mz4e1ip.c

用TMS320F206实现图像等高速上网传输功能

        crccreat.crctotal+=((nicaddr.centerip1&0x00ff)<<8)|((nicaddr.centerip1&0xff00)>>8);
        crccreat.devide.wordlow+=crccreat.devide.wordhigh; 
        temp1=0xffff-crccreat.devide.wordlow; 
        rtl8019dma=((temp1&0x00ff)<<8)|((temp1&0xff00)>>8);        /*---crc---*/
        rtl8019dma=nicaddr.myip0;
        rtl8019dma=nicaddr.myip1;                            
        rtl8019dma=nicaddr.centerip0; 
        rtl8019dma=nicaddr.centerip1;
        rtl8019dma=alarmmyport;             /*udp head*/
        rtl8019dma=alarmcenterport; 
        temp1=readbaghead.alarmlong+0x0008;   
        rtl8019dma=((temp1&0x00ff)<<8)|((temp1&0xff00)>>8);  
        rtl8019dma=0x0000;  
        temp2=readbaghead.alarmused/2;
        for(temp1=0;temp1<temp2;temp1++)
        {  
           temp3=dspalarm&0x00ff;           /*alarm high 8 bit must link low*/
           temp4=(dspalarm&0x00ff)<<8; 
           rtl8019dma=temp3|temp4;         
        }                       
        if((readbaghead.alarmused%2)!=0x0000)         
        {  
           rtl8019dma=dspalarm&0x00ff;
        }
        rtl8019dma=0x0000;  
        rtl8019dma=0x0000;  
        rtl8019dma=0x0000;  
        rtl8019dma=0x0000;  
        rtl8019dma=0x0000;  
        rtl8019dma=0x0000;  
        rtl8019dma=0x0000;  
        rtl8019dma=0x0000; 
        rtl8019dma=0x0000;  
        rtl8019rbcr0=0x0000;       /*DMA end*/ 
        rtl8019rbcr1=0x0000;
        rtl8019cr=0x0022;  
        temp1=readbaghead.alarmlong+0x002a;         
        rtl8019tbcr0=temp1&0x00ff;  /*send out position and length*/    
        rtl8019tbcr1=(temp1&0xff00)>>8; 
        rtl8019tpsr=0x0040;  
        if(lastsendposition==0x0001)
        { 
          rtl8019tpsr=0x0048;            
        }    
        rtl8019cr=0x0026;         /*------------start send out----------*/
        settime(0x0004);                   
    }        
    
