xref: /netbsd/sys/arch/x68k/dev/vsvar.h (revision 6550d01e)
1 /*	$NetBSD: vsvar.h,v 1.9 2008/06/25 08:14:59 isaki 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  * 3. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
22  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
24  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
25  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 /*
31  * OKI MSM6258V ADPCM voice synthesizer device driver.
32  */
33 
34 #define VS_ADDR		(0xe92000)
35 #define VS_DMA		(3)
36 #define VS_DMAINTR	(0x6a)
37 
38 /* XXX: PPI should be defined elsewhere */
39 #define PPI_ADDR		(0x00e9a000)
40 #define PPI_MAPSIZE		(0x00002000)
41 #define PPI_PORTA		0
42 #define PPI_PORTB		1
43 #define PPI_PORTC		2
44 #define PPI_CTRL		3
45 
46 #define VS_RATE_15K	(15625)
47 #define VS_RATE_10K	(10417)
48 #define VS_RATE_7K	 (7813)
49 #define VS_RATE_5K	 (5208)
50 #define VS_RATE_3K	 (3906)
51 
52 #define VS_SRATE_1024	(0x00)
53 #define VS_SRATE_768	(0x04)
54 #define VS_SRATE_512	(0x08)
55 
56 #define VS_PANOUT_LR	(0x00)
57 #define VS_PANOUT_R	(0x01)
58 #define VS_PANOUT_L	(0x02)
59 #define VS_PANOUT_OFF	(0x03)
60 
61 #define VS_MAX_BUFSIZE	(65536*4) /* XXX: enough? */
62 
63 /* XXX: msm6258vreg.h */
64 #define MSM6258_STAT	0
65 #define MSM6258_DATA	1
66 
67 struct vs_dma {
68 	bus_dma_tag_t		vd_dmat;
69 	bus_dmamap_t		vd_map;
70 	void *			vd_addr;
71 	bus_dma_segment_t	vd_segs[1];
72 	int			vd_nsegs;
73 	size_t			vd_size;
74 	struct vs_dma		*vd_next;
75 };
76 #define KVADDR(dma)	((void *)(dma)->vd_addr)
77 #define DMAADDR(dma)	((dma)->vd_map->dm_segs[0].ds_addr)
78 
79 struct vs_softc {
80 	device_t sc_dev;
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