xref: /titanic_50/usr/src/uts/common/sys/audio/ac97.h (revision c77a61a72b5ecdc507d6cf104142edd371a16c84)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*
28  * CAUTION: This header file has not gone through a formal review process.
29  *	Thus its commitment level is very low and may change or be removed
30  *	at any time.
31  */
32 
33 #ifndef	_SYS_AC97_H
34 #define	_SYS_AC97_H
35 
36 #pragma ident	"%Z%%M%	%I%	%E% SMI"
37 
38 #ifdef	__cplusplus
39 extern "C" {
40 #endif
41 
42 #ifdef _KERNEL
43 
44 /*
45  * This header file describes the AC-97 V2.1 Codec register set. See the
46  * spec for a detailed description of each register.
47  */
48 
49 struct ac97_v21 {
50 	uint16_t	ac97_reset;			/* 00h */
51 	uint16_t	ac97_master_volume;		/* 02h */
52 	uint16_t	ac97_headphone_volume;		/* 04h, optional */
53 	uint16_t	ac97_master_mono_volume;	/* 06h, optional */
54 	uint16_t	ac97_master_tone;		/* 08h, optional */
55 	uint16_t	ac97_pc_beep_volume;		/* 0ah, optional */
56 	uint16_t	ac97_phone_volume;		/* 0ch, optional */
57 	uint16_t	ac97_mic_volume;		/* 0eh */
58 	uint16_t	ac97_line_in_volume;		/* 10h */
59 	uint16_t	ac97_cd_volume;			/* 12h */
60 	uint16_t	ac97_video_volume;		/* 14h, optional */
61 	uint16_t	ac97_aux_volume;		/* 16h, optional */
62 	uint16_t	ac97_PCM_out_volume;		/* 18h */
63 	uint16_t	ac97_record_select;		/* 1ah */
64 	uint16_t	ac97_record_gain;		/* 1ch */
65 	uint16_t	ac97_record_gain_mic;		/* 1eh, optional */
66 	uint16_t	ac97_general_purpose;		/* 20h, optional */
67 	uint16_t	ac97_threeD_control;		/* 22h, optional */
68 	uint16_t	ac97_reserved_1;		/* 24h */
69 	uint16_t	ac97_pwrdwn_ctrl_stat;		/* 26h */
70 
71 	/* extended audio registers */
72 
73 	uint16_t	ac97_ext_audio_id;		/* 28h, optional */
74 	uint16_t	ac97_ext_audio_stat_ctrl;	/* 2ah, optional */
75 	uint16_t	ac97_ext_front_DAC_rate;	/* 2ch, optional */
76 	uint16_t	ac97_ext_surround_DAC_rate;	/* 2eh, optional */
77 	uint16_t	ac97_ext_LFE_DAC_rate;		/* 30h, optional */
78 	uint16_t	ac97_ext_LR_ADC_rate;		/* 32h, optional */
79 	uint16_t	ac97_ext_mic_ADC_rate;		/* 34h, optional */
80 	uint16_t	ac97_ext_C_LFE_volume;		/* 36h, optional */
81 	uint16_t	ac97_ext_LR_surround_volume;	/* 38h, optional */
82 	uint16_t	ac97_ext_reserved_1;		/* 3ah, optional */
83 
84 	/* extended modem registers */
85 
86 	uint16_t	ac97_ext_modem_id;		/* 3ch, optional */
87 	uint16_t	ac97_ext_modem_stat_ctrl;	/* 3eh, optional */
88 	uint16_t	ac97_ext_line1_DAC_ADC_rate;	/* 40h, optional */
89 	uint16_t	ac97_ext_line2_DAC_ADC_rate;	/* 42h, optional */
90 	uint16_t	ac97_ext_hndst_DAC_ADC_rate;	/* 44h, optional */
91 	uint16_t	ac97_ext_line1_DAC_ADC_level;	/* 46h, optional */
92 	uint16_t	ac97_ext_line2_DAC_ADC_level;	/* 48h, optional */
