Based on kernel version 2.6.35.4. Page generated on 2010-09-02 21:38 EST.
1 /* 2 * File: Documentation/blackfin/cachefeatures.txt 3 * Based on: 4 * Author: 5 * 6 * Created: 7 * Description: This file contains the simple DMA Implementation for Blackfin 8 * 9 * Rev: $Id: cachefeatures.txt 2384 2006-11-01 04:12:43Z magicyang $ 10 * 11 * Modified: 12 * Copyright 2004-2006 Analog Devices Inc. 13 * 14 * Bugs: Enter bugs at http://blackfin.uclinux.org/ 15 * 16 */ 17 18 - Instruction and Data cache initialization. 19 icache_init(); 20 dcache_init(); 21 22 - Instruction and Data cache Invalidation Routines, when flushing the 23 same is not required. 24 _icache_invalidate(); 25 _dcache_invalidate(); 26 27 Also, for invalidating the entire instruction and data cache, the below 28 routines are provided (another method for invalidation, refer page no 267 and 287 of 29 ADSP-BF533 Hardware Reference manual) 30 31 invalidate_entire_dcache(); 32 invalidate_entire_icache(); 33 34 -External Flushing of Instruction and data cache routines. 35 36 flush_instruction_cache(); 37 flush_data_cache(); 38 39 - Internal Flushing of Instruction and Data Cache. 40 41 icplb_flush(); 42 dcplb_flush(); 43 44 - Miscellaneous cache functions. 45 46 flush_cache_all(); 47 flush_cache_mm(); 48 invalidate_dcache_range(); 49 flush_dcache_range(); 50 flush_dcache_page(); 51 flush_cache_range(); 52 flush_cache_page(); 53 invalidate_dcache_range(); 54 flush_page_to_ram();