tigon3.c

F:worksip2440a board可启动u-boot-like.tar.gz F:worksip2440a board可启动u-boot-like.tar.gz

	    __raw_writel(0xffffffff, &(pDevice->pMemView->uIntMem.MemBlock32K[0x301]));
	    if (__raw_readl(&(pDevice->pMemView->uIntMem.MemBlock32K[0x300])))
	    {
		pDevice->EnablePciXFix = TRUE;
	    }
	}
    }
#endif
#if 1
    /*
    *  This code was at the beginning of else block below, but that's
    *  a bug if node address in shared memory.
    */
    MM_Wait(50);
    LM_NvramInit(pDevice);
#endif
    /* Get the node address.  First try to get in from the shared memory. */
    /* If the signature is not present, then get it from the NVRAM. */
    Value32 = MEM_RD_OFFSET(pDevice, T3_MAC_ADDR_HIGH_MAILBOX);
    if((Value32 >> 16) == 0x484b)
    {

	pDevice->NodeAddress[0] = (LM_UINT8) (Value32 >> 8);
	pDevice->NodeAddress[1] = (LM_UINT8) Value32;

	Value32 = MEM_RD_OFFSET(pDevice, T3_MAC_ADDR_LOW_MAILBOX);

	pDevice->NodeAddress[2] = (LM_UINT8) (Value32 >> 24);
	pDevice->NodeAddress[3] = (LM_UINT8) (Value32 >> 16);
	pDevice->NodeAddress[4] = (LM_UINT8) (Value32 >> 8);
	pDevice->NodeAddress[5] = (LM_UINT8) Value32;

	Status = LM_STATUS_SUCCESS;
    }
    else
    {
	Status = LM_NvramRead(pDevice, 0x7c, &Value32);
	if(Status == LM_STATUS_SUCCESS)
	{
	    pDevice->NodeAddress[0] = (LM_UINT8) (Value32 >> 16);
	    pDevice->NodeAddress[1] = (LM_UINT8) (Value32 >> 24);

	    Status = LM_NvramRead(pDevice, 0x80, &Value32);

	    pDevice->NodeAddress[2] = (LM_UINT8) Value32;
	    pDevice->NodeAddress[3] = (LM_UINT8) (Value32 >> 8);
	    pDevice->NodeAddress[4] = (LM_UINT8) (Value32 >> 16);
	    pDevice->NodeAddress[5] = (LM_UINT8) (Value32 >> 24);
	}
    }

    /* Assign a default address. */
    if(Status != LM_STATUS_SUCCESS)
    {
#ifndef EMBEDDED
	printk(KERN_ERR "Cannot get MAC addr from NVRAM. Using default.\n");
#endif
	pDevice->NodeAddress[0] = 0x00; pDevice->NodeAddress[1] = 0x10;
	pDevice->NodeAddress[2] = 0x18; pDevice->NodeAddress[3] = 0x68;
	pDevice->NodeAddress[4] = 0x61; pDevice->NodeAddress[5] = 0x76;
    }

    pDevice->PermanentNodeAddress[0] = pDevice->NodeAddress[0];
    pDevice->PermanentNodeAddress[1] = pDevice->NodeAddress[1];
    pDevice->PermanentNodeAddress[2] = pDevice->NodeAddress[2];
    pDevice->PermanentNodeAddress[3] = pDevice->NodeAddress[3];
    pDevice->PermanentNodeAddress[4] = pDevice->NodeAddress[4];
    pDevice->PermanentNodeAddress[5] = pDevice->NodeAddress[5];

