target/linux/coldfire/patches/024-m5445x_enable_cache_store.patch

   1 From 96de11ad11db226423d364a75cc82c6118a18a1f Mon Sep 17 00:00:00 2001
   2 From: Kurt Mahan <kmahan@freescale.com>
   3 Date: Tue, 4 Dec 2007 00:04:21 -0700
   4 Subject: [PATCH] Enable Cache Store Buffer.
   5
   6 LTIBName: m5445x-enable-cache-store
   7 Signed-off-by: Kurt Mahan <kmahan@freescale.com>
   8 ---
   9  arch/m68k/coldfire/config.c |    2 ++
  10  include/asm-m68k/cfcache.h  |    1 +
  11  2 files changed, 3 insertions(+), 0 deletions(-)
  12
  13 --- a/arch/m68k/coldfire/config.c
  14 +++ b/arch/m68k/coldfire/config.c
  15 @@ -21,6 +21,7 @@
  16  #include <asm/machdep.h>
  17  #include <asm/coldfire.h>
  18  #include <asm/cfcache.h>
  19 +#include <asm/cacheflush.h>
  20  #include <asm/bootinfo.h>
  21  #include <asm/io.h>
  22  #include <asm/cfmmu.h>
  23 @@ -165,6 +166,7 @@ asmlinkage void __init cf_early_init(voi
  24                 + sizeof(record->data[0]) + sizeof(record->data[1]);
  25
  26         /* Invalidate caches via CACR */
  27 +       flush_bcache();
  28         cacr_set(CACHE_DISABLE_MODE);
  29
  30         /* Turn on caches via CACR, enable EUSP */
  31 --- a/include/asm-m68k/cfcache.h
  32 +++ b/include/asm-m68k/cfcache.h
  33 @@ -64,6 +64,7 @@
  34  #define CACHE_INITIAL_MODE     (CF_CACR_DEC+           \
  35                                  CF_CACR_BEC+           \
  36                                  CF_CACR_IEC+           \
  37 +                                CF_CACR_DESB+          \
  38                                  CF_CACR_EUSP)
  39  #else
  40  /* cache disabled for testing */