Michal Simek | 8beb850 | 2009-03-27 14:25:16 +0100 | [diff] [blame^] | 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 | |
| 24 | void _enable_icache(void); |
| 25 | void _disable_icache(void); |
| 26 | void _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 | |
| 32 | void _enable_dcache(void); |
| 33 | void _disable_dcache(void); |
| 34 | void _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 | /* FIXME - I don't think this is right */ |
| 41 | #ifdef CONFIG_XILINX_UNCACHED_SHADOW |
| 42 | #define UNCACHED_SHADOW_MASK (CONFIG_XILINX_ERAM_SIZE) |
| 43 | #endif |
| 44 | |
| 45 | #endif /* _ASM_MICROBLAZE_CACHE_H */ |