| 1 | /* |
| 2 | * Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module. |
| 3 | * |
| 4 | * ADDI-DATA GmbH |
| 5 | * Dieselstrasse 3 |
| 6 | * D-77833 Ottersweier |
| 7 | * Tel: +19(0)7223/9493-0 |
| 8 | * Fax: +49(0)7223/9493-92 |
| 9 | * http://www.addi-data-com |
| 10 | * info@addi-data.com |
| 11 | * |
| 12 | * This program is free software; you can redistribute it and/or modify it |
| 13 | * under the terms of the GNU General Public License as published by the Free |
| 14 | * Software Foundation; either version 2 of the License, or (at your option) |
| 15 | * any later version. |
| 16 | */ |
| 17 | |
| 18 | #include <linux/kernel.h> |
| 19 | #include <linux/module.h> |
| 20 | #include <linux/sched.h> |
| 21 | #include <linux/mm.h> |
| 22 | #include <linux/slab.h> |
| 23 | #include <linux/errno.h> |
| 24 | #include <linux/ioport.h> |
| 25 | #include <linux/delay.h> |
| 26 | #include <linux/interrupt.h> |
| 27 | #include <linux/timex.h> |
| 28 | #include <linux/timer.h> |
| 29 | #include <linux/pci.h> |
| 30 | #include <linux/io.h> |
| 31 | #include <linux/kmod.h> |
| 32 | #include <linux/uaccess.h> |
| 33 | #include "../../comedidev.h" |
| 34 | #include "addi_amcc_s5933.h" |
| 35 | |
| 36 | #define ERROR -1 |
| 37 | #define SUCCESS 1 |
| 38 | |
| 39 | /* variable type definition */ |
| 40 | typedef void VOID, *PVOID; |
| 41 | typedef char CHAR, *PCHAR; |
| 42 | typedef const CHAR *PCSTR; |
| 43 | typedef unsigned char BYTE, *PBYTE; |
| 44 | typedef short SHORT, *PSHORT; |
| 45 | typedef unsigned short USHORT, *PUSHORT; |
| 46 | typedef unsigned short WORD, *PWORD; |
| 47 | typedef int INT, *PINT;; |
| 48 | typedef unsigned int UINT, *PUINT; |
| 49 | typedef int LONG, *PLONG; /* 32-bit */ |
| 50 | typedef unsigned int ULONG, *PULONG; /* 32-bit */ |
| 51 | typedef unsigned int DWORD, *PDWORD; /* 32-bit */ |
| 52 | typedef unsigned long ULONG_PTR; |
| 53 | |
| 54 | typedef const struct comedi_lrange *PCRANGE; |
| 55 | |
| 56 | #define LOBYTE(W) (BYTE)((W) & 0xFF) |
| 57 | #define HIBYTE(W) (BYTE)(((W) >> 8) & 0xFF) |
| 58 | #define MAKEWORD(H, L) (USHORT)((L) | ((H) << 8)) |
| 59 | #define LOWORD(W) (USHORT)((W) & 0xFFFF) |
| 60 | #define HIWORD(W) (USHORT)(((W) >> 16) & 0xFFFF) |
| 61 | #define MAKEDWORD(H, L) (UINT)((L) | ((H) << 16)) |
| 62 | |
| 63 | #define ADDI_ENABLE 1 |
| 64 | #define ADDI_DISABLE 0 |
| 65 | #define APCI1710_SAVE_INTERRUPT 1 |
| 66 | |
| 67 | #define ADDIDATA_EEPROM 1 |
| 68 | #define ADDIDATA_NO_EEPROM 0 |
| 69 | #define ADDIDATA_93C76 "93C76" |
| 70 | #define ADDIDATA_S5920 "S5920" |
| 71 | #define ADDIDATA_S5933 "S5933" |
| 72 | #define ADDIDATA_9054 "9054" |
| 73 | |
| 74 | /* ADDIDATA Enable Disable */ |
| 75 | #define ADDIDATA_ENABLE 1 |
| 76 | #define ADDIDATA_DISABLE 0 |
| 77 | |
| 78 | /* Structures */ |
| 79 | |
| 80 | /* structure for the boardtype */ |
| 81 | typedef struct { |
| 82 | PCSTR pc_DriverName; // driver name |
| 83 | INT i_VendorId; //PCI vendor a device ID of card |
| 84 | INT i_DeviceId; |
