voidh2c_transfer(unsignedintsize,unsignedchar*buffer)
{
        unsignedcharvsbuf_ctr_val;

        memcpy(h2c_align_mem_tmp,buffer,size);
        write_device(h_h2c0,h2c_fpga_ddr_addr[wbuf],size,h2c_align_mem_tmp);
        vsbuf_ctr_val=0x7f&wbuf;
        user_write(ADDR_VSBUF_CTR,4,&vsbuf_ctr_val);

        vsbuf_ctr_val=0x80|wbuf;
        user_write(ADDR_VSBUF_CTR,4,&vsbuf_ctr_val);

        if(wbuf>=2)
                wbuf=0;
        else
                wbuf++;
}

unsignedintc2h_transfer(unsignedintsize)
{
doublebd=0;
doubletime_sec;

QueryPerformanceFrequency(&freq);
QueryPerformanceCounter(&stop);
time_sec=(unsignedlonglong)(stop.QuadPart-start.QuadPart)/(double)freq.QuadPart;
bd=(int)(1.0/time_sec);;
QueryPerformanceCounter(&start);
read_device(h_c2h0,c2h_fpga_ddr_addr[fbuf],size,c2h_align_mem_tmp);
return(unsignedint)bd;
}
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