ixethdbfeatures.c

AMCC POWERPC 44X系列的U-BOOT文件

    }

    /* force port enabled */
    portInfo->enabled = TRUE;

    if (enable)
    {
        /* turn on enable bit */
        portInfo->featureStatus |= feature;

#ifdef CONFIG_WITH_VLAN /* test-only: VLAN support not included to save space!!! */
        /* if this is VLAN/QoS set the default priority table */
        if (feature == IX_ETH_DB_VLAN_QOS)
        {
            /* turn on VLAN/QoS (most permissive mode):
                - set default 802.1Q priority mapping table, in accordance to the
                  availability of traffic classes
                - set the acceptable frame filter to accept all
                - set the Ingress tagging mode to pass-through
                - set full VLAN membership list
                - set full TTI table
                - set the default 802.1Q tag to 0 (VLAN ID 0, Pri 0, CFI 0)
                - enable TPID port extraction
            */

            portInfo->ixEthDBTrafficClassCount = portInfo->ixEthDBTrafficClassAvailable;

            /* set default 802.1Q priority mapping table - note that C indexing starts from 0, so we substract 1 here */
            memcpy (defaultPriorityTable,
                (const void *) ixEthIEEE802_1QUserPriorityToTrafficClassMapping[portInfo->ixEthDBTrafficClassCount - 1],
                sizeof (defaultPriorityTable));

            /* update priority mapping and AQM queue assignments */
            status = ixEthDBPriorityMappingTableSet(portID, defaultPriorityTable);

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBAcceptableFrameTypeSet(portID, IX_ETH_DB_ACCEPT_ALL_FRAMES);
            }

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBIngressVlanTaggingEnabledSet(portID, IX_ETH_DB_PASS_THROUGH);
            }

            /* set membership and TTI tables */
            memset (vlanSet, 0xFF, sizeof (vlanSet));

            if (status == IX_ETH_DB_SUCCESS)
            {
                /* use the internal function to bypass PVID check */
                status = ixEthDBPortVlanTableSet(portID, portInfo->vlanMembership, vlanSet);
            }

            if (status == IX_ETH_DB_SUCCESS)
            {
                /* use the internal function to bypass PVID check */
                status = ixEthDBPortVlanTableSet(portID, portInfo->transmitTaggingInfo, vlanSet);
            }

            /* reset the PVID */
            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBPortVlanTagSet(portID, 0);
            }

            /* enable TPID port extraction */
            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBVlanPortExtractionEnable(portID, TRUE);
            }
        }
        else if (feature == IX_ETH_DB_FIREWALL)
#endif
        {
            /* firewall starts in black-list mode unless otherwise configured before *
             * note that invalid source MAC address filtering is disabled by default */
            if (portInfo->firewallMode != IX_ETH_DB_FIREWALL_BLACK_LIST
                && portInfo->firewallMode != IX_ETH_DB_FIREWALL_WHITE_LIST)
            {
                status = ixEthDBFirewallModeSet(portID, IX_ETH_DB_FIREWALL_BLACK_LIST);

                if (status == IX_ETH_DB_SUCCESS)
                {
                    status = ixEthDBFirewallInvalidAddressFilterEnable(portID, FALSE);
                }
            }
        }

        if (status != IX_ETH_DB_SUCCESS)
        {
            /* checks failed, disable */
            portInfo->featureStatus &= ~feature;
        }
    }
    else
    {
        /* turn off features */
        if (feature == IX_ETH_DB_FIREWALL)
        {
            /* turning off the firewall is equivalent to:
                - set to black-list mode
                - clear all the entries and download the new table
                - turn off the invalid source address checking
            */

            status = ixEthDBDatabaseClear(portID, IX_ETH_DB_FIREWALL_RECORD);

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBFirewallModeSet(portID, IX_ETH_DB_FIREWALL_BLACK_LIST);
            }

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBFirewallInvalidAddressFilterEnable(portID, FALSE);
            }

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBFirewallTableDownload(portID);
            }
        }
        else if (feature == IX_ETH_DB_WIFI_HEADER_CONVERSION)
        {
            /* turn off header conversion */
            status = ixEthDBDatabaseClear(portID, IX_ETH_DB_WIFI_RECORD);

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBWiFiConversionTableDownload(portID);
            }
        }
#ifdef CONFIG_WITH_VLAN /* test-only: VLAN support not included to save space!!! */
        else if (feature == IX_ETH_DB_VLAN_QOS)
        {
            /* turn off VLAN/QoS:
                - set a priority mapping table with one traffic class
                - set the acceptable frame filter to accept all
                - set the Ingress tagging mode to pass-through
                - clear the VLAN membership list
                - clear the TTI table
                - set the default 802.1Q tag to 0 (VLAN ID 0, Pri 0, CFI 0)
                - disable TPID port extraction
            */

            /* initialize all => traffic class 0 priority mapping table */
            memset (defaultPriorityTable, 0, sizeof (defaultPriorityTable));
            portInfo->ixEthDBTrafficClassCount = 1;
            status = ixEthDBPriorityMappingTableSet(portID, defaultPriorityTable);

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBAcceptableFrameTypeSet(portID, IX_ETH_DB_ACCEPT_ALL_FRAMES);
            }

            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBIngressVlanTaggingEnabledSet(portID, IX_ETH_DB_PASS_THROUGH);
            }

