Commit 79f1c9da authored by Paul Mundt's avatar Paul Mundt
Browse files

sh: Convert SH-3 to new cacheflush interface. 



Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent a58e1a2a

arch/sh/mm/cache-sh3.c

+15 −10
Original line number Diff line number Diff line
@@ -32,7 +32,7 @@ 
 * SIZE: Size of the region.

 */



void __flush_wback_region(void *start, int size)

static void sh3__flush_wback_region(void *start, int size)

{

	unsigned long v, j;

	unsigned long begin, end;
@@ -71,7 +71,7 @@ void __flush_wback_region(void *start, int size) 
 * START: Virtual Address (U0, P1, or P3)

 * SIZE: Size of the region.

 */

void __flush_purge_region(void *start, int size)

static void sh3__flush_purge_region(void *start, int size)

{

	unsigned long v;

	unsigned long begin, end;
@@ -90,11 +90,16 @@ void __flush_purge_region(void *start, int size) 
	}

}



void __init sh3_cache_init(void)

{

	__flush_wback_region = sh3__flush_wback_region;

	__flush_purge_region = sh3__flush_purge_region;



	/*

	 * No write back please

	 *

 * Except I don't think there's any way to avoid the writeback. So we

 * just alias it to __flush_purge_region(). dwmw2.

	 * Except I don't think there's any way to avoid the writeback.

	 * So we just alias it to sh3__flush_purge_region(). dwmw2.

	 */

void __flush_invalidate_region(void *start, int size)

	__attribute__((alias("__flush_purge_region")));
 
	__flush_invalidate_region = sh3__flush_purge_region;

}

arch/sh/mm/cache.c

+6 −0
Original line number Diff line number Diff line
@@ -256,6 +256,12 @@ void __init cpu_cache_init(void) 
		sh2a_cache_init();

	}



	if (boot_cpu_data.family == CPU_FAMILY_SH3) {

		extern void __weak sh3_cache_init(void);



		sh3_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)) {