xref: /openbmc/linux/sound/isa/msnd/msnd.h (revision 293d5b43)
1 /*********************************************************************
2  *
3  * msnd.h
4  *
5  * Turtle Beach MultiSound Sound Card Driver for Linux
6  *
7  * Some parts of this header file were derived from the Turtle Beach
8  * MultiSound Driver Development Kit.
9  *
10  * Copyright (C) 1998 Andrew Veliath
11  * Copyright (C) 1993 Turtle Beach Systems, Inc.
12  *
13  * This program is free software; you can redistribute it and/or modify
14  * it under the terms of the GNU General Public License as published by
15  * the Free Software Foundation; either version 2 of the License, or
16  * (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26  *
27  ********************************************************************/
28 #ifndef __MSND_H
29 #define __MSND_H
30 
31 #define DEFSAMPLERATE		44100
32 #define DEFSAMPLESIZE		SNDRV_PCM_FORMAT_S16
33 #define DEFCHANNELS		1
34 
35 #define SRAM_BANK_SIZE		0x8000
36 #define SRAM_CNTL_START		0x7F00
37 #define SMA_STRUCT_START	0x7F40
38 
39 #define DSP_BASE_ADDR		0x4000
40 #define DSP_BANK_BASE		0x4000
41 
42 #define AGND			0x01
43 #define SIGNAL			0x02
44 
45 #define EXT_DSP_BIT_DCAL	0x0001
46 #define EXT_DSP_BIT_MIDI_CON	0x0002
47 
48 #define BUFFSIZE		0x8000
49 #define HOSTQ_SIZE		0x40
50 
51 #define DAP_BUFF_SIZE		0x2400
52 
53 #define DAPQ_STRUCT_SIZE	0x10
54 #define DARQ_STRUCT_SIZE	0x10
55 #define DAPQ_BUFF_SIZE		(3 * 0x10)
56 #define DARQ_BUFF_SIZE		(3 * 0x10)
57 #define MODQ_BUFF_SIZE		0x400
58 
59 #define DAPQ_DATA_BUFF		0x6C00
60 #define DARQ_DATA_BUFF		0x6C30
61 #define MODQ_DATA_BUFF		0x6C60
62 #define MIDQ_DATA_BUFF		0x7060
63 
64 #define DAPQ_OFFSET		SRAM_CNTL_START
65 #define DARQ_OFFSET		(SRAM_CNTL_START + 0x08)
66 #define MODQ_OFFSET		(SRAM_CNTL_START + 0x10)
67 #define MIDQ_OFFSET		(SRAM_CNTL_START + 0x18)
68 #define DSPQ_OFFSET		(SRAM_CNTL_START + 0x20)
69 
70 #define	HP_ICR			0x00
71 #define	HP_CVR			0x01
72 #define	HP_ISR			0x02
73 #define	HP_IVR			0x03
74 #define HP_NU			0x04
75 #define HP_INFO			0x04
76 #define	HP_TXH			0x05
77 #define	HP_RXH			0x05
78 #define	HP_TXM			0x06
79 #define	HP_RXM			0x06
80 #define	HP_TXL			0x07
81 #define	HP_RXL			0x07
82 
83 #define HP_ICR_DEF		0x00
84 #define HP_CVR_DEF		0x12
85 #define HP_ISR_DEF		0x06
86 #define HP_IVR_DEF		0x0f
87 #define HP_NU_DEF		0x00
88 
89 #define	HP_IRQM			0x09
90 
91 #define	HPR_BLRC		0x08
92 #define	HPR_SPR1		0x09
93 #define	HPR_SPR2		0x0A
94 #define	HPR_TCL0		0x0B
95 #define	HPR_TCL1		0x0C
96 #define	HPR_TCL2		0x0D
97 #define	HPR_TCL3		0x0E
98 #define	HPR_TCL4		0x0F
99 
100 #define	HPICR_INIT		0x80
101 #define HPICR_HM1		0x40
102 #define HPICR_HM0		0x20
103 #define HPICR_HF1		0x10
104 #define HPICR_HF0		0x08
105 #define	HPICR_TREQ		0x02
106 #define	HPICR_RREQ		0x01
107 
108 #define HPCVR_HC		0x80
109 
110 #define	HPISR_HREQ		0x80
111 #define HPISR_DMA		0x40
112 #define HPISR_HF3		0x10
113 #define HPISR_HF2		0x08