    /* Initialize the default values. */
    pDevice->NoTxPseudoHdrChksum = FALSE;
    pDevice->NoRxPseudoHdrChksum = FALSE;
    pDevice->NicSendBd = FALSE;
    pDevice->TxPacketDescCnt = DEFAULT_TX_PACKET_DESC_COUNT;
    pDevice->RxStdDescCnt = DEFAULT_STD_RCV_DESC_COUNT;
    pDevice->RxCoalescingTicks = DEFAULT_RX_COALESCING_TICKS;
    pDevice->TxCoalescingTicks = DEFAULT_TX_COALESCING_TICKS;
    pDevice->RxMaxCoalescedFrames = DEFAULT_RX_MAX_COALESCED_FRAMES;
    pDevice->TxMaxCoalescedFrames = DEFAULT_TX_MAX_COALESCED_FRAMES;
    pDevice->RxCoalescingTicksDuringInt = BAD_DEFAULT_VALUE;
    pDevice->TxCoalescingTicksDuringInt = BAD_DEFAULT_VALUE;
    pDevice->RxMaxCoalescedFramesDuringInt = BAD_DEFAULT_VALUE;
    pDevice->TxMaxCoalescedFramesDuringInt = BAD_DEFAULT_VALUE;
    pDevice->StatsCoalescingTicks = DEFAULT_STATS_COALESCING_TICKS;
    pDevice->EnableMWI = FALSE;
    pDevice->TxMtu = MAX_ETHERNET_PACKET_SIZE_NO_CRC;
    pDevice->RxMtu = MAX_ETHERNET_PACKET_SIZE_NO_CRC;
    pDevice->DisableAutoNeg = FALSE;
    pDevice->PhyIntMode = T3_PHY_INT_MODE_AUTO;
    pDevice->LinkChngMode = T3_LINK_CHNG_MODE_AUTO;
    pDevice->LedMode = LED_MODE_AUTO;
    pDevice->ResetPhyOnInit = TRUE;
    pDevice->DelayPciGrant = TRUE;
    pDevice->UseTaggedStatus = FALSE;
    pDevice->OneDmaAtOnce = BAD_DEFAULT_VALUE;

    pDevice->DmaMbufLowMark = T3_DEF_DMA_MBUF_LOW_WMARK_JUMBO;
    pDevice->RxMacMbufLowMark = T3_DEF_RX_MAC_MBUF_LOW_WMARK_JUMBO;
    pDevice->MbufHighMark = T3_DEF_MBUF_HIGH_WMARK_JUMBO;

    pDevice->RequestedMediaType = LM_REQUESTED_MEDIA_TYPE_AUTO;
    pDevice->TaskOffloadCap = LM_TASK_OFFLOAD_NONE;
    pDevice->FlowControlCap = LM_FLOW_CONTROL_AUTO_PAUSE;
    pDevice->EnableTbi = FALSE;
#if INCLUDE_TBI_SUPPORT
    pDevice->PollTbiLink = BAD_DEFAULT_VALUE;
#endif

    switch (T3_ASIC_REV(pDevice->ChipRevId))
    {
    case T3_ASIC_REV_5704:
	pDevice->MbufBase = T3_NIC_MBUF_POOL_ADDR;
	pDevice->MbufSize = T3_NIC_MBUF_POOL_SIZE64;
	break;
    default:
	pDevice->MbufBase = T3_NIC_MBUF_POOL_ADDR;
	pDevice->MbufSize = T3_NIC_MBUF_POOL_SIZE96;
	break;
    }

    pDevice->LinkStatus = LM_STATUS_LINK_DOWN;
    pDevice->QueueRxPackets = TRUE;

    pDevice->EnableWireSpeed = TRUE;

#if T3_JUMBO_RCV_RCB_ENTRY_COUNT
    pDevice->RxJumboDescCnt = DEFAULT_JUMBO_RCV_DESC_COUNT;
#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */

    /* Make this is a known adapter. */
    pAdapterInfo = LM_GetAdapterInfoBySsid(pDevice->SubsystemVendorId,
	pDevice->SubsystemId);

    pDevice->BondId = REG_RD(pDevice, Grc.MiscCfg) & GRC_MISC_BD_ID_MASK;
    if (pDevice->BondId != GRC_MISC_BD_ID_5700 &&
	pDevice->BondId != GRC_MISC_BD_ID_5701 &&
	pDevice->BondId != GRC_MISC_BD_ID_5702FE &&
	pDevice->BondId != GRC_MISC_BD_ID_5703 &&
	pDevice->BondId != GRC_MISC_BD_ID_5703S &&
	pDevice->BondId != GRC_MISC_BD_ID_5704 &&
	pDevice->BondId != GRC_MISC_BD_ID_5704CIOBE)
    {
	return LM_STATUS_UNKNOWN_ADAPTER;
    }

    pDevice->SplitModeEnable = SPLIT_MODE_DISABLE;
    if ((pDevice->ChipRevId == T3_CHIP_ID_5704_A0) &&
	(pDevice->BondId == GRC_MISC_BD_ID_5704CIOBE))
    {
	pDevice->SplitModeEnable = SPLIT_MODE_ENABLE;
	pDevice->SplitModeMaxReq = SPLIT_MODE_5704_MAX_REQ;
    }