    void reportipin8019()
    {     
        rtl8019rsar0=0x0000;
        if(lastsendposition==0x0001)
        {   
          rtl8019rsar1=0x0040;
          lastsendposition=0x0000;     
        }  
        else  
        {   
          rtl8019rsar1=0x0048;
          lastsendposition=0x0001;     
        }       
        rtl8019rbcr0=0x0080;        /* pre set DMA length as 128*/
        rtl8019rbcr1=0x0000;
        rtl8019cr=0x0012;   
        crccreat.crctotal=0x00000000;
        rtl8019dma=readbaghead.aimnic0;       /*nic head*/
        rtl8019dma=readbaghead.aimnic1;
        rtl8019dma=readbaghead.aimnic2;
        rtl8019dma=nicaddr.mynic0; 
        rtl8019dma=nicaddr.mynic1;
        rtl8019dma=nicaddr.mynic2; 
        rtl8019dma=0x0008; 
        rtl8019dma=0x0045;                   /*ip head*/
        crccreat.crctotal+=0x4500;  
        rtl8019dma=0x2e00; 
        crccreat.crctotal+=0x002e;
        crccreat.crctotal+=nicaddr.ipsequence;
        rtl8019dma=((nicaddr.ipsequence&0x00ff)<<8)|((nicaddr.ipsequence&0xff00)>>8);   
        nicaddr.ipsequence++;
        rtl8019dma=0x0000;                             
        rtl8019dma=0x1180;                             
        crccreat.crctotal+=0x8011; 
        crccreat.crctotal+=((nicaddr.myip0&0x00ff)<<8)|((nicaddr.myip0&0xff00)>>8); 
        crccreat.crctotal+=((nicaddr.myip1&0x00ff)<<8)|((nicaddr.myip1&0xff00)>>8);
        crccreat.crctotal+=((readbaghead.aimip0&0x00ff)<<8)|((readbaghead.aimip0&0xff00)>>8);
        crccreat.crctotal+=((readbaghead.aimip1&0x00ff)<<8)|((readbaghead.aimip1&0xff00)>>8);
        crccreat.devide.wordlow+=crccreat.devide.wordhigh; 
        temp1=0xffff-crccreat.devide.wordlow; 
        rtl8019dma=((temp1&0x00ff)<<8)|((temp1&0xff00)>>8);        /*---crc---*/
        rtl8019dma=nicaddr.myip0;
        rtl8019dma=nicaddr.myip1;                            
        rtl8019dma=readbaghead.aimip0; 
        rtl8019dma=readbaghead.aimip1;         
        rtl8019dma=reportipmyport;             /*udp head*/
        rtl8019dma=reportipcenterport; 
        temp1=0x0012+0x0008;           /*----udp long-------*/
        rtl8019dma=((temp1&0x00ff)<<8)|((temp1&0xff00)>>8);  
        rtl8019dma=0x0000;       /*----udp crc----*/            
        rtl8019dma=0x5150;
        rtl8019dma=0x5352; 
        rtl8019dma=0x5150;
        rtl8019dma=0x5352;  
        rtl8019dma=0x0303;     
        rtl8019dma=nicaddr.myip0;  
        rtl8019dma=nicaddr.myip1; 
        rtl8019dma=nicaddr.centerip0;  
        rtl8019dma=nicaddr.centerip1;  
        rtl8019rbcr0=0x0000;       /*DMA end*/ 
        rtl8019rbcr1=0x0000;
        rtl8019cr=0x0022;    
        rtl8019tbcr0=0x003c;      /*send out position and length*/    
        rtl8019tbcr1=0x0000; 
        rtl8019tpsr=0x0040;  
        if(lastsendposition==0x0001)
        { 
          rtl8019tpsr=0x0048;            
        }    
        rtl8019cr=0x0026;         /*------------start send out----------*/
        settime(0x0002);         
    }     
 
    void delay1us()             /*delay 3us*/
    { 
       temp1++;       
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;  
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;  
       temp1++;
       temp1++;
       temp1++;
       temp1++;  
       temp1++;
       temp1++;   
       temp1++;
       temp1++;
       temp1++;  
       temp1++;
       temp1++;
       temp1++;
       temp1++;
       temp1++;  
       temp1++;
       temp1++;
    }
    
    void delay(unsigned int timen100us)         /*delay 100us*/
    {     
       for(temp3=0;temp3<timen100us;temp3++)         
       {
          for(temp2=0;temp2<0x0042;temp2++)           
          {  
             temp1++;
             temp1++;
             temp1++;          
             temp1++;                    
             temp1++;          
             temp1++;        
             temp1++;     
             temp1++;    
          }                  
       }
    }  
    
    void settime(unsigned int n100us)       /*timer set time*/
    {    
       temp1=rtl8019isr;  /*send end*/        
       while((temp1&0x000a)==0)
       {  
         temp1=rtl8019isr;          
       }    
       dsptcr=0x0fff;
       dspifr=0x0004;        /*clr the Tint flag bit*/        
       dspprd=0x0bff;      
       dsptim=0x0bff;             /*  120us*n  */  
       dsptcr=0x0fe0|(n100us-1);       
    }    
 
