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Diffstat (limited to 'cpu/ixp/npe/IxEthAccMac.c')
| -rw-r--r-- | cpu/ixp/npe/IxEthAccMac.c | 2641 |
1 files changed, 0 insertions, 2641 deletions
diff --git a/cpu/ixp/npe/IxEthAccMac.c b/cpu/ixp/npe/IxEthAccMac.c deleted file mode 100644 index 369ee91..0000000 --- a/cpu/ixp/npe/IxEthAccMac.c +++ /dev/null @@ -1,2641 +0,0 @@ -/** - * @file IxEthAccMac.c - * - * @author Intel Corporation - * @date - * - * @brief MAC control functions - * - * Design Notes: - * - * @par - * IXP400 SW Release version 2.0 - * - * -- Copyright Notice -- - * - * @par - * Copyright 2001-2005, Intel Corporation. - * All rights reserved. - * - * @par - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the Intel Corporation nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * @par - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @par - * -- End of Copyright Notice -- - */ - -#include "IxOsal.h" -#include "IxNpeMh.h" -#ifdef CONFIG_IXP425_COMPONENT_ETHDB -#include "IxEthDB.h" -#endif -#include "IxEthDBPortDefs.h" -#include "IxEthNpe.h" -#include "IxEthAcc.h" -#include "IxEthAccDataPlane_p.h" -#include "IxEthAcc_p.h" -#include "IxEthAccMac_p.h" - -/* Maximum number of retries during ixEthAccPortDisable, which - * is approximately 10 seconds -*/ -#define IX_ETH_ACC_MAX_RETRY 500 - -/* Maximum number of retries during ixEthAccPortDisable when expecting - * timeout - */ -#define IX_ETH_ACC_MAX_RETRY_TIMEOUT 5 - -#define IX_ETH_ACC_VALIDATE_PORT_ID(portId) \ - do \ - { \ - if(!IX_ETH_ACC_IS_PORT_VALID(portId)) \ - { \ - return IX_ETH_ACC_INVALID_PORT; \ - } \ - } while(0) - -PUBLIC IxEthAccMacState ixEthAccMacState[IX_ETH_ACC_NUMBER_OF_PORTS]; - -PRIVATE UINT32 ixEthAccMacBase[IX_ETH_ACC_NUMBER_OF_PORTS]; - -/*Forward function declarations*/ -PRIVATE void -ixEthAccPortDisableRx (IxEthAccPortId portId, - IX_OSAL_MBUF * mBufPtr, - BOOL useMultiBufferCallback); - -PRIVATE void -ixEthAccPortDisableRxAndReplenish (IxEthAccPortId portId, - IX_OSAL_MBUF * mBufPtr, - BOOL useMultiBufferCallback); - -PRIVATE void -ixEthAccPortDisableTxDone (UINT32 cbTag, - IX_OSAL_MBUF *mbuf); - -PRIVATE void -ixEthAccPortDisableTxDoneAndSubmit (UINT32 cbTag, - IX_OSAL_MBUF *mbuf); - -PRIVATE void -ixEthAccPortDisableRxCallback (UINT32 cbTag, - IX_OSAL_MBUF * mBufPtr, - UINT32 learnedPortId); - -PRIVATE void -ixEthAccPortDisableMultiBufferRxCallback (UINT32 cbTag, - IX_OSAL_MBUF **mBufPtr); - -PRIVATE IxEthAccStatus -ixEthAccPortDisableTryTransmit(UINT32 portId); - -PRIVATE IxEthAccStatus -ixEthAccPortDisableTryReplenish(UINT32 portId); - -PRIVATE IxEthAccStatus -ixEthAccPortMulticastMacAddressGet (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr); - -PRIVATE IxEthAccStatus -ixEthAccPortMulticastMacFilterGet (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr); - -PRIVATE void -ixEthAccMacNpeStatsMessageCallback (IxNpeMhNpeId npeId, - IxNpeMhMessage msg); - -PRIVATE void -ixEthAccMacNpeStatsResetMessageCallback (IxNpeMhNpeId npeId, - IxNpeMhMessage msg); - -PRIVATE void -ixEthAccNpeLoopbackMessageCallback (IxNpeMhNpeId