ixtimesyncacc.c

有关ARM开发板上的IXP400网络驱动程序的源码以。

/*
 * Disable the interrupt for the indicated mode of Auxiliary Time Stamp
 * in the IEEE 1588 hardware assist block
 */
PUBLIC IxTimeSyncAccStatus
ixTimeSyncAccAuxTimeInterruptDisable(IxTimeSyncAccAuxMode auxMode)
{
    /* Verify the parameters */
    if (IX_TIMESYNCACC_AUXMODE_INVALID <= auxMode)
    {
        return IX_TIMESYNCACC_INVALIDPARAM;
    } /* if (IX_TIMESYNCACC_AUXMODE_INVALID <= auxMode) */

    /* Initialised before? */
    IXP400_TIMESYNCACC_INIT_CHECK();

    /* Unregister the Callback and CLEAR the amm/asm bits on */
    if (IX_TIMESYNCACC_AUXMODE_MASTER == auxMode)
    {
        ixTimeSyncAccControlAmmsInterruptMaskClear();
        ixTsAuxMasterTimeCallback = (IxTimeSyncAccAuxTimeCallback) NULL;
    }
    /* else of if (IX_TIMESYNCACC_AUXMODE_MASTER == auxMode) */
    else
    {
        ixTimeSyncAccControlAsmsInterruptMaskClear();
        ixTsAuxSlaveTimeCallback = (IxTimeSyncAccAuxTimeCallback) NULL;
    } /* end of if (IX_TIMESYNCACC_AUXMODE_MASTER == auxMode) */

    return IX_TIMESYNCACC_SUCCESS;
} /* end of ixTimeSyncAccAuxTimeInterruptDisable() function */

/*
 * Poll for the Auxiliary Time Stamp captured for the mode indicated 
 * (Master or Slave)
 */
PUBLIC IxTimeSyncAccStatus
ixTimeSyncAccAuxTimePoll(IxTimeSyncAccAuxMode auxMode,
    BOOL *auxPollFlag,
    IxTimeSyncAccTimeValue *auxTime)
{
    /* Local variables */
    BOOL ammsFlag = FALSE;
    BOOL asmsFlag = FALSE;

    /* Verify the parameters */
    if (((BOOL *)NULL == auxPollFlag) ||
        (IX_TIMESYNCACC_AUXMODE_INVALID <= auxMode) ||
        ((IxTimeSyncAccTimeValue *)NULL == auxTime))
    {
        return IX_TIMESYNCACC_INVALIDPARAM;
    } /* end of if (((BOOL *)NULL == auxPollFlag) ||
                    (IX_TIMESYNCACC_AUXMODE_INVALID <= auxMode) ||
                    ((IxTimeSyncAccTimeValue *)NULL == auxTime)) */

    /* Initialised before? */
    IXP400_TIMESYNCACC_INIT_CHECK();

    /* Fetch Auxiliary Master/Slave Mode Snapshot */
    if (IX_TIMESYNCACC_AUXMODE_MASTER == auxMode)
    {
        /* Is interrupt mode of processing is enabled? */
        if ((IxTimeSyncAccAuxTimeCallback) NULL != ixTsAuxMasterTimeCallback)
        {
            return IX_TIMESYNCACC_INTERRUPTMODEINUSE;
        } /* end of if ((IxTimeSyncAccAuxTimeCallback) NULL != 
                        ixTsAuxMasterTimeCallback) */

        /* Is the Auxiliary Master Mode Snapshot available? */
        ammsFlag = ixTimeSyncAccEventAmmsFlagGet();
        if (FALSE == ammsFlag)
        {
            *auxPollFlag = FALSE;
            auxTime->timeValueLowWord =0;
            auxTime->timeValueHighWord = 0;
            return IX_TIMESYNCACC_SUCCESS;
        } /* end of if (FALSE == ammsFlag) */

