www.pudn.com > leon3.rar > hpi_new.c

#include 
#include "hpi_defs.h"
#include "hpi_functions.h"

#define SIMULATION

#ifdef SIMULATION

//#define printf //
#define MSIZE 32
#define LOOPS 1
#define START 0x0000
#define DATA  ((USHORT)~(2*i))
//#define DATA  0xC53A//0xffff//

#else

#define MSIZE 512
#define LOOPS 4
#define START 0x0500 //0x0000
#define DATA  ((USHORT)~(2*i))

#endif

int main(int argc,char *argv[], char *envp[])
{

  USHORT const size = (USHORT) MSIZE;
  USHORT tmp, j, i, error=0;
  USHORT start = (USHORT) START;
  USHORT data1[size];

  CTRL_REG * pctrl = (CTRL_REG *) HPI_CTRL;

  pctrl->RESERVED = 0;
  pctrl->AtoCSlow = 1;
  pctrl->CStoCTRLlow = 2;
  pctrl->CTRLlowDvalid = 2;
  pctrl->CTRLlow = 3;
  pctrl->CTRLhighCShigh = 1;
  pctrl->CShighREC = 1;

  tmp = pctrl->reg;

  printf("\n\nHPI_NEW: Test for the LEON HPI bus interface\n\n");
  printf("Writing %d words from 0x%04x to 0x%04x\n", size, start, start+(size-1)*2);
  printf("AHB2HPI CTRL register: 0x%04x\n\n", tmp);
  printf("Start reading and writing data\n\n");

  for (j=0; j