| 85 | INT i_IorangeBase0; |
| 86 | INT i_IorangeBase1; |
| 87 | INT i_IorangeBase2; // base 2 range |
| 88 | INT i_IorangeBase3; // base 3 range |
| 89 | INT i_PCIEeprom; // eeprom present or not |
| 90 | PCHAR pc_EepromChip; // type of chip |
| 91 | INT i_NbrAiChannel; // num of A/D chans |
| 92 | INT i_NbrAiChannelDiff; // num of A/D chans in diff mode |
| 93 | INT i_AiChannelList; // len of chanlist |
| 94 | INT i_NbrAoChannel; // num of D/A chans |
| 95 | INT i_AiMaxdata; // resolution of A/D |
| 96 | INT i_AoMaxdata; // resolution of D/A |
| 97 | PCRANGE pr_AiRangelist; // rangelist for A/D |
| 98 | PCRANGE pr_AoRangelist; // rangelist for D/A |
| 99 | |
| 100 | INT i_NbrDiChannel; // Number of DI channels |
| 101 | INT i_NbrDoChannel; // Number of DO channels |
| 102 | INT i_DoMaxdata; // data to set all chanels high |
| 103 | |
| 104 | INT i_NbrTTLChannel; // Number of TTL channels |
| 105 | PCRANGE pr_TTLRangelist; // rangelist for TTL |
| 106 | |
| 107 | INT i_Dma; // dma present or not |
| 108 | INT i_Timer; // timer subdevice present or not |
| 109 | BYTE b_AvailableConvertUnit; |
| 110 | UINT ui_MinAcquisitiontimeNs; // Minimum Acquisition in Nano secs |
| 111 | UINT ui_MinDelaytimeNs; // Minimum Delay in Nano secs |
| 112 | |
| 113 | /* interrupt and reset */ |
| 114 | void (*v_hwdrv_Interrupt)(int irq, void *d); |
| 115 | int (*i_hwdrv_Reset)(struct comedi_device *dev); |
| 116 | |
| 117 | /* Subdevice functions */ |
| 118 | |
| 119 | /* ANALOG INPUT */ |
| 120 | int (*i_hwdrv_InsnConfigAnalogInput)(struct comedi_device *dev, |
| 121 | struct comedi_subdevice *s, |
| 122 | struct comedi_insn *insn, |
| 123 | unsigned int *data); |
| 124 | int (*i_hwdrv_InsnReadAnalogInput)(struct comedi_device *dev, |
| 125 | struct comedi_subdevice *s, |
| 126 | struct comedi_insn *insn, |
| 127 | unsigned int *data); |
| 128 | int (*i_hwdrv_InsnWriteAnalogInput)(struct comedi_device *dev, |
| 129 | struct comedi_subdevice *s, |
| 130 | struct comedi_insn *insn, |
| 131 | unsigned int *data); |
| 132 | int (*i_hwdrv_InsnBitsAnalogInput)(struct comedi_device *dev, |
| 133 | struct comedi_subdevice *s, |
| 134 | struct comedi_insn *insn, |
| 135 | unsigned int *data); |
| 136 | int (*i_hwdrv_CommandTestAnalogInput)(struct comedi_device *dev, |
| 137 | struct comedi_subdevice *s, |
| 138 | struct comedi_cmd *cmd); |
| 139 | int (*i_hwdrv_CommandAnalogInput)(struct comedi_device *dev, |
| 140 | struct comedi_subdevice *s); |
| 141 | int (*i_hwdrv_CancelAnalogInput)(struct comedi_device *dev, |
| 142 | struct comedi_subdevice *s); |
| 143 | |
| 144 | /* Analog Output */ |
| 145 | int (*i_hwdrv_InsnConfigAnalogOutput)(struct comedi_device *dev, |
| 146 | struct comedi_subdevice *s, |
| 147 | struct comedi_insn *insn, |
| 148 | unsigned int *data); |
| 149 | int (*i_hwdrv_InsnWriteAnalogOutput)(struct comedi_device *dev, |
| 150 | struct comedi_subdevice *s, |
| 151 | struct comedi_insn *insn, |
| 152 | unsigned int *data); |
| 153 | int (*i_hwdrv_InsnBitsAnalogOutput)(struct comedi_device *dev, |
