insn based counter/timer operations now work, including event counting,
[comedi.git] / comedi / drivers / ni_stc.h
1 /*
2     module/ni_stc.h
3     Register descriptions for NI DAQ-STC chip
4
5     COMEDI - Linux Control and Measurement Device Interface
6     Copyright (C) 1998-9 David A. Schleef <ds@stm.lbl.gov>
7
8     This program is free software; you can redistribute it and/or modify
9     it under the terms of the GNU General Public License as published by
10     the Free Software Foundation; either version 2 of the License, or
11     (at your option) any later version.
12
13     This program is distributed in the hope that it will be useful,
14     but WITHOUT ANY WARRANTY; without even the implied warranty of
15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16     GNU General Public License for more details.
17
18     You should have received a copy of the GNU General Public License
19     along with this program; if not, write to the Free Software
20     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21
22 */
23
24 /*
25         References:
26             DAQ-STC Technical Reference Manual
27 */
28
29 #ifndef _COMEDI_NI_STC_H
30 #define _COMEDI_NI_STC_H
31
32 #define _bit15          0x8000
33 #define _bit14          0x4000
34 #define _bit13          0x2000
35 #define _bit12          0x1000
36 #define _bit11          0x0800
37 #define _bit10          0x0400
38 #define _bit9           0x0200
39 #define _bit8           0x0100
40 #define _bit7           0x0080
41 #define _bit6           0x0040
42 #define _bit5           0x0020
43 #define _bit4           0x0010
44 #define _bit3           0x0008
45 #define _bit2           0x0004
46 #define _bit1           0x0002
47 #define _bit0           0x0001
48
49 /* Registers in the National Instruments DAQ-STC chip */
50
51 #define Interrupt_A_Ack_Register        2
52 #define G0_Gate_Interrupt_Ack                   _bit15
53 #define G0_TC_Interrupt_Ack                     _bit14
54 #define AI_Error_Interrupt_Ack                  _bit13
55 #define AI_STOP_Interrupt_Ack                   _bit12
56 #define AI_START_Interrupt_Ack                  _bit11
57 #define AI_START2_Interrupt_Ack                 _bit10
58 #define AI_START1_Interrupt_Ack                 _bit9
59 #define AI_SC_TC_Interrupt_Ack                  _bit8
60 #define AI_SC_TC_Error_Confirm                  _bit7
61 #define G0_TC_Error_Confirm                     _bit6
62 #define G0_Gate_Error_Confirm                   _bit5
63
64 #define AI_Status_1_Register            2
65 #define Interrupt_A_St                          0x8000
66 #define AI_FIFO_Full_St                         0x4000
67 #define AI_FIFO_Half_Full_St                    0x2000
68 #define AI_FIFO_Empty_St                        0x1000
69 #define AI_Overrun_St                           0x0800
70 #define AI_Overflow_St                          0x0400
71 #define AI_SC_TC_Error_St                       0x0200
72 #define AI_START2_St                            0x0100
73 #define AI_START1_St                            0x0080
74 #define AI_SC_TC_St                             0x0040
75 #define AI_START_St                             0x0020
76 #define AI_STOP_St                              0x0010
77 #define G0_TC_St                                0x0008
78 #define G0_Gate_Interrupt_St                    0x0004
79 #define AI_FIFO_Request_St                      0x0002
80 #define Pass_Thru_0_Interrupt_St                0x0001
81
82 #define Interrupt_B_Ack_Register        3
83 #define AO_Status_1_Register            3
84 #define Interrupt_B_St                          _bit15
85 #define AO_FIFO_Full_St                         _bit14
86 #define AO_FIFO_Half_Full_St                    _bit13
87 #define AO_FIFO_Empty_St                        _bit12
88 #define AO_BC_TC_Error_St                       _bit11
89 #define AO_START_St                             _bit10
90 #define AO_Overrun_St                           _bit9
91 #define AO_START1_St                            _bit8
92 #define AO_BC_TC_St                             _bit7
93 #define AO_UC_TC_St                             _bit6
94 #define AO_UPDATE_St                            _bit5
95 #define AO_UI2_TC_St                            _bit4
96 #define G1_TC_St                                _bit3
