icetek-dm642-pci.c

DM642中做图像处理

#include <csl_cache.h>
#include "ICETEK-DM642-PCI.h"

void ICETEKDM642PCIImageProcessReverse()
{
    int i;
    unsigned int *y;
    
    for ( i=0,y=(unsigned int *)nMemTemp;i<180;i++,y++ )
    	(*y)=~(*y);
}

void mInitVPort()
{
	unsigned long int ii;
	
    /* Unlock PERCFG through PCFGLOCK */
    *((unsigned long *)0x1b3f018) = 0x10c0010c;
    
    /* Enable VP0-VP2, I2C and McASP0 in PERCFG */
    *((unsigned long *)0x1b3f000) = 0x78;

    /* Read back PERCFG */
    ii = *((unsigned long *)0x1b3f000);
    
    /* Wait at least 128 CPU cycles */
    EVMDM642_wait(128);

	*((unsigned long *)0x1c400c0)=0x8000; //reset vport0
	*((unsigned long *)0x1c440c0)=0x8000; //reset vport1
    EVMDM642_wait(256);
	*((unsigned long *)0x1c400c0)=0x00001; //enable double chn
	*((unsigned long *)0x1c440c0)=0x00001; //enable double chn
    EVMDM642_wait(256);
}