From 109b44a82a7a8ae32d7fb257480f92f2d96f0daf Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Sat, 15 Aug 2009 12:35:15 +0900 Subject: [PATCH] sh: Convert SH-2 to new cacheflush interface. Signed-off-by: Paul Mundt --- arch/sh/mm/cache-sh2.c | 13 ++++++++++--- arch/sh/mm/cache.c | 6 ++++++ 2 files changed, 16 insertions(+), 3 deletions(-) diff --git a/arch/sh/mm/cache-sh2.c b/arch/sh/mm/cache-sh2.c index c4e80d2b764b..699a71f46327 100644 --- a/arch/sh/mm/cache-sh2.c +++ b/arch/sh/mm/cache-sh2.c @@ -16,7 +16,7 @@ #include #include -void __flush_wback_region(void *start, int size) +static void sh2__flush_wback_region(void *start, int size) { unsigned long v; unsigned long begin, end; @@ -37,7 +37,7 @@ void __flush_wback_region(void *start, int size) } } -void __flush_purge_region(void *start, int size) +static void sh2__flush_purge_region(void *start, int size) { unsigned long v; unsigned long begin, end; @@ -51,7 +51,7 @@ void __flush_purge_region(void *start, int size) CACHE_OC_ADDRESS_ARRAY | (v & 0x00000ff0) | 0x00000008); } -void __flush_invalidate_region(void *start, int size) +static void sh2__flush_invalidate_region(void *start, int size) { #ifdef CONFIG_CACHE_WRITEBACK /* @@ -82,3 +82,10 @@ void __flush_invalidate_region(void *start, int size) CACHE_OC_ADDRESS_ARRAY | (v & 0x00000ff0) | 0x00000008); #endif } + +void __init sh2_cache_init(void) +{ + __flush_wback_region = sh2__flush_wback_region; + __flush_purge_region = sh2__flush_purge_region; + __flush_invalidate_region = sh2__flush_invalidate_region; +} diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index da5bc6ac1b28..5ac299d6604e 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -244,6 +244,12 @@ void __init cpu_cache_init(void) __flush_purge_region = noop__flush_region; __flush_invalidate_region = noop__flush_region; + if (boot_cpu_data.family == CPU_FAMILY_SH2) { + extern void __weak sh2_cache_init(void); + + sh2_cache_init(); + } + if ((boot_cpu_data.family == CPU_FAMILY_SH4) || (boot_cpu_data.family == CPU_FAMILY_SH4A) || (boot_cpu_data.family == CPU_FAMILY_SH4AL_DSP)) { -- 2.39.5