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cciss: decode unit attention in SCSI error handling code
[linux/fpc-iii.git] / drivers / staging / me4000 / me4000.h
blob81c6f4d5e25c3da1b597100e89a6d97eaa072e9c
1 /*
2 * Copyright (C) 2003 Meilhaus Electronic GmbH (support@meilhaus.de)
3 *
4 * Source File : me4000.h
5 * Author : GG (Guenter Gebhardt) <g.gebhardt@meilhaus.de>
6 */
7
8 #ifndef _ME4000_H_
9 #define _ME4000_H_
10
11 #ifdef __KERNEL__
12
13 /*=============================================================================
14 The version of the driver release
15 ===========================================================================*/
16
17 #define ME4000_DRIVER_VERSION 0x10009 // Version 1.00.09
18
19 /*=============================================================================
20 Debug section
21 ===========================================================================*/
22
23 #undef ME4000_CALL_DEBUG // Debug function entry and exit
24 #undef ME4000_ISR_DEBUG // Debug the interrupt service routine
25 #undef ME4000_PORT_DEBUG // Debug port access
26 #undef ME4000_DEBUG // General purpose debug masseges
27
28 #ifdef ME4000_CALL_DEBUG
29 #undef CALL_PDEBUG
30 #define CALL_PDEBUG(fmt, args...) printk(KERN_DEBUG"ME4000:" fmt, ##args)
31 #else
32 # define CALL_PDEBUG(fmt, args...) // no debugging, do nothing
33 #endif
34
35 #ifdef ME4000_ISR_DEBUG
36 #undef ISR_PDEBUG
37 #define ISR_PDEBUG(fmt, args...) printk(KERN_DEBUG"ME4000:" fmt, ##args)
38 #else
39 #define ISR_PDEBUG(fmt, args...) // no debugging, do nothing
40 #endif
41
42 #ifdef ME4000_PORT_DEBUG
43 #undef PORT_PDEBUG
44 #define PORT_PDEBUG(fmt, args...) printk(KERN_DEBUG"ME4000:" fmt, ##args)
45 #else
46 #define PORT_PDEBUG(fmt, args...) // no debugging, do nothing
47 #endif
48
49 #ifdef ME4000_DEBUG
50 #undef PDEBUG
51 #define PDEBUG(fmt, args...) printk(KERN_DEBUG"ME4000:" fmt, ##args)
52 #else
53 #define PDEBUG(fmt, args...) // no debugging, do nothing
54 #endif
55
56 /*=============================================================================
57 PCI vendor and device IDs
58 ===========================================================================*/
59
60 #define PCI_VENDOR_ID_MEILHAUS 0x1402
61
62 #define PCI_DEVICE_ID_MEILHAUS_ME4650 0x4650 // Low Cost version
63
64 #define PCI_DEVICE_ID_MEILHAUS_ME4660 0x4660 // Standard version
65 #define PCI_DEVICE_ID_MEILHAUS_ME4660I 0x4661 // Isolated version
66 #define PCI_DEVICE_ID_MEILHAUS_ME4660S 0x4662 // Standard version with Sample and Hold
67 #define PCI_DEVICE_ID_MEILHAUS_ME4660IS 0x4663 // Isolated version with Sample and Hold
68
69 #define PCI_DEVICE_ID_MEILHAUS_ME4670 0x4670 // Standard version
70 #define PCI_DEVICE_ID_MEILHAUS_ME4670I 0x4671 // Isolated version
71 #define PCI_DEVICE_ID_MEILHAUS_ME4670S 0x4672 // Standard version with Sample and Hold
72 #define PCI_DEVICE_ID_MEILHAUS_ME4670IS 0x4673 // Isolated version with Sample and Hold
73
74 #define PCI_DEVICE_ID_MEILHAUS_ME4680 0x4680 // Standard version
75 #define PCI_DEVICE_ID_MEILHAUS_ME4680I 0x4681 // Isolated version
76 #define PCI_DEVICE_ID_MEILHAUS_ME4680S 0x4682 // Standard version with Sample and Hold
77 #define PCI_DEVICE_ID_MEILHAUS_ME4680IS 0x4683 // Isolated version with Sample and Hold
78
79 /*=============================================================================
80 Device names, for entries in /proc/..
81 ===========================================================================*/
82
83 #define ME4000_NAME "me4000"
84 #define ME4000_AO_NAME "me4000_ao"
85 #define ME4000_AI_NAME "me4000_ai"
86 #define ME4000_DIO_NAME "me4000_dio"
87 #define ME4000_CNT_NAME "me4000_cnt"
88 #define ME4000_EXT_INT_NAME "me4000_ext_int"
89
90 /*=============================================================================
91 ME-4000 base register offsets
92 ===========================================================================*/
93
94 #define ME4000_AO_00_CTRL_REG 0x00 // R/W
95 #define ME4000_AO_00_STATUS_REG 0x04 // R/_
96 #define ME4000_AO_00_FIFO_REG 0x08 // _/W
97 #define ME4000_AO_00_SINGLE_REG 0x0C // R/W
98 #define ME4000_AO_00_TIMER_REG 0x10 // _/W
99
100 #define ME4000_AO_01_CTRL_REG 0x18 // R/W
101 #define ME4000_AO_01_STATUS_REG 0x1C // R/_
102 #define ME4000_AO_01_FIFO_REG 0x20 // _/W
103 #define ME4000_AO_01_SINGLE_REG 0x24 // R/W
104 #define ME4000_AO_01_TIMER_REG 0x28 // _/W
105
106 #define ME4000_AO_02_CTRL_REG 0x30 // R/W
107 #define ME4000_AO_02_STATUS_REG 0x34 // R/_
108 #define ME4000_AO_02_FIFO_REG 0x38 // _/W
109 #define ME4000_AO_02_SINGLE_REG 0x3C // R/W
110 #define ME4000_AO_02_TIMER_REG 0x40 // _/W
111
112 #define ME4000_AO_03_CTRL_REG 0x48 // R/W
113 #define ME4000_AO_03_STATUS_REG 0x4C // R/_
114 #define ME4000_AO_03_FIFO_REG 0x50 // _/W
115 #define ME4000_AO_03_SINGLE_REG 0x54 // R/W
116 #define ME4000_AO_03_TIMER_REG 0x58 // _/W
