Annotation of sys/dev/pci/emuxkivar.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: emuxkivar.h,v 1.7 2005/11/30 22:17:47 brad Exp $ */
2: /* $NetBSD: emuxkivar.h,v 1.1 2001/10/17 18:39:41 jdolecek Exp $ */
3:
4: /*-
5: * Copyright (c) 2001 The NetBSD Foundation, Inc.
6: * All rights reserved.
7: *
8: * This code is derived from software contributed to The NetBSD Foundation
9: * by Yannick Montulet.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. All advertising materials mentioning features or use of this software
20: * must display the following acknowledgement:
21: * This product includes software developed by the NetBSD
22: * Foundation, Inc. and its contributors.
23: * 4. Neither the name of The NetBSD Foundation nor the names of its
24: * contributors may be used to endorse or promote products derived
25: * from this software without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37: * POSSIBILITY OF SUCH DAMAGE.
38: */
39:
40: #ifndef _DEV_PCI_EMU10K1VAR_H_
41: #define _DEV_PCI_EMU10K1VAR_H_
42:
43: #define EMU_PCI_CBIO 0x10
44: #define EMU_SUBSYS_APS 0x40011102
45:
46: /*
47: * dma memory management
48: */
49:
50: struct dmamem {
51: bus_dma_tag_t dmat;
52: bus_size_t size;
53: bus_size_t align;
54: bus_size_t bound;
55: bus_dma_segment_t *segs;
56: int nsegs;
57: int rsegs;
58: caddr_t kaddr;
59: bus_dmamap_t map;
60: };
61:
62: #define KERNADDR(ptr) ((void *)((ptr)->kaddr))
63: #define DMASEGADDR(ptr, segno) ((ptr)->segs[segno].ds_addr)
64: #define DMAADDR(ptr) DMASEGADDR(ptr, 0)
65: #define DMASIZE(ptr) ((ptr)->size)
66:
67: /*
68: * Emu10k1 hardware limits
69: */
70:
71: #define EMU_PTESIZE 4096
72: #define EMU_MAXPTE ((EMU_CHAN_PSST_LOOPSTARTADDR_MASK + 1) / \
73: EMU_PTESIZE)
74: #define EMU_NUMCHAN 64
75: #define EMU_NUMRECSRCS 3
76:
77: #define EMU_DMA_ALIGN 4096
78: #define EMU_DMAMEM_NSEG 1
79:
80: /*
81: * Emu10k1 memory management
82: */
83:
84: struct emuxki_mem {
85: LIST_ENTRY(emuxki_mem) next;
86: struct dmamem *dmamem;
87: u_int16_t ptbidx;
88: #define EMU_RMEM 0xFFFF /* recording memory */
89: };
90:
91: /*
92: * Emu10k1 play channel params
93: */
94:
95: struct emuxki_chanparms_fxsend {
96: struct {
97: u_int8_t level, dest;
98: } a, b, c, d, e, f, g, h;
99: };
100:
101: struct emuxki_chanparms_pitch {
102: u_int16_t initial;/* 4 bits of octave, 12 bits of fractional
103: * octave */
104: u_int16_t current;/* 0x4000 == unity pitch shift */
105: u_int16_t target; /* 0x4000 == unity pitch shift */
106: u_int8_t envelope_amount; /* Signed 2's complement, +/-
107: * one octave peak extremes */
108: };
109:
110: struct emuxki_chanparms_envelope {
111: u_int16_t current_state; /* 0x8000-n == 666*n usec delay */
112: u_int8_t hold_time; /* 127-n == n*(volume ? 88.2 :
113: * 42)msec */
114: u_int8_t attack_time; /* 0 = infinite, 1 = (volume ? 11 :
115: * 10.9) msec, 0x7f = 5.5msec */
116: u_int8_t sustain_level; /* 127 = full, 0 = off, 0.75dB
117: * increments */
118: u_int8_t decay_time; /* 0 = 43.7msec, 1 = 21.8msec, 0x7f =
119: * 22msec */
120: };
121:
122: struct emuxki_chanparms_volume {
123: u_int16_t current, target;
124: struct emuxki_chanparms_envelope envelope;
125: };
126:
127: struct emuxki_chanparms_filter {
128: u_int16_t initial_cutoff_frequency;
129: /*
130: * 6 most significant bits are semitones, 2 least significant bits
131: * are fractions
132: */
133: u_int16_t current_cutoff_frequency;
134: u_int16_t target_cutoff_frequency;
135: u_int8_t lowpass_resonance_height;
136: u_int8_t interpolation_ROM; /* 1 = full band, 7 = low
137: * pass */
138: u_int8_t envelope_amount; /* Signed 2's complement, +/-
139: * six octaves peak extremes */
140: u_int8_t LFO_modulation_depth; /* Signed 2's complement, +/-
