ixparityenaccmain.c

有关ARM开发板上的IXP400网络驱动程序的源码以。

                break;
            } /* end of case NPE - C DMEM */
            case IX_PARITYENACC_NPE_C_EXT:
            {
                ixParityENAccPEParityErrorStats.npeStats.parityErrorsExternal++;
                break;
            } /* end of case NPE - C EXT */
            default:
            {
                IXP400_PARITYENACC_MSGLOG(IX_OSAL_LOG_LVL_ERROR, IX_OSAL_LOG_DEV_STDERR, 
                    "ixParityENAccParityErrorContextGet(): "
                    "Invalid Parity Source: %0x\n", pecMessage->pecParitySource, 0,0,0,0,0);
                return IX_PARITYENACC_OPERATION_FAILED;
          } /* end of case default */
        } /* end of switch */

        return IX_PARITYENACC_SUCCESS;
    } /* end of if (TRUE == ixIcParityInterruptStatus.npeCParityInterrupt) */

    if (TRUE == ixIcParityInterruptStatus.swcpParityInterrupt)
    {
        if (IX_SUCCESS != ixParityENAccSwcpPEParityErrorContextFetch (
                              &ixSwcpPECMsg))
        {
            return IX_PARITYENACC_OPERATION_FAILED;
        } /* end of if */

        pecMessage->pecParitySource = ixSwcpPECMsg.swcpParitySource;
        pecMessage->pecAccessType = ixSwcpPECMsg.swcpAccessType;

        /* Increment statistics */
        ixParityENAccPEParityErrorStats.swcpStats++;

        return IX_PARITYENACC_SUCCESS;
    } /* end of if (TRUE == ixIcParityInterruptStatus.swcpParityInterrupt) */

    if (TRUE == ixIcParityInterruptStatus.aqmParityInterrupt)
    {
        if (IX_SUCCESS != ixParityENAccAqmPEParityErrorContextFetch(
                              &ixAqmPECMsg))
        {
            return IX_PARITYENACC_OPERATION_FAILED;
        } /* end of if */

        pecMessage->pecParitySource = ixAqmPECMsg.aqmParitySource;
        pecMessage->pecAccessType   = ixAqmPECMsg.aqmAccessType;
        pecMessage->pecAddress      = ixAqmPECMsg.aqmParityAddress;
        pecMessage->pecData         = ixAqmPECMsg.aqmParityData;

        /* Increment statistics */
        ixParityENAccPEParityErrorStats.aqmStats++;

        return IX_PARITYENACC_SUCCESS;
    } /* end of if (TRUE == ixIcParityInterruptStatus.aqmParityInterrupt) */

    if (TRUE == ixIcParityInterruptStatus.pbcParityInterrupt)
    {
        if (IX_SUCCESS != ixParityENAccPbcPEParityErrorContextFetch(
                              &ixPbcPECMsg))
        {
            return IX_PARITYENACC_OPERATION_FAILED;
        } /* end of if */

        pecMessage->pecParitySource = ixPbcPECMsg.pbcParitySource;
        pecMessage->pecAccessType   = ixPbcPECMsg.pbcAccessType;

        /* Increment statistics */
        switch (pecMessage->pecParitySource)
        {
            case IX_PARITYENACC_PBC_INITIATOR:
            {
                ixParityENAccPEParityErrorStats.pbcStats.parityErrorsPciInitiator++;
                break;
            } /* end of case PCI Initiator interface */
            case IX_PARITYENACC_PBC_TARGET:
            {
                ixParityENAccPEParityErrorStats.pbcStats.parityErrorsPciTarget++;
                break;
            } /* end of case PCI Target interface */
            default:
            {
                IXP400_PARITYENACC_MSGLOG(IX_OSAL_LOG_LVL_ERROR, IX_OSAL_LOG_DEV_STDERR, 
                    "ixParityENAccParityErrorContextGet(): "
                    "Invalid Parity Source: %0x\n", pecMessage->pecParitySource, 0,0,0,0,0);
                return IX_PARITYENACC_OPERATION_FAILED;
          } /* end of case default */
        } /* end of switch */

