addi_common.h revision 0707bb04be89b18ee83b5a997e36cc585f0b988d 
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 */
40typedef void VOID, *PVOID;
41typedef char CHAR, *PCHAR;
42typedef const CHAR *PCSTR;
43typedef unsigned char BYTE, *PBYTE;
44typedef short SHORT, *PSHORT;
45typedef unsigned short USHORT, *PUSHORT;
46typedef unsigned short WORD, *PWORD;
47typedef int INT, *PINT;;
48typedef unsigned int UINT, *PUINT;
49typedef int LONG, *PLONG;		/* 32-bit */
50typedef unsigned int ULONG, *PULONG;	/* 32-bit */
51typedef unsigned int DWORD, *PDWORD;	/* 32-bit */
52typedef unsigned long ULONG_PTR;
53
54typedef 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 */
81typedef 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
223typedef 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 */
365typedef 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
456static unsigned short pci_list_builded;	/* set to 1 when list of card is known */
457
458/* Function declarations */
459static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it);
460static int i_ADDI_Detach(struct comedi_device *dev);
461static int i_ADDI_Reset(struct comedi_device *dev);
462
463static irqreturn_t v_ADDI_Interrupt(int irq, void *d PT_REGS_ARG);
464static int i_ADDIDATA_InsnReadEeprom(struct comedi_device *dev, struct comedi_subdevice *s,
465				     struct comedi_insn *insn, unsigned int *data);
466