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-rw-r--r--drivers/staging/comedi/drivers/addi-data/addi_eeprom.c1158
1 files changed, 1158 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c b/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
new file mode 100644
index 000000000000..a8a1bb2e8fa5
--- /dev/null
+++ b/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
@@ -0,0 +1,1158 @@
+/**
+@verbatim
+
+Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module.
+
+ ADDI-DATA GmbH
+ Dieselstrasse 3
+ D-77833 Ottersweier
+ Tel: +19(0)7223/9493-0
+ Fax: +49(0)7223/9493-92
+ http://www.addi-data-com
+ info@addi-data.com
+
+This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+You shoud also find the complete GPL in the COPYING file accompanying this source code.
+
+@endverbatim
+*/
+/*
+
+ +-----------------------------------------------------------------------+
+ | (C) ADDI-DATA GmbH Dieselstrasse 3 D-77833 Ottersweier |
+ +-----------------------------------------------------------------------+
+ | Tel : +49 (0) 7223/9493-0 | email : info@addi-data.com |
+ | Fax : +49 (0) 7223/9493-92 | Internet : http://www.addi-data.com |
+ +-----------------------------------------------------------------------+
+ | Project : ADDI DATA | Compiler : GCC |
+ | Modulname : addi_eeprom.c | Version : 2.96 |
+ +-------------------------------+---------------------------------------+
+ | Project manager: Eric Stolz | Date : 02/12/2002 |
+ +-----------------------------------------------------------------------+
+ | Description : ADDI EEPROM Module |
+ +-----------------------------------------------------------------------+
+ | UPDATE'S |
+ +-----------------------------------------------------------------------+
+ | Date | Author | Description of updates |
+ +----------+-----------+------------------------------------------------+
+ | | | |
+ | | | |
+ +----------+-----------+------------------------------------------------+
+*/
+
+#define NVCMD_BEGIN_READ (0x7 << 5 ) // nvRam begin read command
+#define NVCMD_LOAD_LOW (0x4 << 5 ) // nvRam load low command
+#define NVCMD_LOAD_HIGH (0x5 << 5 ) // nvRam load high command
+#define EE76_CMD_LEN 13 // bits in instructions
+#define EE_READ 0x0180 // 01 1000 0000 read instruction
+
+#define WORD unsigned short
+#define PWORD unsigned short *
+#define PDWORD unsigned int *
+
+#ifndef DWORD
+#define DWORD unsigned int
+#endif
+
+#define EEPROM_DIGITALINPUT 0
+#define EEPROM_DIGITALOUTPUT 1
+#define EEPROM_ANALOGINPUT 2
+#define EEPROM_ANALOGOUTPUT 3
+#define EEPROM_TIMER 4
+#define EEPROM_WATCHDOG 5
+#define EEPROM_TIMER_WATCHDOG_COUNTER 10
+
+struct str_Functionality {
+ BYTE b_Type;
+ WORD w_Address;
+};
+
+typedef struct {
+ WORD w_HeaderSize;
+ BYTE b_Nfunctions;
+ struct str_Functionality s_Functions[7];
+} str_MainHeader;
+
+typedef struct {
+ WORD w_Nchannel;
+ BYTE b_Interruptible;
+ WORD w_NinterruptLogic;
+} str_DigitalInputHeader;
+
+typedef struct {
+ WORD w_Nchannel;
+} str_DigitalOutputHeader;
+
+// used for timer as well as watchdog
+
+typedef struct {
+ WORD w_HeaderSize;
+ BYTE b_Resolution;
+ BYTE b_Mode; // in case of Watchdog it is functionality
+ WORD w_MinTiming;
+ BYTE b_TimeBase;
+} str_TimerDetails;
+typedef struct {
+
+ WORD w_Ntimer;
+ str_TimerDetails s_TimerDetails[4]; // supports 4 timers
+} str_TimerMainHeader;
+
+typedef struct {
+ WORD w_Nchannel;
+ BYTE b_Resolution;
+} str_AnalogOutputHeader;
+
+typedef struct {
+ WORD w_Nchannel;
+ WORD w_MinConvertTiming;
+ WORD w_MinDelayTiming;
+ BYTE b_HasDma;
+ BYTE b_Resolution;
+} str_AnalogInputHeader;
+
+ /*****************************************/
+ /* Read Header Functions */
+ /*****************************************/
+
+INT i_EepromReadMainHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, struct comedi_device *dev);
