Annotation of sys/dev/pci/auixpvar.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: auixpvar.h,v 1.1 2005/08/07 20:08:45 mickey Exp $ */
2: /* $NetBSD: auixpvar.h,v 1.3 2005/01/12 15:54:34 kent Exp $*/
3:
4: /*
5: * Copyright (c) 2004, 2005 Reinoud Zandijk <reinoud@netbsd.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. The name of the author may not be used to endorse or promote products
14: * derived from this software without specific prior written permission.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed by the NetBSD
18: * Foundation, Inc. and its contributors.
19: * 4. Neither the name of The NetBSD Foundation nor the names of its
20: * contributors may be used to endorse or promote products derived
21: * from this software without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
28: * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
30: * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
31: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33: * SUCH DAMAGE.
34: */
35:
36:
37: /*
38: * NetBSD audio driver for ATI IXP-{150,200,...} audio driver hardware.
39: */
40:
41: #define DMA_DESC_CHAIN 255
42:
43: /* audio format structure describing our hardware capabilities */
44: /* XXX min and max sample rates are for AD1888 codec XXX */
45: #define AUIXP_NFORMATS 6
46:
47: #define AUIXP_MINRATE 7000
48: #define AUIXP_MAXRATE 48000
49:
50: /* auixp structures; used to record alloced DMA space */
51: struct auixp_dma {
52: /* bus mappings */
53: bus_dmamap_t map;
54: caddr_t addr;
55: bus_dma_segment_t segs[1];
56: int nsegs;
57: size_t size;
58:
59: /* audio feeder */
60: void (*intr)(void *);
61: void *intrarg;
62:
63: /* status and setup bits */
64: int running;
65: u_int32_t linkptr;
66: u_int32_t dma_enable_bit;
67:
68: /* linked list of all mapped area's */
69: SLIST_ENTRY(auixp_dma) dma_chain;
70: };
71:
72: struct auixp_codec {
73: struct auixp_softc *sc;
74:
75: int present;
76: int codec_nr;
77:
78: struct ac97_codec_if *codec_if;
79: struct ac97_host_if host_if;
80: enum ac97_host_flags codec_flags;
81: };
82:
83: struct auixp_softc {
84: struct device sc_dev;
85: audio_device_t sc_audev;
86: void *sc_ih;
87:
88: /* card properties */
89: int has_4ch, has_6ch, is_fixed, has_spdif;
90:
91: /* bus tags */
92: bus_space_tag_t sc_iot;
93: bus_space_handle_t sc_ioh;
94: bus_addr_t sc_iob;
95: bus_size_t sc_ios;
96:
97: pcitag_t sc_tag;
98: pci_chipset_tag_t sc_pct;
99:
100: bus_dma_tag_t sc_dmat;
101:
102: /* DMA business */
103: struct auixp_dma *sc_output_dma;
104: struct auixp_dma *sc_input_dma;
105:
106: /* list of allocated DMA pieces */
107: SLIST_HEAD(auixp_dma_list, auixp_dma) sc_dma_list;
108:
109: /* codecs */
110: int sc_num_codecs;
111: struct auixp_codec sc_codec[ATI_IXP_CODECS];
112: int sc_codec_not_ready_bits;
113:
114: /* last set audio parameters */
115: struct audio_params sc_play_params;
116: struct audio_params sc_rec_params;
117:
118: /* suspend/resume */
119: void *powerhook;
120: u_int16_t *savemem;
121: };
CVSweb