93 	uint16_t	ac97_ext_hndst_DAC_ADC_level;	/* 4ah, optional */
94 	uint16_t	ac97_ext_GPIO_pin_config;	/* 4ch, optional */
95 	uint16_t	ac97_ext_GPIO_pin_polarity;	/* 4eh, optional */
96 	uint16_t	ac97_ext_GPIO_pin_sticky;	/* 50h, optional */
97 	uint16_t	ac97_ext_GPIO_pin_wakeup;	/* 52h, optional */
98 	uint16_t	ac97_ext_GPIO_pin_status;	/* 54h, optional */
99 	uint16_t	ac97_ext_modem_AFE_stat_ctrl;	/* 56h, optional */
100 	uint16_t	ac97_ext_reserved_2;		/* 58h, optional */
101 
102 	/* reserved for vendor usage */
103 	uint16_t	ac97_vendor_01;			/* 5ah, optional */
104 	uint16_t	ac97_vendor_02;			/* 5ch, optional */
105 	uint16_t	ac97_vendor_03;			/* 5eh, optional */
106 	uint16_t	ac97_vendor_04;			/* 60h, optional */
107 	uint16_t	ac97_vendor_05;			/* 62h, optional */
108 	uint16_t	ac97_vendor_06;			/* 64h, optional */
109 	uint16_t	ac97_vendor_07;			/* 66h, optional */
110 	uint16_t	ac97_vendor_08;			/* 68h, optional */
111 	uint16_t	ac97_vendor_09;			/* 6ah, optional */
112 	uint16_t	ac97_vendor_10;			/* 6ch, optional */
113 	uint16_t	ac97_vendor_11;			/* 6eh, optional */
114 	uint16_t	ac97_vendor_12;			/* 70h, optional */
115 	uint16_t	ac97_vendor_13;			/* 72h, optional */
116 	uint16_t	ac97_vendor_14;			/* 74h, optional */
117 	uint16_t	ac97_vendor_15;			/* 76h, optional */
118 	uint16_t	ac97_vendor_16;			/* 78h, optional */
119 	uint16_t	ac97_vendor_17;			/* 7ah, optional */
120 
121 	uint16_t	ac97_vendor_id1;		/* 7ch */
122 	uint16_t	ac97_vendor_id2;		/* 7eh */
123 };
124 typedef struct ac97_v21 ac97_v21_t;
125 
126 /*
127  * Defines for the V2.1 registers.
128  */
129 
130 /* Reset Register					Index 00h */
131 #define	AC97_RESET_REGISTER				0x00
132 #define	RR_DEDICATED_MIC				0x0001
133 #define	RR_RESERVED					0x0002
134 #define	RR_BASS_TREBLE					0x0004
135 #define	RR_PSEUDO_STEREO				0x0008
136 #define	RR_HEADPHONE_SUPPORT				0x0010
137 #define	RR_LOUDNESS_SUPPORT				0x0020
138 #define	RR_18_BIT_DAC					0x0040
139 #define	RR_20_BIT_DAC					0x0080
140 #define	RR_18_BIT_ADC					0x0100
141 #define	RR_20_BIT_ADC					0x0200
142 #define	RR_3D_STEREO_ENHANCE_MASK			0x7c00
143 
144 /* Master Volume Register				Index 02h */
145 #define	AC97_MASTER_VOLUME_REGISTER			0x02
146 #define	MVR_RIGHT_MASK					0x001f
147 #define	MVR_RIGHT_0dB_ATTEN				0x0000
148 #define	MVR_RIGHT_OPTIONAL_MASK				0x003f
149 #define	MVR_LEFT_MASK					0x1f00
150 #define	MVR_LEFT_0dB_ATTEN				0x0000
151 #define	MVR_LEFT_OPTIONAL_MASK				0x3f00
152 #define	MVR_MUTE					0x8000
153 
154 /* Headphone Volume Register				Index 04h - Optional */
155 #define	AC97_HEADPHONE_VOLUME_REGISTER			0x04
156 #define	HPVR_RIGHT_MASK					0x001f
157 #define	HPVR_RIGHT_0dB_ATTEN				0x0000
158 #define	HPVR_RIGHT_OPTIONAL_MASK			0x003f