| 154 | struct comedi_subdevice *s, |
| 155 | struct comedi_insn *insn, |
| 156 | unsigned int *data); |
| 157 | |
| 158 | /* Digital Input */ |
| 159 | int (*i_hwdrv_InsnConfigDigitalInput) (struct comedi_device *dev, |
| 160 | struct comedi_subdevice *s, |
| 161 | struct comedi_insn *insn, |
| 162 | unsigned int *data); |
| 163 | int (*i_hwdrv_InsnReadDigitalInput) (struct comedi_device *dev, |
| 164 | struct comedi_subdevice *s, |
| 165 | struct comedi_insn *insn, |
| 166 | unsigned int *data); |
| 167 | int (*i_hwdrv_InsnWriteDigitalInput) (struct comedi_device *dev, |
| 168 | struct comedi_subdevice *s, |
| 169 | struct comedi_insn *insn, |
| 170 | unsigned int *data); |
| 171 | int (*i_hwdrv_InsnBitsDigitalInput) (struct comedi_device *dev, |
| 172 | struct comedi_subdevice *s, |
| 173 | struct comedi_insn *insn, |
| 174 | unsigned int *data); |
| 175 | |
| 176 | /* Digital Output */ |
| 177 | int (*i_hwdrv_InsnConfigDigitalOutput)(struct comedi_device *dev, |
| 178 | struct comedi_subdevice *s, |
| 179 | struct comedi_insn *insn, |
| 180 | unsigned int *data); |
| 181 | int (*i_hwdrv_InsnWriteDigitalOutput)(struct comedi_device *dev, |
| 182 | struct comedi_subdevice *s, |
| 183 | struct comedi_insn *insn, |
| 184 | unsigned int *data); |
| 185 | int (*i_hwdrv_InsnBitsDigitalOutput)(struct comedi_device *dev, |
| 186 | struct comedi_subdevice *s, |
| 187 | struct comedi_insn *insn, |
| 188 | unsigned int *data); |
| 189 | int (*i_hwdrv_InsnReadDigitalOutput)(struct comedi_device *dev, |
| 190 | struct comedi_subdevice *s, |
| 191 | struct comedi_insn *insn, |
| 192 | unsigned int *data); |
| 193 | |
| 194 | /* TIMER */ |
| 195 | int (*i_hwdrv_InsnConfigTimer)(struct comedi_device *dev, |
| 196 | struct comedi_subdevice *s, |
| 197 | struct comedi_insn *insn, unsigned int *data); |
| 198 | int (*i_hwdrv_InsnWriteTimer)(struct comedi_device *dev, |
| 199 | struct comedi_subdevice *s, struct comedi_insn *insn, |
| 200 | unsigned int *data); |
| 201 | int (*i_hwdrv_InsnReadTimer)(struct comedi_device *dev, struct comedi_subdevice *s, |
| 202 | struct comedi_insn *insn, unsigned int *data); |
| 203 | int (*i_hwdrv_InsnBitsTimer)(struct comedi_device *dev, struct comedi_subdevice *s, |
| 204 | struct comedi_insn *insn, unsigned int *data); |
| 205 | |
| 206 | /* TTL IO */ |
| 207 | int (*i_hwdr_ConfigInitTTLIO)(struct comedi_device *dev, |
| 208 | struct comedi_subdevice *s, struct comedi_insn *insn, |
| 209 | unsigned int *data); |
| 210 | int (*i_hwdr_ReadTTLIOBits)(struct comedi_device *dev, struct comedi_subdevice *s, |
| 211 | struct comedi_insn *insn, unsigned int *data); |
| 212 | int (*i_hwdr_ReadTTLIOAllPortValue)(struct comedi_device *dev, |
| 213 | struct comedi_subdevice *s, |
| 214 | struct comedi_insn *insn, |
| 215 | unsigned int *data); |
| 216 | int (*i_hwdr_WriteTTLIOChlOnOff)(struct comedi_device *dev, |
| 217 | struct comedi_subdevice *s, |
| 218 | struct comedi_insn *insn, unsigned int *data); |
