openingasinglecard.c

Xilinx XC4VSX35为核心的 XtremeDSP Development Kit-IV 开发板的例程

// Opening Cards Demo 
// This is a simple program to show how to loacte and open a card.
//
/*
** $Id$
*/
//Note that in this project settings dimesdl.lib is included.
//dimesdl.h is required to gain access to the FUSE API functions.
//dimesdl.h and dimesdl.lib can both be found in the FUSE\include directory.
#include "dimesdl.h"
#include "vidime.h"
#include <stdio.h>



DWORD ModuleNumber=0;						//THIS NUMBER NEEDS TO BE CHANGED TO THE DESIRED MODULE NUMBER.
	
DWORD PrimaryFPGADeviceNum=1;				//THIS NUMBER NEEDS TO BE CHANGED TO THE MODULE DEVICE NUMBER.
	
DWORD SecondaryFPGADeviceNum=0;				//THIS NUMBER NEEDS TO BE CHANGED TO THE MODULE DEVICE NUMBER.


char Filename1[]="host_interface.bit";
char Filename2[]="osc_clock_2v80.bit";

int main(int argc, char* argv[])
{
	LOCATE_HANDLE hLocate = NULL;
	DWORD ErrorNum,NumOfCards,LoopCntr,LEDs;
	char ErrorString[1000];
	DIME_HANDLE hCard1;
	double ActualFrequency; 
	VIDIME_HANDLE viHandle;

	DWORD Result=0;
	DWORD j=0;

	DWORD ReadData[2048];
	DWORD WriteData[2048];

	

	for(j=0;j<2048;j++)
	{
		WriteData[j]=j+1;
		ReadData[j]=0;
	}



	printf("BIST Embedded Test - Test!\n\n");

	//Call the function to locate all Nallatech cards on the PCI interface.
	if( (hLocate = DIME_LocateCard(dlPCI,mbtALL,NULL,dldrDEFAULT,dlDEFAULT)) == NULL)
	{//Error hLocate NULL
		//Print the error then terminate the program
		DIME_GetError(NULL,&ErrorNum,ErrorString);
		printf("Error Number %d\n", ErrorNum);
		printf("%s\n",ErrorString);
		exit(1);
	}

	//Determine how many Nallatech cards have been found.
	NumOfCards = DIME_LocateStatus(hLocate,0,dlNUMCARDS);
	printf("%d Nallatech card(s) found.\n", NumOfCards);

	//Get the details for each card detected.
	for (LoopCntr=1; LoopCntr<=NumOfCards; LoopCntr++)
	{
		printf("Details of card number %d, of %d:\n",LoopCntr,NumOfCards);

		printf("\tThe card driver for this card is a %s.\n",(char*)DIME_LocateStatusPtr(hLocate,LoopCntr,dlDESCRIPTION));
		printf("\tThe cards motherboard type is %d.\n",DIME_LocateStatus(hLocate,LoopCntr,dlMBTYPE));
	}

	//At this stage we now have all the information we need to open a card up.
	
	//Open up the first card found. To open the nth card found simple change the second argument to n. 
	hCard1 = DIME_OpenCard(hLocate,1,dccOPEN_NO_OSCILLATOR_SETUP); //opens up card 1 with default flags
	if (hCard1 == NULL) //check to see if the open worked.
	{
		printf("Card Number One failed to open.\n");
		DIME_CloseLocate(hLocate);
		printf ("\nPress return to terminate the application.\n");
		getchar();
		return(1);
	}

	//Change the LEDs
	LEDs = DIME_ReadLEDs(hCard1); 
	DIME_WriteLEDs(hCard1, (LEDs - 1)); 
	printf("LEDs now changed on the card.\n");


	//Enable the resets

	// Reset the circuit and clear the PCI FIFOs for the card
	DIME_CardResetControl(hCard1,drONBOARDFPGA, drENABLE,0);
	DIME_CardResetControl(hCard1,drSYSTEM, drENABLE,0);
	DIME_CardResetControl(hCard1,drINTERFACE, drTOGGLE,0);
	
	//Set the clocks
	DIME_SetOscillatorFrequency(hCard1,1,80.000,&ActualFrequency); 
	printf("ClkA: Actual frequency is %f.\n",ActualFrequency);

	DIME_SetOscillatorFrequency(hCard1,2,40.000,&ActualFrequency); 
	printf("ClkB: Actual frequency is %f.\n",ActualFrequency);

	DIME_SetOscillatorFrequency(hCard1,3,50.000,&ActualFrequency); 
	printf("ClkB: Actual frequency is %f.\n",ActualFrequency);

	
	//Configure the FPGAs
	//Now configure the modules primiary FPGA with the bif file.
	DIME_ConfigDevice(hCard1,Filename2,ModuleNumber,SecondaryFPGADeviceNum,0,0);
	//Now configure the modules primiary FPGA with the bif file.
	DIME_ConfigDevice(hCard1,Filename1,ModuleNumber,PrimaryFPGADeviceNum,0,0);

	//Disable the resets
	DIME_CardResetControl(hCard1,drONBOARDFPGA, drDISABLE,0);
	DIME_CardResetControl(hCard1,drSYSTEM, drDISABLE,0);

	Sleep(500);
	//Enable the resets
	DIME_CardResetControl(hCard1,drONBOARDFPGA, drENABLE,0);
	DIME_CardResetControl(hCard1,drSYSTEM, drENABLE,0);
	DIME_CardResetControl(hCard1,drINTERFACE, drTOGGLE,0);
	Sleep(500);
	//Disable the resets
	DIME_CardResetControl(hCard1,drONBOARDFPGA, drDISABLE,0);
	DIME_CardResetControl(hCard1,drSYSTEM, drDISABLE,0);
	Sleep(500);	//Give it a couple second for the embedded proc to sort out the DIMETalk network i.e. reset control etc.


	//Open the handle to vidime
	viHandle = viDIME_Open(hCard1, 0);


	Result = viDIME_DMAWrite(viHandle,WriteData,256,0, NULL, NULL, 5000);
	Result = viDIME_DMARead(viHandle,ReadData,256,0, NULL, NULL, 5000);



	//Close the card
	viDIME_Close(viHandle);

	DIME_CloseCard(hCard1);//Closes down the card.

	//Finally the last thing that should be done is to close down the locate.
	DIME_CloseLocate(hLocate);

	printf ("\nPress return to terminate the application.\n");
	getchar();
	return 0;
}