159 #define	HPVR_LEFT_MASK					0x1f00
160 #define	HPVR_LEFT_0dB_ATTEN				0x0000
161 #define	HPVR_LEFT_OPTIONAL_MASK				0x3f00
162 #define	HPVR_MUTE					0x8000
163 
164 /* Mono Master Volume Register				Index 06h - Optional */
165 #define	AC97_MONO_MASTER_VOLUME_REGSITER		0x06
166 #define	MMVR_MASK					0x001f
167 #define	MMVR_0dB_ATTEN					0x0000
168 #define	MMVR_OPTIONAL_MASK				0x003f
169 #define	MMVR_MUTE					0x8000
170 
171 /* Master Tone Control Register				Index 08h - Optional */
172 #define	AC97_MASTER_TONE_CONTROL_REGISTER		0x08
173 #define	MTCR_TREBLE_MASK				0x000e
174 #define	MTCR_TREBLE_OPTIONAL_MASK			0x000f
175 #define	MTCR_TREBLE_BYPASS				0x000f
176 #define	MTCR_BASS_MASK					0x0e00
177 #define	MTCR_BASS_OPTIONAL_MASK				0x0f00
178 #define	MTCR_BASS_BYPASS				0x0f00
179 
180 /* PC Beep Register					Index 0ah - Optional */
181 #define	AC97_PC_BEEP_REGISTER				0x0a
182 #define	PCBR_VOLUME_MASK				0x001e
183 #define	PCBR_0dB_ATTEN					0x0000
184 #define	PCBR_MUTE					0x8000
185 
186 /* Phone Volume	Register				Index 0ch - Optional */
187 #define	AC97_PHONE_VOLUME_REGISTER			0x0c
188 #define	PVR_GAIN_MASK					0x001f
189 #define	PVR_0dB_GAIN					0x0010
190 #define	PVR_MAX_ATTEN					0x001f
191 #define	PVR_MUTE					0x8000
192 
193 /* Mic Volume Register					Index 0eh */
194 #define	AC97_MIC_VOLUME_REGISTER			0x0e
195 #define	MICVR_GAIN_MASK					0x001f
196 #define	MICVR_0dB_GAIN					0x0008
197 #define	MICVR_MAX_ATTEN					0x001f
198 #define	MICVR_20dB_BOOST				0x0040
199 #define	MICVR_20dB_NOBOOST				0x0000
200 #define	MICVR_MUTE					0x8000
201 
202 /* Line In Volume Register				Index 10h */
203 #define	AC97_LINE_IN_VOLUME_REGISTER			0x10
204 #define	LIVR_RIGHT_GAIN_MASK				0x001f
205 #define	LIVR_RIGHT_0dB_GAIN				0x0010
206 #define	LIVR_RIGHT_MAX_ATTEN				0x001f
207 #define	LIVR_LEFT_GAIN_MASK				0x1f00
208 #define	LIVR_LEFT_0dB_GAIN				0x1000
209 #define	LIVR_LEFT_MAX_ATTEN				0x1f00
210 #define	LIVR_MUTE					0x8000
211 
212 /* CD Volume Register					Index 12h */
213 #define	AC97_CD_VOLUME_REGISTER				0x12
214 #define	CDVR_RIGHT_GAIN_MASK				0x001f
215 #define	CDVR_RIGHT_0dB_GAIN				0x0010
216 #define	CDVR_RIGHT_MAX_ATTEN				0x001f
217 #define	CDVR_LEFT_GAIN_MASK				0x1f00
218 #define	CDVR_LEFT_0dB_GAIN				0x1000
219 #define	CDVR_LEFT_MAX_ATTEN				0x1f00
220 #define	CDVR_MUTE					0x8000
221 
222 /* Video Volume Register				Index 14h - Optional */
223 #define	AC97_VIDEO_VOLUME_REGISTER			0x14
224 #define	VIDVR_RIGHT_GAIN_MASK				0x001f
225 #define	VIDVR_RIGHT_0dB_GAIN				0x0010
226 #define	VIDVR_RIGHT_MAX_ATTEN				0x001f
227 #define	VIDVR_LEFT_GAIN_MASK				0x1f00
228 #define	VIDVR_LEFT_0dB_GAIN				0x1000
229 #define	VIDVR_LEFT_MAX_ATTEN				0x1f00
230 #define	VIDVR_MUTE					0x8000