| 219 | } boardtype; |
| 220 | |
| 221 | //MODULE INFO STRUCTURE |
| 222 | |
| 223 | typedef union { |
| 224 | /* Incremental counter infos */ |
| 225 | struct { |
| 226 | union { |
| 227 | struct { |
| 228 | BYTE b_ModeRegister1; |
| 229 | BYTE b_ModeRegister2; |
| 230 | BYTE b_ModeRegister3; |
| 231 | BYTE b_ModeRegister4; |
| 232 | } s_ByteModeRegister; |
| 233 | DWORD dw_ModeRegister1_2_3_4; |
| 234 | } s_ModeRegister; |
| 235 | |
| 236 | struct { |
| 237 | unsigned int b_IndexInit:1; |
| 238 | unsigned int b_CounterInit:1; |
| 239 | unsigned int b_ReferenceInit:1; |
| 240 | unsigned int b_IndexInterruptOccur:1; |
| 241 | unsigned int b_CompareLogicInit:1; |
| 242 | unsigned int b_FrequencyMeasurementInit:1; |
| 243 | unsigned int b_FrequencyMeasurementEnable:1; |
| 244 | } s_InitFlag; |
| 245 | |
| 246 | } s_SiemensCounterInfo; |
| 247 | |
| 248 | /* SSI infos */ |
| 249 | struct { |
| 250 | BYTE b_SSIProfile; |
| 251 | BYTE b_PositionTurnLength; |
| 252 | BYTE b_TurnCptLength; |
| 253 | BYTE b_SSIInit; |
| 254 | } s_SSICounterInfo; |
| 255 | |
| 256 | /* TTL I/O infos */ |
| 257 | struct { |
| 258 | BYTE b_TTLInit; |
| 259 | BYTE b_PortConfiguration[4]; |
| 260 | } s_TTLIOInfo; |
| 261 | |
| 262 | /* Digital I/O infos */ |
| 263 | struct { |
| 264 | BYTE b_DigitalInit; |
| 265 | BYTE b_ChannelAMode; |
| 266 | BYTE b_ChannelBMode; |
| 267 | BYTE b_OutputMemoryEnabled; |
| 268 | DWORD dw_OutputMemory; |
| 269 | } s_DigitalIOInfo; |
| 270 | |
| 271 | /*********************/ |
| 272 | /* 82X54 timer infos */ |
| 273 | /*********************/ |
| 274 | |
| 275 | struct { |
| 276 | struct { |
| 277 | BYTE b_82X54Init; |
| 278 | BYTE b_InputClockSelection; |
| 279 | BYTE b_InputClockLevel; |
| 280 | BYTE b_OutputLevel; |
| 281 | BYTE b_HardwareGateLevel; |
| 282 | DWORD dw_ConfigurationWord; |
| 283 | } s_82X54TimerInfo[3]; |
| 284 | BYTE b_InterruptMask; |
| 285 | } s_82X54ModuleInfo; |
| 286 | |
| 287 | /*********************/ |
| 288 | /* Chronometer infos */ |
| 289 | /*********************/ |
| 290 | |
| 291 | struct { |
| 292 | BYTE b_ChronoInit; |
| 293 | BYTE b_InterruptMask; |
| 294 | BYTE b_PCIInputClock; |
| 295 | BYTE b_TimingUnit; |
| 296 | BYTE b_CycleMode; |
| 297 | double d_TimingInterval; |
| 298 | DWORD dw_ConfigReg; |
| 299 | } s_ChronoModuleInfo; |
| 300 | |
| 301 | /***********************/ |
| 302 | /* Pulse encoder infos */ |
| 303 | /***********************/ |
| 304 | |
| 305 | struct { |
| 306 | struct { |
| 307 | BYTE b_PulseEncoderInit; |
| 308 | } s_PulseEncoderInfo[4]; |
| 309 | DWORD dw_SetRegister; |
| 310 | DWORD dw_ControlRegister; |
| 311 | DWORD dw_StatusRegister; |
| 312 | } s_PulseEncoderModuleInfo; |
| 313 | |
| 314 | /* Tor conter infos */ |
| 315 | struct { |
| 316 | struct { |
| 317 | BYTE b_TorCounterInit; |
| 318 | BYTE b_TimingUnit; |
| 319 | BYTE b_InterruptEnable; |
| 320 | double d_TimingInterval; |
| 321 | ULONG ul_RealTimingInterval; |
| 322 | } s_TorCounterInfo[2]; |
| 323 | BYTE b_PCIInputClock; |
