ppc4xx optimizations
SVN-Revision: 17040
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5 changed files with 36 additions and 4 deletions
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@ -0,0 +1,30 @@
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Upstream doesn't optimize the kernel and bootwrappers for ppc44x because
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they still want to support gcc 3.3 -- well, we don't.
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--- a/arch/powerpc/Makefile
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+++ b/arch/powerpc/Makefile
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@@ -123,7 +123,8 @@ ifeq ($(CONFIG_FUNCTION_TRACER),y)
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KBUILD_CFLAGS += -mno-sched-epilog
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endif
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-cpu-as-$(CONFIG_4xx) += -Wa,-m405
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+cpu-as-$(CONFIG_40x) += -Wa,-m405
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+cpu-as-$(CONFIG_44x) += -Wa,-m440
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cpu-as-$(CONFIG_6xx) += -Wa,-maltivec
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cpu-as-$(CONFIG_POWER4) += -Wa,-maltivec
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cpu-as-$(CONFIG_E500) += -Wa,-me500
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--- a/arch/powerpc/boot/Makefile
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+++ b/arch/powerpc/boot/Makefile
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@@ -38,9 +38,9 @@ BOOTCFLAGS += -I$(obj) -I$(srctree)/$(ob
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DTS_FLAGS ?= -p 1024
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$(obj)/4xx.o: BOOTCFLAGS += -mcpu=405
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-$(obj)/ebony.o: BOOTCFLAGS += -mcpu=405
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-$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405
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-$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405
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+$(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
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+$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440
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+$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440
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$(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
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$(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405
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$(obj)/virtex405-head.o: BOOTAFLAGS += -mcpu=405
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@ -10,6 +10,7 @@ ARCH:=powerpc
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BOARD:=ppc40x
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BOARD:=ppc40x
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BOARDNAME:=AMCC/IBM PPC40x
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BOARDNAME:=AMCC/IBM PPC40x
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FEATURES:=squashfs usb
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FEATURES:=squashfs usb
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CFLAGS:=-Os -pipe -funit-at-a-time -mcpu=440
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LINUX_VERSION:=2.6.30.3
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LINUX_VERSION:=2.6.30.3
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LINUX_KARCH:=powerpc
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LINUX_KARCH:=powerpc
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@ -377,9 +377,9 @@
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+};
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+};
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--- a/arch/powerpc/boot/Makefile
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--- a/arch/powerpc/boot/Makefile
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+++ b/arch/powerpc/boot/Makefile
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+++ b/arch/powerpc/boot/Makefile
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@@ -42,6 +42,7 @@ $(obj)/ebony.o: BOOTCFLAGS += -mcpu=405
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@@ -42,6 +42,7 @@ $(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
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$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405
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$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440
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$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405
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$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440
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$(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
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$(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
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+$(obj)/cuboot-magicbox.o: BOOTCFLAGS += -mcpu=405
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+$(obj)/cuboot-magicbox.o: BOOTCFLAGS += -mcpu=405
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$(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405
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$(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405
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@ -354,7 +354,7 @@
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--- a/arch/powerpc/boot/Makefile
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--- a/arch/powerpc/boot/Makefile
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+++ b/arch/powerpc/boot/Makefile
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+++ b/arch/powerpc/boot/Makefile
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@@ -43,6 +43,7 @@ $(obj)/cuboot-taishan.o: BOOTCFLAGS += -
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@@ -43,6 +43,7 @@ $(obj)/cuboot-taishan.o: BOOTCFLAGS += -
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$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405
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$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440
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$(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
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$(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
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$(obj)/cuboot-magicbox.o: BOOTCFLAGS += -mcpu=405
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$(obj)/cuboot-magicbox.o: BOOTCFLAGS += -mcpu=405
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+$(obj)/cuboot-openrb.o: BOOTCFLAGS += -mcpu=405
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+$(obj)/cuboot-openrb.o: BOOTCFLAGS += -mcpu=405
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@ -10,6 +10,7 @@ ARCH:=powerpc
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BOARD:=ppc44x
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BOARD:=ppc44x
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BOARDNAME:=AMCC/IBM PPC44x
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BOARDNAME:=AMCC/IBM PPC44x
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FEATURES:=squashfs
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FEATURES:=squashfs
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CFLAGS:=-Os -pipe -funit-at-a-time -mcpu=440
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LINUX_VERSION:=2.6.30.3
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LINUX_VERSION:=2.6.30.3
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LINUX_KARCH:=powerpc
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LINUX_KARCH:=powerpc
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