97 #define G1_Gate_Interrupt_St                    _bit2
98 #define AO_FIFO_Request_St                      _bit1
99 #define Pass_Thru_1_Interrupt_St                _bit0
100
101
102 #define AI_Command_2_Register           4
103 #define AI_End_On_SC_TC                         _bit15
104 #define AI_End_On_End_Of_Scan                   _bit14
105 #define AI_START1_Disable                       _bit11
106 #define AI_SC_Save_Trace                        _bit10
107 #define AI_SI_Switch_Load_On_SC_TC              _bit9
108 #define AI_SI_Switch_Load_On_STOP               _bit8
109 #define AI_SI_Switch_Load_On_TC                 _bit7
110 #define AI_SC_Switch_Load_On_TC                 _bit4
111 #define AI_STOP_Pulse                           _bit3
112 #define AI_START_Pulse                          _bit2
113 #define AI_START2_Pulse                         _bit1
114 #define AI_START1_Pulse                         _bit0
115
116 #define AO_Command_2_Register           5
117 #define AO_End_On_BC_TC(x)                      ((x)<<14)
118 #define AO_Start_Stop_Gate_Enable               _bit13
119 #define AO_UC_Save_Trace                        _bit12
120 #define AO_BC_Gate_Enable                       _bit11
121 #define AO_BC_Save_Trace                        _bit10
122 #define AO_UI_Switch_Load_On_BC_TC              _bit9
123 #define AO_UI_Switch_Load_On_Stop               _bit8
124 #define AO_UI_Switch_Load_On_TC                 _bit7
125 #define AO_UC_Switch_Load_On_BC_TC              _bit6
126 #define AO_UC_Switch_Load_On_TC                 _bit5
127 #define AO_BC_Switch_Load_On_TC                 _bit4
128 #define AO_Mute_B                               _bit3
129 #define AO_Mute_A                               _bit2
130 #define AO_UPDATE2_Pulse                        _bit1
131 #define AO_START1_Pulse                         _bit0
132
133 #define DIO_Input_Register              7
134 #define DIO_SDIN                                _bit4
135
136 #define AI_Command_1_Register           8
137 #define AI_Analog_Trigger_Reset                 _bit14
138 #define AI_Disarm                               _bit13
139 #define AI_SI2_Arm                              _bit12
140 #define AI_SI2_Load                             _bit11
141 #define AI_SI_Arm                               _bit10
142 #define AI_SI_Load                              _bit9
143 #define AI_DIV_Arm                              _bit8
144 #define AI_DIV_Load                             _bit7
145 #define AI_SC_Arm                               _bit6
146 #define AI_SC_Load                              _bit5
147 #define AI_SCAN_IN_PROG_Pulse                   _bit4
148 #define AI_EXTMUX_CLK_Pulse                     _bit3
149 #define AI_LOCALMUX_CLK_Pulse                   _bit2
150 #define AI_SC_TC_Pulse                          _bit1
151 #define AI_CONVERT_Pulse                        _bit0
152
153 #define AO_Command_1_Register           9
154 #define AO_Analog_Trigger_Reset                 _bit15
155 #define AO_START_Pulse                          _bit14
156 #define AO_Disarm                               _bit13
157 #define AO_UI2_Arm_Disarm                       _bit12
158 #define AO_UI2_Load                             _bit11
159 #define AO_UI_Arm                               _bit10
160 #define AO_UI_Load                              _bit9
161 #define AO_UC_Arm                               _bit8
162 #define AO_UC_Load                              _bit7
163 #define AO_BC_Arm                               _bit6
164 #define AO_BC_Load                              _bit5
165 #define AO_DAC1_Update_Mode                     _bit4
166 #define AO_LDAC1_Source_Select                  _bit3
167 #define AO_DAC0_Update_Mode                     _bit2
168 #define AO_LDAC0_Source_Select                  _bit1
169 #define AO_UPDATE_Pulse                         _bit0
170
171
172 #define DIO_Output_Register             10
173 #define DIO_Parallel_Data_Out(a)                ((a)&0xff)
174 #define DIO_Parallel_Data_Mask                  0xff
175 #define DIO_SDOUT                               _bit0
176 #define DIO_Serial_Data_Out(a)                  (((a)&0xff)<<8)
177 #define DIO_Serial_Data_Mask                    0xff00
178
179 #define DIO_Control_Register            11