            /* clear membership and TTI tables */
            memset (vlanSet, 0, sizeof (vlanSet));

            if (status == IX_ETH_DB_SUCCESS)
            {
                /* use the internal function to bypass PVID check */
                status = ixEthDBPortVlanTableSet(portID, portInfo->vlanMembership, vlanSet);
            }

            if (status == IX_ETH_DB_SUCCESS)
            {
                /* use the internal function to bypass PVID check */
                status = ixEthDBPortVlanTableSet(portID, portInfo->transmitTaggingInfo, vlanSet);
            }

            /* reset the PVID */
            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBPortVlanTagSet(portID, 0);
            }

            /* disable TPID port extraction */
            if (status == IX_ETH_DB_SUCCESS)
            {
                status = ixEthDBVlanPortExtractionEnable(portID, FALSE);
            }
        }
#endif

        if (status == IX_ETH_DB_SUCCESS)
        {
            /* checks passed, disable */
            portInfo->featureStatus &= ~feature;
        }
    }

    /* restore port enabled state */
    portInfo->enabled = portEnabled;

    return status;
}

/**
 * @brief returns the status of a feature
 *
 * @param portID port ID
 * @param present location to store a boolean value indicating
 * if the feature is present (TRUE) or not (FALSE)
 * @param enabled location to store a booleam value indicating
 * if the feature is present (TRUE) or not (FALSE)
 *
 * Note that this function is documented in the main component
 * header file, IxEthDB.h.
 *
 * @return IX_ETH_DB_SUCCESS if the operation completed
 * successfully or an appropriate error message otherwise
 */
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBFeatureStatusGet(IxEthDBPortId portID, IxEthDBFeature feature, BOOL *present, BOOL *enabled)
{
    PortInfo *portInfo;

    IX_ETH_DB_CHECK_PORT(portID);

    IX_ETH_DB_CHECK_REFERENCE(present);

    IX_ETH_DB_CHECK_REFERENCE(enabled);

    portInfo = &ixEthDBPortInfo[portID];

    *present = (portInfo->featureCapability & feature) != 0;
    *enabled = (portInfo->featureStatus & feature) != 0;

    return IX_ETH_DB_SUCCESS;
}

/**
 * @brief returns the value of an EthDB property
 *
 * @param portID ID of the port
 * @param feature feature owning the property
 * @param property ID of the property
 * @param type location to store the property type into
 * @param value location to store the property value into
 *
 * Note that this function is documented in the main component
 * header file, IxEthDB.h.
 *
 * @return IX_ETH_DB_SUCCESS if the operation completed
 * successfully or an appropriate error message otherwise
 */
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBFeaturePropertyGet(IxEthDBPortId portID, IxEthDBFeature feature, IxEthDBProperty property, IxEthDBPropertyType *type, void *value)
{
    IX_ETH_DB_CHECK_PORT_EXISTS(portID);

    IX_ETH_DB_CHECK_REFERENCE(type);

    IX_ETH_DB_CHECK_REFERENCE(value);

    if (feature == IX_ETH_DB_VLAN_QOS)
    {
        if (property == IX_ETH_DB_QOS_TRAFFIC_CLASS_COUNT_PROPERTY)
        {
            * (UINT32 *) value = ixEthDBPortInfo[portID].ixEthDBTrafficClassCount;
            *type              = IX_ETH_DB_INTEGER_PROPERTY;

            return IX_ETH_DB_SUCCESS;
        }
        else if (property >= IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY
            && property <= IX_ETH_DB_QOS_TRAFFIC_CLASS_7_RX_QUEUE_PROPERTY)
        {
            UINT32 classDelta = property - IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY;

            if (classDelta >= ixEthDBPortInfo[portID].ixEthDBTrafficClassCount)
            {
                return IX_ETH_DB_FAIL;
            }

            * (UINT32 *) value = ixEthDBPortInfo[portID].ixEthDBTrafficClassAQMAssignments[classDelta];
            *type              = IX_ETH_DB_INTEGER_PROPERTY;

            return IX_ETH_DB_SUCCESS;
        }
    }

    return IX_ETH_DB_INVALID_ARG;
}

/**
 * @brief sets the value of an EthDB property
 *
 * @param portID ID of the port
 * @param feature feature owning the property
 * @param property ID of the property
 * @param value location containing the property value
 *
 * This function implements a private property intended
 * only for EthAcc usage. Upon setting the IX_ETH_DB_QOS_QUEUE_CONFIGURATION_COMPLETE
 * property (the value is ignored), the availability of traffic classes is
 * frozen to whatever traffic class structure is currently in use.
 * This means that if VLAN_QOS has been enabled before EthAcc
 * initialization then all the defined traffic classes will be available;
 * otherwise only one traffic class (0) will be available.
 *
 * Note that this function is documented in the main component
 * header file, IxEthDB.h as not accepting any parameters. The
 * current implementation is only intended for the private use of EthAcc.
 *
 * Also note that once this function is called the effect is irreversible,
 * unless EthDB is complete unloaded and re-initialized.
 *
 * @return IX_ETH_DB_INVALID_ARG (no read-write properties are
 * supported in this release)
 */
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBFeaturePropertySet(IxEthDBPortId portID, IxEthDBFeature feature, IxEthDBProperty property, void *value)
{
    IX_ETH_DB_CHECK_PORT_EXISTS(portID);

    if ((feature == IX_ETH_DB_VLAN_QOS) && (property == IX_ETH_DB_QOS_QUEUE_CONFIGURATION_COMPLETE))
    {
        ixEthDBPortInfo[portID].ixEthDBTrafficClassAvailable = ixEthDBPortInfo[portID].ixEthDBTrafficClassCount;

        return IX_ETH_DB_SUCCESS;
    }

    return IX_ETH_DB_INVALID_ARG;
}