xref: /netbsd-src/sys/arch/sgimips/mace/mavbreg.h (revision 845cd29d75ea54c19ab1f7be4fdf30491959337e)
1 /* $NetBSD: mavbreg.h,v 1.1 2007/04/13 03:37:42 jmcneill Exp $ */
2 /* $OpenBSD: mavbreg.h,v 1.1 2005/01/02 19:25:41 kettenis Exp $	*/
3 
4 /*
5  * Copyright (c) 2005 Mark Kettenis
6  *
7  * Permission to use, copy, modify, and distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 /*
21  * MACE Moosehead A/V Board register definitions.
22  */
23 
24 #define MAVB_CONTROL				0x00
25 #define  MAVB_CONTROL_RESET			0x0000000000000001
26 #define  MAVB_CONTROL_CODEC_PRESENT		0x0000000000000002
27 #define  MAVB_CONTROL_VOLUME_BUTTON_UP		0x0000000001000000
28 #define  MAVB_CONTROL_VOLUME_BUTTON_DOWN	0x0000000000800000
29 
30 #define MAVB_CODEC_CONTROL			0x08
31 #define  MAVB_CODEC_READ			0x0000000000010000
32 #define  MAVB_CODEC_WORD_SHIFT			0
33 #define  MAVB_CODEC_WORD_MASK			0x000000000000ffff
34 #define  MAVB_CODEC_ADDRESS_SHIFT		17
35 #define  MAVB_CODEC_ADDRESS_MASK		0x000000000000001f
36 
37 #define MAVB_CODEC_STATUS			0x18
38 #define MAVB_CHANNEL1_CONTROL			0x20
39 #define MAVB_CHANNEL2_CONTROL			0x40
40 #define MAVB_CHANNEL3_CONTROL			0x60
41 #define  MAVB_CHANNEL_RESET			0x0000000000000400
42 #define  MAVB_CHANNEL_DMA_ENABLE		0x0000000000000200
43 #define  MAVB_CHANNEL_INT_DISABLED		0x0000000000000000
44 #define  MAVB_CHANNEL_INT_25			0x0000000000000020
45 #define  MAVB_CHANNEL_INT_50			0x0000000000000040
46 #define  MAVB_CHANNEL_INT_75			0x0000000000000060
47 #define  MAVB_CHANNEL_INT_EMPTY			0x0000000000000080
48 #define  MAVB_CHANNEL_INT_NOT_EMPTY		0x00000000000000a0
49 #define  MAVB_CHANNEL_INT_FULL			0x00000000000000c0
50 #define  MAVB_CHANNEL_INT_NOT_FULL		0x00000000000000e0
51 
52 #define MAVB_CHANNEL1_READ_PTR			0x28
53 #define MAVB_CHANNEL1_WRITE_PTR			0x30
54 #define MAVB_CHANNEL1_DEPTH			0x38
55 #define MAVB_CHANNEL2_READ_PTR			0x48
56 #define MAVB_CHANNEL2_WRITE_PTR			0x50
57 #define MAVB_CHANNEL2_DEPTH			0x58
58 
59 #define MAVB_NREGS				0x80
60