117
118 #define ME4000_AI_CTRL_REG 0x74 // _/W
119 #define ME4000_AI_STATUS_REG 0x74 // R/_
120 #define ME4000_AI_CHANNEL_LIST_REG 0x78 // _/W
121 #define ME4000_AI_DATA_REG 0x7C // R/_
122 #define ME4000_AI_CHAN_TIMER_REG 0x80 // _/W
123 #define ME4000_AI_CHAN_PRE_TIMER_REG 0x84 // _/W
124 #define ME4000_AI_SCAN_TIMER_LOW_REG 0x88 // _/W
125 #define ME4000_AI_SCAN_TIMER_HIGH_REG 0x8C // _/W
126 #define ME4000_AI_SCAN_PRE_TIMER_LOW_REG 0x90 // _/W
127 #define ME4000_AI_SCAN_PRE_TIMER_HIGH_REG 0x94 // _/W
128 #define ME4000_AI_START_REG 0x98 // R/_
129
130 #define ME4000_IRQ_STATUS_REG 0x9C // R/_
131
132 #define ME4000_DIO_PORT_0_REG 0xA0 // R/W
133 #define ME4000_DIO_PORT_1_REG 0xA4 // R/W
134 #define ME4000_DIO_PORT_2_REG 0xA8 // R/W
135 #define ME4000_DIO_PORT_3_REG 0xAC // R/W
136 #define ME4000_DIO_DIR_REG 0xB0 // R/W
137
138 #define ME4000_AO_LOADSETREG_XX 0xB4 // R/W
139
140 #define ME4000_DIO_CTRL_REG 0xB8 // R/W
141
142 #define ME4000_AO_DEMUX_ADJUST_REG 0xBC // -/W
143
144 #define ME4000_AI_SAMPLE_COUNTER_REG 0xC0 // _/W
145
146 /*=============================================================================
147 Value to adjust Demux
148 ===========================================================================*/
149
150 #define ME4000_AO_DEMUX_ADJUST_VALUE 0x4C
151
152 /*=============================================================================
153 Counter base register offsets
154 ===========================================================================*/
155
156 #define ME4000_CNT_COUNTER_0_REG 0x00
157 #define ME4000_CNT_COUNTER_1_REG 0x01
158 #define ME4000_CNT_COUNTER_2_REG 0x02
159 #define ME4000_CNT_CTRL_REG 0x03
160
161 /*=============================================================================
162 PLX base register offsets
163 ===========================================================================*/
164
165 #define PLX_INTCSR 0x4C // Interrupt control and status register
166 #define PLX_ICR 0x50 // Initialization control register
167
168 /*=============================================================================
169 Bits for the PLX_ICSR register
170 ===========================================================================*/
171
172 #define PLX_INTCSR_LOCAL_INT1_EN 0x01 // If set, local interrupt 1 is enabled (r/w)
173 #define PLX_INTCSR_LOCAL_INT1_POL 0x02 // If set, local interrupt 1 polarity is active high (r/w)
174 #define PLX_INTCSR_LOCAL_INT1_STATE 0x04 // If set, local interrupt 1 is active (r/_)
175 #define PLX_INTCSR_LOCAL_INT2_EN 0x08 // If set, local interrupt 2 is enabled (r/w)
176 #define PLX_INTCSR_LOCAL_INT2_POL 0x10 // If set, local interrupt 2 polarity is active high (r/w)
177 #define PLX_INTCSR_LOCAL_INT2_STATE 0x20 // If set, local interrupt 2 is active (r/_)
178 #define PLX_INTCSR_PCI_INT_EN 0x40 // If set, PCI interrupt is enabled (r/w)
179 #define PLX_INTCSR_SOFT_INT 0x80 // If set, a software interrupt is generated (r/w)
180
181 /*=============================================================================
182 Bits for the PLX_ICR register
183 ===========================================================================*/
184
185 #define PLX_ICR_BIT_EEPROM_CLOCK_SET 0x01000000
186 #define PLX_ICR_BIT_EEPROM_CHIP_SELECT 0x02000000
187 #define PLX_ICR_BIT_EEPROM_WRITE 0x04000000
188 #define PLX_ICR_BIT_EEPROM_READ 0x08000000
189 #define PLX_ICR_BIT_EEPROM_VALID 0x10000000
190
191 #define PLX_ICR_MASK_EEPROM 0x1F000000
192
193 #define EEPROM_DELAY 1
194
195 /*=============================================================================
196 Bits for the ME4000_AO_CTRL_REG register
197 ===========================================================================*/
198
199 #define ME4000_AO_CTRL_BIT_MODE_0 0x001
200 #define ME4000_AO_CTRL_BIT_MODE_1 0x002
201 #define ME4000_AO_CTRL_MASK_MODE 0x003
202 #define ME4000_AO_CTRL_BIT_STOP 0x004
203 #define ME4000_AO_CTRL_BIT_ENABLE_FIFO 0x008
204 #define ME4000_AO_CTRL_BIT_ENABLE_EX_TRIG 0x010
205 #define ME4000_AO_CTRL_BIT_EX_TRIG_EDGE 0x020
206 #define ME4000_AO_CTRL_BIT_IMMEDIATE_STOP 0x080
207 #define ME4000_AO_CTRL_BIT_ENABLE_DO 0x100
208 #define ME4000_AO_CTRL_BIT_ENABLE_IRQ 0x200
209 #define ME4000_AO_CTRL_BIT_RESET_IRQ 0x400
210 #define ME4000_AO_CTRL_BIT_EX_TRIG_BOTH 0x800
211
212 /*=============================================================================
213 Bits for the ME4000_AO_STATUS_REG register
214 ===========================================================================*/
215
216 #define ME4000_AO_STATUS_BIT_FSM 0x01
217 #define ME4000_AO_STATUS_BIT_FF 0x02
218 #define ME4000_AO_STATUS_BIT_HF 0x04
219 #define ME4000_AO_STATUS_BIT_EF 0x08
220
221 /*=============================================================================
222 Bits for the ME4000_AI_CTRL_REG register
223 ===========================================================================*/
