xref: /netbsd-src/sys/arch/mac68k/obio/ascaudiovar.h (revision 6bfcb105388f7774632242da5796789fb6c9dd45)
1 /* $NetBSD: ascaudiovar.h,v 1.1 2024/03/13 07:55:28 nat Exp $ */
2 
3 /*-
4  * Copyright (c) 2017, 2023 Nathanial Sloss <nathanialsloss@yahoo.com.au>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef _SYS_ARCH_MAC68K_OBIO_ASCAUDIOVAR_H
30 #define _SYS_ARCH_MAC68K_OBIO_ASCAUDIOVAR_H
31 
32 #define ASCAUDIOUNIT(d)	((d) & 0x7)
33 
34 typedef struct ascaudio_softc {
35 	device_t		sc_dev;
36 	bus_space_tag_t		sc_tag;
37 	bus_space_handle_t	sc_handle;
38 	int			sc_open;
39 
40 	device_t	sc_audiodev;
41 	struct audio_encoding_set *sc_encodings;
42 	void		*sc_intr;
43 	void		(*sc_pintr)(void *);
44 	void		*sc_pintrarg;
45 	void		(*sc_rintr)(void *);
46 	void		*sc_rintrarg;
47 
48 	kmutex_t	sc_lock;
49 	kmutex_t	sc_intr_lock;
50 
51 	callout_t	sc_pcallout;
52 	callout_t	sc_rcallout;
53 
54 	uint8_t 	*sc_playbuf;
55 	uint8_t 	*sc_wptr;
56 	uint8_t 	*sc_putptr;
57 	int		sc_avail;
58 
59 	uint8_t		*sc_recbuf;
60 	uint8_t 	*sc_rptr;
61 	uint8_t 	*sc_getptr;
62 	int		sc_recavail;
63 
64 	uint8_t		sc_vol;
65 	uint8_t		sc_ver;
66 	int		sc_options;	/* options for this instance. */
67 	uint8_t		sc_speakers;
68 	uint		sc_rate;
69 	bool		sc_slowcpu;
70 } ascaudio_softc_t;
71 
72 #define LOWQUALITY	0x1
73 #define HIGHQUALITY	0x2
74 #define	ASCAUDIO_OPTIONS_MASK (LOWQUALITY|HIGHQUALITY)
75 #define	ASCAUDIO_OPTIONS_BITS	"\10\2HIGHQUALITY\1LOWQUALITY"
76 
77 #endif /* !_SYS_ARCH_MAC68K_OBIO_ASCAUDIOVAR_H */
78