openwrt/target/linux/linux-2.4/patches/x86/001-mgeode-cpu.patch

   1 diff -Nur linux-2.4.29/arch/i386/Makefile linux-2.4.29_geode/arch/i386/Makefile
   2 --- linux-2.4.29/arch/i386/Makefile     Wed Nov 17 12:54:21 2004
   3 +++ linux-2.4.29_geode/arch/i386/Makefile       Tue Feb 15 23:41:54 2005
   4 @@ -94,6 +94,10 @@
   5  CFLAGS += $(call check_gcc,-march=c3-2,-march=i686)
   6  endif
   7
   8 +ifdef CONFIG_MGEODE
   9 +CFLAGS += -march=i586
  10 +endif
  11 +
  12  # Disable unit-at-a-time mode, it makes gcc use a lot more stack
  13  # due to the lack of sharing of stacklots.
  14  CFLAGS += $(call check_gcc,-fno-unit-at-a-time,)
  15 diff -Nur linux-2.4.29/arch/i386/config.in linux-2.4.29_geode/arch/i386/config.in
  16 --- linux-2.4.29/arch/i386/config.in    Wed Nov 17 12:54:21 2004
  17 +++ linux-2.4.29_geode/arch/i386/config.in      Tue Feb 15 23:41:54 2005
  18 @@ -42,6 +42,7 @@
  19          Winchip-C6                             CONFIG_MWINCHIPC6 \
  20          Winchip-2                              CONFIG_MWINCHIP2 \
  21          Winchip-2A/Winchip-3                   CONFIG_MWINCHIP3D \
  22 +        MediaGX/Geode                          CONFIG_MGEODE \
  23          CyrixIII/VIA-C3                        CONFIG_MCYRIXIII \
  24          VIA-C3-2                               CONFIG_MVIAC3_2" Pentium-Pro
  25  #
  26 @@ -162,6 +163,14 @@
  27     define_bool CONFIG_X86_ALIGNMENT_16 y
  28     define_bool CONFIG_X86_USE_PPRO_CHECKSUM y
  29     define_bool CONFIG_X86_F00F_WORKS_OK y
  30 +fi
  31 +if [ "$CONFIG_MGEODE" = "y" ]; then
  32 +   define_int  CONFIG_X86_L1_CACHE_SHIFT 5
  33 +   define_bool CONFIG_X86_USE_STRING_486 y
  34 +   define_bool CONFIG_X86_ALIGNMENT_16 y
  35 +   define_bool CONFIG_X86_TSC y
  36 +   define_bool CONFIG_X86_PPRO_FENCE y
  37 +   define_bool CONFIG_X86_OOSTORE y
  38  fi
  39  if [ "$CONFIG_MCRUSOE" = "y" ]; then
  40     define_int  CONFIG_X86_L1_CACHE_SHIFT 5