224
225 #define ME4000_AI_CTRL_BIT_MODE_0 0x00000001
226 #define ME4000_AI_CTRL_BIT_MODE_1 0x00000002
227 #define ME4000_AI_CTRL_BIT_MODE_2 0x00000004
228 #define ME4000_AI_CTRL_BIT_SAMPLE_HOLD 0x00000008
229 #define ME4000_AI_CTRL_BIT_IMMEDIATE_STOP 0x00000010
230 #define ME4000_AI_CTRL_BIT_STOP 0x00000020
231 #define ME4000_AI_CTRL_BIT_CHANNEL_FIFO 0x00000040
232 #define ME4000_AI_CTRL_BIT_DATA_FIFO 0x00000080
233 #define ME4000_AI_CTRL_BIT_FULLSCALE 0x00000100
234 #define ME4000_AI_CTRL_BIT_OFFSET 0x00000200
235 #define ME4000_AI_CTRL_BIT_EX_TRIG_ANALOG 0x00000400
236 #define ME4000_AI_CTRL_BIT_EX_TRIG 0x00000800
237 #define ME4000_AI_CTRL_BIT_EX_TRIG_FALLING 0x00001000
238 #define ME4000_AI_CTRL_BIT_EX_IRQ 0x00002000
239 #define ME4000_AI_CTRL_BIT_EX_IRQ_RESET 0x00004000
240 #define ME4000_AI_CTRL_BIT_LE_IRQ 0x00008000
241 #define ME4000_AI_CTRL_BIT_LE_IRQ_RESET 0x00010000
242 #define ME4000_AI_CTRL_BIT_HF_IRQ 0x00020000
243 #define ME4000_AI_CTRL_BIT_HF_IRQ_RESET 0x00040000
244 #define ME4000_AI_CTRL_BIT_SC_IRQ 0x00080000
245 #define ME4000_AI_CTRL_BIT_SC_IRQ_RESET 0x00100000
246 #define ME4000_AI_CTRL_BIT_SC_RELOAD 0x00200000
247 #define ME4000_AI_CTRL_BIT_EX_TRIG_BOTH 0x80000000
248
249 /*=============================================================================
250 Bits for the ME4000_AI_STATUS_REG register
251 ===========================================================================*/
252
253 #define ME4000_AI_STATUS_BIT_EF_CHANNEL 0x00400000
254 #define ME4000_AI_STATUS_BIT_HF_CHANNEL 0x00800000
255 #define ME4000_AI_STATUS_BIT_FF_CHANNEL 0x01000000
256 #define ME4000_AI_STATUS_BIT_EF_DATA 0x02000000
257 #define ME4000_AI_STATUS_BIT_HF_DATA 0x04000000
258 #define ME4000_AI_STATUS_BIT_FF_DATA 0x08000000
259 #define ME4000_AI_STATUS_BIT_LE 0x10000000
260 #define ME4000_AI_STATUS_BIT_FSM 0x20000000
261
262 /*=============================================================================
263 Bits for the ME4000_IRQ_STATUS_REG register
264 ===========================================================================*/
265
266 #define ME4000_IRQ_STATUS_BIT_EX 0x01
267 #define ME4000_IRQ_STATUS_BIT_LE 0x02
268 #define ME4000_IRQ_STATUS_BIT_AI_HF 0x04
269 #define ME4000_IRQ_STATUS_BIT_AO_0_HF 0x08
270 #define ME4000_IRQ_STATUS_BIT_AO_1_HF 0x10
271 #define ME4000_IRQ_STATUS_BIT_AO_2_HF 0x20
272 #define ME4000_IRQ_STATUS_BIT_AO_3_HF 0x40
273 #define ME4000_IRQ_STATUS_BIT_SC 0x80
274
275 /*=============================================================================
276 Bits for the ME4000_DIO_CTRL_REG register
277 ===========================================================================*/
278
279 #define ME4000_DIO_CTRL_BIT_MODE_0 0X0001
280 #define ME4000_DIO_CTRL_BIT_MODE_1 0X0002
281 #define ME4000_DIO_CTRL_BIT_MODE_2 0X0004
282 #define ME4000_DIO_CTRL_BIT_MODE_3 0X0008
283 #define ME4000_DIO_CTRL_BIT_MODE_4 0X0010
284 #define ME4000_DIO_CTRL_BIT_MODE_5 0X0020
285 #define ME4000_DIO_CTRL_BIT_MODE_6 0X0040
286 #define ME4000_DIO_CTRL_BIT_MODE_7 0X0080
287
288 #define ME4000_DIO_CTRL_BIT_FUNCTION_0 0X0100
289 #define ME4000_DIO_CTRL_BIT_FUNCTION_1 0X0200
290
291 #define ME4000_DIO_CTRL_BIT_FIFO_HIGH_0 0X0400
292 #define ME4000_DIO_CTRL_BIT_FIFO_HIGH_1 0X0800
293 #define ME4000_DIO_CTRL_BIT_FIFO_HIGH_2 0X1000
294 #define ME4000_DIO_CTRL_BIT_FIFO_HIGH_3 0X2000
295
296 /*=============================================================================
297 Bits for the ME4000_CNT_CTRL_REG register
298 ===========================================================================*/
299
300 #define ME4000_CNT_CTRL_BIT_COUNTER_0 0x00
301 #define ME4000_CNT_CTRL_BIT_COUNTER_1 0x40
302 #define ME4000_CNT_CTRL_BIT_COUNTER_2 0x80
303
304 #define ME4000_CNT_CTRL_BIT_MODE_0 0x00 // Change state if zero crossing
305 #define ME4000_CNT_CTRL_BIT_MODE_1 0x02 // Retriggerable One-Shot
306 #define ME4000_CNT_CTRL_BIT_MODE_2 0x04 // Asymmetrical divider
307 #define ME4000_CNT_CTRL_BIT_MODE_3 0x06 // Symmetrical divider
308 #define ME4000_CNT_CTRL_BIT_MODE_4 0x08 // Counter start by software trigger
309 #define ME4000_CNT_CTRL_BIT_MODE_5 0x0A // Counter start by hardware trigger
310
311 /*=============================================================================
312 Extract information from minor device number
313 ===========================================================================*/
314
315 #define AO_BOARD(dev) ((MINOR(dev) >> 6) & 0x3)
316 #define AO_PORT(dev) ((MINOR(dev) >> 2) & 0xF)
317 #define AO_MODE(dev) (MINOR(dev) & 0x3)
318
319 #define AI_BOARD(dev) ((MINOR(dev) >> 3) & 0x1F)
320 #define AI_MODE(dev) (MINOR(dev) & 0x7)
321
322 #define DIO_BOARD(dev) (MINOR(dev))
323
324 #define CNT_BOARD(dev) (MINOR(dev))
325
326 #define EXT_INT_BOARD(dev) (MINOR(dev))
327
328 /*=============================================================================
