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#include <stdio.h>
 
#include "svdpi.h"
#include "../dpiheader.h"
int ptp_drv_bfm_c(double fw_delay)
{
  int cpu_addr_i;
  int cpu_data_i;
  int cpu_data_o;
 
  // LOAD RTC PERIOD AND ACC_MODULO
  cpu_addr_i = 0x00000020;
  cpu_data_i = 0x8;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000024;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000028;
  cpu_data_i = 0x3B9ACA00;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x0000002C;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x4;
  cpu_wr(cpu_addr_i, cpu_data_i);
  // RESET RTC
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0xA10;
  cpu_wr(cpu_addr_i, cpu_data_i);
  // LOAD RTC SEC AND NS
  cpu_addr_i = 0x00000010;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000014;
  cpu_data_i = 0x1;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000018;
  cpu_data_i = 0x3B9AC9F6;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x0000001C;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x8;
  cpu_wr(cpu_addr_i, cpu_data_i);
  // LOAD RTC ADJ
  cpu_addr_i = 0x00000030;
  cpu_data_i = 0x100;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000038;
  cpu_data_i = 0x1;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x0000003C;
  cpu_data_i = 0x20;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x2;
  cpu_wr(cpu_addr_i, cpu_data_i);
  // READ RTC SEC AND NS
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x1;
  cpu_wr(cpu_addr_i, cpu_data_i);
  do {
    cpu_addr_i = 0x00000000;
    cpu_rd(cpu_addr_i, &cpu_data_o);
    //printf("%08x\n", (cpu_data_o & 0x1));
  } while ((cpu_data_o & 0x1) == 0x0);
  cpu_addr_i = 0X00000040;
  cpu_rd(cpu_addr_i, &cpu_data_o);
  cpu_addr_i = 0X00000044;
  cpu_rd(cpu_addr_i, &cpu_data_o);
  cpu_addr_i = 0X00000048;
  cpu_rd(cpu_addr_i, &cpu_data_o);
  cpu_addr_i = 0X0000004C;
  cpu_rd(cpu_addr_i, &cpu_data_o);
  // READ RTC SEC AND NS
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x0;
  cpu_wr(cpu_addr_i, cpu_data_i);
  cpu_addr_i = 0x00000000;
  cpu_data_i = 0x1;
  cpu_wr(cpu_addr_i, cpu_data_i);
  do {
    cpu_addr_i = 0x00000000;
    cpu_rd(cpu_addr_i, &cpu_data_o);
    //printf("%08x\n", (cpu_data_o & 0x1));
  } while ((cpu_data_o & 0x1) == 0x0);
  cpu_addr_i = 0X00000040;
  cpu_rd(cpu_addr_i, &cpu_data_o);
  cpu_addr_i = 0X00000044;
  cpu_rd(cpu_addr_i, &cpu_data_o);
  cpu_addr_i = 0X00000048;
  cpu_rd(cpu_addr_i, &cpu_data_o);
  cpu_addr_i = 0X0000004C;
  cpu_rd(cpu_addr_i, &cpu_data_o);
 
  int i;
  // POLL TSU RX STATUS
  int rx_queue_num;
  do {
    cpu_addr_i = 0x00000004;
    cpu_rd(cpu_addr_i, &cpu_data_o);
    rx_queue_num = cpu_data_o;
    //printf("%08x\n", rx_queue_num);
  } while (!(rx_queue_num > 0x2));
  // READ TSU RX FIFO
  for (i=rx_queue_num; i>=0; i--) {
      cpu_addr_i = 0x00000000;
      cpu_data_i = 0x0;
      cpu_wr(cpu_addr_i, cpu_data_i);
      cpu_addr_i = 0x00000000;
      cpu_data_i = 0x400;
      cpu_wr(cpu_addr_i, cpu_data_i);
      cpu_addr_i = 0x00000050;
      cpu_rd(cpu_addr_i, &cpu_data_o);
      cpu_addr_i = 0x00000054;
      cpu_rd(cpu_addr_i, &cpu_data_o);
  }
  // POLL TSU TX STATUS
  int tx_queue_num;
  do {
    cpu_addr_i = 0x00000008;
    cpu_rd(cpu_addr_i, &cpu_data_o);
    tx_queue_num = cpu_data_o;
    //printf("%08x\n", tx_queue_num);
  } while (!(tx_queue_num > 0x2));
  // READ TSU TX FIFO
  for (i=tx_queue_num; i>=0; i--) {
      cpu_addr_i = 0x00000000;
      cpu_data_i = 0x0;
      cpu_wr(cpu_addr_i, cpu_data_i);
      cpu_addr_i = 0x00000000;
      cpu_data_i = 0x100;
      cpu_wr(cpu_addr_i, cpu_data_i);
      cpu_addr_i = 0x00000058;
      cpu_rd(cpu_addr_i, &cpu_data_o);
      cpu_addr_i = 0x0000005C;
      cpu_rd(cpu_addr_i, &cpu_data_o);
  }
 
  // READ BACK ALL REGISTERS
  for (;;)
  {
    int t;
    for (t=0; t<=0x5c; t=t+4) 
    {
      cpu_hd(10);
 
      cpu_addr_i = t;
      cpu_rd(cpu_addr_i, &cpu_data_o);
    }
  }
 
  return(0); /* Return success (required by tasks) */
}