ad1816.h revision 331722 
1/*-
2 * Copyright (c) 1997 Luigi Rizzo
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: stable/11/sys/dev/sound/isa/ad1816.h 331722 2018-03-29 02:50:57Z eadler $
27 */
28
29/*
30 * This file contains information and macro definitions for
31 * the ad1816 chip
32 */
33
34/* AD1816 register macros */
35
36#define AD1816_ALE	0 	/* indirect reg access 		*/
37#define AD1816_INT	1 	/* interrupt status		*/
38#define AD1816_LOW	2 	/* indirect low byte   		*/
39#define AD1816_HIGH	3 	/* indirect high byte  		*/
40
41#if 0
42#define ad1816_pioD(d) ((d)->io_base+4) /* PIO debug		*/
43#define ad1816_pios(d) ((d)->io_base+5) /* PIO status		*/
44#define ad1816_piod(d) ((d)->io_base+6) /* PIO data 		*/
45#endif
46
47/* values for playback/capture config:
48   bits: 0   enable/disable
49         1   pio/dma
50         2   stereo/mono
51         3   companded/linearPCM
52         4-5 format : 00 8bit  linear (uncomp)
53                      00 8bit  mulaw  (comp)
54                      01 16bit le     (uncomp)
55                      01 8bit  alaw   (comp)
56                      11 16bit be     (uncomp)
57*/
58
59#define AD1816_PLAY	8 	/* playback config     		*/
60#define AD1816_CAPT 	9	/* capture config      		*/
61
62#define	AD1816_BUSY	0x80	/* chip is busy			*/
63#define	AD1816_ALEMASK	0x3F	/* mask for indirect adr.	*/
64
65#if 0
66#define	AD1816_INTRSI	0x01	/* sb intr			*/
67#define	AD1816_INTRGI	0x02	/* game intr			*/
68#define	AD1816_INTRRI	0x04	/* ring intr			*/
69#define	AD1816_INTRDI	0x08	/* dsp intr			*/
70#define	AD1816_INTRVI	0x10	/* vol intr			*/
71#define	AD1816_INTRTI	0x20 	/* timer intr			*/
72#endif
73
74#define	AD1816_INTRCI	0x40	/* capture intr			*/
75#define	AD1816_INTRPI	0x80	/* playback intr		*/
76/* PIO stuff is not supplied here */
77/* playback / capture config      */
78#define	AD1816_ENABLE	0x01	/* enable pl/cp			*/
79#define	AD1816_PIO	0x02	/* use pio			*/
80#define	AD1816_STEREO	0x04
81#define	AD1816_COMP	0x08	/* data is companded		*/
82#define	AD1816_U8	0x00	/* 8 bit linear pcm		*/
83#define	AD1816_MULAW	0x08	/* 8 bit mulaw			*/
84#define	AD1816_ALAW	0x18	/* 8 bit alaw			*/
85#define	AD1816_S16LE	0x10	/* 16 bit linear little endian	*/
86#define	AD1816_S16BE	0x30	/* 16 bit linear big endian	*/
87#define	AD1816_FORMASK  0x38	/* format mask			*/
88
89#define AD1816_REC_DEVICES	\
90    (SOUND_MASK_LINE | SOUND_MASK_MIC | SOUND_MASK_CD)
91
92#define AD1816_MIXER_DEVICES	\
93    (SOUND_MASK_VOLUME | SOUND_MASK_PCM | SOUND_MASK_SYNTH | \
94     SOUND_MASK_LINE   | SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_IGAIN)
95
96