1  /* SPDX-License-Identifier: GPL-2.0-or-later */
2  /* -*- linux-c -*- *
3   *
4   * ALSA driver for the digigram lx6464es interface
5   * adapted upstream headers
6   *
7   * Copyright (c) 2009 Tim Blechmann <tim@klingt.org>
8   */
9  
10  #ifndef LX_DEFS_H
11  #define LX_DEFS_H
12  
13  /* code adapted from ethersound.h */
14  #define	XES_FREQ_COUNT8_MASK    0x00001FFF /* compteur 25MHz entre 8 ech. */
15  #define	XES_FREQ_COUNT8_44_MIN  0x00001288 /* 25M /
16  					    * [ 44k - ( 44.1k + 48k ) / 2 ]
17  					    * * 8 */
18  #define	XES_FREQ_COUNT8_44_MAX	0x000010F0 /* 25M / [ ( 44.1k + 48k ) / 2 ]
19  					    * * 8 */
20  #define	XES_FREQ_COUNT8_48_MAX	0x00000F08 /* 25M /
21  					    * [ 48k + ( 44.1k + 48k ) / 2 ]
22  					    * * 8 */
23  
24  /* code adapted from LXES_registers.h */
25  
26  #define IOCR_OUTPUTS_OFFSET 0	/* (rw) offset for the number of OUTs in the
27  				 * ConfES register. */
28  #define IOCR_INPUTS_OFFSET  8	/* (rw) offset for the number of INs in the
29  				 * ConfES register. */
30  #define FREQ_RATIO_OFFSET  19	/* (rw) offset for frequency ratio in the
31  				 * ConfES register. */
32  #define	FREQ_RATIO_SINGLE_MODE 0x01 /* value for single mode frequency ratio:
33  				     * sample rate = frequency rate. */
34  
35  #define CONFES_READ_PART_MASK	0x00070000
36  #define CONFES_WRITE_PART_MASK	0x00F80000
37  
38  /* code adapted from if_drv_mb.h */
39  
40  #define MASK_SYS_STATUS_ERROR	(1L << 31) /* events that lead to a PCI irq if
41  					    * not yet pending */
42  #define MASK_SYS_STATUS_URUN	(1L << 30)
43  #define MASK_SYS_STATUS_ORUN	(1L << 29)
44  #define MASK_SYS_STATUS_EOBO	(1L << 28)
45  #define MASK_SYS_STATUS_EOBI	(1L << 27)
46  #define MASK_SYS_STATUS_FREQ	(1L << 26)
47  #define MASK_SYS_STATUS_ESA	(1L << 25) /* reserved, this is set by the
48  					    * XES */
49  #define MASK_SYS_STATUS_TIMER	(1L << 24)
50  
51  #define MASK_SYS_ASYNC_EVENTS	(MASK_SYS_STATUS_ERROR |		\
52  				 MASK_SYS_STATUS_URUN  |		\
53  				 MASK_SYS_STATUS_ORUN  |		\
54  				 MASK_SYS_STATUS_EOBO  |		\
55  				 MASK_SYS_STATUS_EOBI  |		\
56  				 MASK_SYS_STATUS_FREQ  |		\
57  				 MASK_SYS_STATUS_ESA)
58  
59  #define MASK_SYS_PCI_EVENTS		(MASK_SYS_ASYNC_EVENTS |	\
60  					 MASK_SYS_STATUS_TIMER)
61  
62  #define MASK_SYS_TIMER_COUNT	0x0000FFFF
63  
64  #define MASK_SYS_STATUS_EOT_PLX		(1L << 22) /* event that remains
65  						    * internal: reserved fo end
66  						    * of plx dma */
67  #define MASK_SYS_STATUS_XES		(1L << 21) /* event that remains
68  						    * internal: pending XES
69  						    * IRQ */
70  #define MASK_SYS_STATUS_CMD_DONE	(1L << 20) /* alternate command
71  						    * management: notify driver
72  						    * instead of polling */
73  
74  
75  #define MAX_STREAM_BUFFER 5	/* max amount of stream buffers. */
76  
77  #define MICROBLAZE_IBL_MIN		 32
78  #define MICROBLAZE_IBL_DEFAULT	        128
79  #define MICROBLAZE_IBL_MAX		512
80  /* #define MASK_GRANULARITY		(2*MICROBLAZE_IBL_MAX-1) */
81  
82  
83  
84  /* command opcodes, see reference for details */
85  
86  /*
87   the capture bit position in the object_id field in driver commands
88   depends upon the number of managed channels. For now, 64 IN + 64 OUT are
89   supported. HOwever, the communication protocol forsees 1024 channels, hence
90   bit 10 indicates a capture (input) object).