| 324 | } s_TorCounterModuleInfo; |
| 325 | |
| 326 | /* PWM infos */ |
| 327 | struct { |
| 328 | struct { |
| 329 | BYTE b_PWMInit; |
| 330 | BYTE b_TimingUnit; |
| 331 | BYTE b_InterruptEnable; |
| 332 | double d_LowTiming; |
| 333 | double d_HighTiming; |
| 334 | ULONG ul_RealLowTiming; |
| 335 | ULONG ul_RealHighTiming; |
| 336 | } s_PWMInfo[2]; |
| 337 | BYTE b_ClockSelection; |
| 338 | } s_PWMModuleInfo; |
| 339 | |
| 340 | /* ETM infos */ |
| 341 | struct { |
| 342 | struct { |
| 343 | BYTE b_ETMEnable; |
| 344 | BYTE b_ETMInterrupt; |
| 345 | } s_ETMInfo[2]; |
| 346 | BYTE b_ETMInit; |
| 347 | BYTE b_TimingUnit; |
| 348 | BYTE b_ClockSelection; |
| 349 | double d_TimingInterval; |
| 350 | ULONG ul_Timing; |
| 351 | } s_ETMModuleInfo; |
| 352 | |
| 353 | /* CDA infos */ |
| 354 | struct { |
| 355 | BYTE b_CDAEnable; |
| 356 | BYTE b_CDAInterrupt; |
| 357 | BYTE b_CDAInit; |
| 358 | BYTE b_FctSelection; |
| 359 | BYTE b_CDAReadFIFOOverflow; |
| 360 | } s_CDAModuleInfo; |
| 361 | |
| 362 | } str_ModuleInfo; |
| 363 | |
| 364 | /* Private structure for the addi_apci3120 driver */ |
| 365 | typedef struct { |
| 366 | |
| 367 | INT iobase; |
| 368 | INT i_IobaseAmcc; // base+size for AMCC chip |
| 369 | INT i_IobaseAddon; //addon base address |
| 370 | INT i_IobaseReserved; |
| 371 | ULONG_PTR dw_AiBase; |
| 372 | struct pcilst_struct *amcc; // ptr too AMCC data |
| 373 | BYTE allocated; // we have blocked card |
| 374 | BYTE b_ValidDriver; // driver is ok |
| 375 | BYTE b_AiContinuous; // we do unlimited AI |
| 376 | BYTE b_AiInitialisation; |
| 377 | UINT ui_AiActualScan; //how many scans we finished |
| 378 | UINT ui_AiBufferPtr; // data buffer ptr in samples |
| 379 | UINT ui_AiNbrofChannels; // how many channels is measured |
| 380 | UINT ui_AiScanLength; // Length of actual scanlist |
| 381 | UINT ui_AiActualScanPosition; // position in actual scan |
| 382 | PUINT pui_AiChannelList; // actual chanlist |
| 383 | UINT ui_AiChannelList[32]; // actual chanlist |
| 384 | BYTE b_AiChannelConfiguration[32]; // actual chanlist |
| 385 | UINT ui_AiReadData[32]; |
| 386 | DWORD dw_AiInitialised; |
| 387 | UINT ui_AiTimer0; //Timer Constant for Timer0 |
| 388 | UINT ui_AiTimer1; //Timer constant for Timer1 |
| 389 | UINT ui_AiFlags; |
| 390 | UINT ui_AiDataLength; |
| 391 | short *AiData; // Pointer to sample data |
| 392 | UINT ui_AiNbrofScans; // number of scans to do |
| 393 | USHORT us_UseDma; // To use Dma or not |
| 394 | BYTE b_DmaDoubleBuffer; // we can use double buffering |
| 395 | UINT ui_DmaActualBuffer; // which buffer is used now |
| 396 | //*UPDATE-0.7.57->0.7.68 |
| 397 | //ULONG ul_DmaBufferVirtual[2];// pointers to begin of DMA buffer |
| 398 | short *ul_DmaBufferVirtual[2]; // pointers to begin of DMA buffer |
| 399 | ULONG ul_DmaBufferHw[2]; // hw address of DMA buff |
| 400 | UINT ui_DmaBufferSize[2]; // size of dma buffer in bytes |
| 401 | UINT ui_DmaBufferUsesize[2]; // which size we may now used for transfer |
| 402 | UINT ui_DmaBufferSamples[2]; // size in samples |
