[POWERPC] boot: Use FORCE

Kbuild if_changed and if_changed_dep require the use of the dummy
FORCE to get the dependencies right.   Also add to targets to get
correct behavior.

Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index d777cf9..113af88 100644 (file)
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -85,24 +85,25 @@ quiet_cmd_bootas = BOOTAS  $@
       cmd_bootas = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $<
 
 quiet_cmd_bootar = BOOTAR  $@
-      cmd_bootar = $(CROSS32AR) -cr $@.$$$$ $^; mv $@.$$$$ $@
+      cmd_bootar = $(CROSS32AR) -cr $@.$$$$ $(filter-out FORCE,$^); mv $@.$$$$ $@
 
-$(patsubst %.c,%.o, $(filter %.c, $(src-boot))): %.o: %.c
+$(patsubst %.c,%.o, $(filter %.c, $(src-boot))): %.o: %.c FORCE
        $(call if_changed_dep,bootcc)
-$(patsubst %.S,%.o, $(filter %.S, $(src-boot))): %.o: %.S
+$(patsubst %.S,%.o, $(filter %.S, $(src-boot))): %.o: %.S FORCE
        $(call if_changed_dep,bootas)
 
-$(obj)/wrapper.a: $(obj-wlib)
-       $(call cmd,bootar)
+$(obj)/wrapper.a: $(obj-wlib) FORCE
+       $(call if_changed,bootar)
 
 hostprogs-y    := addnote addRamDisk hack-coff mktree
 
+targets                += $(patsubst $(obj)/%,%,$(obj-boot) wrapper.a)
 extra-y                := $(obj)/wrapper.a $(obj-plat) $(obj)/empty.o \
                   $(obj)/zImage.lds $(obj)/zImage.coff.lds
 
 wrapper                :=$(srctree)/$(src)/wrapper
 wrapperbits    := $(extra-y) $(addprefix $(obj)/,addnote hack-coff mktree) \
-                       $(wrapper)
+                       $(wrapper) FORCE
 
 #############
 # Bits for building various flavours of zImage
@@ -122,34 +123,34 @@ quiet_cmd_wrap_initrd = WRAP    $@
                                -i $(obj)/ramdisk.image.gz vmlinux
 
 $(obj)/zImage.chrp: vmlinux $(wrapperbits)
-       $(call cmd,wrap,chrp)
+       $(call if_changed,wrap,chrp)
 
 $(obj)/zImage.initrd.chrp: vmlinux $(wrapperbits)
-       $(call cmd,wrap_initrd,chrp)
+       $(call if_changed,wrap_initrd,chrp)
 
 $(obj)/zImage.pseries: vmlinux $(wrapperbits)
-       $(call cmd,wrap,pseries)
+       $(call if_changed,wrap,pseries)
 
 $(obj)/zImage.initrd.pseries: vmlinux $(wrapperbits)
-       $(call cmd,wrap_initrd,pseries)
+       $(call if_changed,wrap_initrd,pseries)
 
 $(obj)/zImage.pmac: vmlinux $(wrapperbits)
-       $(call cmd,wrap,pmac)
+       $(call if_changed,wrap,pmac)
 
 $(obj)/zImage.initrd.pmac: vmlinux $(wrapperbits)
-       $(call cmd,wrap_initrd,pmac)
+       $(call if_changed,wrap_initrd,pmac)
 
 $(obj)/zImage.coff: vmlinux $(wrapperbits)
-       $(call cmd,wrap,pmaccoff)
+       $(call if_changed,wrap,pmaccoff)
 
 $(obj)/zImage.initrd.coff: vmlinux $(wrapperbits)
-       $(call cmd,wrap_initrd,pmaccoff)
+       $(call if_changed,wrap_initrd,pmaccoff)
 
 $(obj)/zImage.miboot: vmlinux $(wrapperbits)
-       $(call cmd,wrap,miboot)
+       $(call if_changed,wrap,miboot)
 
 $(obj)/zImage.initrd.miboot: vmlinux $(wrapperbits)
-       $(call cmd,wrap_initrd,miboot)
+       $(call if_changed,wrap_initrd,miboot)
 
 $(obj)/zImage.ps3: vmlinux
        $(STRIP) -s -R .comment $< -o $@
@@ -158,7 +159,7 @@ $(obj)/zImage.initrd.ps3: vmlinux
        @echo "  WARNING zImage.initrd.ps3 not supported (yet)"
 
 $(obj)/uImage: vmlinux $(wrapperbits)
-       $(call cmd,wrap,uboot)
+       $(call if_changed,wrap,uboot)
 
 image-$(CONFIG_PPC_PSERIES)            += zImage.pseries
 image-$(CONFIG_PPC_MAPLE)              += zImage.pseries
@@ -177,6 +178,7 @@ image-$(CONFIG_PPC_PMAC)    += zImage.coff zImage.miboot
 endif
 
 initrd-y := $(patsubst zImage%, zImage.initrd%, $(image-y))
+targets        += $(image-y) $(initrd-y)
 
 $(obj)/zImage:         $(addprefix $(obj)/, $(image-y))
        @rm -f $@; ln $< $@