91  */
92  #define ID_IS_CAPTURE (1L << 10)
93  #define ID_OFFSET	13	/* object ID is at the 13th bit in the
94  				 * 1st command word.*/
95  #define ID_CH_MASK    0x3F
96  #define OPCODE_OFFSET	24	/* offset of the command opcode in the first
97  				 * command word.*/
98  
99  enum cmd_mb_opcodes {
100  	CMD_00_INFO_DEBUG	        = 0x00,
101  	CMD_01_GET_SYS_CFG		= 0x01,
102  	CMD_02_SET_GRANULARITY		= 0x02,
103  	CMD_03_SET_TIMER_IRQ		= 0x03,
104  	CMD_04_GET_EVENT		= 0x04,
105  	CMD_05_GET_PIPES		= 0x05,
106  
107  	CMD_06_ALLOCATE_PIPE            = 0x06,
108  	CMD_07_RELEASE_PIPE		= 0x07,
109  	CMD_08_ASK_BUFFERS		= 0x08,
110  	CMD_09_STOP_PIPE		= 0x09,
111  	CMD_0A_GET_PIPE_SPL_COUNT	= 0x0a,
112  	CMD_0B_TOGGLE_PIPE_STATE	= 0x0b,
113  
114  	CMD_0C_DEF_STREAM		= 0x0c,
115  	CMD_0D_SET_MUTE			= 0x0d,
116  	CMD_0E_GET_STREAM_SPL_COUNT     = 0x0e,
117  	CMD_0F_UPDATE_BUFFER		= 0x0f,
118  	CMD_10_GET_BUFFER		= 0x10,
119  	CMD_11_CANCEL_BUFFER		= 0x11,
120  	CMD_12_GET_PEAK			= 0x12,
121  	CMD_13_SET_STREAM_STATE		= 0x13,
122  	CMD_14_INVALID			= 0x14,
123  };
124  
125  /* pipe states */
126  enum pipe_state_t {
127  	PSTATE_IDLE	= 0,	/* the pipe is not processed in the XES_IRQ
128  				 * (free or stopped, or paused). */
129  	PSTATE_RUN	= 1,	/* sustained play/record state. */
130  	PSTATE_PURGE	= 2,	/* the ES channels are now off, render pipes do
131  				 * not DMA, record pipe do a last DMA. */
132  	PSTATE_ACQUIRE	= 3,	/* the ES channels are now on, render pipes do
133  				 * not yet increase their sample count, record
134  				 * pipes do not DMA. */
135  	PSTATE_CLOSING	= 4,	/* the pipe is releasing, and may not yet
136  				 * receive an "alloc" command. */
137  };
138  
139  /* stream states */
140  enum stream_state_t {
141  	SSTATE_STOP	=  0x00,       /* setting to stop resets the stream spl
142  					* count.*/
143  	SSTATE_RUN	= (0x01 << 0), /* start DMA and spl count handling. */
144  	SSTATE_PAUSE	= (0x01 << 1), /* pause DMA and spl count handling. */
145  };
146  
147  /* buffer flags */
148  enum buffer_flags {
149  	BF_VALID	= 0x80,	/* set if the buffer is valid, clear if free.*/
150  	BF_CURRENT	= 0x40,	/* set if this is the current buffer (there is
151  				 * always a current buffer).*/
152  	BF_NOTIFY_EOB	= 0x20,	/* set if this buffer must cause a PCI event
153  				 * when finished.*/
154  	BF_CIRCULAR	= 0x10,	/* set if buffer[1] must be copied to buffer[0]
155  				 * by the end of this buffer.*/
156  	BF_64BITS_ADR	= 0x08,	/* set if the hi part of the address is valid.*/
157  	BF_xx		= 0x04,	/* future extension.*/
158  	BF_EOB		= 0x02,	/* set if finished, but not yet free.*/
159  	BF_PAUSE	= 0x01,	/* pause stream at buffer end.*/
160  	BF_ZERO		= 0x00,	/* no flags (init).*/
161  };
162  
163  /*
164  *	Stream Flags definitions
165  */
166  enum stream_flags {
167  	SF_ZERO		= 0x00000000, /* no flags (stream invalid). */
168  	SF_VALID	= 0x10000000, /* the stream has a valid DMA_conf
169  				       * info (setstreamformat). */
170  	SF_XRUN		= 0x20000000, /* the stream is un x-run state. */
