xref: /netbsd-src/sys/arch/x68k/dev/vsvar.h (revision 6a493d6bc668897c91594964a732d38505b70cbb)
1 /*	$NetBSD: vsvar.h,v 1.11 2011/11/23 23:07:30 jmcneill Exp $	*/
2 
3 /*
4  * Copyright (c) 2001 Tetsuya Isaki. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 /*
29  * OKI MSM6258V ADPCM voice synthesizer device driver.
30  */
31 
32 #define VS_ADDR		(0xe92000)
33 #define VS_DMA		(3)
34 #define VS_DMAINTR	(0x6a)
35 
36 /* XXX: PPI should be defined elsewhere */
37 #define PPI_ADDR		(0x00e9a000)
38 #define PPI_MAPSIZE		(0x00002000)
39 #define PPI_PORTA		0
40 #define PPI_PORTB		1
41 #define PPI_PORTC		2
42 #define PPI_CTRL		3
43 
44 #define VS_RATE_15K	(15625)
45 #define VS_RATE_10K	(10417)
46 #define VS_RATE_7K	 (7813)
47 #define VS_RATE_5K	 (5208)
48 #define VS_RATE_3K	 (3906)
49 
50 #define VS_SRATE_1024	(0x00)
51 #define VS_SRATE_768	(0x04)
52 #define VS_SRATE_512	(0x08)
53 
54 #define VS_PANOUT_LR	(0x00)
55 #define VS_PANOUT_R	(0x01)
56 #define VS_PANOUT_L	(0x02)
57 #define VS_PANOUT_OFF	(0x03)
58 
59 #define VS_MAX_BUFSIZE	(65536*4) /* XXX: enough? */
60 
61 /* XXX: msm6258vreg.h */
62 #define MSM6258_STAT	0
63 #define MSM6258_DATA	1
64 
65 struct vs_dma {
66 	bus_dma_tag_t		vd_dmat;
67 	bus_dmamap_t		vd_map;
68 	void *			vd_addr;
69 	bus_dma_segment_t	vd_segs[1];
70 	int			vd_nsegs;
71 	size_t			vd_size;
72 	struct vs_dma		*vd_next;
73 };
74 #define KVADDR(dma)	((void *)(dma)->vd_addr)
75 #define DMAADDR(dma)	((dma)->vd_map->dm_segs[0].ds_addr)
76 
77 struct vs_softc {
78 	device_t sc_dev;
79 	kmutex_t sc_lock;
80 	kmutex_t sc_intr_lock;
81 
82 	bus_space_tag_t sc_iot;
83 	bus_space_handle_t sc_ioh;
84 	bus_space_handle_t sc_ppi; /* XXX */
85 	uint8_t *sc_addr;
86 
87 	bus_dma_tag_t sc_dmat;
88 	struct dmac_channel_stat *sc_dma_ch;
89 	struct vs_dma *sc_dmas;
90 
91 	struct {
92 		struct dmac_dma_xfer *xfer;
93 		int prate, rrate;
94 		int bufsize, blksize;
95 		int dmap;
96 	} sc_current;
97 
98 	const struct audio_hw_if *sc_hw_if;
99 
100 	void (*sc_pintr)(void *);
101 	void (*sc_rintr)(void *);
102 	void *sc_parg;
103 	void *sc_rarg;
104 };
105