180 #define DIO_Software_Serial_Control             _bit11
181 #define DIO_HW_Serial_Timebase                  _bit10
182 #define DIO_HW_Serial_Enable                    _bit9
183 #define DIO_HW_Serial_Start                     _bit8
184 #define DIO_Pins_Dir(a)                         ((a)&0xff)
185 #define DIO_Pins_Dir_Mask                       0xff
186
187 #define AI_Mode_1_Register              12
188 #define AI_CONVERT_Source_Select(a)             ((a)<<11)
189 #define AI_SI_Source_select(a)                  ((a)<<6)
190 #define AI_CONVERT_Source_Polarity              _bit5
191 #define AI_Start_Stop                           _bit3
192 #define AI_Mode_1_Reserved                      _bit2
193 #define AI_Continuous                           _bit1
194 #define AI_Trigger_Once                         _bit0
195
196 #define AI_Mode_2_Register              13
197 #define AI_SC_Gate_Enable                       _bit15
198 #define AI_Start_Stop_Gate_Enable               _bit14
199 #define AI_Pre_Trigger                          _bit13
200 #define AI_External_MUX_Present                 _bit12
201 #define AI_SI2_Initial_Load_Source              _bit9
202 #define AI_SI2_Reload_Mode                      _bit8
203 #define AI_SI_Initial_Load_Source               _bit7
204 #define AI_SI_Reload_Mode(a)                    ((a)<<4)
205 #define AI_SI_Write_Switch                      _bit3
206 #define AI_SC_Initial_Load_Source               _bit2
207 #define AI_SC_Reload_Mode                       _bit1
208 #define AI_SC_Write_Switch                      _bit0
209
210 #define AI_SI_Load_A_Registers          14
211 #define AI_SI_Load_B_Registers          16
212 #define AI_SC_Load_A_Registers          18
213 #define AI_SC_Load_B_Registers          20
214 #define AI_SI2_Load_A_Register          23
215 #define AI_SI2_Load_B_Register          25
216
217 #define Joint_Status_1_Register         27
218 #define DIO_Serial_IO_In_Progress_St            _bit12
219
220 #define DIO_Serial_Input_Register       28
221 #define Joint_Status_2_Register         29
222
223 #define AO_Mode_1_Register              39
224 #define AO_UPDATE_Source_Select(x)              (((x)&0x1f)<<11)
225 #define AO_UI_Source_Select(x)                  (((x)&0x1f)<<6)
226 #define AO_Multiple_Channels                    _bit5
227 #define AO_UPDATE_Source_Polarity               _bit4
228 #define AO_UI_Source_Polarity                   _bit3
229 #define AO_UC_Switch_Load_Every_TC              _bit2
230 #define AO_Continuous                           _bit1
231 #define AO_Trigger_Once                         _bit0
232
233 #define AO_Mode_2_Register              39
234 #define AO_FIFO_Mode(x)                         ((x)<<14)
235 #define AO_FIFO_Retransmit_Enable               _bit13
236 #define AO_START1_Disable                       _bit12
237 #define AO_UC_Initial_Load_Source               _bit11
238 #define AO_UC_Write_Switch                      _bit10
239 #define AO_UI2_Initial_Load_Source              _bit9
240 #define AO_UI2_Reload_Mode                      _bit8
241 #define AO_UI_Initial_Load_Source               _bit7
242 #define AO_UI_Reload_Mode(x)                    ((x)<<4)
243 #define AO_UI_Write_Switch                      _bit3
244 #define AO_BC_Initial_Load_Source               _bit2
245 #define AO_BC_Reload_Mode                       _bit1
246 #define AO_BC_Write_Switch                      _bit0
247
248 #define AO_UI_Load_A_Register_High      40
249 #define AO_UI_Load_A_Register_Low       41
250 #define AO_BC_Load_A_Register_High      44
251 #define AO_BC_Load_A_Register_Low       45
252 #define AO_BC_Load_B_Register_High      46
253 #define AO_BC_Load_B_Register_Low       47
254 #define AO_UC_Load_A_Register_High      48
255 #define AO_UC_Load_A_Register_Low       49
256
257 #define Clock_and_FOUT_Register         56
258 #define DIO_Serial_Out_Divide_By_2              _bit13
259 #define Slow_Internal_Timebase                  _bit11
260
261 #define IO_Bidirection_Pin_Register     57
262
263 #define Interrupt_Control_Register      59
264 #define AI_Output_Control_Register      60
265
266 #define AI_START_STOP_Select_Register   62
267 #define AI_START_Polarity                       _bit15
268 #define AI_STOP_Polarity                        _bit14