+
+INT i_EepromReadDigitalInputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_DigitalInputHeader * s_Header);
+
+INT i_EepromReadDigitalOutputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_DigitalOutputHeader * s_Header);
+
+INT i_EepromReadTimerHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_TimerMainHeader * s_Header);
+
+INT i_EepromReadAnlogOutputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_AnalogOutputHeader * s_Header);
+
+INT i_EepromReadAnlogInputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_AnalogInputHeader * s_Header);
+
+ /******************************************/
+ /* Eeprom Specific Functions */
+ /******************************************/
+WORD w_EepromReadWord(WORD w_PCIBoardEepromAddress, char *pc_PCIChipInformation,
+ WORD w_EepromStartAddress);
+void v_EepromWaitBusy(WORD w_PCIBoardEepromAddress);
+void v_EepromClock76(DWORD dw_Address, DWORD dw_RegisterValue);
+void v_EepromWaitBusy(WORD w_PCIBoardEepromAddress);
+void v_EepromSendCommand76(DWORD dw_Address, DWORD dw_EepromCommand,
+ BYTE b_DataLengthInBits);
+void v_EepromCs76Read(DWORD dw_Address, WORD w_offset, PWORD pw_Value);
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : WORD w_EepromReadWord |
+| (WORD w_PCIBoardEepromAddress, |
+| char * pc_PCIChipInformation, |
+| WORD w_EepromStartAddress) |
++----------------------------------------------------------------------------+
+| Task : Read from eepromn a word |
++----------------------------------------------------------------------------+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom address |
+| |
+| char *pc_PCIChipInformation : PCI Chip Type. |
+| |
+| WORD w_EepromStartAddress : Selected eeprom address |
++----------------------------------------------------------------------------+
+| Output Parameters : - |
++----------------------------------------------------------------------------+
+| Return Value : Read word value from eeprom |
++----------------------------------------------------------------------------+
+*/
+
+WORD w_EepromReadWord(WORD w_PCIBoardEepromAddress, char *pc_PCIChipInformation,
+ WORD w_EepromStartAddress)
+{
+
+ BYTE b_Counter = 0;
+
+ BYTE b_ReadByte = 0;
+
+ BYTE b_ReadLowByte = 0;
+
+ BYTE b_ReadHighByte = 0;
+
+ BYTE b_SelectedAddressLow = 0;
+
+ BYTE b_SelectedAddressHigh = 0;
+
+ WORD w_ReadWord = 0;
+
+ /**************************/
+
+ /* Test the PCI chip type */
+
+ /**************************/
+
+ if ((!strcmp(pc_PCIChipInformation, "S5920")) ||
+ (!strcmp(pc_PCIChipInformation, "S5933")))
+ {
+
+ for (b_Counter = 0; b_Counter < 2; b_Counter++)
+ {
+
+ b_SelectedAddressLow = (w_EepromStartAddress + b_Counter) % 256; //Read the low 8 bit part
+
+ b_SelectedAddressHigh = (w_EepromStartAddress + b_Counter) / 256; //Read the high 8 bit part
+
+ /************************************/
+
+ /* Select the load low address mode */
+
+ /************************************/
+
+ outb(NVCMD_LOAD_LOW, w_PCIBoardEepromAddress + 0x3F);
+
+ /****************/
+
+ /* Wait on busy */
+
+ /****************/
+
+ v_EepromWaitBusy(w_PCIBoardEepromAddress);
+
+ /************************/
+
+ /* Load the low address */
+
+ /************************/
+
+ outb(b_SelectedAddressLow,
+ w_PCIBoardEepromAddress + 0x3E);
+
+ /****************/
+
+ /* Wait on busy */
+
+ /****************/
+
+ v_EepromWaitBusy(w_PCIBoardEepromAddress);
+
+ /*************************************/
+
+ /* Select the load high address mode */
+
+ /*************************************/
+
+ outb(NVCMD_LOAD_HIGH, w_PCIBoardEepromAddress + 0x3F);
+
+ /****************/
+
+ /* Wait on busy */
+
+ /****************/
+
+ v_EepromWaitBusy(w_PCIBoardEepromAddress);
+
+ /*************************/
+
+ /* Load the high address */
+
+ /*************************/