npeId, - IxNpeMhMessage msg); - -PRIVATE void -ixEthAccMulticastAddressSet(IxEthAccPortId portId); - -PRIVATE BOOL -ixEthAccMacEqual(IxEthAccMacAddr *macAddr1, - IxEthAccMacAddr *macAddr2); - -PRIVATE void -ixEthAccMacPrint(IxEthAccMacAddr *m); - -PRIVATE void -ixEthAccMacStateUpdate(IxEthAccPortId portId); - -IxEthAccStatus -ixEthAccMacMemInit(void) -{ - ixEthAccMacBase[IX_ETH_PORT_1] = - (UINT32) IX_OSAL_MEM_MAP(IX_ETH_ACC_MAC_0_BASE, - IX_OSAL_IXP400_ETHA_MAP_SIZE); - ixEthAccMacBase[IX_ETH_PORT_2] = - (UINT32) IX_OSAL_MEM_MAP(IX_ETH_ACC_MAC_1_BASE, - IX_OSAL_IXP400_ETHB_MAP_SIZE); -#ifdef __ixp46X - ixEthAccMacBase[IX_ETH_PORT_3] = - (UINT32) IX_OSAL_MEM_MAP(IX_ETH_ACC_MAC_2_BASE, - IX_OSAL_IXP400_ETH_NPEA_MAP_SIZE); - if (ixEthAccMacBase[IX_ETH_PORT_3] == 0) - { - ixOsalLog(IX_OSAL_LOG_LVL_FATAL, - IX_OSAL_LOG_DEV_STDOUT, - "EthAcc: Could not map MAC I/O memory\n", - 0, 0, 0, 0, 0 ,0); - - return IX_ETH_ACC_FAIL; - } -#endif - - if (ixEthAccMacBase[IX_ETH_PORT_1] == 0 - || ixEthAccMacBase[IX_ETH_PORT_2] == 0) - { - ixOsalLog(IX_OSAL_LOG_LVL_FATAL, - IX_OSAL_LOG_DEV_STDOUT, - "EthAcc: Could not map MAC I/O memory\n", - 0, 0, 0, 0, 0 ,0); - - return IX_ETH_ACC_FAIL; - } - - return IX_ETH_ACC_SUCCESS; -} - -void -ixEthAccMacUnload(void) -{ - IX_OSAL_MEM_UNMAP(ixEthAccMacBase[IX_ETH_PORT_1]); - IX_OSAL_MEM_UNMAP(ixEthAccMacBase[IX_ETH_PORT_2]); -#ifdef __ixp46X - IX_OSAL_MEM_UNMAP(ixEthAccMacBase[IX_ETH_PORT_3]); - ixEthAccMacBase[IX_ETH_PORT_3] = 0; -#endif - ixEthAccMacBase[IX_ETH_PORT_2] = 0; - ixEthAccMacBase[IX_ETH_PORT_1] = 0; -} - -IxEthAccStatus -ixEthAccPortEnablePriv(IxEthAccPortId portId) -{ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot enable port.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - printf("EthAcc: (Mac) cannot enable port %d, port not initialized\n", portId); - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - if (ixEthAccPortData[portId].ixEthAccTxData.txBufferDoneCallbackFn == NULL) - { - /* TxDone callback not registered */ - printf("EthAcc: (Mac) cannot enable port %d, TxDone callback not registered\n", portId); - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - if ((ixEthAccPortData[portId].ixEthAccRxData.rxCallbackFn == NULL) - && (ixEthAccPortData[portId].ixEthAccRxData.rxMultiBufferCallbackFn == NULL)) - { - /* Receive callback not registered */ - printf("EthAcc: (Mac) cannot enable port %d, Rx callback not registered\n", portId); - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - if(!ixEthAccMacState[portId].initDone) - { - printf("EthAcc: (Mac) cannot enable port %d, MAC address not set\n", portId); - return (IX_ETH_ACC_MAC_UNINITIALIZED); - } - - /* if the state is being set to what it is already at, do nothing*/ - if (ixEthAccMacState[portId].enabled) - { - return IX_ETH_ACC_SUCCESS; - } - -#ifdef CONFIG_IXP425_COMPONENT_ETHDB - /* enable ethernet database for this port */ - if (ixEthDBPortEnable(portId) != IX_ETH_DB_SUCCESS) - { - printf("EthAcc: (Mac) cannot enable port %d, EthDB failure\n", portId); - return IX_ETH_ACC_FAIL; - } -#endif - - /* set the MAC core registers */ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL2, - IX_ETH_ACC_TX_CNTRL2_RETRIES_MASK); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RANDOM_SEED, - IX_ETH_ACC_RANDOM_SEED_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_THRESH_P_EMPTY, - IX_ETH_ACC_MAC_THRESH_P_EMPTY_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_THRESH_P_FULL, - IX_ETH_ACC_MAC_THRESH_P_FULL_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_DEFER, - IX_ETH_ACC_MAC_TX_DEFER_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_TWO_DEFER_1, - IX_ETH_ACC_MAC_TX_TWO_DEFER_1_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_TWO_DEFER_2, - IX_ETH_ACC_MAC_TX_TWO_DEFER_2_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_SLOT_TIME, - IX_ETH_ACC_MAC_SLOT_TIME_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_INT_CLK_THRESH, - IX_ETH_ACC_MAC_INT_CLK_THRESH_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_BUF_SIZE_TX, - IX_ETH_ACC_MAC_BUF_SIZE_TX_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - IX_ETH_ACC_TX_CNTRL1_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - IX_ETH_ACC_RX_CNTRL1_DEFAULT); - - /* set the global state */ - ixEthAccMacState[portId].portDisableState = ACTIVE; - ixEthAccMacState[portId].enabled = TRUE; - - /* rewrite the setup (including mac filtering) depending - * on current options - */ - ixEthAccMacStateUpdate(portId); - - return IX_ETH_ACC_SUCCESS; -} - -/* - * PortDisable local variables. They contain the intermediate steps - * while the port is being disabled and the buffers being drained out - * of the NPE. - */ -typedef void (*IxEthAccPortDisableRx)(IxEthAccPortId portId, - IX_OSAL_MBUF * mBufPtr, - BOOL useMultiBufferCallback); -static IxEthAccPortRxCallback -ixEthAccPortDisableFn[IX_ETH_ACC_NUMBER_OF_PORTS]; -static IxEthAccPortMultiBufferRxCallback -ixEthAccPortDisableMultiBufferFn[IX_ETH_ACC_NUMBER_OF_PORTS]; -static IxEthAccPortDisableRx -ixEthAccPortDisableRxTable[IX_ETH_ACC_NUMBER_OF_PORTS]; -static UINT32 -ixEthAccPortDisableCbTag[IX_ETH_ACC_NUMBER_OF_PORTS]; -static UINT32 -ixEthAccPortDisableMultiBufferCbTag[IX_ETH_ACC_NUMBER_OF_PORTS]; - -static IxEthAccPortTxDoneCallback -ixEthAccPortDisableTxDoneFn[IX_ETH_ACC_NUMBER_OF_PORTS]; -static UINT32 -ixEthAccPortDisableTxDoneCbTag[IX_ETH_ACC_NUMBER_OF_PORTS]; - -static UINT32 -ixEthAccPortDisableUserBufferCount[IX_ETH_ACC_NUMBER_OF_PORTS]; - -/* - * PortDisable private callbacks functions. They handle the user - * traffic, and the special buffers (one for tx, one for rx) used - * in portDisable. - */ -PRIVATE void -ixEthAccPortDisableTxDone(UINT32 cbTag, - IX_OSAL_MBUF *mbuf) -{ - IxEthAccPortId portId = (IxEthAccPortId)cbTag; - volatile IxEthAccPortDisableState *txState = &ixEthAccMacState[portId].txState; - - /* check for the special mbuf used in portDisable */ - if (mbuf == ixEthAccMacState[portId].portDisableTxMbufPtr) - { - *txState = TRANSMIT_DONE; - } - else - { - /* increment the count of user traffic during portDisable */ - ixEthAccPortDisableUserBufferCount[portId]++; - - /* call client TxDone function */ - ixEthAccPortDisableTxDoneFn[portId](ixEthAccPortDisableTxDoneCbTag[portId], mbuf); - } -} - -PRIVATE IxEthAccStatus -ixEthAccPortDisableTryTransmit(UINT32 portId) -{ - int key; - IxEthAccStatus status = IX_ETH_ACC_SUCCESS; - volatile IxEthAccPortDisableState *txState = &ixEthAccMacState[portId].txState; - /* transmit the special buffer again if it is transmitted - * and update the txState - * This section is protected because the portDisable context - * run an identical code, so the system keeps transmitting at the - * maximum rate. - */ - key = ixOsalIrqLock(); - if (*txState == TRANSMIT_DONE) - { - IX_OSAL_MBUF *mbufTxPtr = ixEthAccMacState[portId].portDisableTxMbufPtr; - *txState = TRANSMIT; - status = ixEthAccPortTxFrameSubmit(portId, - mbufTxPtr, - IX_ETH_ACC_TX_DEFAULT_PRIORITY); - } - ixOsalIrqUnlock(key); - - return status; -} - -PRIVATE void -ixEthAccPortDisableTxDoneAndSubmit(UINT32 cbTag, - IX_OSAL_MBUF *mbuf) -{ - IxEthAccPortId portId = (IxEthAccPortId)cbTag; - - /* call the callback which forwards the traffic to the client */ - ixEthAccPortDisableTxDone(cbTag, mbuf); - - /* try to transmit the buffer used in portDisable - * if seen in TxDone - */ - ixEthAccPortDisableTryTransmit(portId); -} - -PRIVATE void -ixEthAccPortDisableRx (IxEthAccPortId portId, - IX_OSAL_MBUF * mBufPtr, - BOOL useMultiBufferCallback) -{ - volatile IxEthAccPortDisableState *rxState = &ixEthAccMacState[portId].rxState; - IX_OSAL_MBUF *mNextPtr; - - while (mBufPtr) - { - mNextPtr = IX_OSAL_MBUF_NEXT_BUFFER_IN_PKT_PTR(mBufPtr); - IX_OSAL_MBUF_NEXT_BUFFER_IN_PKT_PTR(mBufPtr) = NULL; - - /* check for the special mbuf used in portDisable */ - if (mBufPtr == ixEthAccMacState[portId].portDisableRxMbufPtr) - { - *rxState = RECEIVE; - } - else - { - /* increment the count of user traffic during portDisable */ - ixEthAccPortDisableUserBufferCount[portId]++; - - /* reset the received payload length during portDisable */ - IX_OSAL_MBUF_MLEN(mBufPtr) = 0; - IX_OSAL_MBUF_PKT_LEN(mBufPtr) = 0; - - if (useMultiBufferCallback) - { - /* call the user callback with one unchained - * buffer, without payload. A small array is built - * to be used as a parameter (the user callback expects - * to receive an array ended by a NULL pointer. - */ - IX_OSAL_MBUF *mBufPtrArray[2]; - - mBufPtrArray[0] = mBufPtr; - mBufPtrArray[1] = NULL; - ixEthAccPortDisableMultiBufferFn[portId]( - ixEthAccPortDisableMultiBufferCbTag[portId], - mBufPtrArray); - } - else - { - /* call the user callback with a unchained - * buffer, without payload and the destination port is - * unknown. - */ - ixEthAccPortDisableFn[portId]( - ixEthAccPortDisableCbTag[portId], - mBufPtr, - IX_ETH_DB_UNKNOWN_PORT /* port not found */); - } - } - - mBufPtr = mNextPtr; - } -} - -PRIVATE IxEthAccStatus -ixEthAccPortDisableTryReplenish(UINT32 portId) -{ - int key; - IxEthAccStatus status = IX_ETH_ACC_SUCCESS; - volatile IxEthAccPortDisableState *rxState = &ixEthAccMacState[portId].rxState; - /* replenish with the special buffer again if it is received - * and update the rxState - * This section is protected because the portDisable context - * run an identical code, so