141: * three octave extremes */
142: };
143:
144: struct emuxki_chanparms_loop {
145: u_int32_t start; /* index in the PTB (in samples) */
146: u_int32_t end; /* index in the PTB (in samples) */
147: };
148:
149: struct emuxki_chanparms_modulation {
150: struct emuxki_chanparms_envelope envelope;
151: u_int16_t LFO_state; /* 0x8000-n = 666*n usec delay */
152: };
153:
154: struct emuxki_chanparms_vibrato_LFO {
155: u_int16_t state; /* 0x8000-n == 666*n usec delay */
156: u_int8_t modulation_depth; /* Signed 2's complement, +/-
157: * one octave extremes */
158: u_int8_t vibrato_depth; /* Signed 2's complement, +/- one
159: * octave extremes */
160: u_int8_t frequency; /* 0.039Hz steps, maximum of 9.85 Hz */
161: };
162:
163: struct emuxki_channel {
164: u_int8_t num; /* voice number */
165: struct emuxki_voice *voice;
166: struct emuxki_chanparms_fxsend fxsend;
167: struct emuxki_chanparms_pitch pitch;
168: u_int16_t initial_attenuation; /* 0.375dB steps */
169: struct emuxki_chanparms_volume volume;
170: struct emuxki_chanparms_filter filter;
171: struct emuxki_chanparms_loop loop;
172: struct emuxki_chanparms_modulation modulation;
173: struct emuxki_chanparms_vibrato_LFO vibrato_LFO;
174: u_int8_t tremolo_depth;
175: };
176:
177: /*
178: * Voices, streams
179: */
180:
181: typedef enum {
182: EMU_RECSRC_MIC = 0,
183: EMU_RECSRC_ADC,
184: EMU_RECSRC_FX,
185: EMU_RECSRC_NOTSET
186: } emuxki_recsrc_t;
187:
188: struct emuxki_voice {
189: struct emuxki_softc *sc; /* our softc */
190:
191: u_int8_t use;
192: #define EMU_VOICE_USE_PLAY (1 << 0)
193: u_int8_t state;
194: #define EMU_VOICE_STATE_STARTED (1 << 0)
195: u_int8_t stereo;
196: #define EMU_VOICE_STEREO_NOTSET 0xFF
197: u_int8_t b16;
198: u_int32_t sample_rate;
199: union {
200: struct emuxki_channel *chan[2];
201: emuxki_recsrc_t source;
202: } dataloc;
203: struct emuxki_mem *buffer;
204: u_int16_t blksize;/* in samples */
205: u_int16_t trigblk;/* blk on which to trigger inth */
206: u_int16_t blkmod; /* Modulo value to wrap trigblk */
207: u_int16_t timerate;
208: void (*inth) (void *);
209: void *inthparam;
210: LIST_ENTRY(emuxki_voice) next;
211: };
212:
213: #if 0 /* Not yet */
214: /*
215: * I intend this to be able to manage things like AC-3
216: */
217: struct emuxki_stream {
218: struct emu10k1 *emu;
219: u_int8_t nmono;
220: u_int8_t nstereo;
221: struct emuxki_voice *mono;
222: struct emuxki_voice *stereo;
223: LIST_ENTRY(emuxki_stream) next;
224: };
225: #endif /* Not yet */
226:
227: struct emuxki_softc {
228: struct device sc_dev;
229: struct audio_device sc_audv;
230: enum {
231: EMUXKI_SBLIVE = 0x00, EMUXKI_AUDIGY = 0x01, EMUXKI_AUDIGY2 = 0x02,
232: EMUXKI_LIVE_5_1 = 0x04, EMUXKI_APS = 0x08
233: } sc_type;
234:
235: /* Autoconfig parameters */
236: bus_space_tag_t sc_iot;
237: bus_space_handle_t sc_ioh;
238: bus_addr_t sc_iob;
239: bus_size_t sc_ios;
240: pci_chipset_tag_t sc_pc; /* PCI tag */
241: bus_dma_tag_t sc_dmat;
242: void *sc_ih; /* interrupt handler */
243:
244: /* EMU10k1 device structures */
245: LIST_HEAD(, emuxki_mem) mem;
246:
247: struct dmamem *ptb;
248: struct dmamem *silentpage;
249:
250: struct emuxki_channel *channel[EMU_NUMCHAN];
251: struct emuxki_voice *recsrc[EMU_NUMRECSRCS];
252:
253: LIST_HEAD(, emuxki_voice) voices;
254: /* LIST_HEAD(, emuxki_stream) streams; */
255:
256: u_int8_t timerstate;
257: #define EMU_TIMER_STATE_ENABLED 1
258:
259: struct ac97_host_if hostif;
260: struct ac97_codec_if *codecif;
261: struct device *sc_audev;
262:
263: struct emuxki_voice *pvoice, *rvoice, *lvoice;
264: };
265:
266: #endif /* !_DEV_PCI_EMU10K1VAR_H_ */
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