329 Circular buffer used for analog input/output reads/writes.
330 ===========================================================================*/
331
332 struct me4000_circ_buf {
333 s16 *buf;
334 int volatile head;
335 int volatile tail;
336 };
337
338 /*=============================================================================
339 Information about the hardware capabilities
340 ===========================================================================*/
341
342 struct me4000_ao_info {
343 int count;
344 int fifo_count;
345 };
346
347 struct me4000_ai_info {
348 int count;
349 int sh_count;
350 int diff_count;
351 int ex_trig_analog;
352 };
353
354 struct me4000_dio_info {
355 int count;
356 };
357
358 struct me4000_cnt_info {
359 int count;
360 };
361
362 struct me4000_board {
363 u16 vendor_id;
364 u16 device_id;
365 struct me4000_ao_info ao;
366 struct me4000_ai_info ai;
367 struct me4000_dio_info dio;
368 struct me4000_cnt_info cnt;
369 };
370
371 static struct me4000_board me4000_boards[] = {
372 {PCI_VENDOR_ID_MEILHAUS, 0x4610, {0, 0}, {16, 0, 0, 0}, {4}, {3}},
373
374 {PCI_VENDOR_ID_MEILHAUS, 0x4650, {0, 0}, {16, 0, 0, 0}, {4}, {0}},
375
376 {PCI_VENDOR_ID_MEILHAUS, 0x4660, {2, 0}, {16, 0, 0, 0}, {4}, {3}},
377 {PCI_VENDOR_ID_MEILHAUS, 0x4661, {2, 0}, {16, 0, 0, 0}, {4}, {3}},
378 {PCI_VENDOR_ID_MEILHAUS, 0x4662, {2, 0}, {16, 8, 0, 0}, {4}, {3}},
379 {PCI_VENDOR_ID_MEILHAUS, 0x4663, {2, 0}, {16, 8, 0, 0}, {4}, {3}},
380
381 {PCI_VENDOR_ID_MEILHAUS, 0x4670, {4, 0}, {32, 0, 16, 1}, {4}, {3}},
382 {PCI_VENDOR_ID_MEILHAUS, 0x4671, {4, 0}, {32, 0, 16, 1}, {4}, {3}},
383 {PCI_VENDOR_ID_MEILHAUS, 0x4672, {4, 0}, {32, 8, 16, 1}, {4}, {3}},
384 {PCI_VENDOR_ID_MEILHAUS, 0x4673, {4, 0}, {32, 8, 16, 1}, {4}, {3}},
385
386 {PCI_VENDOR_ID_MEILHAUS, 0x4680, {4, 4}, {32, 0, 16, 1}, {4}, {3}},
387 {PCI_VENDOR_ID_MEILHAUS, 0x4681, {4, 4}, {32, 0, 16, 1}, {4}, {3}},
388 {PCI_VENDOR_ID_MEILHAUS, 0x4682, {4, 4}, {32, 8, 16, 1}, {4}, {3}},
389 {PCI_VENDOR_ID_MEILHAUS, 0x4683, {4, 4}, {32, 8, 16, 1}, {4}, {3}},
390
391 {0},
392 };
393
394 /*=============================================================================
395 PCI device table.
396 This is used by modprobe to translate PCI IDs to drivers.
397 ===========================================================================*/
398
399 static struct pci_device_id me4000_pci_table[] __devinitdata = {
400 {PCI_VENDOR_ID_MEILHAUS, 0x4610, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
401
402 {PCI_VENDOR_ID_MEILHAUS, 0x4650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
403
404 {PCI_VENDOR_ID_MEILHAUS, 0x4660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
405 {PCI_VENDOR_ID_MEILHAUS, 0x4661, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
406 {PCI_VENDOR_ID_MEILHAUS, 0x4662, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
407 {PCI_VENDOR_ID_MEILHAUS, 0x4663, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
408
409 {PCI_VENDOR_ID_MEILHAUS, 0x4670, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
410 {PCI_VENDOR_ID_MEILHAUS, 0x4671, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
411 {PCI_VENDOR_ID_MEILHAUS, 0x4672, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
412 {PCI_VENDOR_ID_MEILHAUS, 0x4673, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
413
414 {PCI_VENDOR_ID_MEILHAUS, 0x4680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
415 {PCI_VENDOR_ID_MEILHAUS, 0x4681, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
416 {PCI_VENDOR_ID_MEILHAUS, 0x4682, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
417 {PCI_VENDOR_ID_MEILHAUS, 0x4683, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
418
419 {0}
420 };
421
422 MODULE_DEVICE_TABLE(pci, me4000_pci_table);
423
424 /*=============================================================================
425 Global board and subdevice information structures
426 ===========================================================================*/
427
428 struct me4000_info {
429 struct list_head list; // List of all detected boards
430 int board_count; // Index of the board after detection
431
432 unsigned long plx_regbase; // PLX configuration space base address
433 resource_size_t me4000_regbase; // Base address of the ME4000
434 resource_size_t timer_regbase; // Base address of the timer circuit
435 resource_size_t program_regbase; // Base address to set the program pin for the xilinx
436
437 unsigned long plx_regbase_size; // PLX register set space
438 resource_size_t me4000_regbase_size; // ME4000 register set space
439 resource_size_t timer_regbase_size; // Timer circuit register set space
440 resource_size_t program_regbase_size; // Size of program base address of the ME4000
441
442 unsigned int serial_no; // Serial number of the board
443 unsigned char hw_revision; // Hardware revision of the board
444 unsigned short vendor_id; // Meilhaus vendor id (0x1402)
