mp_init.c

Intel EtherExpressTM PRO/100+ Ethernet 网卡在Windows2000/xp下的PCI驱动程序源代码

        Status = NDIS_STATUS_DEVICE_FAILED;
    }

    DBGPRINT_S(Status, ("<-- NICSelfTest, Status=%x\n", Status));

    return Status;
}

NDIS_STATUS NICInitializeAdapter(
    IN  PMP_ADAPTER     Adapter)
/*++
Routine Description:

    Initialize the adapter and set up everything

Arguments:

    Adapter     Pointer to our adapter

Return Value:

    NDIS_STATUS_SUCCESS
    NDIS_STATUS_HARD_ERRORS

--*/    
{
    NDIS_STATUS     Status;

    DBGPRINT(MP_TRACE, ("--> NICInitializeAdapter\n"));

    do
    {

        // set up our link indication variable
        // it doesn't matter what this is right now because it will be
        // set correctly if link fails
        Adapter->MediaState = NdisMediaStateConnected;

        Adapter->CurrentPowerState = NdisDeviceStateD0;
        Adapter->NextPowerState    = NdisDeviceStateD0;

        // Issue a software reset to the D100
        HwSoftwareReset(Adapter);

        // Load the CU BASE (set to 0, because we use linear mode)
        Adapter->CSRAddress->ScbGeneralPointer = 0;
        Status = D100IssueScbCommand(Adapter, SCB_CUC_LOAD_BASE, FALSE);
        if (Status != NDIS_STATUS_SUCCESS)
        {
            break;
        }

        // Wait for the SCB command word to clear before we set the general pointer
        if (!WaitScb(Adapter))
        {
            Status = NDIS_STATUS_HARD_ERRORS;
            break;
        }

        // Load the RU BASE (set to 0, because we use linear mode)
        Adapter->CSRAddress->ScbGeneralPointer = 0;
        Status = D100IssueScbCommand(Adapter, SCB_RUC_LOAD_BASE, FALSE);
        if (Status != NDIS_STATUS_SUCCESS)
        {
            break;
        }

        // Configure the adapter
        Status = HwConfigure(Adapter);
        if (Status != NDIS_STATUS_SUCCESS)
        {
            break;
        }

        Status = HwSetupIAAddress(Adapter);
        if (Status != NDIS_STATUS_SUCCESS) 
        {
            break;
        }

        // Clear the internal counters
        HwClearAllCounters(Adapter);


    } while (FALSE);
    
    if (Status != NDIS_STATUS_SUCCESS)
    {
        NdisWriteErrorLogEntry(
            Adapter->AdapterHandle,
            NDIS_ERROR_CODE_HARDWARE_FAILURE,
            1,
            ERRLOG_INITIALIZE_ADAPTER);
    }

    DBGPRINT_S(Status, ("<-- NICInitializeAdapter, Status=%x\n", Status));

    return Status;
}    


VOID HwSoftwareReset(
    IN  PMP_ADAPTER     Adapter)
/*++
Routine Description:

    Issue a software reset to the hardware    

Arguments:

    Adapter     Pointer to our adapter

Return Value:

    None                                                    

--*/    
{
    DBGPRINT(MP_TRACE, ("--> HwSoftwareReset\n"));

    // Issue a PORT command with a data word of 0
    Adapter->CSRAddress->Port = PORT_SOFTWARE_RESET;

    // wait after the port reset command
    NdisStallExecution(NIC_DELAY_POST_RESET);

    // Mask off our interrupt line -- its unmasked after reset
    NICDisableInterrupt(Adapter);

    DBGPRINT(MP_TRACE, ("<-- HwSoftwareReset\n"));
}


NDIS_STATUS HwConfigure(
    IN  PMP_ADAPTER     Adapter)
/*++
Routine Description:

    Configure the hardware    

Arguments:

    Adapter     Pointer to our adapter

Return Value:

    NDIS_STATUS_SUCCESS
    NDIS_STATUS_HARD_ERRORS

--*/    
{
    NDIS_STATUS         Status;
    PCB_HEADER_STRUC    NonTxCmdBlockHdr = (PCB_HEADER_STRUC)Adapter->NonTxCmdBlock;
    UINT                i;

    DBGPRINT(MP_TRACE, ("--> HwConfigure\n"));

    //
    // Init the packet filter to nothing.
    //
    Adapter->OldPacketFilter = Adapter->PacketFilter;
    Adapter->PacketFilter = 0;
    
    //
    // Store the current setting for BROADCAST/PROMISCUOS modes
    Adapter->OldParameterField = CB_557_CFIG_DEFAULT_PARM15;
    
    // Setup the non-transmit command block header for the configure command.
    NonTxCmdBlockHdr->CbStatus = 0;
    NonTxCmdBlockHdr->CbCommand = CB_CONFIGURE;
    NonTxCmdBlockHdr->CbLinkPointer = DRIVER_NULL;

    // Fill in the configure command data.