231 
232 /* Aux Volume Register					Index 16h - Optional */
233 #define	AC97_AUX_VOLUME_REGISTER			0x16
234 #define	AUXVR_RIGHT_GAIN_MASK				0x001f
235 #define	AUXVR_RIGHT_0dB_GAIN				0x0010
236 #define	AUXVR_RIGHT_MAX_ATTEN				0x001f
237 #define	AUXVR_LEFT_GAIN_MASK				0x1f00
238 #define	AUXVR_LEFT_0dB_GAIN				0x1000
239 #define	AUXVR_LEFT_MAX_ATTEN				0x1f00
240 #define	AUXVR_MUTE					0x8000
241 
242 /* PCM Out Input Volume Register			Index 18h */
243 #define	AC97_PCM_OUT_VOLUME_REGISTER			0x18
244 #define	PCMOVR_RIGHT_GAIN_MASK				0x001f
245 #define	PCMOVR_RIGHT_0dB_GAIN				0x0010
246 #define	PCMOVR_RIGHT_MAX_ATTEN				0x001f
247 #define	PCMOVR_LEFT_GAIN_MASK				0x1f00
248 #define	PCMOVR_LEFT_0dB_GAIN				0x1000
249 #define	PCMOVR_LEFT_MAX_ATTEN				0x1f00
250 #define	PCMOVR_MUTE					0x8000
251 #define	PCMOVR_GAIN_BITS				5
252 
253 /* Record Select Control Register			Index 1ah */
254 #define	AC97_RECORD_SELECT_CTRL_REGISTER		0x1a
255 #define	RSCR_R_MIC					0x0000
256 #define	RSCR_R_CD					0x0001
257 #define	RSCR_R_VIDEO					0x0002
258 #define	RSCR_R_AUX					0x0003
259 #define	RSCR_R_LINE_IN					0x0004
260 #define	RSCR_R_STEREO_MIX				0x0005
261 #define	RSCR_R_MONO_MIX					0x0006
262 #define	RSCR_R_PHONE					0x0007
263 #define	RSCR_L_MIC					0x0000
264 #define	RSCR_L_CD					0x0100
265 #define	RSCR_L_VIDEO					0x0200
266 #define	RSCR_L_AUX					0x0300
267 #define	RSCR_L_LINE_IN					0x0400
268 #define	RSCR_L_STEREO_MIX				0x0500
269 #define	RSCR_L_MONO_MIX					0x0600
270 #define	RSCR_L_PHONE					0x0700
271 
272 /* Record Gain Register					Index 1ch */
273 #define	AC97_RECORD_GAIN_REGISTER			0x1c
274 #define	RGR_RIGHT_MASK					0x000f
275 #define	RGR_RIGHT_0db_GAIN				0x0000
276 #define	RGR_RIGHT_MAX_GAIN				0x000f
277 #define	RGR_LEFT_MASK					0x0f00
278 #define	RGR_LEFT_0db_GAIN				0x0000
279 #define	RGR_LEFT_MAX_GAIN				0x0f00
280 #define	RGR_MUTE					0x8000
281 
282 /* Record Gain Mic Register				Index 1eh - Optional */
283 #define	AC97_RECORD_GAIN_MIC_REGISTER			0x1e
284 #define	RGMR_MASK					0x000f
285 #define	RGMR_MUTE					0x8000
286 #define	RGMR_MASK					0x000f
287 #define	RGMR_0db_GAIN					0x0000
288 #define	RGMR_MAX_GAIN					0x000f
289 
290 /* General Purpose Register				Index 20h - Optional */
291 #define	AC97_GENERAL_PURPOSE_REGISTER			0x20
292 #define	GPR_LPBK					0x0080
293 #define	GPR_MS_MIC1					0x0000
294 #define	GPR_MS_MIC2					0x0100
295 #define	GPR_MONO_MIX_IN					0x0000
296 #define	GPR_MONO_MIC_IN					0x0200
297 #define	GPR_BASS_BOOST					0x1000
298 #define	GPR_3D_STEREO_ENHANCE				0x2000
299 #define	GPR_ST						0x4000
300 #define	GPR_POP_PRE_3D					0x0000
301 #define	GPR_POP_POST_3D					0x8000
302 
303 /* 3D Control Regsiter					Index 22h - Optional */