        /* Fetch Auxiliary Master Snapshot */
        ixTimeSyncAccAuxMasterModeSnapshotGet(&auxTime->timeValueLowWord,
                                              &auxTime->timeValueHighWord);
        *auxPollFlag = TRUE;

        /* Clear the snapshot availability condition */
        ixTimeSyncAccEventAmmsFlagClear();
    }
    /* else of if (IX_TIMESYNCACC_AUXMODE_MASTER == auxMode) */
    else
    {
        /* Is interrupt mode of processing is enabled? */
        if ((IxTimeSyncAccAuxTimeCallback) NULL != ixTsAuxSlaveTimeCallback)
        {
            return IX_TIMESYNCACC_INTERRUPTMODEINUSE;
        } /* end of if ((IxTimeSyncAccAuxTimeCallback) NULL != 
                        ixTsAuxSlaveTimeCallback) */

        /* Is the Auxiliary Slave Mode Snapshot available? */
        asmsFlag = ixTimeSyncAccEventAsmsFlagGet();
        if (FALSE == asmsFlag)
        {
            *auxPollFlag = FALSE;
            auxTime->timeValueLowWord =0;
            auxTime->timeValueHighWord = 0;
            return IX_TIMESYNCACC_SUCCESS;
        } /* end of if (FALSE == asmsFlag) */

        /* Fetch Auxiliary Slave Snapshot */
        ixTimeSyncAccAuxSlaveModeSnapshotGet(&auxTime->timeValueLowWord,
                                             &auxTime->timeValueHighWord);
        *auxPollFlag = TRUE;

        /* Clear the snapshot availability condition */
        ixTimeSyncAccEventAsmsFlagClear();
    } /* end of if (IX_TIMESYNCACC_AUXMODE_MASTER == auxMode) */

    return IX_TIMESYNCACC_SUCCESS;
} /* end of ixTimeSyncAccAuxTimePoll() function */

/* Reset the IEEE 1588 hardware assist block */
PUBLIC IxTimeSyncAccStatus
ixTimeSyncAccReset(void)
{
    /* Initialised before? */
    IXP400_TIMESYNCACC_INIT_CHECK();

    /* Reset Hardware Assist */
    ixTimeSyncAccControlReset();

    /* Clear Stats */
    ixTsStats.rxMsgs = ixTsStats.txMsgs = 0;

    /* Unregister any Callback Routines */
    ixTsTargetTimeCallback    = (IxTimeSyncAccTargetTimeCallback) NULL;
    ixTsAuxMasterTimeCallback = (IxTimeSyncAccAuxTimeCallback) NULL;
    ixTsAuxSlaveTimeCallback  = (IxTimeSyncAccAuxTimeCallback) NULL;

    return IX_TIMESYNCACC_SUCCESS;
} /* end of ixTimeSyncAccReset() function */

/* Return the IxTimeSyncAcc Statistics */
PUBLIC IxTimeSyncAccStatus
ixTimeSyncAccStatsGet(IxTimeSyncAccStats *timeSyncStats)
{
    /* Verify the parameter */
    if ((IxTimeSyncAccStats *) NULL == timeSyncStats)
    {
        return IX_TIMESYNCACC_INVALIDPARAM;
    } /* end of ((IxTimeSyncAccStats *) NULL == timeSyncStats) */

    /* Return Stats */
    timeSyncStats->rxMsgs = ixTsStats.rxMsgs; 
    timeSyncStats->txMsgs = ixTsStats.txMsgs; 

    return IX_TIMESYNCACC_SUCCESS;
} /* end of ixTimeSyncAccStatsGet() function */

/* Reset Time Sync statistics */
PUBLIC void
ixTimeSyncAccStatsReset(void)
{
    /* Clear Stats */
    ixTsStats.rxMsgs = ixTsStats.txMsgs = 0;

    return;
} /* end of ixTimeSyncAccStatsReset() function */

/* Display the Time Sync current status */
PUBLIC IxTimeSyncAccStatus
ixTimeSyncAccShow(void)
{
    /* Local Varaiables */
    UINT32 regValue = 0;
    UINT32 regLowValue = 0;
    UINT32 regHighValue = 0;
    UINT16 seqId = 0;
    UINT32 uuIdLow = 0;
    UINT16 uuIdHigh = 0;
    BOOL   bitSet   = FALSE;
    UINT32 ptpPortNum = 0;

