diff options
| author |   Matt Fleming <matt@console-pimps.org> | 2010-01-13 12:59:24 +0900 |
|---|---|---|
| committer |   Paul Mundt <lethal@linux-sh.org> | 2010-01-13 12:59:24 +0900 |
| commit | 6430a5987f8bb9a7c5187b343956aa8ef404d571 (patch) | |
| tree | 45edde7e5aa645636ea8c24bb67fae92010f56ff /arch/sh/include/asm | |
| parent | sh: sh_bios detection. (diff) | |
| download | linux-dev-6430a5987f8bb9a7c5187b343956aa8ef404d571.tar.xz linux-dev-6430a5987f8bb9a7c5187b343956aa8ef404d571.zip | |
sh: Don't perform an icbi on a P2 address
The legacy P2 area may not always be mapped (for example when using
PMB). So perform an icbi on an address that we know will always be
mapped.
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include/asm')
| -rw-r--r-- | arch/sh/include/asm/system.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sh/include/asm/system.h b/arch/sh/include/asm/system.h index c15415b4b169..b74d2532cc27 100644 --- a/arch/sh/include/asm/system.h +++ b/arch/sh/include/asm/system.h @@ -32,7 +32,7 @@ #define mb() __asm__ __volatile__ ("synco": : :"memory") #define rmb() mb() #define wmb() __asm__ __volatile__ ("synco": : :"memory") -#define ctrl_barrier() __icbi(0xa8000000) +#define ctrl_barrier() __icbi(PAGE_OFFSET) #define read_barrier_depends() do { } while(0) #else #define mb() __asm__ __volatile__ ("": : :"memory") |