1 /***************************************************************************
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
10 * Copyright (C) 2011 by Tomasz Moń
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
18 * KIND, either express or implied.
20 ****************************************************************************/
25 /* These defines match DMA Select bits */
26 #define DMA_PERIPHERAL_MTC 0
27 #define DMA_PERIPHERAL_SIF 1
28 #define DMA_PERIPHERAL_MS 2
29 #define DMA_PERIPHERAL_MMCSD 3
30 #define DMA_PERIPHERAL_DSP 4
32 /* These defines match DMA Burst bits */
33 /* 1 burst DMA - address must be 4 byte aligned */
34 #define DMA_MODE_1_BURST 0
35 /* 4 burst DMA - address must be 16 byte aligned */
36 #define DMA_MODE_4_BURST 1
37 /* 8 burst DMA - address must be 32 byte aligned */
38 #define DMA_MODE_8_BURST 2
41 int dma_request_channel(int peripheral
, int mode
);
42 void dma_release_channel(int channel
);