304 #define	AC97_THREE_D_CONTROL_REGISTER			0x22
305 #define	TDCR_DEPTH_MASK					0x000f
306 #define	TDCR_CENTER_MASK				0x0f00
307 #define	TDCR_NULL					0x0000
308 
309 /* Powerdown Control Status Register			Index 26h */
310 #define	AC97_POWERDOWN_CTRL_STAT_REGISTER		0x26
311 #define	PCSR_ADC					0x0001
312 #define	PCSR_DAC					0x0002
313 #define	PCSR_ANL					0x0004
314 #define	PCSR_REF					0x0008
315 #define	PCSR_POWERD_UP					(PCSR_ADC|PCSR_DAC|\
316 							PCSR_ANL|PCSR_REF)
317 #define	PCSR_PR0					0x0100
318 #define	PCSR_PR1					0x0200
319 #define	PCSR_PR2					0x0400
320 #define	PCSR_PR3					0x0800
321 #define	PCSR_PR4					0x1000
322 #define	PCSR_PR5					0x2000
323 #define	PCSR_PR6					0x4000
324 #define	PCSR_EAPD					0x8000
325 
326 /* Extended Audio Register				Index 28h - Optional */
327 #define	AC97_EXTENDED_AUDIO_REGISTER			0x28
328 #define	EAR_VRA						0x0001
329 #define	EAR_DRA						0x0002
330 #define	EAR_VRM						0x0008
331 #define	EAR_CDAC					0x0040
332 #define	EAR_SDAC					0x0080
333 #define	EAR_LDAC					0x0100
334 #define	EAR_AMAP					0x0200
335 #define	EAR_PRIMARY_CODEC				0x0000
336 #define	EAR_SECONDARY_01_CODEC				0x4000
337 #define	EAR_SECONDARY_10_CODEC				0x8000
338 #define	EAR_SECONDARY_11_CODEC				0xc000
339 
340 /* Extended Audio Status and Control Register		Index 2ah - Optional */
341 #define	AC97_EXTENDED_AUDIO_STAT_CTRL_REGISTER		0x2a
342 #define	EASCR_VRA					0x0001
343 #define	EASCR_DRA					0x0002
344 #define	EASCR_VRM					0x0008
345 #define	EASCR_CDAC					0x0040
346 #define	EASCR_SDAC					0x0080
347 #define	EASCR_LDAC					0x0100
348 #define	EASCR_MADC					0x0200
349 #define	EASCR_PRI					0x0800
350 #define	EASCR_PRJ					0x1000
351 #define	EASCR_PRK					0x2000
352 #define	EASCR_PRL					0x4000
353 
354 /* Extended Front DAC Rate Register			2ch - Optional */
355 #define	AC97_EXTENDED_FRONT_DAC_RATE_REGISTER		0x2c
356 #define	AC97_SAMPLE_RATE_48000				0xbb80
357 
358 /* Extended Surround DAC Rate Register			2eh - Optional */
359 #define	AC97_EXTENDED_SURROUND_DAC_RATE_REGISTER	0x2e
360 
361 /* Extended LFE DAC Rate Register			30h - Optional */
362 #define	AC97_EXTENDED_LFE_DAC_RATE_REGISTER		0x30
363 
364 /* Extended LR DAC Rate Register			32h - Optional */
365 #define	AC97_EXTENDED_LR_DAC_RATE_REGISTER		0x32
366 
367 /* Extended Mic ADC Rate Register			34h - Optional */
368 #define	AC97_EXTENDED_MIC_ADC_RATE_REGISTER		0x34
369 
370 /* Extended Center and LFE Volume Register		36h - Optional */
371 #define	AC97_EXTENDED_C_LFE_VOLUME_REGISTER		0x36
372 #define	EXLFEVR_CENTER_MASK				0x001f
373 #define	EXLFEVR_CENTER_OPTIONAL_MASK			0x003f
374 #define	EXLFEVR_CENTER_MTUE				0x0080
375 #define	EXLFEVR_LFE_MASK				0x1f00
376 #define	EXLFEVR_LFE_OPTIONAL_MASK			0x3f00