171  	SF_START	= 0x40000000, /* the DMA is running.*/
172  	SF_ASIO		= 0x80000000, /* ASIO.*/
173  };
174  
175  
176  #define MASK_SPL_COUNT_HI 0x00FFFFFF /* 4 MSBits are status bits */
177  #define PSTATE_OFFSET             28 /* 4 MSBits are status bits */
178  
179  
180  #define MASK_STREAM_HAS_MAPPING	(1L << 12)
181  #define MASK_STREAM_IS_ASIO	(1L <<  9)
182  #define STREAM_FMT_OFFSET	10   /* the stream fmt bits start at the 10th
183  				      * bit in the command word. */
184  
185  #define STREAM_FMT_16b          0x02
186  #define STREAM_FMT_intel        0x01
187  
188  #define FREQ_FIELD_OFFSET	15  /* offset of the freq field in the response
189  				     * word */
190  
191  #define BUFF_FLAGS_OFFSET	  24 /*  offset of the buffer flags in the
192  				      *  response word. */
193  #define MASK_DATA_SIZE	  0x00FFFFFF /* this must match the field size of
194  				      * datasize in the buffer_t structure. */
195  
196  #define MASK_BUFFER_ID	        0xFF /* the cancel command awaits a buffer ID,
197  				      * may be 0xFF for "current". */
198  
199  
200  /* code adapted from PcxErr_e.h */
201  
202  /* Bits masks */
203  
204  #define ERROR_MASK              0x8000
205  
206  #define SOURCE_MASK             0x7800
207  
208  #define E_SOURCE_BOARD          0x4000 /* 8 >> 1 */
209  #define E_SOURCE_DRV            0x2000 /* 4 >> 1 */
210  #define E_SOURCE_API            0x1000 /* 2 >> 1 */
211  /* Error tools */
212  #define E_SOURCE_TOOLS          0x0800 /* 1 >> 1 */
213  /* Error pcxaudio */
214  #define E_SOURCE_AUDIO          0x1800 /* 3 >> 1 */
215  /* Error virtual pcx */
216  #define E_SOURCE_VPCX           0x2800 /* 5 >> 1 */
217  /* Error dispatcher */
218  #define E_SOURCE_DISPATCHER     0x3000 /* 6 >> 1 */
219  /* Error from CobraNet firmware */
220  #define E_SOURCE_COBRANET       0x3800 /* 7 >> 1 */
221  
222  #define E_SOURCE_USER           0x7800
223  
224  #define CLASS_MASK              0x0700
225  
226  #define CODE_MASK               0x00FF
227  
228  /* Bits values */
229  
230  /* Values for the error/warning bit */
231  #define ERROR_VALUE             0x8000
232  #define WARNING_VALUE           0x0000
233  
234  /* Class values */
235  #define E_CLASS_GENERAL                  0x0000
236  #define E_CLASS_INVALID_CMD              0x0100
237  #define E_CLASS_INVALID_STD_OBJECT       0x0200
238  #define E_CLASS_RSRC_IMPOSSIBLE          0x0300
239  #define E_CLASS_WRONG_CONTEXT            0x0400
240  #define E_CLASS_BAD_SPECIFIC_PARAMETER   0x0500
241  #define E_CLASS_REAL_TIME_ERROR          0x0600
242  #define E_CLASS_DIRECTSHOW               0x0700
243  #define E_CLASS_FREE                     0x0700
244  
245  
246  /* Complete DRV error code for the general class */
247  #define ED_GN           (ERROR_VALUE | E_SOURCE_DRV | E_CLASS_GENERAL)
248  #define ED_CONCURRENCY                  (ED_GN | 0x01)
249  #define ED_DSP_CRASHED                  (ED_GN | 0x02)
250  #define ED_UNKNOWN_BOARD                (ED_GN | 0x03)
251  #define ED_NOT_INSTALLED                (ED_GN | 0x04)
