Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * include/asm-sh/cpu-sh3/cacheflush.h |
| 3 | * |
| 4 | * Copyright (C) 1999 Niibe Yutaka |
| 5 | * |
| 6 | * This file is subject to the terms and conditions of the GNU General Public |
| 7 | * License. See the file "COPYING" in the main directory of this archive |
| 8 | * for more details. |
| 9 | */ |
| 10 | #ifndef __ASM_CPU_SH3_CACHEFLUSH_H |
| 11 | #define __ASM_CPU_SH3_CACHEFLUSH_H |
| 12 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | #if defined(CONFIG_SH7705_CACHE_32KB) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 14 | /* SH7705 is an SH3 processor with 32KB cache. This has alias issues like the |
| 15 | * SH4. Unlike the SH4 this is a unified cache so we need to do some work |
| 16 | * in mmap when 'exec'ing a new binary |
| 17 | */ |
| 18 | /* 32KB cache, 4kb PAGE sizes need to check bit 12 */ |
| 19 | #define CACHE_ALIAS 0x00001000 |
| 20 | |
Paul Mundt | 39e688a | 2007-03-05 19:46:47 +0900 | [diff] [blame] | 21 | #define PG_mapped PG_arch_1 |
| 22 | |
Paul Mundt | c470662 | 2006-09-27 15:29:18 +0900 | [diff] [blame] | 23 | void flush_cache_all(void); |
| 24 | void flush_cache_mm(struct mm_struct *mm); |
Ralf Baechle | ec8c044 | 2006-12-12 17:14:57 +0000 | [diff] [blame] | 25 | #define flush_cache_dup_mm(mm) flush_cache_mm(mm) |
Paul Mundt | c470662 | 2006-09-27 15:29:18 +0900 | [diff] [blame] | 26 | void flush_cache_range(struct vm_area_struct *vma, unsigned long start, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | unsigned long end); |
Paul Mundt | c470662 | 2006-09-27 15:29:18 +0900 | [diff] [blame] | 28 | void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn); |
| 29 | void flush_dcache_page(struct page *pg); |
| 30 | void flush_icache_range(unsigned long start, unsigned long end); |
| 31 | void flush_icache_page(struct vm_area_struct *vma, struct page *page); |
| 32 | #else |
Paul Mundt | 51f3547 | 2008-07-29 22:52:49 +0900 | [diff] [blame^] | 33 | #include <cpu-common/cpu/cacheflush.h> |
Paul Mundt | c470662 | 2006-09-27 15:29:18 +0900 | [diff] [blame] | 34 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | #endif /* __ASM_CPU_SH3_CACHEFLUSH_H */ |