269 #define AI_STOP_Sync                            _bit13
270 #define AI_STOP_Edge                            _bit12
271 #define AI_STOP_Select(a)                       ((a)<<7)
272 #define AI_START_Sync                           _bit6
273 #define AI_START_Edge                           _bit5
274 #define AI_START_Select(a)                      (a)
275
276 #define AI_Trigger_Select_Register      63
277 #define AI_START1_Polarity                      _bit15
278 #define AI_START2_Polarity                      _bit14
279 #define AI_START2_Sync                          _bit13
280 #define AI_START2_Edge                          _bit12
281 #define AI_START2_Select(a)                     ((a)<<7)
282 #define AI_START1_Sync                          _bit6
283 #define AI_START1_Edge                          _bit5
284 #define AI_START1_Select(a)                     (a)
285
286 #define AO_Start_Select_Register        66
287 #define AO_UI2_Software_Gate                    _bit15
288 #define AO_UI2_External_Gate_Polarity           _bit14
289 #define AO_START_Polarity                       _bit13
290 #define AO_AOFREQ_Enable                        _bit12
291 #define AO_UI2_External_Gate_Select(a)          ((a)<<7)
292 #define AO_START_Sync                           _bit6
293 #define AO_START_Edge                           _bit5
294 #define AO_START_Select(a)                      (a)
295
296 #define AO_Trigger_Select_Register      67
297 #define AO_UI2_External_Gate_Enable             _bit15
298 #define AO_Delayed_START1                       _bit14
299 #define AO_START1_Polarity                      _bit13
300 #define AO_UI2_Source_Polarity                  _bit12
301 #define AO_UI2_Source_Select(x)                 (((x)&0x1f)<<7)
302 #define AO_START1_Sync                          _bit6
303 #define AO_START1_Edge                          _bit5
304 #define AO_START1_Select(x)                     (((x)&0x1f)<<0)
305
306 #define AO_Mode_3_Register              70
307 #define AO_UI2_Switch_Load_Next_TC              _bit13
308 #define AO_UC_Switch_Load_Every_BC_TC           _bit12
309 #define AO_Trigger_Length                       _bit11
310 #define AO_Stop_On_Overrun_Error                _bit5
311 #define AO_Stop_On_BC_TC_Trigger_Error          _bit4
312 #define AO_Stop_On_BC_TC_Error                  _bit3
313 #define AO_Not_An_UPDATE                        _bit2
314 #define AO_Software_Gate                        _bit1
315
316 #define Joint_Reset_Register            72
317 #define AO_Configuration_End                    _bit9
318 #define AI_Configuration_End                    _bit8
319 #define AO_Configuration_Start                  _bit5
320 #define AI_Configuration_Start                  _bit4
321 #define AO_Reset                                _bit1
322 #define AI_Reset                                _bit0
323
324 #define Interrupt_A_Enable_Register     73
325 #define Pass_Thru_0_Interrupt_Enable            _bit9
326 #define G0_Gate_Interrupt_Enable                _bit8
327 #define AI_FIFO_Interrupt_Enable                _bit7
328 #define G0_TC_Interrupt_Enable                  _bit6
329 #define AI_Error_Interrupt_Enable               _bit5
330 #define AI_STOP_Interrupt_Enable                _bit4
331 #define AI_START_Interrupt_Enable               _bit3
332 #define AI_START2_Interrupt_Enable              _bit2
333 #define AI_START1_Interrupt_Enable              _bit1
334 #define AI_SC_TC_Interrupt_Enable               _bit0
335
336 #define Interrupt_B_Enable_Register     75
337 #define Pass_Thru_1_Interrupt_Enable            _bit11
338 #define G1_Gate_Interrupt_Enable                _bit10
339 #define G1_TC_Interrupt_Enable                  _bit9
340 #define AO_FIFO_Interrupt_Enable                _bit8
341 #define AO_UI2_TC_Interrupt_Enable              _bit7
342 #define AO_UC_TC_Interrupt_Enable               _bit6
343 #define AO_Error_Interrupt_Enable               _bit5
344 #define AO_STOP_Interrupt_Enable                _bit4
345 #define AO_START_Interrupt_Enable               _bit3
346 #define AO_UPDATE_Interrupt_Enable              _bit2
347 #define AO_START1_Interrupt_Enable              _bit1
348 #define AO_BC_TC_Interrupt_Enable               _bit0
349
350 #define Second_IRQ_B_Enable_Register    76
351 #define AI_Personal_Register            77
