From: Imre Kaloz Date: Wed, 29 Jul 2009 14:52:31 +0000 (+0000) Subject: ppc4xx optimizations X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=c461ddf9a644d1dfd312d72e72ad62b63f2d06cc;p=librecmc%2Flibrecmc.git ppc4xx optimizations SVN-Revision: 17040 --- diff --git a/target/linux/generic-2.6/patches-2.6.30/991-ppc4xx_optimization.patch b/target/linux/generic-2.6/patches-2.6.30/991-ppc4xx_optimization.patch new file mode 100644 index 0000000000..39d5fb0d00 --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.30/991-ppc4xx_optimization.patch @@ -0,0 +1,30 @@ +Upstream doesn't optimize the kernel and bootwrappers for ppc44x because +they still want to support gcc 3.3 -- well, we don't. + +--- a/arch/powerpc/Makefile ++++ b/arch/powerpc/Makefile +@@ -123,7 +123,8 @@ ifeq ($(CONFIG_FUNCTION_TRACER),y) + KBUILD_CFLAGS += -mno-sched-epilog + endif + +-cpu-as-$(CONFIG_4xx) += -Wa,-m405 ++cpu-as-$(CONFIG_40x) += -Wa,-m405 ++cpu-as-$(CONFIG_44x) += -Wa,-m440 + cpu-as-$(CONFIG_6xx) += -Wa,-maltivec + cpu-as-$(CONFIG_POWER4) += -Wa,-maltivec + cpu-as-$(CONFIG_E500) += -Wa,-me500 +--- a/arch/powerpc/boot/Makefile ++++ b/arch/powerpc/boot/Makefile +@@ -38,9 +38,9 @@ BOOTCFLAGS += -I$(obj) -I$(srctree)/$(ob + DTS_FLAGS ?= -p 1024 + + $(obj)/4xx.o: BOOTCFLAGS += -mcpu=405 +-$(obj)/ebony.o: BOOTCFLAGS += -mcpu=405 +-$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405 +-$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405 ++$(obj)/ebony.o: BOOTCFLAGS += -mcpu=440 ++$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440 ++$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440 + $(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405 + $(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405 + $(obj)/virtex405-head.o: BOOTAFLAGS += -mcpu=405 diff --git a/target/linux/ppc40x/Makefile b/target/linux/ppc40x/Makefile index 00a566910c..f4423391a5 100644 --- a/target/linux/ppc40x/Makefile +++ b/target/linux/ppc40x/Makefile @@ -10,6 +10,7 @@ ARCH:=powerpc BOARD:=ppc40x BOARDNAME:=AMCC/IBM PPC40x FEATURES:=squashfs usb +CFLAGS:=-Os -pipe -funit-at-a-time -mcpu=440 LINUX_VERSION:=2.6.30.3 LINUX_KARCH:=powerpc diff --git a/target/linux/ppc40x/patches-2.6.30/004-magicbox.patch b/target/linux/ppc40x/patches-2.6.30/004-magicbox.patch index 72ca542c14..d6ce22d4a8 100644 --- a/target/linux/ppc40x/patches-2.6.30/004-magicbox.patch +++ b/target/linux/ppc40x/patches-2.6.30/004-magicbox.patch @@ -377,9 +377,9 @@ +}; --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile -@@ -42,6 +42,7 @@ $(obj)/ebony.o: BOOTCFLAGS += -mcpu=405 - $(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405 - $(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405 +@@ -42,6 +42,7 @@ $(obj)/ebony.o: BOOTCFLAGS += -mcpu=440 + $(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440 + $(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440 $(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405 +$(obj)/cuboot-magicbox.o: BOOTCFLAGS += -mcpu=405 $(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405 diff --git a/target/linux/ppc40x/patches-2.6.30/005-openrb.patch b/target/linux/ppc40x/patches-2.6.30/005-openrb.patch index 87de8777a2..43407c2025 100644 --- a/target/linux/ppc40x/patches-2.6.30/005-openrb.patch +++ b/target/linux/ppc40x/patches-2.6.30/005-openrb.patch @@ -354,7 +354,7 @@ --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -43,6 +43,7 @@ $(obj)/cuboot-taishan.o: BOOTCFLAGS += - - $(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405 + $(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440 $(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405 $(obj)/cuboot-magicbox.o: BOOTCFLAGS += -mcpu=405 +$(obj)/cuboot-openrb.o: BOOTCFLAGS += -mcpu=405 diff --git a/target/linux/ppc44x/Makefile b/target/linux/ppc44x/Makefile index 47926de0eb..7d5864339b 100644 --- a/target/linux/ppc44x/Makefile +++ b/target/linux/ppc44x/Makefile @@ -10,6 +10,7 @@ ARCH:=powerpc BOARD:=ppc44x BOARDNAME:=AMCC/IBM PPC44x FEATURES:=squashfs +CFLAGS:=-Os -pipe -funit-at-a-time -mcpu=440 LINUX_VERSION:=2.6.30.3 LINUX_KARCH:=powerpc