377 #define	EXLFEVR_LFE_MUTE				0x8000
378 
379 /* Extended Left and Right Surround Volume Register	38h - Optional */
380 #define	AC97_EXTENDED_LRS_VOLUME_REGISTER		0x38
381 #define	EXLFEVR_RIGHT_MASK				0x001f
382 #define	EXLFEVR_RIGHT_OPTIONAL_MASK			0x003f
383 #define	EXLFEVR_RIGHT_MTUE				0x0080
384 #define	EXLFEVR_LEFT_MASK				0x1f00
385 #define	EXLFEVR_LEFT_OPTIONAL_MASK			0x3f00
386 #define	EXLFEVR_LEFT_MUTE				0x8000
387 
388 /* Extended Modem ID Register				3ch - Optional */
389 #define	AC97_EXTENDED_MODEM_ID_REGISTER			0x3c
390 #define	EMIDR_LINE1					0x0001
391 #define	EMIDR_LINE2					0x0002
392 #define	EMIDR_HSET					0x0004
393 #define	EMIDR_CID1					0x0008
394 #define	EMIDR_CID2					0x0010
395 #define	EMIDR_PRIMARY_CODEC				0x0000
396 #define	EMIDR_SECONDARY_01_CODEC			0x4000
397 #define	EMIDR_SECONDARY_10_CODEC			0x8000
398 #define	EMIDR_SECONDARY_11_CODEC			0xc000
399 
400 /* Extended Modem Status and Control Register		3eh - Optional */
401 #define	AC97_EXTENDED_MODE_STAT_CTRL_REGISTER		0x3e
402 #define	EMSCR_BPIO					0x0001
403 #define	EMSCR_MREF					0x0002
404 #define	EMSCR_ADC1					0x0004
405 #define	EMSCR_DAC1					0x0008
406 #define	EMSCR_ADC2					0x0010
407 #define	EMSCR_DAC2					0x0020
408 #define	EMSCR_HADC					0x0040
409 #define	EMSCR_HDAC					0x0080
410 #define	EMSCR_PRA					0x0100
411 #define	EMSCR_PRB					0x0200
412 #define	EMSCR_PRC					0x0400
413 #define	EMSCR_PRD					0x0800
414 #define	EMSCR_PRE					0x1000
415 #define	EMSCR_PRF					0x2000
416 #define	EMSCR_PRG					0x4000
417 #define	EMSCR_PRH					0x8000
418 
419 /* Extended Modem Line 1 DAC/ADC Sample Rate Register	40h - Optional */
420 #define	AC97_EXTENDED_MODEM_LINE1_RATE_REGISTER		0x40
421 
422 /* Extended Modem Line 2 DAC/ADC Sample Rate Register	42h - Optional */
423 #define	AC97_EXTENDED_MODEM_LINE2_RATE_REGISTER		0x42
424 
425 /* Extended Modem Handset Sample Rate Register		44h - Optional */
426 #define	AC97_EXTENDED_MODEM_HANDSET_RATE_REGISTER	0x44
427 
428 /* Extended Modem Line 1 DAC/ADC Level Register		46h - Optional */
429 #define	AC97_EXTENDED_MODEM_LINE1_LEVEL_REGISTER	0x46
430 #define	EML1LR_ADC_LEVEL_MASK				0x000f
431 #define	EML1LR_ADC_LEVEL_MUTE				0x0080
432 #define	EML1LR_DAC_LEVEL_MASK				0x0f00
433 #define	EML1LR_DAC_LEVEL_MUTE				0x8000
434 
435 /* Extended Modem Line 2 DAC/ADC Level Register		48h - Optional */
436 #define	AC97_EXTENDED_MODEM_LINE2_LEVEL_REGISTER	0x48
437 #define	EML2LR_ADC_LEVEL_MASK				0x000f
438 #define	EML2LR_ADC_LEVEL_MUTE				0x0080
439 #define	EML2LR_DAC_LEVEL_MASK				0x0f00
440 #define	EML2LR_DAC_LEVEL_MUTE				0x8000
441 
442 /* Extended Modem Handset DAC/ADC Level Register	4ah - Optional */
443 #define	AC97_EXTENDED_MODEM_HANDSET_LEVEL_REGISTER	0x4a
