Example #1
0
int
main(void)
{
  u2_init();

  output_regs->led_src = 0x3;		// h/w controls bottom two bits
  clocks_enable_test_clk(true, 1);

  putstr("\nMIMO Tx Slave\n");

  cpu_tx_buf_dest_port = PORT_SERDES;

  // ethernet_register_link_changed_callback(link_changed_callback);
  // ethernet_init();

  clocks_mimo_config(MC_WE_LOCK_TO_MIMO);

  // puts("post clocks_mimo_config");

#if 0
  // make bit 15 of Tx gpio's be a s/w output
  hal_gpio_set_sel(GPIO_TX_BANK, 15, 's');
  hal_gpio_set_ddr(GPIO_TX_BANK, 0x8000, 0x8000);
#endif

#if 0
  output_regs->debug_mux_ctrl = 1;
  hal_gpio_set_sels(GPIO_TX_BANK, "0000000000000000");
  hal_gpio_set_sels(GPIO_RX_BANK, "0000000000000000");
  hal_gpio_set_ddr(GPIO_TX_BANK, 0xffff, 0xffff);
  hal_gpio_set_ddr(GPIO_RX_BANK, 0xffff, 0xffff);
#endif


  // initialize double buffering state machine for ethernet -> DSP Tx

  dbsm_init(&dsp_tx_sm, DSP_TX_BUF_0,
	    &dsp_tx_recv_args, &dsp_tx_send_args,
	    eth_pkt_inspector);


  //output_regs->flush_icache = 1;
 
  // initialize double buffering state machine for DSP RX -> Ethernet

  if (FW_SETS_SEQNO){
    dbsm_init(&dsp_rx_sm, DSP_RX_BUF_0,
	      &dsp_rx_recv_args, &dsp_rx_send_args,
	      fw_sets_seqno_inspector);
  }
  else {
    dbsm_init(&dsp_rx_sm, DSP_RX_BUF_0,
	      &dsp_rx_recv_args, &dsp_rx_send_args,
	      dbsm_nop_inspector);
  }

  // puts("post dbsm_init's");

  // tell app_common that this dbsm could be sending to the ethernet
  ac_could_be_sending_to_eth = &dsp_rx_sm;


  // program tx registers
  setup_tx();

  // puts("post setup_tx");

  // kick off the state machine
  dbsm_start(&dsp_tx_sm);

  // puts("post dbsm_start");

  //int which = 0;

  while(1){
    // hal_gpio_write(GPIO_TX_BANK, which, 0x8000);
    // which ^= 0x8000;

    buffer_irq_handler(0);

    int pending = pic_regs->pending;		// poll for under or overrun

    if (pending & PIC_UNDERRUN_INT){
      dbsm_handle_tx_underrun(&dsp_tx_sm);
      pic_regs->pending = PIC_UNDERRUN_INT;	// clear interrupt
      putchar('U');
    }

    if (pending & PIC_OVERRUN_INT){
      dbsm_handle_rx_overrun(&dsp_rx_sm);
      pic_regs->pending = PIC_OVERRUN_INT;	// clear pending interrupt

      // FIXME Figure out how to handle this robustly.
      // Any buffers that are emptying should be allowed to drain...

      if (streaming_p){
	// restart_streaming();
	// FIXME report error
      }
      else {
	// FIXME report error
      }
      putchar('O');
    }
  }
}
Example #2
0
int
main(void)
{
  u2_init();

  putstr("\nFactory Test\n");

  print_mac_addr(ethernet_mac_addr()->addr);
  newline();

  if(test_sd())
    puts("SD OK\n");
  else {
    puts("SD FAIL\n");
    //    hal_finish();
    //return 0;
  }
  if(test_ram())
    puts("RAM OK\n");
  else {
    puts("RAM FAIL\n");
    hal_finish();
    return 0;
  }

  print_mac_addr(ethernet_mac_addr()->addr);
  newline();

  output_regs->led_src = 0x7;  // make bottom 3 controlled by HW

  ethernet_register_link_changed_callback(link_changed_callback);
  ethernet_init();

  clocks_enable_tx_dboard(true,1);
  clocks_mimo_config(MC_WE_LOCK_TO_SMA);
#if 0
  // make bit 15 of Tx gpio's be a s/w output
  hal_gpio_set_sel(GPIO_TX_BANK, 15, 's');
  hal_gpio_set_ddr(GPIO_TX_BANK, 0x8000, 0x8000);
#endif

  output_regs->debug_mux_ctrl = 1;
#if 0
  hal_gpio_set_sels(GPIO_TX_BANK, "1111111111111111");
  hal_gpio_set_sels(GPIO_RX_BANK, "1111111111111111");
  hal_gpio_set_ddr(GPIO_TX_BANK, 0xffff, 0xffff);
  hal_gpio_set_ddr(GPIO_RX_BANK, 0xffff, 0xffff);
#endif


  // initialize double buffering state machine for ethernet -> DSP Tx

  dbsm_init(&dsp_tx_sm, DSP_TX_BUF_0,
	    &dsp_tx_recv_args, &dsp_tx_send_args,
	    eth_pkt_inspector);


  // initialize double buffering state machine for DSP RX -> Ethernet

  if (FW_SETS_SEQNO){
    dbsm_init(&dsp_rx_sm, DSP_RX_BUF_0,
	      &dsp_rx_recv_args, &dsp_rx_send_args,
	      fw_sets_seqno_inspector);
  }
  else {
    dbsm_init(&dsp_rx_sm, DSP_RX_BUF_0,
	      &dsp_rx_recv_args, &dsp_rx_send_args,
	      dbsm_nop_inspector);
  }

  // tell app_common that this dbsm could be sending to the ethernet
  ac_could_be_sending_to_eth = &dsp_rx_sm;


  // program tx registers
  setup_tx();

  // kick off the state machine
  dbsm_start(&dsp_tx_sm);

  //int which = 0;

  while(1){
    // hal_gpio_write(GPIO_TX_BANK, which, 0x8000);
    // which ^= 0x8000;

    buffer_irq_handler(0);

    int pending = pic_regs->pending;		// poll for under or overrun

    if (pending & PIC_UNDERRUN_INT){
      dbsm_handle_tx_underrun(&dsp_tx_sm);
      pic_regs->pending = PIC_UNDERRUN_INT;	// clear interrupt
      putchar('U');
    }

    if (pending & PIC_OVERRUN_INT){
      dbsm_handle_rx_overrun(&dsp_rx_sm);
      pic_regs->pending = PIC_OVERRUN_INT;	// clear pending interrupt

      // FIXME Figure out how to handle this robustly.
      // Any buffers that are emptying should be allowed to drain...

      if (streaming_p){
	// restart_streaming();
	// FIXME report error
      }
      else {
	// FIXME report error
      }
      putchar('O');
    }
  }
}