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      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