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