csavar.h revision 77504 
1/*-
2 * Copyright (c) 1999 Seigo Tanimura
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: head/sys/dev/sound/pci/csavar.h 77504 2001-05-30 22:38:31Z cg $
27 */
28
29#ifndef _CSA_VAR_H
30#define _CSA_VAR_H
31struct csa_card {
32	u_int16_t subvendor, subdevice;
33	char *name;
34	void *amp;
35	void *amp_init;
36	int (*active)(int);
37};
38
39/* Resources. */
40struct csa_res {
41	int io_rid; /* io rid */
42	struct resource *io; /* io */
43	int mem_rid; /* memory rid */
44	struct resource *mem; /* memory */
45	int irq_rid; /* irq rid */
46	struct resource *irq; /* irq */
47};
48typedef struct csa_res csa_res;
49
50/* State of the bridge. */
51struct csa_bridgeinfo {
52	u_int32_t hisr; /* The value of HISR on this interrupt. */
53	struct csa_card *card;
54};
55
56void csa_clearserialfifos(csa_res *resp);
57
58/* Common functions for csa. */
59struct csa_card *csa_findsubcard(device_t dev);
60int csa_readcodec(csa_res *resp, u_long offset, u_int32_t *data);
61int csa_writecodec(csa_res *resp, u_long offset, u_int32_t data);
62
63u_int32_t csa_readio(csa_res *resp, u_long offset);
64void csa_writeio(csa_res *resp, u_long offset, u_int32_t data);
65u_int32_t csa_readmem(csa_res *resp, u_long offset);
66void csa_writemem(csa_res *resp, u_long offset, u_int32_t data);
67
68#endif /* _CSA_VAR_H */
69