445 unsigned short device_id; // Device ID
446
447 int pci_bus_no; // PCI bus number
448 int pci_dev_no; // PCI device number
449 int pci_func_no; // PCI function number
450 struct pci_dev *pci_dev_p; // General PCI information
451
452 struct me4000_board *board_p; // Holds the board capabilities
453
454 unsigned int irq; // IRQ assigned from the PCI BIOS
455 unsigned int irq_count; // Count of external interrupts
456
457 spinlock_t preload_lock; // Guards the analog output preload register
458 spinlock_t ai_ctrl_lock; // Guards the analog input control register
459
460 struct list_head ao_context_list; // List with analog output specific context
461 struct me4000_ai_context *ai_context; // Analog input specific context
462 struct me4000_dio_context *dio_context; // Digital I/O specific context
463 struct me4000_cnt_context *cnt_context; // Counter specific context
464 struct me4000_ext_int_context *ext_int_context; // External interrupt specific context
465 };
466
467 struct me4000_ao_context {
468 struct list_head list; // linked list of me4000_ao_context_t
469 int index; // Index in the list
470 int mode; // Indicates mode (0 = single, 1 = wraparound, 2 = continous)
471 int dac_in_use; // Indicates if already opend
472 spinlock_t use_lock; // Guards in_use
473 spinlock_t int_lock; // Used when locking out interrupts
474 struct me4000_circ_buf circ_buf; // Circular buffer
475 wait_queue_head_t wait_queue; // Wait queue to sleep while blocking write
476 struct me4000_info *board_info;
477 unsigned int irq; // The irq associated with this ADC
478 int volatile pipe_flag; // Indicates broken pipe set from me4000_ao_isr()
479 unsigned long ctrl_reg;
480 unsigned long status_reg;
481 unsigned long fifo_reg;
482 unsigned long single_reg;
483 unsigned long timer_reg;
484 unsigned long irq_status_reg;
485 unsigned long preload_reg;
486 struct fasync_struct *fasync_p; // Queue for asynchronous notification
487 };
488
489 struct me4000_ai_context {
490 struct list_head list; // linked list of me4000_ai_info_t
491 int mode; // Indicates mode
492 int in_use; // Indicates if already opend
493 spinlock_t use_lock; // Guards in_use
494 spinlock_t int_lock; // Used when locking out interrupts
495 int number; // Number of the DAC
496 unsigned int irq; // The irq associated with this ADC
497 struct me4000_circ_buf circ_buf; // Circular buffer
498 wait_queue_head_t wait_queue; // Wait queue to sleep while blocking read
499 struct me4000_info *board_info;
500
501 struct fasync_struct *fasync_p; // Queue for asynchronous notification
502
503 unsigned long ctrl_reg;
504 unsigned long status_reg;
505 unsigned long channel_list_reg;
506 unsigned long data_reg;
507 unsigned long chan_timer_reg;
508 unsigned long chan_pre_timer_reg;
509 unsigned long scan_timer_low_reg;
510 unsigned long scan_timer_high_reg;
511 unsigned long scan_pre_timer_low_reg;
512 unsigned long scan_pre_timer_high_reg;
513 unsigned long start_reg;
514 unsigned long irq_status_reg;
515 unsigned long sample_counter_reg;
516
517 unsigned long chan_timer;
518 unsigned long chan_pre_timer;
519 unsigned long scan_timer_low;
520 unsigned long scan_timer_high;
521 unsigned long channel_list_count;
522 unsigned long sample_counter;
523 int sample_counter_reload;
524 };
525
526 struct me4000_dio_context {
527 struct list_head list; // linked list of me4000_dio_context_t
528 int in_use; // Indicates if already opend
529 spinlock_t use_lock; // Guards in_use
530 int number;
531 int dio_count;
532 struct me4000_info *board_info;
533 unsigned long dir_reg;
534 unsigned long ctrl_reg;
535 unsigned long port_0_reg;
536 unsigned long port_1_reg;
537 unsigned long port_2_reg;
538 unsigned long port_3_reg;
539 };
540
541 struct me4000_cnt_context {
542 struct list_head list; // linked list of me4000_dio_context_t
543 int in_use; // Indicates if already opend
544 spinlock_t use_lock; // Guards in_use
545 int number;
546 int cnt_count;
547 struct me4000_info *board_info;
548 unsigned long ctrl_reg;
549 unsigned long counter_0_reg;
550 unsigned long counter_1_reg;
551 unsigned long counter_2_reg;
552 };
553
554 struct me4000_ext_int_context {
555 struct list_head list; // linked list of me4000_dio_context_t
556 int in_use; // Indicates if already opend
557 spinlock_t use_lock; // Guards in_use
558 int number;
559 struct me4000_info *board_info;
560 unsigned int irq;
561 unsigned long int_count;
562 struct fasync_struct *fasync_ptr;
563 unsigned long ctrl_reg;
564 unsigned long irq_status_reg;
565 };
566
567 #endif
568
569 /*=============================================================================
570 Application include section starts here
571 ===========================================================================*/
572
573 /*-----------------------------------------------------------------------------
574 Defines for analog input
