diff options
Diffstat (limited to 'include/asm-sparc')
| -rw-r--r-- | include/asm-sparc/cache.h | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/include/asm-sparc/cache.h b/include/asm-sparc/cache.h index cb971e88aea4..41f85ae4bd4a 100644 --- a/include/asm-sparc/cache.h +++ b/include/asm-sparc/cache.h @@ -1,20 +1,28 @@ -/* $Id: cache.h,v 1.9 1999/08/14 03:51:58 anton Exp $ - * cache.h: Cache specific code for the Sparc. These include flushing +/* cache.h: Cache specific code for the Sparc. These include flushing * and direct tag/data line access. * - * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net) */ #ifndef _SPARC_CACHE_H #define _SPARC_CACHE_H -#include <asm/asi.h> - #define L1_CACHE_SHIFT 5 #define L1_CACHE_BYTES 32 #define L1_CACHE_ALIGN(x) ((((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))) -#define SMP_CACHE_BYTES 32 +#ifdef CONFIG_SPARC32 +#define SMP_CACHE_BYTES_SHIFT 5 +#else +#define SMP_CACHE_BYTES_SHIFT 6 +#endif + +#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT) + +#define __read_mostly __attribute__((__section__(".data.read_mostly"))) + +#ifdef CONFIG_SPARC32 +#include <asm/asi.h> /* Direct access to the instruction cache is provided through and * alternate address space. The IDC bit must be off in the ICCR on @@ -125,5 +133,6 @@ static inline void flush_ei_user(unsigned int addr) "r" (addr), "i" (ASI_M_FLUSH_USER) : "memory"); } +#endif /* CONFIG_SPARC32 */ #endif /* !(_SPARC_CACHE_H) */ |