252  #define ED_CANNOT_OPEN_SVC_MANAGER      (ED_GN | 0x05)
253  #define ED_CANNOT_READ_REGISTRY         (ED_GN | 0x06)
254  #define ED_DSP_VERSION_MISMATCH         (ED_GN | 0x07)
255  #define ED_UNAVAILABLE_FEATURE          (ED_GN | 0x08)
256  #define ED_CANCELLED                    (ED_GN | 0x09)
257  #define ED_NO_RESPONSE_AT_IRQA          (ED_GN | 0x10)
258  #define ED_INVALID_ADDRESS              (ED_GN | 0x11)
259  #define ED_DSP_CORRUPTED                (ED_GN | 0x12)
260  #define ED_PENDING_OPERATION            (ED_GN | 0x13)
261  #define ED_NET_ALLOCATE_MEMORY_IMPOSSIBLE   (ED_GN | 0x14)
262  #define ED_NET_REGISTER_ERROR               (ED_GN | 0x15)
263  #define ED_NET_THREAD_ERROR                 (ED_GN | 0x16)
264  #define ED_NET_OPEN_ERROR                   (ED_GN | 0x17)
265  #define ED_NET_CLOSE_ERROR                  (ED_GN | 0x18)
266  #define ED_NET_NO_MORE_PACKET               (ED_GN | 0x19)
267  #define ED_NET_NO_MORE_BUFFER               (ED_GN | 0x1A)
268  #define ED_NET_SEND_ERROR                   (ED_GN | 0x1B)
269  #define ED_NET_RECEIVE_ERROR                (ED_GN | 0x1C)
270  #define ED_NET_WRONG_MSG_SIZE               (ED_GN | 0x1D)
271  #define ED_NET_WAIT_ERROR                   (ED_GN | 0x1E)
272  #define ED_NET_EEPROM_ERROR                 (ED_GN | 0x1F)
273  #define ED_INVALID_RS232_COM_NUMBER         (ED_GN | 0x20)
274  #define ED_INVALID_RS232_INIT               (ED_GN | 0x21)
275  #define ED_FILE_ERROR                       (ED_GN | 0x22)
276  #define ED_INVALID_GPIO_CMD                 (ED_GN | 0x23)
277  #define ED_RS232_ALREADY_OPENED             (ED_GN | 0x24)
278  #define ED_RS232_NOT_OPENED                 (ED_GN | 0x25)
279  #define ED_GPIO_ALREADY_OPENED              (ED_GN | 0x26)
280  #define ED_GPIO_NOT_OPENED                  (ED_GN | 0x27)
281  #define ED_REGISTRY_ERROR                   (ED_GN | 0x28) /* <- NCX */
282  #define ED_INVALID_SERVICE                  (ED_GN | 0x29) /* <- NCX */
283  
284  #define ED_READ_FILE_ALREADY_OPENED	    (ED_GN | 0x2a) /* <- Decalage
285  							    * pour RCX
286  							    * (old 0x28)
287  							    * */
288  #define ED_READ_FILE_INVALID_COMMAND	    (ED_GN | 0x2b) /* ~ */
289  #define ED_READ_FILE_INVALID_PARAMETER	    (ED_GN | 0x2c) /* ~ */
290  #define ED_READ_FILE_ALREADY_CLOSED	    (ED_GN | 0x2d) /* ~ */
291  #define ED_READ_FILE_NO_INFORMATION	    (ED_GN | 0x2e) /* ~ */
292  #define ED_READ_FILE_INVALID_HANDLE	    (ED_GN | 0x2f) /* ~ */
293  #define ED_READ_FILE_END_OF_FILE	    (ED_GN | 0x30) /* ~ */
294  #define ED_READ_FILE_ERROR	            (ED_GN | 0x31) /* ~ */
295  
296  #define ED_DSP_CRASHED_EXC_DSPSTACK_OVERFLOW (ED_GN | 0x32) /* <- Decalage pour
297  							     * PCX (old 0x14) */
298  #define ED_DSP_CRASHED_EXC_SYSSTACK_OVERFLOW (ED_GN | 0x33) /* ~ */
299  #define ED_DSP_CRASHED_EXC_ILLEGAL           (ED_GN | 0x34) /* ~ */
300  #define ED_DSP_CRASHED_EXC_TIMER_REENTRY     (ED_GN | 0x35) /* ~ */
301  #define ED_DSP_CRASHED_EXC_FATAL_ERROR       (ED_GN | 0x36) /* ~ */
302  
303  #define ED_FLASH_PCCARD_NOT_PRESENT          (ED_GN | 0x37)
