xref: /freebsd/sys/dev/sound/pci/ich.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2000 Katsurajima Naoto <raven@katsurajima.seya.yokohama.jp>
5  * Copyright (c) 2001 Cameron Grant <cg@freebsd.org>
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #define PCIR_NAMBAR 0x10
31 #define PCIR_NABMBAR 0x14
32 
33 #define PCIR_MMBAR 0x18
34 #define PCIR_MBBAR 0x1C
35 
36 #define PCIR_ICH_LEGACY 0x41
37 #define ICH_LEGACY_ENABLE	0x01
38 
39 /* Native Audio Bus Master Control Registers */
40 #define ICH_REG_X_BDBAR 0x00
41 #define ICH_REG_X_CIV   0x04
42 #define ICH_REG_X_LVI   0x05
43 #define ICH_REG_X_SR    0x06
44 #define ICH_REG_X_PICB  0x08
45 #define ICH_REG_X_PIV   0x0a
46 #define ICH_REG_X_CR    0x0b
47 
48 #define ICH_REG_PI_BASE	0x00
49 #define ICH_REG_PO_BASE	0x10
50 #define ICH_REG_MC_BASE	0x20
51 
52 #define ICH_REG_GLOB_CNT 0x2c
53 #define ICH_REG_GLOB_STA 0x30
54 #define ICH_REG_ACC_SEMA 0x34
55 
56 /* Status Register Values */
57 #define ICH_X_SR_DCH   0x0001
58 #define ICH_X_SR_CELV  0x0002
59 #define ICH_X_SR_LVBCI 0x0004
60 #define ICH_X_SR_BCIS  0x0008
61 #define ICH_X_SR_FIFOE 0x0010
62 
63 /* Control Register Values */
64 #define ICH_X_CR_RPBM  0x01
65 #define ICH_X_CR_RR    0x02
66 #define ICH_X_CR_LVBIE 0x04
67 #define ICH_X_CR_FEIE  0x08
68 #define ICH_X_CR_IOCE  0x10
69 
70 /* Global Control Register Values */
71 #define ICH_GLOB_CTL_GIE  0x00000001
72 #define ICH_GLOB_CTL_COLD 0x00000002 /* negate */
73 #define ICH_GLOB_CTL_WARM 0x00000004
74 #define ICH_GLOB_CTL_SHUT 0x00000008
75 #define ICH_GLOB_CTL_PRES 0x00000010
76 #define ICH_GLOB_CTL_SRES 0x00000020
77 
78 /* Global Status Register Values */
79 #define ICH_GLOB_STA_GSCI   0x00000001
80 #define ICH_GLOB_STA_MIINT  0x00000002
81 #define ICH_GLOB_STA_MOINT  0x00000004
82 #define ICH_GLOB_STA_PIINT  0x00000020
83 #define ICH_GLOB_STA_POINT  0x00000040
84 #define ICH_GLOB_STA_MINT   0x00000080
85 #define ICH_GLOB_STA_PCR    0x00000100
86 #define ICH_GLOB_STA_SCR    0x00000200
87 #define ICH_GLOB_STA_PRES   0x00000400
88 #define ICH_GLOB_STA_SRES   0x00000800
89 #define ICH_GLOB_STA_SLOT12 0x00007000
90 #define ICH_GLOB_STA_RCODEC 0x00008000
91 #define ICH_GLOB_STA_AD3    0x00010000
92 #define ICH_GLOB_STA_MD3    0x00020000
93 #define ICH_GLOB_STA_IMASK  (ICH_GLOB_STA_MIINT | ICH_GLOB_STA_MOINT | ICH_GLOB_STA_PIINT | ICH_GLOB_STA_POINT | ICH_GLOB_STA_MINT | ICH_GLOB_STA_PRES | ICH_GLOB_STA_SRES)
94 
95 /* play/record buffer */
96 #define ICH_BDC_IOC 0x80000000
97 #define ICH_BDC_BUP 0x40000000
98