    /* Get Eeprom info. */
    Value32 = MEM_RD_OFFSET(pDevice, T3_NIC_DATA_SIG_ADDR);
    if (Value32 == T3_NIC_DATA_SIG)
    {
	EeSigFound = TRUE;
	Value32 = MEM_RD_OFFSET(pDevice, T3_NIC_DATA_NIC_CFG_ADDR);

	/* Determine PHY type. */
	switch (Value32 & T3_NIC_CFG_PHY_TYPE_MASK)
	{
	    case T3_NIC_CFG_PHY_TYPE_COPPER:
		EePhyTypeSerdes = FALSE;
		break;

	    case T3_NIC_CFG_PHY_TYPE_FIBER:
		EePhyTypeSerdes = TRUE;
		break;

	    default:
		EePhyTypeSerdes = FALSE;
		break;
	}

	/* Determine PHY led mode. */
	if(T3_ASIC_REV(pDevice->ChipRevId) == T3_ASIC_REV_5700 ||
	    T3_ASIC_REV(pDevice->ChipRevId) == T3_ASIC_REV_5701)
	{
	    switch(Value32 & T3_NIC_CFG_LED_MODE_MASK)
	    {
		case T3_NIC_CFG_LED_MODE_TRIPLE_SPEED:
		    EePhyLedMode = LED_MODE_THREE_LINK;
		    break;

		case T3_NIC_CFG_LED_MODE_LINK_SPEED:
		    EePhyLedMode = LED_MODE_LINK10;
		    break;

		default:
		    EePhyLedMode = LED_MODE_AUTO;
		    break;
	    }
	}
	else
	{
	    switch(Value32 & T3_NIC_CFG_LED_MODE_MASK)
	    {
		case T3_NIC_CFG_LED_MODE_OPEN_DRAIN:
		    EePhyLedMode = LED_MODE_OPEN_DRAIN;
		    break;

		case T3_NIC_CFG_LED_MODE_OUTPUT:
		    EePhyLedMode = LED_MODE_OUTPUT;
		    break;

		default:
		    EePhyLedMode = LED_MODE_AUTO;
		    break;
	    }
	}
	if(pDevice->ChipRevId == T3_CHIP_ID_5703_A1 ||
	    pDevice->ChipRevId == T3_CHIP_ID_5703_A2)
	{
	    /* Enable EEPROM write protection. */
	    if(Value32 & T3_NIC_EEPROM_WP)
	    {
		pDevice->EepromWp = TRUE;
	    }
	}

	/* Get the PHY Id. */
	Value32 = MEM_RD_OFFSET(pDevice, T3_NIC_DATA_PHY_ID_ADDR);
	if (Value32)
	{
	    EePhyId = (((Value32 & T3_NIC_PHY_ID1_MASK) >> 16) &
		PHY_ID1_OUI_MASK) << 10;

	    Value32 = Value32 & T3_NIC_PHY_ID2_MASK;

	    EePhyId |= ((Value32 & PHY_ID2_OUI_MASK) << 16) |
	      (Value32 & PHY_ID2_MODEL_MASK) | (Value32 & PHY_ID2_REV_MASK);
	}
	else
	{
	    EePhyId = 0;
	}
    }
    else
    {
	EeSigFound = FALSE;
    }

    /* Set the PHY address. */
    pDevice->PhyAddr = PHY_DEVICE_ID;

    /* Disable auto polling. */
    pDevice->MiMode = 0xc0000;
    REG_WR(pDevice, MacCtrl.MiMode, pDevice->MiMode);
    MM_Wait(40);

    /* Get the PHY id. */
    LM_ReadPhy(pDevice, PHY_ID1_REG, &Value32);
    pDevice->PhyId = (Value32 & PHY_ID1_OUI_MASK) << 10;