444 #define	EMHLR_ADC_LEVEL_MASK				0x000f
445 #define	EMHLR_ADC_LEVEL_MUTE				0x0080
446 #define	EMHLR_DAC_LEVEL_MASK				0x0f00
447 #define	EMHLR_DAC_LEVEL_MUTE				0x8000
448 
449 /* Extended Modem GPIO Pin Configuration Register	4ch - Optional */
450 #define	AC97_EXTENDED_MODEM_GPIO_PIN_REGISTER		0x4c
451 
452 /* Extended Modem GPIO Pin Polarity Register		4eh - Optional */
453 #define	AC97_EXTENDED_MODEM_GPIO_POLARITY_REGISTER	0x4e
454 
455 /* Extended Modem GPIO Pin Sticky Register		50h - Optional */
456 #define	AC97_EXTENDED_MODEM_GPIO_STICKY_REGISTER	0x50
457 
458 /* Extended Modem GPIO Pin Wake-up Mask Register	52h - Optional */
459 #define	AC97_EXTENDED_MODEM_GPIO_WAKEUP_REGISTER	0x52
460 
461 /* Extended Modem GPIO Pin Status Mask Register		54h - Optional */
462 #define	AC97_EXTENDED_MODEM_GPIO_STATUS_REGISTER	0x54
463 
464 /* Extended Modem AFE Status and Control Register	56h - Optional */
465 #define	AC97_EXTENDED_MODEM_AFE_STAT_CTRL_REGISTER	0x56
466 #define	EMAFESCR_L1B0					0x0001
467 #define	EMAFESCR_L1B1					0x0002
468 #define	EMAFESCR_L1B2					0x0004
469 #define	EMAFESCR_L2B0					0x0010
470 #define	EMAFESCR_L2B1					0x0020
471 #define	EMAFESCR_L2B2					0x0040
472 #define	EMAFESCR_HSB0					0x0100
473 #define	EMAFESCR_HSB1					0x0200
474 #define	EMAFESCR_HSB2					0x0400
475 #define	EMAFESCR_MLINK_ON				0x0000
476 #define	EMAFESCR_MLINK_OFF				0x1000
477 #define	EMAFESCR_CIDR					0x2000
478 #define	EMAFESCR_CID1					0x4000
479 #define	EMAFESCR_CID2					0x8000
480 
481 /* Vender Reserved Registers				5ah - 7ah - Optional */
482 #define	AC97_VENDOR_REGISTER_01				0x5a
483 #define	AC97_VENDOR_REGISTER_02				0x5c
484 #define	AC97_VENDOR_REGISTER_03				0x5e
485 #define	AC97_VENDOR_REGISTER_04				0x60
486 #define	AC97_VENDOR_REGISTER_05				0x62
487 #define	AC97_VENDOR_REGISTER_06				0x64
488 #define	AC97_VENDOR_REGISTER_07				0x66
489 #define	AC97_VENDOR_REGISTER_08				0x68
490 #define	AC97_VENDOR_REGISTER_09				0x6a
491 #define	AC97_VENDOR_REGISTER_10				0x6c
492 #define	AC97_VENDOR_REGISTER_11				0x6e
493 #define	AC97_VENDOR_REGISTER_12				0x70
494 #define	AC97_VENDOR_REGISTER_13				0x72
495 #define	AC97_VENDOR_REGISTER_14				0x74
496 #define	AC97_VENDOR_REGISTER_15				0x76
497 #define	AC97_VENDOR_REGISTER_16				0x78
498 #define	AC97_VENDOR_REGISTER_17				0x7a
499 
500 /* Vendor ID1 Register					7ch */
501 #define	AC97_VENDOR_ID1_REGISTER			0x7c
502 #define	VID1R_CHAR2_MASK				0x00ff
503 #define	VID1R_CHAR1_MASK				0xff00
504 
505 /* Vendor ID2 Register					7eh */
506 #define	AC97_VENDOR_ID2_REGISTER			0x7e
507 #define	VID2R_REVISION_MASK				0x00ff
508 #define	VID2R_CHAR3_MASK				0xff00
509 
510 #endif	/* _KERNEL */
511 
512 #ifdef	__cplusplus
513 }
514 #endif
515 
516 #endif	/* _SYS_AC97_H */
517