     void dog_wrongcheck()   /*20480 time not correct read---reset---min 819ms*/       
    {                           
       if(fpgareply==0xcccc)
       {    
         dogcounter=0x0000;
       }   
       else
       {    
          dogcounter++;
          if(dogcounter>=0x5000)          
          {   
            asm(" clrc xf"); 
            dogcounter=0x0000; 
            delay(0x0001);  
            asm(" setc xf");      
            delay(0x0a00);         /* delay 256ms---for FPGA download end---*/ 
          }
       }   
    }                                   
         
    void endbagread()                    
    {    
       rtl8019cr=0x0022;               
       rtl8019rbcr0=0x0000;       
       rtl8019rbcr1=0x0000;
       if(readbaghead.statuspointer>0x0050)
       {  
         rtl8019bnry=readbaghead.statuspointer-1;  
       }  
       else
       { 
         rtl8019bnry=0x007f;        
       }
    }    
          
    void testend()
    {    
       temp1=dspifr&0x0004;
       while(temp1==0)   
       {  
         temp1=dspifr&0x0004; 
       }                               
    }
    
    void comread()
    {       
       if(comtimer<0x1fff)           /*-----least than 400ms data in one group---*/
       {         
         comtimer++;
         temp1=dspiosr&0x0100;      
         if(temp1!=0)
         {    
           comtimer=0x0000;  
           if(comcounter<0x000c)
           {   
             comdata[comcounter]=dspadtr&0x00ff;
             comcounter++;
           }   
           else if(comcounter=0x000c)
           { 
             comdata[comcounter]=dspadtr&0x00ff;   
             comcounter=0x0000;   
             temp1=dspcommycode;
             if((comdata[0]==0x0051)&&(comdata[1]==0x0052)&&(comdata[2]==0x0053)&&(comdata[3]==0x0054)&&(comdata[4]==temp1))
             {     
               dsp24c02_0=comdata[5];
               dsp24c02_1=comdata[6];
               dsp24c02_2=comdata[7];
               dsp24c02_3=comdata[8];
               dsp24c02_4=comdata[9];       
               dsp24c02_5=comdata[10]; 
               dsp24c02_6=comdata[11];   
               dsp24c02_7=comdata[12];              
               dspadtr=0x0051;         /*---write end answer---*/
             }
           }   
           else
           { 
             comcounter=0x0000;   
             temp1=dspadtr;              
           }
         }  
       }
       else                 /*-------over 400ms another group---------*/
       {  
          comcounter=0x0000; 
          comtimer=0x0000;    
          temp1=dspiosr&0x0100;
          if(temp1!=0)
          {    
            comdata[comcounter]=dspadtr&0x00ff;        
            comcounter++;
          }    
       }
    }
  
    void initiale1single()
    {                                
      dspe1addr=e1ccr2;     
      dspe1data=0x0004;
      delay(0x00a0); 
      dspe1addr=e1imr1;    /*int mask----------clr all------------*/
      dspe1data=0x0000;
      delay1us(); 
      dspe1addr=e1imr2;
      dspe1data=0x0000;
      delay1us();
      dspe1addr=e1rir;
      dspe1data=0x0000;
      delay1us(); 
      dspe1addr=e1rcr1;
      dspe1data=0x0000;
      delay1us();
      dspe1addr=e1rcr2;
      dspe1data=0x0000;
      delay1us();
      dspe1addr=e1tcr1;
      dspe1data=0x0000;
      delay1us(); 
      dspe1addr=e1tcr2;
      dspe1data=0x0000;
      delay1us();   
      dspe1addr=e1ccr1;
      dspe1data=0x0000;
      delay1us();   
      dspe1addr=e1ccr3;
      dspe1data=0x0000;
      delay1us();   
      dspe1addr=e1test1;
      dspe1data=0x0000; 
      delay1us(); 
      dspe1addr=e1test2;
      dspe1data=0x0000;
      delay1us(); 
      dspe1addr=e1licr;
      dspe1data=0x0000;
      delay1us();  
      dspe