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-rw-r--r--arch/powerpc/Makefile56
1 files changed, 29 insertions, 27 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 6c1e36c..643839a 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -35,11 +35,14 @@ endif
export CROSS32CC CROSS32AS CROSS32LD CROSS32AR CROSS32OBJCOPY
+ifeq ($(CROSS_COMPILE),)
KBUILD_DEFCONFIG := $(shell uname -m)_defconfig
+else
+KBUILD_DEFCONFIG := ppc64_defconfig
+endif
ifeq ($(CONFIG_PPC64),y)
OLDARCH := ppc64
-SZ := 64
new_nm := $(shell if $(NM) --help 2>&1 | grep -- '--synthetic' > /dev/null; then echo y; else echo n; fi)
@@ -49,22 +52,26 @@ endif
else
OLDARCH := ppc
-SZ := 32
+endif
+
+# It seems there are times we use this Makefile without
+# including the config file, but this replicates the old behaviour
+ifeq ($(CONFIG_WORD_SIZE),)
+CONFIG_WORD_SIZE := 32
endif
UTS_MACHINE := $(OLDARCH)
ifeq ($(HAS_BIARCH),y)
-override AS += -a$(SZ)
-override LD += -m elf$(SZ)ppc
-override CC += -m$(SZ)
-override AR := GNUTARGET=elf$(SZ)-powerpc $(AR)
+override AS += -a$(CONFIG_WORD_SIZE)
+override LD += -m elf$(CONFIG_WORD_SIZE)ppc
+override CC += -m$(CONFIG_WORD_SIZE)
+override AR := GNUTARGET=elf$(CONFIG_WORD_SIZE)-powerpc $(AR)
endif
LDFLAGS_vmlinux := -Bstatic
-# The -Iarch/$(ARCH)/include is temporary while we are merging
-CPPFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH) -Iarch/$(ARCH)/include
+CPPFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH)
AFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH)
CFLAGS-$(CONFIG_PPC64) := -mminimal-toc -mtraceback=none -mcall-aixdesc
CFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH) -ffixed-r2 -mmultiple
@@ -72,11 +79,8 @@ CPPFLAGS += $(CPPFLAGS-y)
AFLAGS += $(AFLAGS-y)
CFLAGS += -msoft-float -pipe $(CFLAGS-y)
CPP = $(CC) -E $(CFLAGS)
-# Temporary hack until we have migrated to asm-powerpc
-LINUXINCLUDE-$(CONFIG_PPC32) := -Iarch/$(ARCH)/include
-LINUXINCLUDE += $(LINUXINCLUDE-y)
-CHECKFLAGS += -m$(SZ) -D__powerpc__ -D__powerpc$(SZ)__
+CHECKFLAGS += -m$(CONFIG_WORD_SIZE) -D__powerpc__ -D__powerpc$(CONFIG_WORD_SIZE)__
ifeq ($(CONFIG_PPC64),y)
GCC_BROKEN_VEC := $(shell if [ $(call cc-version) -lt 0400 ] ; then echo "y"; fi)
@@ -96,6 +100,10 @@ else
endif
endif
+ifeq ($(CONFIG_TUNE_CELL),y)
+ CFLAGS += $(call cc-option,-mtune=cell)
+endif
+
# No AltiVec instruction when building kernel
CFLAGS += $(call cc-option,-mno-altivec)
@@ -120,10 +128,9 @@ cpu-as-$(CONFIG_E200) += -Wa,-me200
AFLAGS += $(cpu-as-y)
CFLAGS += $(cpu-as-y)
-head-y := arch/powerpc/kernel/head_32.o
-head-$(CONFIG_PPC64) := arch/powerpc/kernel/head_64.o
+head-y := arch/powerpc/kernel/head_$(CONFIG_WORD_SIZE).o
head-$(CONFIG_8xx) := arch/powerpc/kernel/head_8xx.o
-head-$(CONFIG_4xx) := arch/powerpc/kernel/head_4xx.o
+head-$(CONFIG_40x) := arch/powerpc/kernel/head_40x.o
head-$(CONFIG_44x) := arch/powerpc/kernel/head_44x.o
head-$(CONFIG_FSL_BOOKE) := arch/powerpc/kernel/head_fsl_booke.o
@@ -166,25 +173,20 @@ define archhelp
@echo ' *_defconfig - Select default config from arch/$(ARCH)/configs'
endef
-install:
+install: vdso_install
$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
+vdso_install:
+ifeq ($(CONFIG_PPC64),y)
+ $(Q)$(MAKE) $(build)=arch/$(ARCH)/kernel/vdso64 $@
+endif
+ $(Q)$(MAKE) $(build)=arch/$(ARCH)/kernel/vdso32 $@
+
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
-archmrproper:
- $(Q)rm -rf arch/$(ARCH)/include
-
archprepare: checkbin
-ifeq ($(CONFIG_PPC32),y)
-# Temporary hack until we have migrated to asm-powerpc
-include/asm: arch/$(ARCH)/include/asm
-arch/$(ARCH)/include/asm: FORCE
- $(Q)if [ ! -d arch/$(ARCH)/include ]; then mkdir -p arch/$(ARCH)/include; fi
- $(Q)ln -fsn $(srctree)/include/asm-$(OLDARCH) arch/$(ARCH)/include/asm
-endif
-
# Use the file '.tmp_gas_check' for binutils tests, as gas won't output
# to stdout and these checks are run even on install targets.
TOUT := .tmp_gas_check
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