+
+ outb(b_SelectedAddressHigh,
+ w_PCIBoardEepromAddress + 0x3E);
+
+ /****************/
+
+ /* Wait on busy */
+
+ /****************/
+
+ v_EepromWaitBusy(w_PCIBoardEepromAddress);
+
+ /************************/
+
+ /* Select the READ mode */
+
+ /************************/
+
+ outb(NVCMD_BEGIN_READ, w_PCIBoardEepromAddress + 0x3F);
+
+ /****************/
+
+ /* Wait on busy */
+
+ /****************/
+
+ v_EepromWaitBusy(w_PCIBoardEepromAddress);
+
+ /*****************************/
+
+ /* Read data into the EEPROM */
+
+ /*****************************/
+
+ b_ReadByte = inb(w_PCIBoardEepromAddress + 0x3E);
+
+ /****************/
+
+ /* Wait on busy */
+
+ /****************/
+
+ v_EepromWaitBusy(w_PCIBoardEepromAddress);
+
+ /*********************************/
+
+ /* Select the upper address part */
+
+ /*********************************/
+
+ if (b_Counter == 0)
+ {
+
+ b_ReadLowByte = b_ReadByte;
+
+ } // if(b_Counter==0)
+
+ else
+ {
+
+ b_ReadHighByte = b_ReadByte;
+
+ } // if(b_Counter==0)
+
+ } // for (b_Counter=0; b_Counter<2; b_Counter++)
+
+ w_ReadWord = (b_ReadLowByte | (((WORD) b_ReadHighByte) * 256));
+
+ } // end of if ((!strcmp(pc_PCIChipInformation, "S5920")) || (!strcmp(pc_PCIChipInformation, "S5933")))
+
+ if (!strcmp(pc_PCIChipInformation, "93C76"))
+ {
+
+ /*************************************/
+
+ /* Read 16 bit from the EEPROM 93C76 */
+
+ /*************************************/
+
+ v_EepromCs76Read(w_PCIBoardEepromAddress, w_EepromStartAddress,
+ &w_ReadWord);
+
+ }
+
+ return (w_ReadWord);
+
+}
+
+/*
+
++----------------------------------------------------------------------------+
+
+| Function Name : void v_EepromWaitBusy |
+
+| (WORD w_PCIBoardEepromAddress) |
+
++----------------------------------------------------------------------------+
+
+| Task : Wait the busy flag from PCI controller |
+
++----------------------------------------------------------------------------+
+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom base address |
+
++----------------------------------------------------------------------------+
+
+| Output Parameters : - |
+
++----------------------------------------------------------------------------+
+
+| Return Value : - |
+
++----------------------------------------------------------------------------+
+
+*/
+
+void v_EepromWaitBusy(WORD w_PCIBoardEepromAddress)
+{
+
+ BYTE b_EepromBusy = 0;
+
+ do
+ {
+
+ /*************/
+
+ /* IMPORTANT */
+
+ /*************/
+
+ /************************************************************************/
+
+ /* An error has been written in the AMCC 5933 book at the page B-13 */
+
+ /* Ex: if you read a byte and look for the busy statusEEPROM=0x80 and */
+
+ /* the operator register is AMCC_OP_REG_MCSR+3 */
+
+ /* WORD read EEPROM=0x8000 andAMCC_OP_REG_MCSR+2 */
+
+ /* DWORD read EEPROM=0x80000000 and AMCC_OP_REG_MCSR */
+
+ /************************************************************************/
+
+ b_EepromBusy = inb(w_PCIBoardEepromAddress + 0x3F);
+ b_EepromBusy = b_EepromBusy & 0x80;
+
+ }
+ while (b_EepromBusy == 0x80);
+
+}
+
+/*
+
++---------------------------------------------------------------------------------+
+
+| Function Name : void v_EepromClock76(DWORD dw_Address, |
+
+| DWORD dw_RegisterValue) |
+
++---------------------------------------------------------------------------------+
+
+| Task : This function sends the clocking sequence to the EEPROM. |
+
++---------------------------------------------------------------------------------+
+
+| Input Parameters : DWORD dw_Address : PCI eeprom base address |
+
+| DWORD dw_RegisterValue : PCI eeprom register value to write.|
+
++---------------------------------------------------------------------------------+
+
+| Output Parameters : - |
+
