target/linux/generic-2.6/patches-2.6.31/991-ppc4xx_optimization.patch

   1 Upstream doesn't optimize the kernel and bootwrappers for ppc44x because
   2 they still want to support gcc 3.3 -- well, we don't.
   3
   4 --- a/arch/powerpc/Makefile
   5 +++ b/arch/powerpc/Makefile
   6 @@ -123,7 +123,8 @@ ifeq ($(CONFIG_FUNCTION_TRACER),y)
   7  KBUILD_CFLAGS          += -mno-sched-epilog
   8  endif
   9
  10 -cpu-as-$(CONFIG_4xx)           += -Wa,-m405
  11 +cpu-as-$(CONFIG_40x)           += -Wa,-m405
  12 +cpu-as-$(CONFIG_44x)           += -Wa,-m440
  13  cpu-as-$(CONFIG_6xx)           += -Wa,-maltivec
  14  cpu-as-$(CONFIG_POWER4)                += -Wa,-maltivec
  15  cpu-as-$(CONFIG_E500)          += -Wa,-me500
  16 --- a/arch/powerpc/boot/Makefile
  17 +++ b/arch/powerpc/boot/Makefile
  18 @@ -38,9 +38,9 @@ BOOTCFLAGS    += -I$(obj) -I$(srctree)/$(ob
  19  DTS_FLAGS      ?= -p 1024
  20
  21  $(obj)/4xx.o: BOOTCFLAGS += -mcpu=405
  22 -$(obj)/ebony.o: BOOTCFLAGS += -mcpu=405
  23 -$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405
  24 -$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405
  25 +$(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
  26 +$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440
  27 +$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440
  28  $(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
  29  $(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405
  30  $(obj)/virtex405-head.o: BOOTAFLAGS += -mcpu=405