LXR linux/arch/microblaze/include/asm/cache.h

   1/*
   2 * Cache operations
   3 *
   4 * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
   5 * Copyright (C) 2007-2009 PetaLogix
   6 * Copyright (C) 2003 John Williams <jwilliams@itee.uq.edu.au>
   7 *
   8 * This file is subject to the terms and conditions of the GNU General
   9 * Public License. See the file COPYING in the main directory of this
  10 * archive for more details.
  11 */
  12
  13#ifndef _ASM_MICROBLAZE_CACHE_H
  14#define _ASM_MICROBLAZE_CACHE_H
  15
  16#include <asm/registers.h>
  17
  18#define L1_CACHE_SHIFT  2
  19/* word-granular cache in microblaze */
  20#define L1_CACHE_BYTES  (1 << L1_CACHE_SHIFT)
  21
  22#define SMP_CACHE_BYTES L1_CACHE_BYTES
  23
  24void _enable_icache(void);
  25void _disable_icache(void);
  26void _invalidate_icache(unsigned int addr);
  27
  28#define __enable_icache()               _enable_icache()
  29#define __disable_icache()              _disable_icache()
  30#define __invalidate_icache(addr)       _invalidate_icache(addr)
  31
  32void _enable_dcache(void);
  33void _disable_dcache(void);
  34void _invalidate_dcache(unsigned int addr);
  35
  36#define __enable_dcache()               _enable_dcache()
  37#define __disable_dcache()              _disable_dcache()
  38#define __invalidate_dcache(addr)       _invalidate_dcache(addr)
  39
  40#endif /* _ASM_MICROBLAZE_CACHE_H */
  41