vsvar.h revision 1.4 
1/*	$NetBSD: vsvar.h,v 1.4 2004/10/31 22:41:23 he 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
67struct vs_dma {
68	bus_dma_tag_t		vd_dmat;
69	bus_dmamap_t		vd_map;
70	caddr_t			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
79struct vs_softc {
80	struct device sc_dev;
81
82	void *sc_codec;		/* MI restriction: must be 1st member */
83
84	bus_space_tag_t sc_iot;
85	bus_space_handle_t sc_ioh;
86	bus_space_handle_t sc_ppi; /* XXX */
87	u_int8_t *sc_addr;
88
89	bus_dma_tag_t sc_dmat;
90	struct dmac_channel_stat *sc_dma_ch;
91	struct vs_dma *sc_dmas;
92
93	struct {
94		struct dmac_dma_xfer *xfer;
95		int prate, rrate;
96		int bufsize, blksize;
97		int dmap;
98	} sc_current;
99
100	const struct audio_hw_if *sc_hw_if;
101
102	void (*sc_pintr) __P((void *));
103	void (*sc_rintr) __P((void *));
104	void *sc_parg;
105	void *sc_rarg;
106};
107