114 #define	HPISR_TRDY		0x04
115 #define	HPISR_TXDE		0x02
116 #define	HPISR_RXDF		0x01
117 
118 #define	HPIO_290		0
119 #define	HPIO_260		1
120 #define	HPIO_250		2
121 #define	HPIO_240		3
122 #define	HPIO_230		4
123 #define	HPIO_220		5
124 #define	HPIO_210		6
125 #define	HPIO_3E0		7
126 
127 #define	HPMEM_NONE		0
128 #define	HPMEM_B000		1
129 #define	HPMEM_C800		2
130 #define	HPMEM_D000		3
131 #define	HPMEM_D400		4
132 #define	HPMEM_D800		5
133 #define	HPMEM_E000		6
134 #define	HPMEM_E800		7
135 
136 #define	HPIRQ_NONE		0
137 #define HPIRQ_5			1
138 #define HPIRQ_7			2
139 #define HPIRQ_9			3
140 #define HPIRQ_10		4
141 #define HPIRQ_11		5
142 #define HPIRQ_12		6
143 #define HPIRQ_15		7
144 
145 #define	HIMT_PLAY_DONE		0x00
146 #define	HIMT_RECORD_DONE	0x01
147 #define	HIMT_MIDI_EOS		0x02
148 #define	HIMT_MIDI_OUT		0x03
149 
150 #define	HIMT_MIDI_IN_UCHAR	0x0E
151 #define	HIMT_DSP		0x0F
152 
153 #define	HDEX_BASE	       	0x92
154 #define	HDEX_PLAY_START		(0 + HDEX_BASE)
155 #define	HDEX_PLAY_STOP		(1 + HDEX_BASE)
156 #define	HDEX_PLAY_PAUSE		(2 + HDEX_BASE)
157 #define	HDEX_PLAY_RESUME	(3 + HDEX_BASE)
158 #define	HDEX_RECORD_START	(4 + HDEX_BASE)
159 #define	HDEX_RECORD_STOP	(5 + HDEX_BASE)
160 #define	HDEX_MIDI_IN_START 	(6 + HDEX_BASE)
161 #define	HDEX_MIDI_IN_STOP	(7 + HDEX_BASE)
162 #define	HDEX_MIDI_OUT_START	(8 + HDEX_BASE)
163 #define	HDEX_MIDI_OUT_STOP	(9 + HDEX_BASE)
164 #define	HDEX_AUX_REQ		(10 + HDEX_BASE)
165 
166 #define	HDEXAR_CLEAR_PEAKS	1
167 #define	HDEXAR_IN_SET_POTS	2
168 #define	HDEXAR_AUX_SET_POTS	3
169 #define	HDEXAR_CAL_A_TO_D	4
170 #define	HDEXAR_RD_EXT_DSP_BITS	5
171 
172 /* Pinnacle only HDEXAR defs */
173 #define	HDEXAR_SET_ANA_IN	0
174 #define	HDEXAR_SET_SYNTH_IN	4
175 #define	HDEXAR_READ_DAT_IN	5
176 #define	HDEXAR_MIC_SET_POTS	6
177 #define	HDEXAR_SET_DAT_IN	7
178 
179 #define HDEXAR_SET_SYNTH_48	8
180 #define HDEXAR_SET_SYNTH_44	9
181 
182 #define HIWORD(l)		((u16)((((u32)(l)) >> 16) & 0xFFFF))
183 #define LOWORD(l)		((u16)(u32)(l))
184 #define HIBYTE(w)		((u8)(((u16)(w) >> 8) & 0xFF))
185 #define LOBYTE(w)		((u8)(w))
186 #define MAKELONG(low, hi)	((long)(((u16)(low))|(((u32)((u16)(hi)))<<16)))
187 #define MAKEWORD(low, hi)	((u16)(((u8)(low))|(((u16)((u8)(hi)))<<8)))
188 
189 #define PCTODSP_OFFSET(w)	(u16)((w)/2)
190 #define PCTODSP_BASED(w)	(u16)(((w)/2) + DSP_BASE_ADDR)
191 #define DSPTOPC_BASED(w)	(((w) - DSP_BASE_ADDR) * 2)
192 
193 #ifdef SLOWIO
194 #  undef outb
195 #  undef inb
196 #  define outb			outb_p
197 #  define inb			inb_p
198 #endif
199 
200 /* JobQueueStruct */
201 #define JQS_wStart		0x00
202 #define JQS_wSize		0x02
203 #define JQS_wHead		0x04
204 #define JQS_wTail		0x06
205 #define JQS__size		0x08
206 
207 /* DAQueueDataStruct */
208 #define DAQDS_wStart		0x00
209 #define DAQDS_wSize		0x02
210 #define DAQDS_wFormat		0x04
211 #define DAQDS_wSampleSize	0x06
212 #define DAQDS_wChannels		0x08
213 #define DAQDS_wSampleRate	0x0A