    LM_ReadPhy(pDevice, PHY_ID2_REG, &Value32);
    pDevice->PhyId |= ((Value32 & PHY_ID2_OUI_MASK) << 16) |
      (Value32 & PHY_ID2_MODEL_MASK) | (Value32 & PHY_ID2_REV_MASK);

    /* Set the EnableTbi flag to false if we have a copper PHY. */
    switch(pDevice->PhyId & PHY_ID_MASK)
    {
	case PHY_BCM5400_PHY_ID:
	    pDevice->EnableTbi = FALSE;
	    break;

	case PHY_BCM5401_PHY_ID:
	    pDevice->EnableTbi = FALSE;
	    break;

	case PHY_BCM5411_PHY_ID:
	    pDevice->EnableTbi = FALSE;
	    break;

	case PHY_BCM5701_PHY_ID:
	    pDevice->EnableTbi = FALSE;
	    break;

	case PHY_BCM5703_PHY_ID:
	    pDevice->EnableTbi = FALSE;
	    break;

	case PHY_BCM5704_PHY_ID:
	    pDevice->EnableTbi = FALSE;
	    break;

	case PHY_BCM8002_PHY_ID:
	    pDevice->EnableTbi = TRUE;
	    break;

	default:

	    if (pAdapterInfo)
	    {
		pDevice->PhyId = pAdapterInfo->PhyId;
		pDevice->EnableTbi = pAdapterInfo->Serdes;
	    }
	    else if (EeSigFound)
	    {
		pDevice->PhyId = EePhyId;
		pDevice->EnableTbi = EePhyTypeSerdes;
	    }
	    break;
    }

    /* Bail out if we don't know the copper PHY id. */
    if(UNKNOWN_PHY_ID(pDevice->PhyId) && !pDevice->EnableTbi)
    {
	return LM_STATUS_FAILURE;
    }

    if(T3_ASIC_REV(pDevice->ChipRevId) == T3_ASIC_REV_5703)
    {
	if((pDevice->SavedCacheLineReg & 0xff00) < 0x4000)
	{
	    pDevice->SavedCacheLineReg &= 0xffff00ff;
	    pDevice->SavedCacheLineReg |= 0x4000;
	}
    }
    /* Change driver parameters. */
    Status = MM_GetConfig(pDevice);
    if(Status != LM_STATUS_SUCCESS)
    {
	return Status;
    }

#if INCLUDE_5701_AX_FIX
    if (pDevice->ChipRevId == T3_CHIP_ID_5701_A0 ||
	pDevice->ChipRevId == T3_CHIP_ID_5701_B0)
    {
	pDevice->ResetPhyOnInit = TRUE;
    }
#endif

    /* Save the current phy link status. */
    if(!pDevice->EnableTbi)
    {
	LM_ReadPhy(pDevice, PHY_STATUS_REG, &Value32);
	LM_ReadPhy(pDevice, PHY_STATUS_REG, &Value32);

	/* If we don't have link reset the PHY. */
	if(!(Value32 & PHY_STATUS_LINK_PASS) || pDevice->ResetPhyOnInit)
	{

	    LM_WritePhy(pDevice, PHY_CTRL_REG, PHY_CTRL_PHY_RESET);

	    for(j = 0; j < 100; j++)
	    {
		MM_Wait(10);

		LM_ReadPhy(pDevice, PHY_CTRL_REG, &Value32);
		if(Value32 && !(Value32 & PHY_CTRL_PHY_RESET))
		{
		    MM_Wait(40);
		    break;
		}
	    }


#if INCLUDE_5701_AX_FIX
	    /* 5701_AX_BX bug:  only advertises 10mb speed. */
	    if(pDevice->ChipRevId == T3_CHIP_ID_5701_A0 ||
		pDevice->ChipRevId == T3_CHIP_ID_5701_B0)
	    {

		Value32 = PHY_AN_AD_PROTOCOL_802_3_CSMA_CD |
		    PHY_AN_AD_10BASET_HALF | PHY_AN_AD_10BASET_FULL |
		    PHY_AN_AD_100BASETX_FULL | PHY_AN_AD_100BASETX_HALF;
		Value32 |= GetPhyAdFlowCntrlSettings(pDevice);
		LM_WritePhy(pDevice, PHY_AN_AD_REG, Value32);
		pDevice->advertising = Value32;