++---------------------------------------------------------------------------------+
+
+| Return Value : - |
+
++---------------------------------------------------------------------------------+
+
+*/
+
+void v_EepromClock76(DWORD dw_Address, DWORD dw_RegisterValue)
+{
+
+ /************************/
+
+ /* Set EEPROM clock Low */
+
+ /************************/
+
+ outl(dw_RegisterValue & 0x6, dw_Address);
+
+ /***************/
+
+ /* Wait 0.1 ms */
+
+ /***************/
+
+ udelay(100);
+
+ /*************************/
+
+ /* Set EEPROM clock High */
+
+ /*************************/
+
+ outl(dw_RegisterValue | 0x1, dw_Address);
+
+ /***************/
+
+ /* Wait 0.1 ms */
+
+ /***************/
+
+ udelay(100);
+
+}
+
+/*
+
++---------------------------------------------------------------------------------+
+
+| Function Name : void v_EepromSendCommand76(DWORD dw_Address, |
+
+| DWORD dw_EepromCommand, |
+
+| BYTE b_DataLengthInBits) |
+
++---------------------------------------------------------------------------------+
+
+| Task : This function sends a Command to the EEPROM 93C76. |
+
++---------------------------------------------------------------------------------+
+
+| Input Parameters : DWORD dw_Address : PCI eeprom base address |
+
+| DWORD dw_EepromCommand : PCI eeprom command to write. |
+
+| BYTE b_DataLengthInBits : PCI eeprom command data length. |
+
++---------------------------------------------------------------------------------+
+
+| Output Parameters : - |
+
++---------------------------------------------------------------------------------+
+
+| Return Value : - |
+
++---------------------------------------------------------------------------------+
+
+*/
+
+void v_EepromSendCommand76(DWORD dw_Address, DWORD dw_EepromCommand,
+ BYTE b_DataLengthInBits)
+{
+
+ char c_BitPos = 0;
+
+ DWORD dw_RegisterValue = 0;
+
+ /*****************************/
+
+ /* Enable EEPROM Chip Select */
+
+ /*****************************/
+
+ dw_RegisterValue = 0x2;
+
+ /********************************************************************/
+
+ /* Toggle EEPROM's Chip select to get it out of Shift Register Mode */
+
+ /********************************************************************/
+
+ outl(dw_RegisterValue, dw_Address);
+
+ /***************/
+
+ /* Wait 0.1 ms */
+
+ /***************/
+
+ udelay(100);
+
+ /*******************************************/
+
+ /* Send EEPROM command - one bit at a time */
+
+ /*******************************************/
+
+ for (c_BitPos = (b_DataLengthInBits - 1); c_BitPos >= 0; c_BitPos--)
+ {
+
+ /**********************************/
+
+ /* Check if current bit is 0 or 1 */
+
+ /**********************************/
+
+ if (dw_EepromCommand & (1 << c_BitPos))
+ {
+
+ /***********/
+
+ /* Write 1 */
+
+ /***********/
+
+ dw_RegisterValue = dw_RegisterValue | 0x4;
+
+ }
+
+ else
+ {
+
+ /***********/
+
+ /* Write 0 */
+
+ /***********/
+
+ dw_RegisterValue = dw_RegisterValue & 0x3;
+
+ }
+
+ /*********************/
+
+ /* Write the command */
+
+ /*********************/
+
+ outl(dw_RegisterValue, dw_Address);
+
+ /***************/
+
+ /* Wait 0.1 ms */
+
+ /***************/
+
+ udelay(100);
+
+ /****************************/
+
+ /* Trigger the EEPROM clock */
+
+ /****************************/
+
+ v_EepromClock76(dw_Address, dw_RegisterValue);
+
+ }
+
+}
+
+/*
+
++---------------------------------------------------------------------------------+
+
+| Function Name : void v_EepromCs76Read(DWORD dw_Address, |
+
+| WORD w_offset, |
+
+| PWORD pw_Value) |
+
++---------------------------------------------------------------------------------+
+
+| Task : This function read a value from the EEPROM 93C76. |
+
++---------------------------------------------------------------------------------+
+
+| Input Parameters : DWORD dw_Address : PCI eeprom base address |
