ixnpedl.c

AMCC POWERPC 44X系列的U-BOOT文件

                     "Entering ixNpeDlLoadedImageGet\n");

    /* Check input parameters */
    if ((npeId >= IX_NPEDL_NPEID_MAX) || (npeId < 0) || (imageIdPtr == NULL))
    {
        status = IX_NPEDL_PARAM_ERR;
        IX_NPEDL_ERROR_REPORT ("ixNpeDlLoadedImageGet - invalid parameter\n");
    }
    else
    {

         /* If not IXP42X A0 stepping, proceed to check for existence of npe's */
         if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=
	      (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK))
	     || (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ()))
        {
            if (npeId == IX_NPEDL_NPEID_NPEA &&
                (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA) ==
                 IX_FEATURE_CTRL_COMPONENT_DISABLED))
            {
                IX_NPEDL_WARNING_REPORT("Warning: the NPE A component you specified does"
                                        " not exist\n");
                return IX_SUCCESS;
            } /* end of if(npeId) */

            if (npeId == IX_NPEDL_NPEID_NPEB &&
                (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEB) ==
                 IX_FEATURE_CTRL_COMPONENT_DISABLED))
            {
                IX_NPEDL_WARNING_REPORT("Warning: the NPE B component you specified does"
                                        " not exist\n");
                return IX_SUCCESS;
            } /* end of if(npeId) */

            if (npeId == IX_NPEDL_NPEID_NPEC &&
                (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEC) ==
                 IX_FEATURE_CTRL_COMPONENT_DISABLED))
            {
                IX_NPEDL_WARNING_REPORT("Warning: the NPE C component you specified does"
                                        " not exist\n");
                return IX_SUCCESS;
            } /* end of if(npeId) */
        } /* end of if not IXP42x-A0 silicon */

        if (ixNpeDlNpeState[npeId].validImage)
        {
            /* use npeId to get imageId from list of currently loaded
               images */
            *imageIdPtr = ixNpeDlNpeState[npeId].imageId;
        }
        else
        {
            status = IX_FAIL;
        } /* end of if-else(ixNpeDlNpeState) */
    } /* end of if-else(npeId) */

    IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Exiting ixNpeDlLoadedImageGet : status = %d\n",
                     status);
    return status;
}

/*
 * Function definition: ixNpeDlLatestImageGet
 */
PUBLIC IX_STATUS
ixNpeDlLatestImageGet (
    IxNpeDlNpeId npeId,
    IxNpeDlFunctionalityId functionalityId,
    IxNpeDlImageId *imageIdPtr)
{
    IX_STATUS status;

    IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Entering ixNpeDlLatestImageGet\n");

    /* Check input parameters */
    if ((npeId >= IX_NPEDL_NPEID_MAX) ||
        (npeId < 0) ||
        (imageIdPtr == NULL))
    {
        status = IX_NPEDL_PARAM_ERR;
        IX_NPEDL_ERROR_REPORT ("ixNpeDlLatestImageGet - "
                               "invalid parameter\n");
    } /* end of if(npeId) */
    else
    {

	/* If not IXP42X A0 stepping, proceed to check for existence of npe's */
	if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=
	     (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK))
	    || (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ()))
        {
            if (npeId == IX_NPEDL_NPEID_NPEA &&
                (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA) ==
                 IX_FEATURE_CTRL_COMPONENT_DISABLED))
            {
                IX_NPEDL_WARNING_REPORT("Warning: the NPE A component you specified does"
                                        " not exist\n");
                return IX_SUCCESS;
            } /* end of if(npeId) */

            if (npeId == IX_NPEDL_NPEID_NPEB &&
                (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEB) ==
                 IX_FEATURE_CTRL_COMPONENT_DISABLED))
            {
                IX_NPEDL_WARNING_REPORT("Warning: the NPE B component you specified does"
                                        " not exist\n");
                return IX_SUCCESS;
            } /* end of if(npeId) */

            if (npeId == IX_NPEDL_NPEID_NPEC &&
                (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEC) ==
                 IX_FEATURE_CTRL_COMPONENT_DISABLED))
            {
                IX_NPEDL_WARNING_REPORT("Warning: the NPE C component you specified does"
                                        " not exist\n");
                return IX_SUCCESS;
            } /* end of if(npeId) */
        } /* end of if not IXP42x-A0 silicon */

        imageIdPtr->npeId = npeId;
        imageIdPtr->functionalityId = functionalityId;
        imageIdPtr->major = IMAGEID_MAJOR_NUMBER_DEFAULT;
        imageIdPtr->minor = IMAGEID_MINOR_NUMBER_DEFAULT;
        /* Call ImageMgr to get list of images listed in Image Library Header */
        status = ixNpeDlImageMgrLatestImageExtract(imageIdPtr);
    } /* end of if-else(npeId) */

    IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Exiting ixNpeDlLatestImageGet : status = %d\n",
                     status);

    return status;
}

/*
 * Function definition: ixNpeDlNpeStopAndReset
 */
PUBLIC IX_STATUS
ixNpeDlNpeStopAndReset (IxNpeDlNpeId npeId)
{
    IX_STATUS status = IX_SUCCESS;

    IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Entering ixNpeDlNpeStopAndReset\n");

    /* Ensure initialisation has been completed */
    ixNpeDlNpeMgrInit();