304  
305  #define ED_NO_CURRENT_CLOCK                  (ED_GN | 0x38)
306  
307  /* Complete DRV error code for real time class */
308  #define ED_RT           (ERROR_VALUE | E_SOURCE_DRV | E_CLASS_REAL_TIME_ERROR)
309  #define ED_DSP_TIMED_OUT                (ED_RT | 0x01)
310  #define ED_DSP_CHK_TIMED_OUT            (ED_RT | 0x02)
311  #define ED_STREAM_OVERRUN               (ED_RT | 0x03)
312  #define ED_DSP_BUSY                     (ED_RT | 0x04)
313  #define ED_DSP_SEMAPHORE_TIME_OUT       (ED_RT | 0x05)
314  #define ED_BOARD_TIME_OUT               (ED_RT | 0x06)
315  #define ED_XILINX_ERROR                 (ED_RT | 0x07)
316  #define ED_COBRANET_ITF_NOT_RESPONDING  (ED_RT | 0x08)
317  
318  /* Complete BOARD error code for the invaid standard object class */
319  #define EB_ISO          (ERROR_VALUE | E_SOURCE_BOARD | \
320  			 E_CLASS_INVALID_STD_OBJECT)
321  #define EB_INVALID_EFFECT               (EB_ISO | 0x00)
322  #define EB_INVALID_PIPE                 (EB_ISO | 0x40)
323  #define EB_INVALID_STREAM               (EB_ISO | 0x80)
324  #define EB_INVALID_AUDIO                (EB_ISO | 0xC0)
325  
326  /* Complete BOARD error code for impossible resource allocation class */
327  #define EB_RI           (ERROR_VALUE | E_SOURCE_BOARD | E_CLASS_RSRC_IMPOSSIBLE)
328  #define EB_ALLOCATE_ALL_STREAM_TRANSFERT_BUFFERS_IMPOSSIBLE (EB_RI | 0x01)
329  #define EB_ALLOCATE_PIPE_SAMPLE_BUFFER_IMPOSSIBLE           (EB_RI | 0x02)
330  
331  #define EB_ALLOCATE_MEM_STREAM_IMPOSSIBLE		\
332  	EB_ALLOCATE_ALL_STREAM_TRANSFERT_BUFFERS_IMPOSSIBLE
333  #define EB_ALLOCATE_MEM_PIPE_IMPOSSIBLE			\
334  	EB_ALLOCATE_PIPE_SAMPLE_BUFFER_IMPOSSIBLE
335  
336  #define EB_ALLOCATE_DIFFERED_CMD_IMPOSSIBLE     (EB_RI | 0x03)
337  #define EB_TOO_MANY_DIFFERED_CMD                (EB_RI | 0x04)
338  #define EB_RBUFFERS_TABLE_OVERFLOW              (EB_RI | 0x05)
339  #define EB_ALLOCATE_EFFECTS_IMPOSSIBLE          (EB_RI | 0x08)
340  #define EB_ALLOCATE_EFFECT_POS_IMPOSSIBLE       (EB_RI | 0x09)
341  #define EB_RBUFFER_NOT_AVAILABLE                (EB_RI | 0x0A)
342  #define EB_ALLOCATE_CONTEXT_LIII_IMPOSSIBLE     (EB_RI | 0x0B)
343  #define EB_STATUS_DIALOG_IMPOSSIBLE             (EB_RI | 0x1D)
344  #define EB_CONTROL_CMD_IMPOSSIBLE               (EB_RI | 0x1E)
345  #define EB_STATUS_SEND_IMPOSSIBLE               (EB_RI | 0x1F)
346  #define EB_ALLOCATE_PIPE_IMPOSSIBLE             (EB_RI | 0x40)
347  #define EB_ALLOCATE_STREAM_IMPOSSIBLE           (EB_RI | 0x80)
348  #define EB_ALLOCATE_AUDIO_IMPOSSIBLE            (EB_RI | 0xC0)
349  
350  /* Complete BOARD error code for wrong call context class */
351  #define EB_WCC          (ERROR_VALUE | E_SOURCE_BOARD | E_CLASS_WRONG_CONTEXT)
352  #define EB_CMD_REFUSED                  (EB_WCC | 0x00)
353  #define EB_START_STREAM_REFUSED         (EB_WCC | 0xFC)
354  #define EB_SPC_REFUSED                  (EB_WCC | 0xFD)
355  #define EB_CSN_REFUSED                  (EB_WCC | 0xFE)
356  #define EB_CSE_REFUSED                  (EB_WCC | 0xFF)
357  
358  
359  
360  
361  #endif /* LX_DEFS_H */
362