352 #define AO_Personal_Register            78
353 #define Write_Strobe_0_Register         82
354 #define Write_Strobe_1_Register         83
355 #define Write_Strobe_2_Register         84
356 #define Write_Strobe_3_Register         85
357
358 #define AO_Output_Control_Register      86
359 #define AO_External_Gate_Enable                 _bit15
360 #define AO_External_Gate_Select(x)              (((x)&0x1f)<<10)
361 #define AO_Number_Of_Channels(x)                (((x)&0xf)<<6)
362 #define AO_UPDATE2_Output_Select(x)             (((x)&0x3)<<4)
363 #define AO_External_Gate_Polarity               _bit3
364 #define AO_UPDATE2_Output_Toggle                _bit2
365 #define AO_UPDATE_Output_Select(x)              (((x)&0x3)<<0)
366
367 #define AI_Mode_3_Register              87
368 #define AI_Trigger_Length                       _bit15
369 #define AI_Delay_START                          _bit14
370 #define AI_Software_Gate                        _bit13
371 #define AI_SI_Special_Trigger_Delay             _bit12
372 #define AI_SI2_Source_Select                    _bit11
373 #define AI_Delayed_START2                       _bit10
374 #define AI_Delayed_START1                       _bit9
375 #define AI_External_Gate_Mode                   _bit8
376 #define AI_FIFO_Mode_HF_to_E                    (3<<6)
377 #define AI_FIFO_Mode_F                          (2<<6)
378 #define AI_FIFO_Mode_HF                         (1<<6)
379 #define AI_FIFO_Mode_NE                         (0<<6)
380 #define AI_External_Gate_Polarity               _bit5
381 #define AI_External_Gate_Select(a)              (a)
382
383
384 /* 16 bit registers shadowed from DAQ-STC */
385 #define Window_Address                  0x00
386 #define Window_Data                     0x02
387 #define Interrupt_A_Ack                 0x04
388 #define AI_Status_1                     0x04
389 #define Interrupt_B_Ack                 0x06
390 #define AO_Status_1                     0x06
391 #define AI_Command_2                    0x08
392 #define G_Status                        0x08
393 #define AO_Command_2                    0x0a
394 #define AI_Status_2                     0x0a
395 #define G0_Command                      0x0c
396 #define AO_Status_2                     0x0c
397 #define G1_Command                      0x0e
398 #define DIO_Parallel_Input              0x0e
399
400 #define G_Autoincrement_Register(a)     (68+(a))
401 #define G_Command_Register(a)           (6+(a)) 
402 #define G_HW_Save_Register_High(a)      (8+(a)*2)
403 #define G_HW_Save_Register_Low(a)       (9+(a)*2)
404 #define G_Input_Select_Register(a)      (36+(a))
405 #define G_Load_A_Register_High(a)       (28+(a)*4)
406 #define G_Load_A_Register_Low(a)        (29+(a)*4)
407 #define G_Load_B_Register_High(a)       (30+(a)*4)
408 #define G_Load_B_Register_Low(a)        (31+(a)*4)
409 #define G_Mode_Register(a)              (26+(a))
410 #define G_Save_Register_High(a)         (12+(a)*2)
411 #define G_Save_Register_Low(a)          (13+(a)*2)
412 #define G_Status_Register               4
413 #define Analog_Trigger_Etc_Register     61
414
415 /* command register */
416 #define G_Disarm_Copy                   _bit15          /* strobe */
417 #define G_Save_Trace_Copy               _bit14
418 #define G_Arm_Copy                      _bit13          /* strobe */
419 #define G_Bank_Switch_Start             _bit10          /* strobe */
420 #define G_Little_Big_Endian             _bit9
421 #define G_Synchronized_Gate             _bit8
422 #define G_Write_Switch                  _bit7
423 #define G_Up_Down(a)                    (((a)&0x03)<<5)
424 #define G_Disarm                        _bit4           /* strobe */
425 #define G_Analog_Trigger_Reset          _bit3           /* strobe */
426 #define G_Save_Trace                    _bit1
427 #define G_Arm                           _bit0           /* strobe */
428
429 /*channel agnostic names for the command register #defines */
430 #define G_Bank_Switch_Enable            _bit12
431 #define G_Bank_Switch_Mode              _bit11
432 #define G_Load                          _bit2           /* strobe */
433
434
435 /* input select register */
436 #define G_Gate_Select(a)                (((a)&0x1f)<<7)
437 #define G_Source_Select(a)              (((a)&0x1f)<<2)