    /* Initialised before? */
    IXP400_TIMESYNCACC_INIT_CHECK();

    /* Dump Block Level Status */

    /* System Time registers contents */
    regLowValue = 0;
    regHighValue = 0;
    ixTimeSyncAccSystemTimeSnapshotGet(&regLowValue, &regHighValue);
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "System Test (Low:High): %x : %x\n",
        regLowValue, regHighValue,0,0,0,0);

    /* Frequency Scaling Value */
    regValue = 0;
    ixTimeSyncAccAddendFsvGet(&regValue);
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Frequency Scaling Value: %x\n",
        regValue,0,0,0,0,0);

    /* Target time reached/exceeded interrupt mask value */
    bitSet = ixTimeSyncAccControlTtmInterruptMaskGet();
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Target Time Reached/Exceeded Interrupt Mask: %s\n",
        (INT32)((TRUE == bitSet) ? "ENABLED":"DISABLED"),0,0,0,0,0);

    /* Target time reached/exceeded event flag value */
    bitSet = ixTimeSyncAccEventTtmFlagGet();
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Target Time Reached/Exceeded Event Flag: %s\n",
        (INT32)((TRUE == bitSet) ? "SET":"CLEAR"),0,0,0,0,0);

    /* Target Time registers contents  */
    regLowValue = 0;
    regHighValue = 0;
    ixTimeSyncAccTargetTimeSnapshotGet(&regLowValue, &regHighValue);
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Target Time (Low:High): %x : %x\n",
        regLowValue, regHighValue,0,0,0,0);

    /* Auxiliary Master Mode Snapshot interrupt mask value */
    bitSet = ixTimeSyncAccControlAmmsInterruptMaskGet();
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Auxiliary Master Mode Snapshot Interrupt Mask: %s\n",
        (INT32)((TRUE == bitSet) ? "ENABLED":"DISABLED"),0,0,0,0,0);

    /* Auxiliary Master Mode Snapshot event flag value */
    bitSet = ixTimeSyncAccEventAmmsFlagGet();
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Auxiliary Master Mode Snapshot Event Flag: %s\n",
        (INT32)((TRUE == bitSet) ? "SET":"CLEAR"),0,0,0,0,0);

    /* Auxiliary Master Snapshot registers */
    regLowValue = 0;
    regHighValue = 0;
    ixTimeSyncAccAuxMasterModeSnapshotGet(&regLowValue, &regHighValue);
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
       "Auxiliary Master Mode Snapshot (Low:High): %x : %x\n",
        regLowValue, regHighValue,0,0,0,0);

    /* Auxiliary Slave Mode Snapshot interrupt mask value */
    bitSet = ixTimeSyncAccControlAsmsInterruptMaskGet();
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Auxiliary Slave Mode Snapshot Interrupt Mask: %s\n",
        (INT32)((TRUE == bitSet) ? "ENABLED":"DISABLED"),0,0,0,0,0);

    /* Auxiliary Slave Mode Snapshot event flag value */
    bitSet = ixTimeSyncAccEventAsmsFlagGet();
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Auxiliary Slave Mode Snapshot Event Flag: %s\n",
        (INT32)((TRUE == bitSet) ? "SET":"CLEAR"),0,0,0,0,0);
    
    /* Auxiliary Slave Snapshot registers */
    regLowValue = 0;
    regHighValue = 0;
    ixTimeSyncAccAuxSlaveModeSnapshotGet(&regLowValue, &regHighValue);
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Auxiliary Slave Mode Snapshot (Low:High) : %x : %x\n",
        regLowValue, regHighValue,0,0,0,0);

