diff options
Diffstat (limited to 'arch/m68k/mm')
| -rw-r--r-- | arch/m68k/mm/memory.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c index fb13d8257..39cc1d1a9 100644 --- a/arch/m68k/mm/memory.c +++ b/arch/m68k/mm/memory.c @@ -18,6 +18,7 @@ #include <asm/system.h> #include <asm/traps.h> #include <asm/io.h> +#include <asm/machdep.h> #ifdef CONFIG_AMIGA #include <asm/amigahw.h> #endif @@ -554,6 +555,14 @@ unsigned long mm_ptov (unsigned long paddr) * this?). So we have to push first and then additionally to invalidate. */ +#ifdef CONFIG_M68K_L2_CACHE +/* + * Jes was worried about performance (urhh ???) so its optional + */ + +extern void (*mach_l2_flush)(int) = NULL; +#endif + /* * cache_clear() semantics: Clear any cache entries for the area in question, * without writing back dirty entries first. This is useful if the data will @@ -593,6 +602,10 @@ void cache_clear (unsigned long paddr, int len) "movec %/d0,%/cacr" : : "i" (FLUSH_I_AND_D) : "d0"); +#ifdef CONFIG_M68K_L2_CACHE + if(mach_l2_flush) + mach_l2_flush(0); +#endif } @@ -641,6 +654,10 @@ void cache_push (unsigned long paddr, int len) "movec %/d0,%/cacr" : : "i" (FLUSH_I) : "d0"); +#ifdef CONFIG_M68K_L2_CACHE + if(mach_l2_flush) + mach_l2_flush(1); +#endif } |