    // First fill in the static (end user can't change) config bytes
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[0] = CB_557_CFIG_DEFAULT_PARM0;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[2] = CB_557_CFIG_DEFAULT_PARM2;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[3] = CB_557_CFIG_DEFAULT_PARM3;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[6] = CB_557_CFIG_DEFAULT_PARM6;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[9] = CB_557_CFIG_DEFAULT_PARM9;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[10] = CB_557_CFIG_DEFAULT_PARM10;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[11] = CB_557_CFIG_DEFAULT_PARM11;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[12] = CB_557_CFIG_DEFAULT_PARM12;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[13] = CB_557_CFIG_DEFAULT_PARM13;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[14] = CB_557_CFIG_DEFAULT_PARM14;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[16] = CB_557_CFIG_DEFAULT_PARM16;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[17] = CB_557_CFIG_DEFAULT_PARM17;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[18] = CB_557_CFIG_DEFAULT_PARM18;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[20] = CB_557_CFIG_DEFAULT_PARM20;
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[21] = CB_557_CFIG_DEFAULT_PARM21;

    // Now fill in the rest of the configuration bytes (the bytes that contain
    // user configurable parameters).

    // Set the Tx and Rx Fifo limits
    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[1] =
        (UCHAR) ((Adapter->AiTxFifo << 4) | Adapter->AiRxFifo);

    if (Adapter->MWIEnable)
    {
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[3] |= CB_CFIG_B3_MWI_ENABLE;
    }

    // Set the Tx and Rx DMA maximum byte count fields.
    if ((Adapter->AiRxDmaCount) || (Adapter->AiTxDmaCount))
    {
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[4] =
            Adapter->AiRxDmaCount;
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[5] =
            (UCHAR) (Adapter->AiTxDmaCount | CB_CFIG_DMBC_EN);
    }
    else
    {
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[4] =
            CB_557_CFIG_DEFAULT_PARM4;
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[5] =
            CB_557_CFIG_DEFAULT_PARM5;
    }


    Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[7] =
        (UCHAR) ((CB_557_CFIG_DEFAULT_PARM7 & (~CB_CFIG_URUN_RETRY)) |
        (Adapter->AiUnderrunRetry << 1)
        );

    // Setup for MII or 503 operation.  The CRS+CDT bit should only be set
    // when operating in 503 mode.
    if (Adapter->PhyAddress == 32)
    {
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[8] =
            (CB_557_CFIG_DEFAULT_PARM8 & (~CB_CFIG_503_MII));
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[15] =
            (CB_557_CFIG_DEFAULT_PARM15 | CB_CFIG_CRS_OR_CDT);
    }
    else
    {
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[8] =
            (CB_557_CFIG_DEFAULT_PARM8 | CB_CFIG_503_MII);
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[15] =
            ((CB_557_CFIG_DEFAULT_PARM15 & (~CB_CFIG_CRS_OR_CDT)) | CB_CFIG_BROADCAST_DIS);
    }


    // Setup Full duplex stuff

    // If forced to half duplex
    if (Adapter->AiForceDpx == 1)
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[19] =
            (CB_557_CFIG_DEFAULT_PARM19 &
            (~(CB_CFIG_FORCE_FDX| CB_CFIG_FDX_ENABLE)));

    // If forced to full duplex
    else if (Adapter->AiForceDpx == 2)
        Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[19] =
            (CB_557_CFIG_DEFAULT_PARM19 | CB_CFIG_FORCE_FDX);

    // If auto-duplex
    else
    {
        // We must force full duplex on if we are using PHY 0, and we are
        // supposed to run in FDX mode.  We do this because the D100 has only
        // one FDX# input pin, and that pin will be connected to PHY 1.
        if ((Adapter->PhyAddress == 0) && (Adapter->usDuplexMode == 2))
            Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[19] =
                (CB_557_CFIG_DEFAULT_PARM19 | CB_CFIG_FORCE_FDX);
        else
            Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[19] =
            CB_557_CFIG_DEFAULT_PARM19;
    }


    // display the config info to the debugger
    DBGPRINT(MP_INFO, ("   Issuing Configure command\n"));
    DBGPRINT(MP_INFO, ("   Config Block at virt addr "PTR_FORMAT", phys address %x\n",
        &NonTxCmdBlockHdr->CbStatus, Adapter->NonTxCmdBlockPhys));

    for (i=0; i < CB_CFIG_BYTE_COUNT; i++)
        DBGPRINT(MP_INFO, ("   Config byte %x = %.2x\n", 
            i, Adapter->NonTxCmdBlock->NonTxCb.Config.ConfigBytes[i]));