    /* If not IXP42X A0 stepping, proceed to check for existence of npe's */
    if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=
	 (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK))
	|| (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ()))
    {
        /*
         * Check whether NPE is present
         */
        if (IX_NPEDL_NPEID_NPEA == npeId)
        {
            /* Check whether NPE A is present */
            if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA)==
                IX_FEATURE_CTRL_COMPONENT_DISABLED)
            {
                /* NPE A does not present */
                IX_NPEDL_WARNING_REPORT ("ixNpeDlNpeStopAndReset - Warning:NPEA does not present.\n");
                return IX_SUCCESS;
            }
        } /* end of if(IX_NPEDL_NPEID_NPEA) */
        else if (IX_NPEDL_NPEID_NPEB == npeId)
        {
            /* Check whether NPE B is present */
            if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEB)==
                IX_FEATURE_CTRL_COMPONENT_DISABLED)
            {
                /* NPE B does not present */
                IX_NPEDL_WARNING_REPORT ("ixNpeDlNpeStopAndReset - Warning:NPEB does not present.\n");
                return IX_SUCCESS;
            }
        } /* end of elseif(IX_NPEDL_NPEID_NPEB) */
        else if (IX_NPEDL_NPEID_NPEC == npeId)
        {
            /* Check whether NPE C is present */
            if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEC)==
                IX_FEATURE_CTRL_COMPONENT_DISABLED)
            {
                /* NPE C does not present */
                IX_NPEDL_WARNING_REPORT ("ixNpeDlNpeStopAndReset - Warning:NPEC does not present.\n");
                return IX_SUCCESS;
            }
        } /* end of elseif(IX_NPEDL_NPEID_NPEC) */
        else
        {
            /* Invalid NPE ID */
            IX_NPEDL_ERROR_REPORT ("ixNpeDlNpeStopAndReset - invalid Npe ID\n");
            status = IX_NPEDL_PARAM_ERR;
        } /* end of if-else(IX_NPEDL_NPEID_NPEC) */
    } /* end of if not IXP42x-A0 Silicon */

    if (status == IX_SUCCESS)
    {
        /* call NpeMgr function to stop the NPE */
        status = ixNpeDlNpeMgrNpeStop (npeId);
        if (status == IX_SUCCESS)
        {
            /* call NpeMgr function to reset the NPE */
            status = ixNpeDlNpeMgrNpeReset (npeId);
        }
    } /* end of if(status) */

    IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Exiting ixNpeDlNpeStopAndReset : status = %d\n", status);

    if (IX_SUCCESS == status)
    {
        /* Indicate NPE has been stopped */
        ixNpeDlNpeStarted[npeId] = FALSE ;
    }

    return status;
}

/*
 * Function definition: ixNpeDlNpeExecutionStart
 */
PUBLIC IX_STATUS
ixNpeDlNpeExecutionStart (IxNpeDlNpeId npeId)
{
    IX_STATUS status = IX_SUCCESS;

    IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Entering ixNpeDlNpeExecutionStart\n");

    /* If not IXP42X A0 stepping, proceed to check for existence of npe's */
    if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=
	 (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK))
	|| (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ()))
    {
        /*
         * Check whether NPE is present
         */
        if (IX_NPEDL_NPEID_NPEA == npeId)
        {
            /* Check whether NPE A is present */
            if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA)==
                IX_FEATURE_CTRL_COMPONENT_DISABLED)
            {
                /* NPE A does not present */
                IX_NPEDL_WARNING_REPORT ("ixNpeDlNpeExecutionStart - Warning:NPEA does not present.\n");
                return IX_SUCCESS;
            }
        } /* end of if(IX_NPEDL_NPEID_NPEA) */
        else if (IX_NPEDL_NPEID_NPEB == npeId)
        {
            /* Check whether NPE B is present */
            if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEB)==
                IX_FEATURE_CTRL_COMPONENT_DISABLED)
            {
                /* NPE B does not present */
                IX_NPEDL_WARNING_REPORT ("ixNpeDlNpeExecutionStart - Warning:NPEB does not present.\n");
                return IX_SUCCESS;
            }
        } /* end of elseif(IX_NPEDL_NPEID_NPEB) */
        else if (IX_NPEDL_NPEID_NPEC ==  npeId)
        {
            /* Check whether NPE C is present */
            if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEC)==
                IX_FEATURE_CTRL_COMPONENT_DISABLED)
            {
                /* NPE C does not present */
                IX_NPEDL_WARNING_REPORT ("ixNpeDlNpeExecutionStart - Warning:NPEC does not present.\n");
                return IX_SUCCESS;
            }
        } /* end of elseif(IX_NPEDL_NPEID_NPEC) */
        else
        {
            /* Invalid NPE ID */
            IX_NPEDL_ERROR_REPORT ("ixNpeDlNpeExecutionStart - invalid Npe ID\n");
            return IX_NPEDL_PARAM_ERR;
        } /* end of if-else(IX_NPEDL_NPEID_NPEC) */
    } /* end of if not IXP42x-A0 Silicon */

    if (TRUE == ixNpeDlNpeStarted[npeId])
    {
        /* NPE has been started. */
        return IX_SUCCESS ;
    }

    /* Ensure initialisation has been completed */
    ixNpeDlNpeMgrInit();

    /* call NpeMgr function to start the NPE */
    status = ixNpeDlNpeMgrNpeStart (npeId);

    if (IX_SUCCESS == status)
    {
        /* Indicate NPE has started */
        ixNpeDlNpeStarted[npeId] = TRUE ;
    }

    IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Exiting ixNpeDlNpeExecutionStart : status = %d\n",
                     status);

    return status;
}

/*
 * Function definition: ixNpeDlNpeExecutionStop
 */
PUBLIC IX_STATUS
ixNpeDlNpeExecutionStop (IxNpeDlNpeId npeId)
{
    IX_STATUS status = IX_SUCCESS;

    IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT,
                     "Entering ixNpeDlNpeExecutionStop\n");

    /* Ensure initialisation has been completed */
    ixNpeDlNpeMgrInit();

    /* If not IXP42X A0 stepping, proceed to check for existence of npe's */
    if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=
	 (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK))
	|| (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ()))