    /* Dump Port Level Status */
    for (ptpPortNum = 0;
         ptpPortNum < IXP400_TIMESYNCACC_MAX_1588PTP_PORT;
         ptpPortNum++)
    {
        /* Display the port number */
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "PTP Port #: %u %s\n",
            ptpPortNum,
            (INT32)((TRUE == ixTsNpeEnabled[ptpPortNum]) ? "***FUSED-OUT***":""),
            0,0,0,0);

        /* Get the Master Mode and Timestamp All PTP messages status */
        bitSet = ixTimeSyncAccControlPTPPortMasterModeGet(ptpPortNum);
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "\tMaster Mode: %s\n",
            (INT32)((TRUE == bitSet) ? "SET":"CLEAR"),0,0,0,0,0);

        bitSet = ixTimeSyncAccControlPTPPortPTPMsgTimestampGet(ptpPortNum);
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "\tTimestamp All Mode: %s\n",
            (INT32)((TRUE == bitSet) ? "SET":"CLEAR"),0,0,0,0,0);

        /* Receive Timestamp Event Flag */
        bitSet = ixTimeSyncAccControlPTPPortRxsFlagGet(ptpPortNum);
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "\tReceive Timestamp Event Flag: %s\n",
            (INT32)((TRUE == bitSet) ? "SET":"CLEAR"),0,0,0,0,0);

        /* Receive timestamp registers */
        regLowValue = 0;
        regHighValue = 0;
        ixTimeSyncAccPTPPortReceiveSnapshotGet(ptpPortNum,
            &regLowValue, &regHighValue);
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "\tReceive Timestamp (Low:High): %x : %x\n",
            regLowValue,regHighValue,0,0,0,0);

        /* UUID and Seq# */
        ixTimeSyncAccPTPMsgUuidSeqIdGet(ptpPortNum, &uuIdLow, &uuIdHigh, &seqId);
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "\tUUID (Low: High (16-Bits)): %x : %x \n"
            "Seq# (16Bits Only): %x\n",
            uuIdLow, uuIdHigh, seqId,0,0,0);

        /* Transmit Timestamp Event Flag */
        bitSet = ixTimeSyncAccControlPTPPortTxsFlagGet(ptpPortNum);
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "\tTransmit Timestamp Event Flag: %s\n",
            (INT32)((TRUE == bitSet) ? "SET":"CLEAR"),0,0,0,0,0);

        /* Transmit timestamp registers */
        regLowValue = 0;
        regHighValue = 0;
        ixTimeSyncAccPTPPortTransmitSnapshotGet(ptpPortNum,
            &regLowValue,&regHighValue);
        ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
            "\tTransmit Timestamp (Low:High): %x : %x\n",
            regLowValue,regHighValue,0,0,0,0);
    } /* end of for (ptpPortNum = 0;
                     ptpPortNum < IXP400_TIMESYNCACC_MAX_1588PTP_PORT;
                     ptpPortNum++) */

    /* Stats */
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Receive Timestamps Count: %u\n"
        "Transmit Timestamp Count: %u\n",
        ixTsStats.rxMsgs, ixTsStats.txMsgs,0,0,0,0);

    /* Callback Routine Addresses */
    ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "Target Time Callback: %p\n"
        "Auxiliary Master Mode Snapshot Callback: %p\n"
        "Auxiliary Slave Mode Snapshot Callback: %p\n",
        (UINT32)ixTsTargetTimeCallback,
        (UINT32)ixTsAuxMasterTimeCallback,
        (UINT32)ixTsAuxSlaveTimeCallback,
        0,0,0);

    return IX_TIMESYNCACC_SUCCESS;
} /* end of ixTimeSyncAccShow() function */

#endif /* __ixp46X */