    // Wait for the SCB command word to clear before we set the general pointer
    if (!WaitScb(Adapter))
    {
        Status = NDIS_STATUS_HARD_ERRORS;
    }
    else
    {
        ASSERT(Adapter->CSRAddress->ScbCommandLow == 0)
        Adapter->CSRAddress->ScbGeneralPointer = Adapter->NonTxCmdBlockPhys;
    
        // Submit the configure command to the chip, and wait for it to complete.
        Status = D100SubmitCommandBlockAndWait(Adapter);
    }

    DBGPRINT_S(Status, ("<-- HwConfigure, Status=%x\n", Status));

    return Status;
}


NDIS_STATUS HwSetupIAAddress(
    IN  PMP_ADAPTER     Adapter)
/*++
Routine Description:

    Set up the individual MAC address                             

Arguments:

    Adapter     Pointer to our adapter

Return Value:

    NDIS_STATUS_SUCCESS
    NDIS_SUCCESS_HARD_ERRORS

--*/    
{
    NDIS_STATUS         Status;
    UINT                i;
    PCB_HEADER_STRUC    NonTxCmdBlockHdr = (PCB_HEADER_STRUC)Adapter->NonTxCmdBlock;

    DBGPRINT(MP_TRACE, ("--> HwSetupIAAddress\n"));

    // Individual Address Setup
    NonTxCmdBlockHdr->CbStatus = 0;
    NonTxCmdBlockHdr->CbCommand = CB_IA_ADDRESS;
    NonTxCmdBlockHdr->CbLinkPointer = DRIVER_NULL;

    // Copy in the station's individual address
    for (i = 0; i < ETH_LENGTH_OF_ADDRESS; i++)
        Adapter->NonTxCmdBlock->NonTxCb.Setup.IaAddress[i] = Adapter->CurrentAddress[i];

    // Update the command list pointer.  We don't need to do a WaitSCB here
    // because this command is either issued immediately after a reset, or
    // after another command that runs in polled mode.  This guarantees that
    // the low byte of the SCB command word will be clear.  The only commands
    // that don't run in polled mode are transmit and RU-start commands.
    ASSERT(Adapter->CSRAddress->ScbCommandLow == 0)
    Adapter->CSRAddress->ScbGeneralPointer = Adapter->NonTxCmdBlockPhys;

    // Submit the IA configure command to the chip, and wait for it to complete.
    Status = D100SubmitCommandBlockAndWait(Adapter);

    DBGPRINT_S(Status, ("<-- HwSetupIAAddress, Status=%x\n", Status));

    return Status;
}

NDIS_STATUS HwClearAllCounters(
    IN  PMP_ADAPTER     Adapter)
/*++
Routine Description:

    This routine will clear the hardware error statistic counters
    
Arguments:

    Adapter     Pointer to our adapter

Return Value:

    NDIS_STATUS_SUCCESS
    NDIS_STATUS_HARD_ERRORS

--*/    
{
    NDIS_STATUS     Status;
    BOOLEAN         bResult;

    DBGPRINT(MP_TRACE, ("--> HwClearAllCounters\n"));

    do
    {
        // Load the dump counters pointer.  Since this command is generated only
        // after the IA setup has complete, we don't need to wait for the SCB
        // command word to clear
        ASSERT(Adapter->CSRAddress->ScbCommandLow == 0)
        Adapter->CSRAddress->ScbGeneralPointer = Adapter->StatsCounterPhys;

        // Issue the load dump counters address command
        Status = D100IssueScbCommand(Adapter, SCB_CUC_DUMP_ADDR, FALSE);
        if (Status != NDIS_STATUS_SUCCESS) 
            break;

        // Now dump and reset all of the statistics
        Status = D100IssueScbCommand(Adapter, SCB_CUC_DUMP_RST_STAT, TRUE);
        if (Status != NDIS_STATUS_SUCCESS) 
            break;

        // Now wait for the dump/reset to complete, timeout value 2 secs
        MP_STALL_AND_WAIT(Adapter->StatsCounters->CommandComplete == 0xA007, 2000, bResult);
        if (!bResult)
        {
            MP_SET_HARDWARE_ERROR(Adapter);
            Status = NDIS_STATUS_HARD_ERRORS;
            break;
        }

        // init packet counts
        Adapter->GoodTransmits = 0;
        Adapter->GoodReceives = 0;

        // init transmit error counts
        Adapter->TxAbortExcessCollisions = 0;
        Adapter->TxLateCollisions = 0;
        Adapter->TxDmaUnderrun = 0;
        Adapter->TxLostCRS = 0;
        Adapter->TxOKButDeferred = 0;
        Adapter->OneRetry = 0;
        Adapter->MoreThanOneRetry = 0;
        Adapter->TotalRetries = 0;

        // init receive error counts
        Adapter->R