xref: /trueos/sys/dev/sound/isa/ad1816.h (revision de45ad661cbb2d09a68d38a12a92ce340f6c914d)
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  * $FreeBSD$
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