        return IX_PARITYENACC_SUCCESS;
    } /* end of if (TRUE == ixIcParityInterruptStatus.pbcParityInterrupt) */

    if (TRUE == ixIcParityInterruptStatus.ebcParityInterrupt)
    {
        if (IX_SUCCESS != ixParityENAccEbcPEParityErrorContextFetch(
                              &ixEbcPECMsg))
        {
            return IX_PARITYENACC_OPERATION_FAILED;
        } /* end of if */

        pecMessage->pecParitySource = ixEbcPECMsg.ebcParitySource;
        pecMessage->pecAccessType   = ixEbcPECMsg.ebcAccessType;
        pecMessage->pecAddress      = ixEbcPECMsg.ebcParityAddress;

        /* Increment statistics */
        switch (pecMessage->pecParitySource)
        {
            case IX_PARITYENACC_EBC_CS:
            {
                ixParityENAccPEParityErrorStats.ebcStats.parityErrorsOutbound++;
                break;
            } /* end of case EBC CS */
            case IX_PARITYENACC_EBC_EXTMST:
            {
                ixParityENAccPEParityErrorStats.ebcStats.parityErrorsInbound++;
                break;
            } /* end of case EBC EXT Master */     
            default:
            {
                IXP400_PARITYENACC_MSGLOG(IX_OSAL_LOG_LVL_ERROR, IX_OSAL_LOG_DEV_STDERR,
                    "ixParityENAccParityErrorContextGet(): "
                    "Invalid Parity Source: %0x\n", pecMessage->pecParitySource, 0,0,0,0,0);
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of case default */
        } /* end of switch */

        return IX_PARITYENACC_SUCCESS;
    } /* end of if (TRUE == ixIcParityInterruptStatus.ebcParityInterrupt) */

#ifndef NDEBUG
    IXP400_PARITYENACC_MSGLOG(IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "ixParityENAccParityErrorContextGet():"
        "No Parity Interrupt Observed\n",0,0,0,0,0,0);
#endif /* end of #ifndef NDEBUG */

    return IX_PARITYENACC_NO_PARITY;
} /* end of ixParityENAccParityErrorContextGet() function */ 

PUBLIC IxParityENAccStatus
ixParityENAccParityErrorInterruptClear (
    const IxParityENAccParityErrorContextMessage *pecMessage)
{
    /* Local variables */
    IxParityENAccPbcPEParityErrorContext ixPbcPECMsg;

    /* Not initialised before? */
    if (FALSE == ixParityENAccInitStatus)
    {
        return IX_PARITYENACC_NOT_INITIALISED;
    } /* end of if */

    if ((IxParityENAccParityErrorContextMessage *) NULL == pecMessage)
    {
        return IX_PARITYENACC_INVALID_PARAMETERS;
    } /* end of if */

    /* Delegate to the respective sub-module */
    switch (pecMessage->pecParitySource)
    {
        case IX_PARITYENACC_NPE_A_IMEM:
        case IX_PARITYENACC_NPE_A_DMEM:
        case IX_PARITYENACC_NPE_A_EXT:
        {
            if (IX_SUCCESS != ixParityENAccNpePEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_NPE_A))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case NPE-A */       

        case IX_PARITYENACC_NPE_B_IMEM:
        case IX_PARITYENACC_NPE_B_DMEM:
        case IX_PARITYENACC_NPE_B_EXT:
        {
            if (IX_SUCCESS != ixParityENAccNpePEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_NPE_B))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case NPE-B */       
        case IX_PARITYENACC_NPE_C_IMEM:
        case IX_PARITYENACC_NPE_C_DMEM:
        case IX_PARITYENACC_NPE_C_EXT:
        {
            if (IX_SUCCESS != ixParityENAccNpePEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_NPE_C))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case NPE-C */       
        case IX_PARITYENACC_SWCP:
        {
            if (IX_SUCCESS != ixParityENAccSwcpPEParityInterruptClear())
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case SWCP */        
        case IX_PARITYENACC_AQM:
        {
            if (IX_SUCCESS != ixParityENAccAqmPEParityInterruptClear())
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case AQM */     
        case IX_PARITYENACC_MCU_SBIT:
        {
            if (IX_SUCCESS != ixParityENAccMcuPEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_MCU_SBIT, pecMessage->pecAddress))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case MCU SBIT */
        case IX_PARITYENACC_MCU_MBIT:
        {
            if (IX_SUCCESS != ixParityENAccMcuPEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_MCU_MBIT, pecMessage->pecAddress))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case MCU MBIT */
        case IX_PARITYENACC_MCU_OVERFLOW:
        {
            if (IX_SUCCESS != ixParityENAccMcuPEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_MCU_OVERFLOW, pecMessage->pecAddress))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case MCU OVERFLOW */        
        case IX_PARITYENACC_PBC_INITIATOR:
        case IX_PARITYENACC_PBC_TARGET:
        {
            ixPbcPECMsg.pbcParitySource = pecMessage->pecParitySource;
            ixPbcPECMsg.pbcAccessType = pecMessage->pecAccessType;

