diff options
Diffstat (limited to 'include/asm-avr32/arch-at32ap700x/cacheflush.h')
-rw-r--r-- | include/asm-avr32/arch-at32ap700x/cacheflush.h | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/include/asm-avr32/arch-at32ap700x/cacheflush.h b/include/asm-avr32/arch-at32ap700x/cacheflush.h deleted file mode 100644 index 929f68e..0000000 --- a/include/asm-avr32/arch-at32ap700x/cacheflush.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright (C) 2006 Atmel Corporation - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#ifndef __ASM_AVR32_CACHEFLUSH_H -#define __ASM_AVR32_CACHEFLUSH_H - -/* - * Invalidate any cacheline containing virtual address vaddr without - * writing anything back to memory. - * - * Note that this function may corrupt unrelated data structures when - * applied on buffers that are not cacheline aligned in both ends. - */ -static inline void dcache_invalidate_line(volatile void *vaddr) -{ - asm volatile("cache %0[0], 0x0b" : : "r"(vaddr) : "memory"); -} - -/* - * Make sure any cacheline containing virtual address vaddr is written - * to memory. - */ -static inline void dcache_clean_line(volatile void *vaddr) -{ - asm volatile("cache %0[0], 0x0c" : : "r"(vaddr) : "memory"); -} - -/* - * Make sure any cacheline containing virtual address vaddr is written - * to memory and then invalidate it. - */ -static inline void dcache_flush_line(volatile void *vaddr) -{ - asm volatile("cache %0[0], 0x0d" : : "r"(vaddr) : "memory"); -} - -/* - * Invalidate any instruction cacheline containing virtual address - * vaddr. - */ -static inline void icache_invalidate_line(volatile void *vaddr) -{ - asm volatile("cache %0[0], 0x01" : : "r"(vaddr) : "memory"); -} - -/* - * Applies the above functions on all lines that are touched by the - * specified virtual address range. - */ -void dcache_invalidate_range(volatile void *start, size_t len); -void dcache_clean_range(volatile void *start, size_t len); -void dcache_flush_range(volatile void *start, size_t len); -void icache_invalidate_range(volatile void *start, size_t len); - -static inline void dcache_flush_unlocked(void) -{ - asm volatile("cache %0[5], 0x08" : : "r"(0) : "memory"); -} - -/* - * Make sure any pending writes are completed before continuing. - */ -#define sync_write_buffer() asm volatile("sync 0" : : : "memory") - -#endif /* __ASM_AVR32_CACHEFLUSH_H */ |