示例#1
0
// Initialize hardware (including startup)
void netxeth_start(struct eth_drv_sc *sc, unsigned char *enaddr, int flags)
{
  PNETX_ETH_PORT_INFO ptPortInfo   = sc->driver_private;
  cyg_uint32          uiPhyData;
  cyg_uint32          ulPort       = ptPortInfo->ulPort;
  cyg_uint32          ulIdx;
  cyg_uint32          ulFifoOffset = 8 * ulPort;
  cyg_uint16*         pusMAC       = (cyg_uint16*)ptPortInfo->abMAC;

  xc_reset(ptPortInfo->ulPort);
  xc_load(ptPortInfo->ulPort, 
          ptPortInfo->pulRPECFirmware,
          NULL,
          ptPortInfo->pulxMACRPUFirmware,
          ptPortInfo->pulxMACTPUFirmware);

  // local mac config
  ptPortInfo->pulRPECDram[REL_Adr_ETHMAC_TRAFFIC_CLASS_ARRANGEMENT / sizeof(cyg_uint32)] = (0x8 << SRT_ETHMAC_TRAFFIC_CLASS_ARRANGEMENT_VAL);

  for(ulIdx = 1; ulIdx < (MAX_SEND_SLOTS + 1); ulIdx++)
  {
    ptPortInfo->atSendFrames[ulIdx - 1].ulSegment = ptPortInfo->ulPort;
    ptPortInfo->atSendFrames[ulIdx - 1].ulFrameNr = ulIdx;
    ptPortInfo->atSendFrames[ulIdx - 1].ulKey     = 0;
    ptPortInfo->atSendFrames[ulIdx - 1].fUsed     = false;
  }

  for(ulIdx = MAX_SEND_SLOTS + 1; ulIdx < MAX_SLOTS; ulIdx++)
  {
    FIFO_POINTER tPtr = {0};
    
    tPtr.tBf.uiSegment = ptPortInfo->ulPort;
    tPtr.tBf.uiFrameNr = ulIdx;
    
    s_ptFifoArea->aulPfifo[ulFifoOffset + EMPTY_PTR_FIFO] = tPtr.uiVal;    
  }

  /* Enable all interrupt sources */
  ptPortInfo->pulRPECDram[REL_Adr_ETHMAC_INTERRUPTS_ENABLE_IND_HI / sizeof(cyg_uint32)] = MSK_ETHMAC_INTERRUPTS_ENABLE_IND_HI_VAL;
  ptPortInfo->pulRPECDram[REL_Adr_ETHMAC_INTERRUPTS_ENABLE_IND_LO / sizeof(cyg_uint32)] = MSK_ETHMAC_INTERRUPTS_ENABLE_IND_LO_VAL;
  ptPortInfo->pulRPECDram[REL_Adr_ETHMAC_INTERRUPTS_ENABLE_CON_HI / sizeof(cyg_uint32)] = MSK_ETHMAC_INTERRUPTS_ENABLE_CON_HI_VAL;
  ptPortInfo->pulRPECDram[REL_Adr_ETHMAC_INTERRUPTS_ENABLE_CON_LO / sizeof(cyg_uint32)] = MSK_ETHMAC_INTERRUPTS_ENABLE_CON_LO_VAL;

  ptPortInfo->pulRPECDram[REL_Adr_ETHMAC_LOCAL_MAC_ADDRESS_HI / sizeof(cyg_uint32)] = pusMAC[2];
  ptPortInfo->pulRPECDram[REL_Adr_ETHMAC_LOCAL_MAC_ADDRESS_LO / sizeof(cyg_uint32)] = (pusMAC[1] << 16) |
                                                                                                            pusMAC[0];

  xc_start(ptPortInfo->ulPort);

  //Wakeup phy from powerdown  
  PhyMDIO(s_abPhyAddresses[ptPortInfo->ulPort], MDIO_READ, DRV_CB12_CONTROL, &uiPhyData); 
  uiPhyData = DRV_CB12_CONTROL_AUTO_NEG_ENABLE;
  PhyMDIO(s_abPhyAddresses[ptPortInfo->ulPort], MDIO_WRITE, DRV_CB12_CONTROL, &uiPhyData);   
  
  cyg_drv_interrupt_unmask(ptPortInfo->ulInterrupt);  
}
示例#2
0
static void netx_eth_timeout(struct net_device *ndev)
{
	struct netx_eth_priv *priv = netdev_priv(ndev);
	int i;

	printk(KERN_ERR "%s: transmit timed out, resetting\n", ndev->name);

	spin_lock_irq(&priv->lock);

	xc_reset(priv->xc);
	xc_start(priv->xc);

	for (i=2; i<=18; i++)
		pfifo_push(EMPTY_PTR_FIFO(priv->id),
			FIFO_PTR_FRAMENO(i) | FIFO_PTR_SEGMENT(priv->id));

	spin_unlock_irq(&priv->lock);

	netif_wake_queue(ndev);
}