            if (IX_SUCCESS != ixParityENAccPbcPEParityInterruptClear(
                                  ixPbcPECMsg))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case PBC Target */      
        case IX_PARITYENACC_EBC_CS:
        {
            if (IX_SUCCESS != ixParityENAccEbcPEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_EBC_CS))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case EBC */
        case IX_PARITYENACC_EBC_EXTMST:
        {
            if (IX_SUCCESS != ixParityENAccEbcPEParityInterruptClear(
                                  IXP400_PARITYENACC_PE_EBC_EXTMST))
            {
                return IX_PARITYENACC_OPERATION_FAILED;
            } /* end of if */
            break;
        } /* end of case EBC */     
        default:
        {
            IXP400_PARITYENACC_MSGLOG(IX_OSAL_LOG_LVL_ERROR, IX_OSAL_LOG_DEV_STDERR,
                "ixParityENAccParityErrorInterruptClear(): "
                "Invalid Parity Source: %0x\n", pecMessage->pecParitySource, 0,0,0,0,0);
            return IX_PARITYENACC_INVALID_PARAMETERS;
        } /* end of case default */
    } /* end of switch */

    return IX_PARITYENACC_SUCCESS;
} /* end of ixParityENAccParityErrorInterruptClear() */


PUBLIC IxParityENAccStatus
ixParityENAccStatsGet (
    IxParityENAccParityErrorStats * const ixParityErrorStats)
{
    /* Not initialised before? */
    if (FALSE == ixParityENAccInitStatus)
    {
        return IX_PARITYENACC_NOT_INITIALISED;
    } /* end of if */

    if ((IxParityENAccParityErrorStats *) NULL == ixParityErrorStats)
    {
        return IX_PARITYENACC_INVALID_PARAMETERS;
    } /* end of if */

    /* Return Parity Error Stats for all hardware blocks */
    memcpy((void *)ixParityErrorStats, (void *)&ixParityENAccPEParityErrorStats,
        sizeof(IxParityENAccParityErrorStats));

    return IX_PARITYENACC_SUCCESS;
} /* end of ixParityENAccStatsGet() function */


PUBLIC IxParityENAccStatus
ixParityENAccStatsShow (void)
{
    /* Not initialised before? */
    if (FALSE == ixParityENAccInitStatus)
    {
        return IX_PARITYENACC_NOT_INITIALISED;
    } /* end of if */

    /* Display Parity Error Stats for all hardware blocks */
    IXP400_PARITYENACC_MSGLOG(IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "NPE Parity Errors (IMem=%u, DMem=%u, Ext Err=%u)\n",
        ixParityENAccPEParityErrorStats.npeStats.parityErrorsIMem,
        ixParityENAccPEParityErrorStats.npeStats.parityErrorsDMem,
        ixParityENAccPEParityErrorStats.npeStats.parityErrorsExternal,0,0,0);

    IXP400_PARITYENACC_MSGLOG(IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
        "MCU Parity Errors (SBit=%u, MBit=%u, OvrFlow=%u)\n",
        ixParityENAccPEParityErrorStats.mcuStats.parityErrorsSingleBit,
        ixParityENAccPEParityErrorStats.mcuStats.parityErrorsMultiBit,
        ixParityENAccPEParityErrorStats.mcuStats.parityErrorsOverflow,0,