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-rw-r--r--arch/powerpc/Makefile25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 96efd8213c1c..709a22a3e824 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -133,6 +133,21 @@ else
CFLAGS-$(CONFIG_GENERIC_CPU) += -mcpu=powerpc64
endif
+ifdef CONFIG_MPROFILE_KERNEL
+ ifeq ($(shell $(srctree)/arch/powerpc/scripts/gcc-check-mprofile-kernel.sh $(CC) -I$(srctree)/include -D__KERNEL__),OK)
+ CC_FLAGS_FTRACE := -pg -mprofile-kernel
+ KBUILD_CPPFLAGS += -DCC_USING_MPROFILE_KERNEL
+ else
+ # If the user asked for mprofile-kernel but the toolchain doesn't
+ # support it, emit a warning and deliberately break the build later
+ # with mprofile-kernel-not-supported. We would prefer to make this an
+ # error right here, but then the user would never be able to run
+ # oldconfig to change their configuration.
+ $(warning Compiler does not support mprofile-kernel, set CONFIG_DISABLE_MPROFILE_KERNEL)
+ CC_FLAGS_FTRACE := -mprofile-kernel-not-supported
+ endif
+endif
+
CFLAGS-$(CONFIG_CELL_CPU) += $(call cc-option,-mcpu=cell)
CFLAGS-$(CONFIG_POWER4_CPU) += $(call cc-option,-mcpu=power4)
CFLAGS-$(CONFIG_POWER5_CPU) += $(call cc-option,-mcpu=power5)
@@ -310,6 +325,16 @@ corenet64_smp_defconfig:
$(call merge_into_defconfig,corenet_basic_defconfig,\
85xx-64bit 85xx-smp altivec 85xx-hw fsl-emb-nonhw)
+PHONY += mpc86xx_defconfig
+mpc86xx_defconfig:
+ $(call merge_into_defconfig,mpc86xx_basic_defconfig,\
+ 86xx-hw fsl-emb-nonhw)
+
+PHONY += mpc86xx_smp_defconfig
+mpc86xx_smp_defconfig:
+ $(call merge_into_defconfig,mpc86xx_basic_defconfig,\
+ 86xx-smp 86xx-hw fsl-emb-nonhw)
+
define archhelp
@echo '* zImage - Build default images selected by kernel config'
@echo ' zImage.* - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)'