| 403 | UINT ui_DmaBufferPages[2]; // number of pages in buffer |
| 404 | BYTE b_DigitalOutputRegister; // Digital Output Register |
| 405 | BYTE b_OutputMemoryStatus; |
| 406 | BYTE b_AnalogInputChannelNbr; // Analog input channel Nbr |
| 407 | BYTE b_AnalogOutputChannelNbr; // Analog input Output Nbr |
| 408 | BYTE b_TimerSelectMode; // Contain data written at iobase + 0C |
| 409 | BYTE b_ModeSelectRegister; // Contain data written at iobase + 0E |
| 410 | USHORT us_OutputRegister; // Contain data written at iobase + 0 |
| 411 | BYTE b_InterruptState; |
| 412 | BYTE b_TimerInit; // Specify if InitTimerWatchdog was load |
| 413 | BYTE b_TimerStarted; // Specify if timer 2 is running or not |
| 414 | BYTE b_Timer2Mode; // Specify the timer 2 mode |
| 415 | BYTE b_Timer2Interrupt; //Timer2 interrupt enable or disable |
| 416 | BYTE b_AiCyclicAcquisition; // indicate cyclic acquisition |
| 417 | BYTE b_InterruptMode; // eoc eos or dma |
| 418 | BYTE b_EocEosInterrupt; // Enable disable eoc eos interrupt |
| 419 | UINT ui_EocEosConversionTime; |
| 420 | BYTE b_EocEosConversionTimeBase; |
| 421 | BYTE b_SingelDiff; |
| 422 | BYTE b_ExttrigEnable; /* To enable or disable external trigger */ |
| 423 | |
| 424 | /* Pointer to the current process */ |
| 425 | struct task_struct *tsk_Current; |
| 426 | boardtype *ps_BoardInfo; |
| 427 | |
| 428 | /* Hardware board infos for 1710 */ |
| 429 | struct { |
| 430 | UINT ui_Address; /* Board address */ |
| 431 | UINT ui_FlashAddress; |
| 432 | BYTE b_InterruptNbr; /* Board interrupt number */ |
| 433 | BYTE b_SlotNumber; /* PCI slot number */ |
| 434 | BYTE b_BoardVersion; |
| 435 | DWORD dw_MolduleConfiguration[4]; /* Module config */ |
| 436 | } s_BoardInfos; |
| 437 | |
| 438 | /* Interrupt infos */ |
| 439 | struct { |
| 440 | ULONG ul_InterruptOccur; /* 0 : No interrupt occur */ |
| 441 | /* > 0 : Interrupt occur */ |
| 442 | UINT ui_Read; /* Read FIFO */ |
| 443 | UINT ui_Write; /* Write FIFO */ |
| 444 | struct { |
| 445 | BYTE b_OldModuleMask; |
| 446 | ULONG ul_OldInterruptMask; /* Interrupt mask */ |
| 447 | ULONG ul_OldCounterLatchValue; /* Interrupt counter value */ |
| 448 | } s_FIFOInterruptParameters[APCI1710_SAVE_INTERRUPT]; |
| 449 | } s_InterruptParameters; |
| 450 | |
| 451 | str_ModuleInfo s_ModuleInfo[4]; |
| 452 | ULONG ul_TTLPortConfiguration[10]; |
| 453 | |
| 454 | } addi_private; |
| 455 | |
| 456 | static unsigned short pci_list_builded; /* set to 1 when list of card is known */ |
| 457 | |
| 458 | /* Function declarations */ |
| 459 | static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it); |
| 460 | static int i_ADDI_Detach(struct comedi_device *dev); |
| 461 | static int i_ADDI_Reset(struct comedi_device *dev); |
| 462 | |
| 463 | static irqreturn_t v_ADDI_Interrupt(int irq, void *d PT_REGS_ARG); |
| 464 | static int i_ADDIDATA_InsnReadEeprom(struct comedi_device *dev, struct comedi_subdevice *s, |
| 465 | struct comedi_insn *insn, unsigned int *data); |