575 ----------------------------------------------------------------------------*/
576
577 /* General stuff */
578 #define ME4000_AI_FIFO_COUNT 2048
579
580 #define ME4000_AI_MIN_TICKS 66
581 #define ME4000_AI_MAX_SCAN_TICKS 0xFFFFFFFFFFLL
582
583 #define ME4000_AI_BUFFER_SIZE (32 * 1024) // Size in bytes
584
585 #define ME4000_AI_BUFFER_COUNT ((ME4000_AI_BUFFER_SIZE) / 2) // Size in values
586
587 /* Channel list defines and masks */
588 #define ME4000_AI_CHANNEL_LIST_COUNT 1024
589
590 #define ME4000_AI_LIST_INPUT_SINGLE_ENDED 0x000
591 #define ME4000_AI_LIST_INPUT_DIFFERENTIAL 0x020
592
593 #define ME4000_AI_LIST_RANGE_BIPOLAR_10 0x000
594 #define ME4000_AI_LIST_RANGE_BIPOLAR_2_5 0x040
595 #define ME4000_AI_LIST_RANGE_UNIPOLAR_10 0x080
596 #define ME4000_AI_LIST_RANGE_UNIPOLAR_2_5 0x0C0
597
598 #define ME4000_AI_LIST_LAST_ENTRY 0x100
599
600 /* External trigger defines */
601 #define ME4000_AI_TRIGGER_SOFTWARE 0x0 // Use only with API
602 #define ME4000_AI_TRIGGER_EXT_DIGITAL 0x1
603 #define ME4000_AI_TRIGGER_EXT_ANALOG 0x2
604
605 #define ME4000_AI_TRIGGER_EXT_EDGE_RISING 0x0
606 #define ME4000_AI_TRIGGER_EXT_EDGE_FALLING 0x1
607 #define ME4000_AI_TRIGGER_EXT_EDGE_BOTH 0x2
608
609 /* Sample and Hold */
610 #define ME4000_AI_SIMULTANEOUS_DISABLE 0x0
611 #define ME4000_AI_SIMULTANEOUS_ENABLE 0x1
612
613 /* Defines for the Sample Counter */
614 #define ME4000_AI_SC_RELOAD 0x0
615 #define ME4000_AI_SC_ONCE 0x1
616
617 /* Modes for analog input */
618 #define ME4000_AI_ACQ_MODE_SINGLE 0x00 // Catch one single value
619 #define ME4000_AI_ACQ_MODE_SOFTWARE 0x01 // Continous sampling with software start
620 #define ME4000_AI_ACQ_MODE_EXT 0x02 // Continous sampling with external trigger start
621 #define ME4000_AI_ACQ_MODE_EXT_SINGLE_VALUE 0x03 // Sample one value by external trigger
622 #define ME4000_AI_ACQ_MODE_EXT_SINGLE_CHANLIST 0x04 // Sample one channel list by external trigger
623
624 /* Staus of AI FSM */
625 #define ME4000_AI_STATUS_IDLE 0x0
626 #define ME4000_AI_STATUS_BUSY 0x1
627
628 /* Voltages for calibration */
629 #define ME4000_AI_GAIN_1_UNI_OFFSET 10.0E-3
630 #define ME4000_AI_GAIN_1_UNI_FULLSCALE 9950.0E-3
631 #define ME4000_AI_GAIN_1_BI_OFFSET 0.0
632 #define ME4000_AI_GAIN_1_BI_FULLSCALE 9950.0E-3
633 #define ME4000_AI_GAIN_4_UNI_OFFSET 10.0E-3
634 #define ME4000_AI_GAIN_4_UNI_FULLSCALE 2450.0E-3
635 #define ME4000_AI_GAIN_4_BI_OFFSET 0.0
636 #define ME4000_AI_GAIN_4_BI_FULLSCALE 2450.0E-3
637
638 /* Ideal digits for calibration */
639 #define ME4000_AI_GAIN_1_UNI_OFFSET_DIGITS (-32702)
640 #define ME4000_AI_GAIN_1_UNI_FULLSCALE_DIGITS 32440
641 #define ME4000_AI_GAIN_1_BI_OFFSET_DIGITS 0
642 #define ME4000_AI_GAIN_1_BI_FULLSCALE_DIGITS 32604
643 #define ME4000_AI_GAIN_4_UNI_OFFSET_DIGITS (-32505)
644 #define ME4000_AI_GAIN_4_UNI_FULLSCALE_DIGITS 31457
645 #define ME4000_AI_GAIN_4_BI_OFFSET_DIGITS 0
646 #define ME4000_AI_GAIN_4_BI_FULLSCALE_DIGITS 32113
647
648 /*-----------------------------------------------------------------------------
649 Defines for analog output
650 ----------------------------------------------------------------------------*/
651
652 /* General stuff */
653 #define ME4000_AO_FIFO_COUNT (4 * 1024)
654
655 #define ME4000_AO_MIN_TICKS 66
656
657 #define ME4000_AO_BUFFER_SIZE (32 * 1024) // Size in bytes
658
659 #define ME4000_AO_BUFFER_COUNT ((ME4000_AO_BUFFER_SIZE) / 2) // Size in values
660
661 /* Conversion modes for analog output */
662 #define ME4000_AO_CONV_MODE_SINGLE 0x0
663 #define ME4000_AO_CONV_MODE_WRAPAROUND 0x1
664 #define ME4000_AO_CONV_MODE_CONTINUOUS 0x2
665
666 /* Trigger setup */
667 #define ME4000_AO_TRIGGER_EXT_EDGE_RISING 0x0
668 #define ME4000_AO_TRIGGER_EXT_EDGE_FALLING 0x1
669 #define ME4000_AO_TRIGGER_EXT_EDGE_BOTH 0x2
670
671 /* Status of AO FSM */
672 #define ME4000_AO_STATUS_IDLE 0x0
673 #define ME4000_AO_STATUS_BUSY 0x1
674
675 /*-----------------------------------------------------------------------------
676 Defines for eeprom
677 ----------------------------------------------------------------------------*/
678
679 #define ME4000_EEPROM_CMD_READ 0x180
680 #define ME4000_EEPROM_CMD_WRITE_ENABLE 0x130
681 #define ME4000_EEPROM_CMD_WRITE_DISABLE 0x100
682 #define ME4000_EEPROM_CMD_WRITE 0x1400000
683
684 #define ME4000_EEPROM_CMD_LENGTH_READ 9
685 #define ME4000_EEPROM_CMD_LENGTH_WRITE_ENABLE 9
686 #define ME4000_EEPROM_CMD_LENGTH_WRITE_DISABLE 9
687 #define ME4000_EEPROM_CMD_LENGTH_WRITE 25
688
689 #define ME4000_EEPROM_ADR_DATE_HIGH 0x32
690 #define ME4000_EEPROM_ADR_DATE_LOW 0x33
691
692 #define ME4000_EEPROM_ADR_GAIN_1_UNI_OFFSET 0x34
693 #define ME4000_EEPROM_ADR_GAIN_1_UNI_FULLSCALE 0x35
694 #define ME4000_EEPROM_ADR_GAIN_1_BI_OFFSET 0x36
695 #define ME4000_EEPROM_ADR_GAIN_1_BI_FULLSCALE 0x37
696 #define ME4000_EEPROM_ADR_GAIN_1_DIFF_OFFSET 0x38
697 #define ME4000_EEPROM_ADR_GAIN_1_DIFF_FULLSCALE 0x39
698
699 #define ME4000_EEPROM_ADR_GAIN_4_UNI_OFFSET 0x3A