438 #define G_Write_Acknowledges_Irq        _bit1
439 #define G_Read_Acknowledges_Irq         _bit0
440
441 /* same input select register, but with channel agnostic names */
442 #define G_Source_Polarity               _bit15
443 #define G_Output_Polarity               _bit14
444 #define G_OR_Gate                       _bit13
445 #define G_Gate_Select_Load_Source       _bit12
446
447
448 /* mode register */
449 #define G_Loading_On_TC                 _bit12
450 #define G_Output_Mode(a)                (((a)&0x03)<<8)
451 #define G_Trigger_Mode_For_Edge_Gate(a) (((a)&0x03)<<3)
452 #define G_Gating_Mode(a)                (((a)&0x03)<<0)
453
454 /* same input mode register, but with channel agnostic names */
455 #define G_Load_Source_Select            _bit7
456 #define G_Reload_Source_Switching       _bit15
457 #define G_Loading_On_Gate               _bit14
458 #define G_Gate_Polarity                 _bit13
459
460 #define G_Counting_Once(a)              (((a)&0x03)<<10)
461 #define G_Stop_Mode(a)                  (((a)&0x03)<<5)
462 #define G_Gate_On_Both_Edges            _bit2
463
464 /* G_Status_Register */
465 #define G1_Gate_Error_St                _bit15
466 #define G0_Gate_Error_St                _bit14
467 #define G1_TC_Error_St                  _bit13
468 #define G0_TC_Error_St                  _bit12
469 #define G1_No_Load_Between_Gates_St     _bit11
470 #define G0_No_Load_Between_Gates_St     _bit10
471 #define G1_Armed_St                     _bit9
472 #define G0_Armed_St                     _bit8
473 #define G1_Stale_Data_St                _bit7
474 #define G0_Stale_Data_St                _bit6
475 #define G1_Next_Load_Source_St          _bit5
476 #define G0_Next_Load_Source_St          _bit4
477 #define G1_Counting_St                  _bit3
478 #define G0_Counting_St                  _bit2
479 #define G1_Save_St                      _bit1
480 #define G0_Save_St                      _bit0
481
482
483 /* CLO */
484 /* general purpose counter timer */
485 #define G0_Reset                        _bit2
486 #define G1_Reset                        _bit3
487 #define G0_TC_Interrupt_Enable          _bit6
488 #define G1_TC_Interrupt_Enable          _bit9
489 #define G0_Gate_Interrupt_Enable        _bit8
490 #define G1_Gate_Interrupt_Enable        _bit10
491 #define G0_Synchronized_Gate            _bit8
492 #define G1_Synchronized_Gate            _bit8
493 #define G0_Gate_Error_Confirm           _bit5
494 #define G1_Gate_Error_Confirm           _bit1
495 #define G0_TC_Error_Confirm             _bit6
496 #define G1_TC_Error_Confirm             _bit2
497 #define G0_TC_Interrupt_Ack             _bit14
498 #define G1_TC_Interrupt_Ack             _bit14
499 #define G0_Gate_Interrupt_Ack           _bit15
500 #define G1_Gate_Interrupt_Ack           _bit15
501 #define G_Autoincrement(a)              ((a)<<0)
502 #define G_Autoincrement(a)              ((a)<<0)
503 #define G0_Arm                          _bit0
504 #define G1_Arm                          _bit0
505
506 /*Analog_Trigger_Etc_Register*/
507 /*This is mainly a counter/timer register */
508 #define GPFO_1_Output_Enable            _bit15
509 #define GPFO_0_Output_Enable            _bit14
510 #define GPFO_0_Output_Select(a)         ((a)<<11)
511 #define GPFO_1_Output_Select            _bit7
512
513 /* Additional windowed registers unique to E series */
514
515 #define Configuration_Memory_Clear      82
516 #define ADC_FIFO_Clear                  83
517 #define DAC_FIFO_Clear                  84
518
519
520 /* i/o port offsets */
521
522 /* 8 bit registers */
523 #define XXX_Status                      0x01
524 #define Serial_Command                  0x0d
525 #define Misc_Command                    0x0f
526 #define Port_A                          0x19
527 #define Port_B                          0x1b
528 #define Port_C                          0x1d
529 #define Configuration                   0x1f
530 #define Strobes                         0x01
531 #define Channel_A_Mode                  0x03
532 #define Channel_B_Mode                  0x05
533 #define Channel_C_Mode                  0x07
534 #define AI_AO_Select                    0x09
535 #define G0_G1_Select                    0x0b
536
537 /* 16 bit registers */
538 #define Configuration_Memory_Low        0x10
539 #define Configuration_Memory_High       0x12