+
+| WORD w_offset : Offset of the adress to read |
+
+| PWORD pw_Value : PCI eeprom 16 bit read value. |
+
++---------------------------------------------------------------------------------+
+
+| Output Parameters : - |
+
++---------------------------------------------------------------------------------+
+
+| Return Value : - |
+
++---------------------------------------------------------------------------------+
+
+*/
+
+void v_EepromCs76Read(DWORD dw_Address, WORD w_offset, PWORD pw_Value)
+{
+
+ char c_BitPos = 0;
+
+ DWORD dw_RegisterValue = 0;
+
+ DWORD dw_RegisterValueRead = 0;
+
+ /*************************************************/
+
+ /* Send EEPROM read command and offset to EEPROM */
+
+ /*************************************************/
+
+ v_EepromSendCommand76(dw_Address, (EE_READ << 4) | (w_offset / 2),
+ EE76_CMD_LEN);
+
+ /*******************************/
+
+ /* Get the last register value */
+
+ /*******************************/
+
+ dw_RegisterValue = (((w_offset / 2) & 0x1) << 2) | 0x2;
+
+ /*****************************/
+
+ /* Set the 16-bit value of 0 */
+
+ /*****************************/
+
+ *pw_Value = 0;
+
+ /************************/
+
+ /* Get the 16-bit value */
+
+ /************************/
+
+ for (c_BitPos = 0; c_BitPos < 16; c_BitPos++)
+ {
+
+ /****************************/
+
+ /* Trigger the EEPROM clock */
+
+ /****************************/
+
+ v_EepromClock76(dw_Address, dw_RegisterValue);
+
+ /**********************/
+
+ /* Get the result bit */
+
+ /**********************/
+
+ dw_RegisterValueRead = inl(dw_Address);
+
+ /***************/
+
+ /* Wait 0.1 ms */
+
+ /***************/
+
+ udelay(100);
+
+ /***************************************/
+
+ /* Get bit value and shift into result */
+
+ /***************************************/
+
+ if (dw_RegisterValueRead & 0x8)
+ {
+
+ /**********/
+
+ /* Read 1 */
+
+ /**********/
+
+ *pw_Value = (*pw_Value << 1) | 0x1;
+
+ }
+
+ else
+ {
+
+ /**********/
+
+ /* Read 0 */
+
+ /**********/
+
+ *pw_Value = (*pw_Value << 1);
+
+ }
+
+ }
+
+ /*************************/
+
+ /* Clear all EEPROM bits */
+
+ /*************************/
+
+ dw_RegisterValue = 0x0;
+
+ /********************************************************************/
+
+ /* Toggle EEPROM's Chip select to get it out of Shift Register Mode */
+
+ /********************************************************************/
+
+ outl(dw_RegisterValue, dw_Address);
+
+ /***************/
+
+ /* Wait 0.1 ms */
+
+ /***************/
+
+ udelay(100);
+
+}
+
+ /******************************************/
+ /* EEPROM HEADER READ FUNCTIONS */
+ /******************************************/
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : INT i_EepromReadMainHeader(WORD w_PCIBoardEepromAddress, |
+| char * pc_PCIChipInformation,struct comedi_device *dev) |
++----------------------------------------------------------------------------+
+| Task : Read from eeprom Main Header |
++----------------------------------------------------------------------------+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom address |
+| |
+| char *pc_PCIChipInformation : PCI Chip Type. |
+| |
+| struct comedi_device *dev : comedi device structure |
+| pointer |
++----------------------------------------------------------------------------+
+| Output Parameters : - |
++----------------------------------------------------------------------------+
+| Return Value : 0 |
++----------------------------------------------------------------------------+
+*/
+
+INT i_EepromReadMainHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, struct comedi_device *dev)
+{
+ WORD w_Temp, i, w_Count = 0;
+ UINT ui_Temp;
+ str_MainHeader s_MainHeader;
+ str_DigitalInputHeader s_DigitalInputHeader;
