Add SGI O2 MACE audio driver, from OpenBSD.

This commit is contained in:
jmcneill 2007-04-13 03:37:41 +00:00
parent e7c2f5f47f
commit 845cd29d75
3 changed files with 1246 additions and 1 deletions

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@ -1,4 +1,4 @@
# $NetBSD: files.mace,v 1.6 2007/04/12 13:12:01 jmcneill Exp $
# $NetBSD: files.mace,v 1.7 2007/04/13 03:37:41 jmcneill Exp $
device mace {[offset = -1], [intr = -1], [intrmask = 0] }
attach mace at mainbus
@ -26,6 +26,10 @@ device macau: audiobus, ad1848, auconv
attach macau at mace with macau
file arch/sgimips/mace/macau_mace.c macau
device mavb: audiobus, auconv, mulaw, aurateconv
attach mavb at mace
file arch/sgimips/mace/mavb.c mavb
device macepci: pcibus
attach macepci at mace
file arch/sgimips/mace/pci_mace.c macepci

1182
sys/arch/sgimips/mace/mavb.c Normal file

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@ -0,0 +1,59 @@
/* $NetBSD: mavbreg.h,v 1.1 2007/04/13 03:37:42 jmcneill Exp $ */
/* $OpenBSD: mavbreg.h,v 1.1 2005/01/02 19:25:41 kettenis Exp $ */
/*
* Copyright (c) 2005 Mark Kettenis
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* MACE Moosehead A/V Board register definitions.
*/
#define MAVB_CONTROL 0x00
#define MAVB_CONTROL_RESET 0x0000000000000001
#define MAVB_CONTROL_CODEC_PRESENT 0x0000000000000002
#define MAVB_CONTROL_VOLUME_BUTTON_UP 0x0000000001000000
#define MAVB_CONTROL_VOLUME_BUTTON_DOWN 0x0000000000800000
#define MAVB_CODEC_CONTROL 0x08
#define MAVB_CODEC_READ 0x0000000000010000
#define MAVB_CODEC_WORD_SHIFT 0
#define MAVB_CODEC_WORD_MASK 0x000000000000ffff
#define MAVB_CODEC_ADDRESS_SHIFT 17
#define MAVB_CODEC_ADDRESS_MASK 0x000000000000001f
#define MAVB_CODEC_STATUS 0x18
#define MAVB_CHANNEL1_CONTROL 0x20
#define MAVB_CHANNEL2_CONTROL 0x40
#define MAVB_CHANNEL3_CONTROL 0x60
#define MAVB_CHANNEL_RESET 0x0000000000000400
#define MAVB_CHANNEL_DMA_ENABLE 0x0000000000000200
#define MAVB_CHANNEL_INT_DISABLED 0x0000000000000000
#define MAVB_CHANNEL_INT_25 0x0000000000000020
#define MAVB_CHANNEL_INT_50 0x0000000000000040
#define MAVB_CHANNEL_INT_75 0x0000000000000060
#define MAVB_CHANNEL_INT_EMPTY 0x0000000000000080
#define MAVB_CHANNEL_INT_NOT_EMPTY 0x00000000000000a0
#define MAVB_CHANNEL_INT_FULL 0x00000000000000c0
#define MAVB_CHANNEL_INT_NOT_FULL 0x00000000000000e0
#define MAVB_CHANNEL1_READ_PTR 0x28
#define MAVB_CHANNEL1_WRITE_PTR 0x30
#define MAVB_CHANNEL1_DEPTH 0x38
#define MAVB_CHANNEL2_READ_PTR 0x48
#define MAVB_CHANNEL2_WRITE_PTR 0x50
#define MAVB_CHANNEL2_DEPTH 0x58
#define MAVB_NREGS 0x80