700 #define ME4000_EEPROM_ADR_GAIN_4_UNI_FULLSCALE 0x3B
701 #define ME4000_EEPROM_ADR_GAIN_4_BI_OFFSET 0x3C
702 #define ME4000_EEPROM_ADR_GAIN_4_BI_FULLSCALE 0x3D
703 #define ME4000_EEPROM_ADR_GAIN_4_DIFF_OFFSET 0x3E
704 #define ME4000_EEPROM_ADR_GAIN_4_DIFF_FULLSCALE 0x3F
705
706 #define ME4000_EEPROM_ADR_LENGTH 6
707 #define ME4000_EEPROM_DATA_LENGTH 16
708
709 /*-----------------------------------------------------------------------------
710 Defines for digital I/O
711 ----------------------------------------------------------------------------*/
712
713 #define ME4000_DIO_PORT_A 0x0
714 #define ME4000_DIO_PORT_B 0x1
715 #define ME4000_DIO_PORT_C 0x2
716 #define ME4000_DIO_PORT_D 0x3
717
718 #define ME4000_DIO_PORT_INPUT 0x0
719 #define ME4000_DIO_PORT_OUTPUT 0x1
720 #define ME4000_DIO_FIFO_LOW 0x2
721 #define ME4000_DIO_FIFO_HIGH 0x3
722
723 #define ME4000_DIO_FUNCTION_PATTERN 0x0
724 #define ME4000_DIO_FUNCTION_DEMUX 0x1
725 #define ME4000_DIO_FUNCTION_MUX 0x2
726
727 /*-----------------------------------------------------------------------------
728 Defines for counters
729 ----------------------------------------------------------------------------*/
730
731 #define ME4000_CNT_COUNTER_0 0
732 #define ME4000_CNT_COUNTER_1 1
733 #define ME4000_CNT_COUNTER_2 2
734
735 #define ME4000_CNT_MODE_0 0 // Change state if zero crossing
736 #define ME4000_CNT_MODE_1 1 // Retriggerable One-Shot
737 #define ME4000_CNT_MODE_2 2 // Asymmetrical divider
738 #define ME4000_CNT_MODE_3 3 // Symmetrical divider
739 #define ME4000_CNT_MODE_4 4 // Counter start by software trigger
740 #define ME4000_CNT_MODE_5 5 // Counter start by hardware trigger
741
742 /*-----------------------------------------------------------------------------
743 General type definitions
744 ----------------------------------------------------------------------------*/
745
746 struct me4000_user_info {
747 int board_count; // Index of the board after detection
748 unsigned long plx_regbase; // PLX configuration space base address
749 resource_size_t me4000_regbase; // Base address of the ME4000
750 unsigned long plx_regbase_size; // PLX register set space
751 resource_size_t me4000_regbase_size; // ME4000 register set space
752 unsigned long serial_no; // Serial number of the board
753 unsigned char hw_revision; // Hardware revision of the board
754 unsigned short vendor_id; // Meilhaus vendor id (0x1402)
755 unsigned short device_id; // Device ID
756 int pci_bus_no; // PCI bus number
757 int pci_dev_no; // PCI device number
758 int pci_func_no; // PCI function number
759 char irq; // IRQ assigned from the PCI BIOS
760 int irq_count; // Count of external interrupts
761
762 int driver_version; // Version of the driver release
763
764 int ao_count; // Count of analog output channels
765 int ao_fifo_count; // Count fo analog output fifos
766
767 int ai_count; // Count of analog input channels
768 int ai_sh_count; // Count of sample and hold devices
769 int ai_ex_trig_analog; // Flag to indicate if analogous external trigger is available
770
771 int dio_count; // Count of digital I/O ports
772
773 int cnt_count; // Count of counters
774 };
775
776 /*-----------------------------------------------------------------------------
777 Type definitions for analog output
778 ----------------------------------------------------------------------------*/
779
780 struct me4000_ao_channel_list {
781 unsigned long count;
782 unsigned long *list;
783 };
784
785 /*-----------------------------------------------------------------------------
786 Type definitions for analog input
787 ----------------------------------------------------------------------------*/
788
789 struct me4000_ai_channel_list {
790 unsigned long count;
791 unsigned long *list;
792 };
793
794 struct me4000_ai_timer {
795 unsigned long pre_chan;
796 unsigned long chan;
797 unsigned long scan_low;
798 unsigned long scan_high;
799 };
800
801 struct me4000_ai_config {
802 struct me4000_ai_timer timer;
803 struct me4000_ai_channel_list channel_list;
804 int sh;
805 };
806
807 struct me4000_ai_single {
808 int channel;
809 int range;
810 int mode;
811 short value;
812 unsigned long timeout;
813 };
814
815 struct me4000_ai_trigger {
816 int mode;
817 int edge;
818 };
819
820 struct me4000_ai_sc {
821 unsigned long value;
822 int reload;
823 };
824
825 /*-----------------------------------------------------------------------------
826 Type definitions for eeprom
827 ----------------------------------------------------------------------------*/
828
829 struct me4000_eeprom {
830 unsigned long date;
831 short uni_10_offset;
832 short uni_10_fullscale;
833 short uni_2_5_offset;
834 short uni_2_5_fullscale;
835 short bi_10_offset;
836 short bi_10_fullscale;
837 short bi_2_5_offset;
838 short bi_2_5_fullscale;
839 short diff_10_offset;
840 short diff_10_fullscale;
841 short diff_2_5_offset;