+ str_DigitalOutputHeader s_DigitalOutputHeader;
+ //str_TimerMainHeader s_TimerMainHeader,s_WatchdogMainHeader;
+ str_AnalogOutputHeader s_AnalogOutputHeader;
+ str_AnalogInputHeader s_AnalogInputHeader;
+
+ // Read size
+ s_MainHeader.w_HeaderSize =
+ w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation,
+ 0x100 + 8);
+
+ // Read nbr of functionality
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + 10);
+ s_MainHeader.b_Nfunctions = (BYTE) w_Temp & 0x00FF;
+
+ // Read functionality details
+ for (i = 0; i < s_MainHeader.b_Nfunctions; i++) {
+ // Read Type
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + 12 + w_Count);
+ s_MainHeader.s_Functions[i].b_Type = (BYTE) w_Temp & 0x3F;
+ w_Count = w_Count + 2;
+ //Read Address
+ s_MainHeader.s_Functions[i].w_Address =
+ w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + 12 + w_Count);
+ w_Count = w_Count + 2;
+ }
+
+ // Display main header info
+ for (i = 0; i < s_MainHeader.b_Nfunctions; i++) {
+
+ switch (s_MainHeader.s_Functions[i].b_Type) {
+ case EEPROM_DIGITALINPUT:
+ i_EepromReadDigitalInputHeader(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation,
+ s_MainHeader.s_Functions[i].w_Address,
+ &s_DigitalInputHeader);
+ this_board->i_NbrDiChannel =
+ s_DigitalInputHeader.w_Nchannel;
+ break;
+
+ case EEPROM_DIGITALOUTPUT:
+ i_EepromReadDigitalOutputHeader(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation,
+ s_MainHeader.s_Functions[i].w_Address,
+ &s_DigitalOutputHeader);
+ this_board->i_NbrDoChannel =
+ s_DigitalOutputHeader.w_Nchannel;
+ ui_Temp = 0xffffffff;
+ this_board->i_DoMaxdata =
+ ui_Temp >> (32 - this_board->i_NbrDoChannel);
+ break;
+
+ case EEPROM_ANALOGINPUT:
+ i_EepromReadAnlogInputHeader(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation,
+ s_MainHeader.s_Functions[i].w_Address,
+ &s_AnalogInputHeader);
+ if (!(strcmp(this_board->pc_DriverName, "apci3200")))
+ this_board->i_NbrAiChannel =
+ s_AnalogInputHeader.w_Nchannel * 4;
+ else
+ this_board->i_NbrAiChannel =
+ s_AnalogInputHeader.w_Nchannel;
+ this_board->i_Dma = s_AnalogInputHeader.b_HasDma;
+ this_board->ui_MinAcquisitiontimeNs =
+ (UINT) s_AnalogInputHeader.w_MinConvertTiming *
+ 1000;
+ this_board->ui_MinDelaytimeNs =
+ (UINT) s_AnalogInputHeader.w_MinDelayTiming *
+ 1000;
+ ui_Temp = 0xffff;
+ this_board->i_AiMaxdata =
+ ui_Temp >> (16 -
+ s_AnalogInputHeader.b_Resolution);
+ break;
+
+ case EEPROM_ANALOGOUTPUT:
+ i_EepromReadAnlogOutputHeader(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation,
+ s_MainHeader.s_Functions[i].w_Address,
+ &s_AnalogOutputHeader);
+ this_board->i_NbrAoChannel =
+ s_AnalogOutputHeader.w_Nchannel;
+ ui_Temp = 0xffff;
+ this_board->i_AoMaxdata =
+ ui_Temp >> (16 -
+ s_AnalogOutputHeader.b_Resolution);
+ break;
+
+ case EEPROM_TIMER:
+ this_board->i_Timer = 1; //Timer subdevice present
+ break;
+
+ case EEPROM_WATCHDOG:
+ this_board->i_Timer = 1; //Timer subdevice present
+ break;
+
+ case EEPROM_TIMER_WATCHDOG_COUNTER:
+ this_board->i_Timer = 1; //Timer subdevice present
+ }
+ }
+
+ return 0;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : INT i_EepromReadDigitalInputHeader(WORD |
+| w_PCIBoardEepromAddress,char *pc_PCIChipInformation, |
+| WORD w_Address,str_DigitalInputHeader *s_Header) |
+| |
++----------------------------------------------------------------------------+
+| Task : Read Digital Input Header |
++----------------------------------------------------------------------------+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom address |
+| |
+| char *pc_PCIChipInformation : PCI Chip Type. |
+| |
+| str_DigitalInputHeader *s_Header: Digita Input Header |
+| Pointer |
++----------------------------------------------------------------------------+
+| Output Parameters : - |