540 #define ADC_FIFO_Data_Register          0x1c
541 #define AO_Configuration                0x16
542 #define DAC_FIFO_Data                   0x1e
543 #define DAC0_Direct_Data                0x18
544 #define DAC1_Direct_Data                0x1a
545
546
547 #define SerDacLd(x)                     (0x08<<(x))
548
549 /*
550         This is stuff unique to the NI E series drivers,
551         but I thought I'd put it here anyway.
552 */
553
554 enum{ ai_gain_16=0, ai_gain_8, ai_gain_14, ai_gain_8_602x, ai_gain_4_603x };
555 extern struct caldac_struct caldac_mb88341,
556         caldac_dac8800,
557         caldac_dac8043,
558         caldac_ad8522;
559
560 typedef struct ni_board_struct{
561         int device_id;
562         char *name;
563         
564         int n_adchan;
565         int adbits;
566         
567         int ai_fifo_depth;
568         int alwaysdither;
569         int gainlkup;
570         int ai_speed;
571
572         int n_aochan;
573         int aobits;
574         
575         int ao_fifo_depth;
576         int aorangelkup;
577         
578         int ao_unipolar;
579         
580         int has_8255;
581
582         struct caldac_struct **caldac;
583 }ni_board;
584
585 static ni_board ni_boards[];
586 #define n_ni_boards  (sizeof(ni_boards)/sizeof(ni_board))
587
588 #define boardtype (*(ni_board *)dev->board_ptr)
589
590 #define NI_PRIVATE_COMMON                                       \
591         unsigned short dio_output;                              \
592         unsigned short dio_control;                             \
593         int ao0p,ao1p;                                          \
594         int lastchan;                                           \
595         int last_do;                                            \
596         int rt_irq;                                             \
597         int irqmask;                                            \
598         int aimode;                                             \
599         int ai_continuous;                                      \
600         int blocksize;                                          \
601         int n_left;                                             \
602                                                                 \
603         int changain_state;                                     \
604         unsigned int changain_spec;                             \
605                                                                 \
606         unsigned short ao[2];                                   \
607         unsigned short caldacs[12];                             \
608                                                                 \
609         unsigned short ao_mode1;                                \
610         unsigned short ao_mode2;                                \
611         unsigned short ao_mode3;                                \
612         unsigned short ao_cmd1;                                 \
613         unsigned short ao_cmd2;                                 \
614         unsigned short ao_cmd3;                                 \
615         unsigned short ao_trigger_select;                       \
616                                                                 \
617         unsigned short gpctr_mode[2];                           \
618         unsigned short gpctr_command[2];                        \
619         unsigned short gpctr_input_select[2];                   \
620         int gpctr_cur_operation[2];                             \
621                                                                 \
622         unsigned short ai_xorlist[512];                         \
623                                                                 \
624         unsigned long serial_interval_ns;                       \
625         unsigned char serial_hw_mode;                           \
626         unsigned short clock_and_fout;                          \
627                                                                 \
628         unsigned short int_a_enable_reg;                        \
629         unsigned short int_b_enable_reg;                        \
630         unsigned short io_bidirection_pin_reg;                  \
631
632 #endif /* _COMEDI_NI_STC_H */
633