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,v 1.1.1.1 2007-08-03 18:51:28 rnuti Exp $
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	- Locking the cache.
45
46		cache_grab_lock();
47		cache_lock();
48
49	Please refer linux-2.6.x/Documentation/blackfin/cache-lock.txt for how to
50	lock the cache.
51
52	Locking the cache is optional feature.
53
54	- Miscellaneous cache functions.
55
56		flush_cache_all();
57		flush_cache_mm();
58		invalidate_dcache_range();
59		flush_dcache_range();
60		flush_dcache_page();
61		flush_cache_range();
62		flush_cache_page();
63		invalidate_dcache_range();
64		flush_page_to_ram();
65
66