++----------------------------------------------------------------------------+
+| Return Value : 0 |
++----------------------------------------------------------------------------+
+*/
+INT i_EepromReadDigitalInputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_DigitalInputHeader * s_Header)
+{
+ WORD w_Temp;
+
+ // read nbr of channels
+ s_Header->w_Nchannel =
+ w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation,
+ 0x100 + w_Address + 6);
+
+ // interruptible or not
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + w_Address + 8);
+ s_Header->b_Interruptible = (BYTE) (w_Temp >> 7) & 0x01;
+
+// How many interruptible logic
+ s_Header->w_NinterruptLogic =
+ w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation,
+ 0x100 + w_Address + 10);
+
+ return 0;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : INT i_EepromReadDigitalOutputHeader(WORD |
+| w_PCIBoardEepromAddress,char *pc_PCIChipInformation, |
+| WORD w_Address,str_DigitalOutputHeader *s_Header) |
+| |
++----------------------------------------------------------------------------+
+| Task : Read Digital Output Header |
++----------------------------------------------------------------------------+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom address |
+| |
+| char *pc_PCIChipInformation : PCI Chip Type. |
+| |
+| str_DigitalOutputHeader *s_Header: Digital Output Header|
+| Pointer |
++----------------------------------------------------------------------------+
+| Output Parameters : - |
++----------------------------------------------------------------------------+
+| Return Value : 0 |
++----------------------------------------------------------------------------+
+*/
+INT i_EepromReadDigitalOutputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_DigitalOutputHeader * s_Header)
+{
+// Read Nbr channels
+ s_Header->w_Nchannel =
+ w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation,
+ 0x100 + w_Address + 6);
+ return 0;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : INT i_EepromReadTimerHeader(WORD w_PCIBoardEepromAddress, |
+| char *pc_PCIChipInformation,WORD w_Address, |
+| str_TimerMainHeader *s_Header) |
++----------------------------------------------------------------------------+
+| Task : Read Timer or Watchdog Header |
++----------------------------------------------------------------------------+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom address |
+| |
+| char *pc_PCIChipInformation : PCI Chip Type. |
+| |
+| str_TimerMainHeader *s_Header: Timer Header |
+| Pointer |
++----------------------------------------------------------------------------+
+| Output Parameters : - |
++----------------------------------------------------------------------------+
+| Return Value : 0 |
++----------------------------------------------------------------------------+
+*/
+INT i_EepromReadTimerHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_TimerMainHeader * s_Header)
+{
+
+ WORD i, w_Size = 0, w_Temp;
+
+//Read No of Timer
+ s_Header->w_Ntimer =
+ w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation,
+ 0x100 + w_Address + 6);
+//Read header size
+
+ for (i = 0; i < s_Header->w_Ntimer; i++) {
+ s_Header->s_TimerDetails[i].w_HeaderSize =
+ w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation,
+ 0x100 + w_Address + 8 + w_Size + 0);
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation,
+ 0x100 + w_Address + 8 + w_Size + 2);
+
+ //Read Resolution
+ s_Header->s_TimerDetails[i].b_Resolution =
+ (BYTE) (w_Temp >> 10) & 0x3F;
+
+ //Read Mode
+ s_Header->s_TimerDetails[i].b_Mode =
+ (BYTE) (w_Temp >> 4) & 0x3F;
+
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation,
+ 0x100 + w_Address + 8 + w_Size + 4);
+
+ //Read MinTiming
+ s_Header->s_TimerDetails[i].w_MinTiming = (w_Temp >> 6) & 0x3FF;
+
+ //Read Timebase