214 #define DAQDS_wIntMsg		0x0C
215 #define DAQDS_wFlags		0x0E
216 #define DAQDS__size		0x10
217 
218 #include <sound/pcm.h>
219 
220 struct snd_msnd {
221 	void __iomem		*mappedbase;
222 	int			play_period_bytes;
223 	int			playLimit;
224 	int			playPeriods;
225 	int 			playDMAPos;
226 	int			banksPlayed;
227 	int 			captureDMAPos;
228 	int			capturePeriodBytes;
229 	int			captureLimit;
230 	int			capturePeriods;
231 	struct snd_card		*card;
232 	void			*msndmidi_mpu;
233 	struct snd_rawmidi	*rmidi;
234 
235 	/* Hardware resources */
236 	long io;
237 	int memid, irqid;
238 	int irq, irq_ref;
239 	unsigned long base;
240 
241 	/* Motorola 56k DSP SMA */
242 	void __iomem	*SMA;
243 	void __iomem	*DAPQ;
244 	void __iomem	*DARQ;
245 	void __iomem	*MODQ;
246 	void __iomem	*MIDQ;
247 	void __iomem	*DSPQ;
248 	int dspq_data_buff, dspq_buff_size;
249 
250 	/* State variables */
251 	enum { msndClassic, msndPinnacle } type;
252 	fmode_t mode;
253 	unsigned long flags;
254 #define F_RESETTING			0
255 #define F_HAVEDIGITAL			1
256 #define F_AUDIO_WRITE_INUSE		2
257 #define F_WRITING			3
258 #define F_WRITEBLOCK			4
259 #define F_WRITEFLUSH			5
260 #define F_AUDIO_READ_INUSE		6
261 #define F_READING			7
262 #define F_READBLOCK			8
263 #define F_EXT_MIDI_INUSE		9
264 #define F_HDR_MIDI_INUSE		10
265 #define F_DISABLE_WRITE_NDELAY		11
266 	spinlock_t lock;
267 	spinlock_t mixer_lock;
268 	int nresets;
269 	unsigned recsrc;
270 #define LEVEL_ENTRIES 32
271 	int left_levels[LEVEL_ENTRIES];
272 	int right_levels[LEVEL_ENTRIES];
273 	int calibrate_signal;
274 	int play_sample_size, play_sample_rate, play_channels;
275 	int play_ndelay;
276 	int capture_sample_size, capture_sample_rate, capture_channels;
277 	int capture_ndelay;
278 	u8 bCurrentMidiPatch;
279 
280 	int last_playbank, last_recbank;
281 	struct snd_pcm_substream *playback_substream;
282 	struct snd_pcm_substream *capture_substream;
283 
284 };
285 
286 void snd_msnd_init_queue(void *base, int start, int size);
287 
288 int snd_msnd_send_dsp_cmd(struct snd_msnd *chip, u8 cmd);
289 int snd_msnd_send_word(struct snd_msnd *chip,
290 			   unsigned char high,
291 			   unsigned char mid,
292 			   unsigned char low);
293 int snd_msnd_upload_host(struct snd_msnd *chip,
294 			     const u8 *bin, int len);
295 int snd_msnd_enable_irq(struct snd_msnd *chip);
296 int snd_msnd_disable_irq(struct snd_msnd *chip);
297 void snd_msnd_dsp_halt(struct snd_msnd *chip, struct file *file);
298 int snd_msnd_DAPQ(struct snd_msnd *chip, int start);
299 int snd_msnd_DARQ(struct snd_msnd *chip, int start);
300 int snd_msnd_pcm(struct snd_card *card, int device);
301 
302 int snd_msndmidi_new(struct snd_card *card, int device);
303 void snd_msndmidi_input_read(void *mpu);
304 
305 void snd_msndmix_setup(struct snd_msnd *chip);
306 int snd_msndmix_new(struct snd_card *card);
307 int snd_msndmix_force_recsrc(struct snd_msnd *chip, int recsrc);
308 #endif /* __MSND_H */
309