		Value32 = BCM540X_AN_AD_1000BASET_HALF |
		    BCM540X_AN_AD_1000BASET_FULL | BCM540X_CONFIG_AS_MASTER |
		    BCM540X_ENABLE_CONFIG_AS_MASTER;
		LM_WritePhy(pDevice, BCM540X_1000BASET_CTRL_REG, Value32);
		pDevice->advertising1000 = Value32;

		LM_WritePhy(pDevice, PHY_CTRL_REG, PHY_CTRL_AUTO_NEG_ENABLE |
		    PHY_CTRL_RESTART_AUTO_NEG);
	    }
#endif
	    if(T3_ASIC_REV(pDevice->ChipRevId) == T3_ASIC_REV_5703)
	    {
		LM_WritePhy(pDevice, 0x18, 0x0c00);
		LM_WritePhy(pDevice, 0x17, 0x201f);
		LM_WritePhy(pDevice, 0x15, 0x2aaa);
	    }
	    if(pDevice->ChipRevId == T3_CHIP_ID_5704_A0)
	    {
		LM_WritePhy(pDevice, 0x1c, 0x8d68);
		LM_WritePhy(pDevice, 0x1c, 0x8d68);
	    }
	    /* Enable Ethernet@WireSpeed. */
	    if(pDevice->EnableWireSpeed)
	    {
		LM_WritePhy(pDevice, 0x18, 0x7007);
		LM_ReadPhy(pDevice, 0x18, &Value32);
		LM_WritePhy(pDevice, 0x18, Value32 | BIT_15 | BIT_4);
	    }
	}
    }

    /* Turn off tap power management. */
    if((pDevice->PhyId & PHY_ID_MASK) == PHY_BCM5401_PHY_ID)
    {
	LM_WritePhy(pDevice, BCM5401_AUX_CTRL, 0x0c20);
	LM_WritePhy(pDevice, BCM540X_DSP_ADDRESS_REG, 0x0012);
	LM_WritePhy(pDevice, BCM540X_DSP_RW_PORT, 0x1804);
	LM_WritePhy(pDevice, BCM540X_DSP_ADDRESS_REG, 0x0013);
	LM_WritePhy(pDevice, BCM540X_DSP_RW_PORT, 0x1204);
	LM_WritePhy(pDevice, BCM540X_DSP_ADDRESS_REG, 0x8006);
	LM_WritePhy(pDevice, BCM540X_DSP_RW_PORT, 0x0132);
	LM_WritePhy(pDevice, BCM540X_DSP_ADDRESS_REG, 0x8006);
	LM_WritePhy(pDevice, BCM540X_DSP_RW_PORT, 0x0232);
	LM_WritePhy(pDevice, BCM540X_DSP_ADDRESS_REG, 0x201f);
	LM_WritePhy(pDevice, BCM540X_DSP_RW_PORT, 0x0a20);

	MM_Wait(40);
    }

#if INCLUDE_TBI_SUPPORT
    pDevice->IgnoreTbiLinkChange = FALSE;

    if(pDevice->EnableTbi)
    {
	pDevice->WakeUpModeCap = LM_WAKE_UP_MODE_NONE;
	pDevice->PhyIntMode = T3_PHY_INT_MODE_LINK_READY;
	if ((pDevice->PollTbiLink == BAD_DEFAULT_VALUE) ||
	    pDevice->DisableAutoNeg)
	{
	    pDevice->PollTbiLink = FALSE;
	}
    }
    else
    {
	pDevice->PollTbiLink = FALSE;
    }
#endif /* INCLUDE_TBI_SUPPORT */

    /* UseTaggedStatus is only valid for 5701 and later. */
    if (T3_ASIC_REV(pDevice->ChipRevId) == T3_ASIC_REV_5700)
    {
	pDevice->UseTaggedStatus = FALSE;

	pDevice->CoalesceMode = 0;
    }
    else
    {
	pDevice->CoalesceMode = HOST_COALESCE_CLEAR_TICKS_ON_RX_BD_EVENT |