+ s_Header->s_TimerDetails[i].b_TimeBase = (BYTE) (w_Temp) & 0x3F;
+ w_Size += s_Header->s_TimerDetails[i].w_HeaderSize;
+ }
+
+ return 0;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : INT i_EepromReadAnlogOutputHeader(WORD |
+| w_PCIBoardEepromAddress,char *pc_PCIChipInformation, |
+| WORD w_Address,str_AnalogOutputHeader *s_Header) |
++----------------------------------------------------------------------------+
+| Task : Read Nalog Output Header |
++----------------------------------------------------------------------------+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom address |
+| |
+| char *pc_PCIChipInformation : PCI Chip Type. |
+| |
+| str_AnalogOutputHeader *s_Header:Anlog Output Header |
+| Pointer |
++----------------------------------------------------------------------------+
+| Output Parameters : - |
++----------------------------------------------------------------------------+
+| Return Value : 0 |
++----------------------------------------------------------------------------+
+*/
+
+INT i_EepromReadAnlogOutputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_AnalogOutputHeader * s_Header)
+{
+ WORD w_Temp;
+ // No of channels for 1st hard component
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + w_Address + 10);
+ s_Header->w_Nchannel = (w_Temp >> 4) & 0x03FF;
+ // Resolution for 1st hard component
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + w_Address + 16);
+ s_Header->b_Resolution = (BYTE) (w_Temp >> 8) & 0xFF;
+ return 0;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : INT i_EepromReadAnlogInputHeader(WORD |
+| w_PCIBoardEepromAddress,char *pc_PCIChipInformation, |
+| WORD w_Address,str_AnalogInputHeader *s_Header) |
++----------------------------------------------------------------------------+
+| Task : Read Nalog Output Header |
++----------------------------------------------------------------------------+
+| Input Parameters : WORD w_PCIBoardEepromAddress : PCI eeprom address |
+| |
+| char *pc_PCIChipInformation : PCI Chip Type. |
+| |
+| str_AnalogInputHeader *s_Header:Anlog Input Header |
+| Pointer |
++----------------------------------------------------------------------------+
+| Output Parameters : - |
++----------------------------------------------------------------------------+
+| Return Value : 0 |
++----------------------------------------------------------------------------+
+*/
+
+// Reads only for ONE hardware component
+INT i_EepromReadAnlogInputHeader(WORD w_PCIBoardEepromAddress,
+ char *pc_PCIChipInformation, WORD w_Address,
+ str_AnalogInputHeader * s_Header)
+{
+ WORD w_Temp, w_Offset;
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + w_Address + 10);
+ s_Header->w_Nchannel = (w_Temp >> 4) & 0x03FF;
+ s_Header->w_MinConvertTiming =
+ w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation,
+ 0x100 + w_Address + 16);
+ s_Header->w_MinDelayTiming =
+ w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation,
+ 0x100 + w_Address + 30);
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + w_Address + 20);
+ s_Header->b_HasDma = (w_Temp >> 13) & 0x01; // whether dma present or not
+
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress, pc_PCIChipInformation, 0x100 + w_Address + 72); // reading Y
+ w_Temp = w_Temp & 0x00FF;
+ if (w_Temp) //Y>0
+ {
+ w_Offset = 74 + (2 * w_Temp) + (10 * (1 + (w_Temp / 16))); // offset of first analog input single header
+ w_Offset = w_Offset + 2; // resolution
+ } else //Y=0
+ {
+ w_Offset = 74;
+ w_Offset = w_Offset + 2; // resolution
+ }
+
+// read Resolution
+ w_Temp = w_EepromReadWord(w_PCIBoardEepromAddress,
+ pc_PCIChipInformation, 0x100 + w_Address + w_Offset);
+ s_Header->b_Resolution = w_Temp & 0x001F; // last 5 bits
+
+ return 0;
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.