842 short diff_2_5_fullscale;
843 };
844
845 /*-----------------------------------------------------------------------------
846 Type definitions for digital I/O
847 ----------------------------------------------------------------------------*/
848
849 struct me4000_dio_config {
850 int port;
851 int mode;
852 int function;
853 };
854
855 struct me4000_dio_byte {
856 int port;
857 unsigned char byte;
858 };
859
860 /*-----------------------------------------------------------------------------
861 Type definitions for counters
862 ----------------------------------------------------------------------------*/
863
864 struct me4000_cnt {
865 int counter;
866 unsigned short value;
867 };
868
869 struct me4000_cnt_config {
870 int counter;
871 int mode;
872 };
873
874 /*-----------------------------------------------------------------------------
875 Type definitions for external interrupt
876 ----------------------------------------------------------------------------*/
877
878 struct me4000_int {
879 int int1_count;
880 int int2_count;
881 };
882
883 /*-----------------------------------------------------------------------------
884 The ioctls of the board
885 ----------------------------------------------------------------------------*/
886
887 #define ME4000_IOCTL_MAXNR 50
888 #define ME4000_MAGIC 'y'
889 #define ME4000_GET_USER_INFO _IOR (ME4000_MAGIC, 0, \
890 struct me4000_user_info)
891
892 #define ME4000_AO_START _IOW (ME4000_MAGIC, 1, unsigned long)
893 #define ME4000_AO_STOP _IO (ME4000_MAGIC, 2)
894 #define ME4000_AO_IMMEDIATE_STOP _IO (ME4000_MAGIC, 3)
895 #define ME4000_AO_RESET _IO (ME4000_MAGIC, 4)
896 #define ME4000_AO_PRELOAD _IO (ME4000_MAGIC, 5)
897 #define ME4000_AO_PRELOAD_UPDATE _IO (ME4000_MAGIC, 6)
898 #define ME4000_AO_EX_TRIG_ENABLE _IO (ME4000_MAGIC, 7)
899 #define ME4000_AO_EX_TRIG_DISABLE _IO (ME4000_MAGIC, 8)
900 #define ME4000_AO_EX_TRIG_SETUP _IOW (ME4000_MAGIC, 9, int)
901 #define ME4000_AO_TIMER_SET_DIVISOR _IOW (ME4000_MAGIC, 10, unsigned long)
902 #define ME4000_AO_ENABLE_DO _IO (ME4000_MAGIC, 11)
903 #define ME4000_AO_DISABLE_DO _IO (ME4000_MAGIC, 12)
904 #define ME4000_AO_FSM_STATE _IOR (ME4000_MAGIC, 13, int)
905
906 #define ME4000_AI_SINGLE _IOR (ME4000_MAGIC, 14, \
907 struct me4000_ai_single)
908 #define ME4000_AI_START _IOW (ME4000_MAGIC, 15, unsigned long)
909 #define ME4000_AI_STOP _IO (ME4000_MAGIC, 16)
910 #define ME4000_AI_IMMEDIATE_STOP _IO (ME4000_MAGIC, 17)
911 #define ME4000_AI_EX_TRIG_ENABLE _IO (ME4000_MAGIC, 18)
912 #define ME4000_AI_EX_TRIG_DISABLE _IO (ME4000_MAGIC, 19)
913 #define ME4000_AI_EX_TRIG_SETUP _IOW (ME4000_MAGIC, 20, \
914 struct me4000_ai_trigger)
915 #define ME4000_AI_CONFIG _IOW (ME4000_MAGIC, 21, \
916 struct me4000_ai_config)
917 #define ME4000_AI_SC_SETUP _IOW (ME4000_MAGIC, 22, \
918 struct me4000_ai_sc)
919 #define ME4000_AI_FSM_STATE _IOR (ME4000_MAGIC, 23, int)
920
921 #define ME4000_DIO_CONFIG _IOW (ME4000_MAGIC, 24, \
922 struct me4000_dio_config)
923 #define ME4000_DIO_GET_BYTE _IOR (ME4000_MAGIC, 25, \
924 struct me4000_dio_byte)
925 #define ME4000_DIO_SET_BYTE _IOW (ME4000_MAGIC, 26, \
926 struct me4000_dio_byte)
927 #define ME4000_DIO_RESET _IO (ME4000_MAGIC, 27)
928
929 #define ME4000_CNT_READ _IOR (ME4000_MAGIC, 28, \
930 struct me4000_cnt)
931 #define ME4000_CNT_WRITE _IOW (ME4000_MAGIC, 29, \
932 struct me4000_cnt)
933 #define ME4000_CNT_CONFIG _IOW (ME4000_MAGIC, 30, \
934 struct me4000_cnt_config)
935 #define ME4000_CNT_RESET _IO (ME4000_MAGIC, 31)
936
937 #define ME4000_EXT_INT_DISABLE _IO (ME4000_MAGIC, 32)
938 #define ME4000_EXT_INT_ENABLE _IO (ME4000_MAGIC, 33)
939 #define ME4000_EXT_INT_COUNT _IOR (ME4000_MAGIC, 34, int)
940
941 #define ME4000_AI_OFFSET_ENABLE _IO (ME4000_MAGIC, 35)
942 #define ME4000_AI_OFFSET_DISABLE _IO (ME4000_MAGIC, 36)
943 #define ME4000_AI_FULLSCALE_ENABLE _IO (ME4000_MAGIC, 37)
944 #define ME4000_AI_FULLSCALE_DISABLE _IO (ME4000_MAGIC, 38)
945
946 #define ME4000_AI_EEPROM_READ _IOR (ME4000_MAGIC, 39, \
947 struct me4000_eeprom)
948 #define ME4000_AI_EEPROM_WRITE _IOW (ME4000_MAGIC, 40, \
949 struct me4000_eeprom)
950
951 #define ME4000_AO_SIMULTANEOUS_EX_TRIG _IO (ME4000_MAGIC, 41)
952 #define ME4000_AO_SIMULTANEOUS_SW _IO (ME4000_MAGIC, 42)
953 #define ME4000_AO_SIMULTANEOUS_DISABLE _IO (ME4000_MAGIC, 43)
954 #define ME4000_AO_SIMULTANEOUS_UPDATE _IOW (ME4000_MAGIC, 44, \
955 struct me4000_ao_channel_list)
956
957 #define ME4000_AO_SYNCHRONOUS_EX_TRIG _IO (ME4000_MAGIC, 45)
958 #define ME4000_AO_SYNCHRONOUS_SW _IO (ME4000_MAGIC, 46)
959 #define ME4000_AO_SYNCHRONOUS_DISABLE _IO (ME4000_MAGIC, 47)
960
961 #define ME4000_AO_EX_TRIG_TIMEOUT _IOW (ME4000_MAGIC, 48, unsigned long)
962 #define ME4000_AO_GET_FREE_BUFFER _IOR (ME4000_MAGIC, 49, unsigned long)
963
964 #define ME4000_AI_GET_COUNT_BUFFER _IOR (ME4000_MAGIC, 50, unsigned long)
965
966 #endif
Linux with added FPC-III support