vmlinux | tail -n 1 | \
- awk '{printf "unsigned long vmlinux_memsize = 0x%s;\n", substr($$1,8)}' >> $(obj)/imagesize.c
-
quiet_cmd_addnote = ADDNOTE $@
cmd_addnote = $(obj)/addnote $@
-$(call gz-sec, $(required)): $(obj)/kernel-%.gz: % FORCE
+$(call gz-sec, $(required)): $(obj)/kernel-%.gz: %
$(call if_changed,gzip)
$(obj)/kernel-initrd.gz: $(obj)/ramdisk.image.gz
cp -f $(obj)/ramdisk.image.gz $@
-$(call src-sec, $(required) $(initrd)): $(obj)/kernel-%.c: $(obj)/kernel-%.gz FORCE
+$(call src-sec, $(required) $(initrd)): $(obj)/kernel-%.c: $(obj)/kernel-%.gz
@touch $@
-$(call obj-sec, $(required) $(initrd)): $(obj)/kernel-%.o: $(obj)/kernel-%.c FORCE
+$(call obj-sec, $(required) $(initrd)): $(obj)/kernel-%.o: $(obj)/kernel-%.c
$(call if_changed_dep,bootcc)
$(call cmd,addsection)
$(obj)/zImage.vmode: obj-boot += $(call obj-sec, $(required))
-$(obj)/zImage.vmode: $(call obj-sec, $(required)) $(obj-boot) FORCE
+$(obj)/zImage.vmode: $(call obj-sec, $(required)) $(obj-boot) $(srctree)/$(src)/zImage.lds
$(call cmd,bootld,$(obj-boot))
$(obj)/zImage.initrd.vmode: obj-boot += $(call obj-sec, $(required) $(initrd))
-$(obj)/zImage.initrd.vmode: $(call obj-sec, $(required) $(initrd)) $(obj-boot) FORCE
+$(obj)/zImage.initrd.vmode: $(call obj-sec, $(required) $(initrd)) $(obj-boot) $(srctree)/$(src)/zImage.lds
$(call cmd,bootld,$(obj-boot))
-$(obj)/zImage: $(obj)/zImage.vmode $(obj)/addnote FORCE
+$(obj)/zImage: $(obj)/zImage.vmode $(obj)/addnote
@cp -f $< $@
$(call if_changed,addnote)
-$(obj)/zImage.initrd: $(obj)/zImage.initrd.vmode $(obj)/addnote FORCE
+$(obj)/zImage.initrd: $(obj)/zImage.initrd.vmode $(obj)/addnote
@cp -f $< $@
$(call if_changed,addnote)
-$(obj)/imagesize.c: vmlinux.strip
- $(call cmd,imagesize)
-
install: $(CONFIGURE) $(BOOTIMAGE)
sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" "$(BOOTIMAGE)"