the system keeps replenishing at the - * maximum rate. - */ - key = ixOsalIrqLock(); - if (*rxState == RECEIVE) - { - IX_OSAL_MBUF *mbufRxPtr = ixEthAccMacState[portId].portDisableRxMbufPtr; - *rxState = REPLENISH; - IX_OSAL_MBUF_MLEN(mbufRxPtr) = IX_ETHACC_RX_MBUF_MIN_SIZE; - status = ixEthAccPortRxFreeReplenish(portId, mbufRxPtr); - } - ixOsalIrqUnlock(key); - - return status; -} - -PRIVATE void -ixEthAccPortDisableRxAndReplenish (IxEthAccPortId portId, - IX_OSAL_MBUF * mBufPtr, - BOOL useMultiBufferCallback) -{ - /* call the callback which forwards the traffic to the client */ - ixEthAccPortDisableRx(portId, mBufPtr, useMultiBufferCallback); - - /* try to replenish with the buffer used in portDisable - * if seen in Rx - */ - ixEthAccPortDisableTryReplenish(portId); -} - -PRIVATE void -ixEthAccPortDisableRxCallback (UINT32 cbTag, - IX_OSAL_MBUF * mBufPtr, - UINT32 learnedPortId) -{ - IxEthAccPortId portId = (IxEthAccPortId)cbTag; - - /* call the portDisable receive callback */ - (ixEthAccPortDisableRxTable[portId])(portId, mBufPtr, FALSE); -} - -PRIVATE void -ixEthAccPortDisableMultiBufferRxCallback (UINT32 cbTag, - IX_OSAL_MBUF **mBufPtr) -{ - IxEthAccPortId portId = (IxEthAccPortId)cbTag; - - while (*mBufPtr) - { - /* call the portDisable receive callback with one buffer at a time */ - (ixEthAccPortDisableRxTable[portId])(portId, *mBufPtr++, TRUE); - } -} - -IxEthAccStatus -ixEthAccPortDisablePriv(IxEthAccPortId portId) -{ - IxEthAccStatus status = IX_ETH_ACC_SUCCESS; - int key; - int retry, retryTimeout; - volatile IxEthAccPortDisableState *state = &ixEthAccMacState[portId].portDisableState; - volatile IxEthAccPortDisableState *rxState = &ixEthAccMacState[portId].rxState; - volatile IxEthAccPortDisableState *txState = &ixEthAccMacState[portId].txState; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot disable port.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* if the state is being set to what it is already at, do nothing */ - if (!ixEthAccMacState[portId].enabled) - { - return IX_ETH_ACC_SUCCESS; - } - - *state = DISABLED; - - /* disable MAC receive first */ - ixEthAccPortRxDisablePriv(portId); - -#ifdef CONFIG_IXP425_COMPONENT_ETHDB - /* disable ethernet database for this port - It is done now to avoid - * issuing ELT maintenance after requesting 'port disable' in an NPE - */ - if (ixEthDBPortDisable(portId) != IX_ETH_DB_SUCCESS) - { - status = IX_ETH_ACC_FAIL; - IX_ETH_ACC_FATAL_LOG("ixEthAccPortDisable: failed to disable EthDB for this port\n", 0, 0, 0, 0, 0, 0); - } -#endif - - /* enter the critical section */ - key = ixOsalIrqLock(); - - /* swap the Rx and TxDone callbacks */ - ixEthAccPortDisableFn[portId] = ixEthAccPortData[portId].ixEthAccRxData.rxCallbackFn; - ixEthAccPortDisableMultiBufferFn[portId] = ixEthAccPortData[portId].ixEthAccRxData.rxMultiBufferCallbackFn; - ixEthAccPortDisableCbTag[portId] = ixEthAccPortData[portId].ixEthAccRxData.rxCallbackTag; - ixEthAccPortDisableMultiBufferCbTag[portId] = ixEthAccPortData[portId].ixEthAccRxData.rxMultiBufferCallbackTag; - ixEthAccPortDisableTxDoneFn[portId] = ixEthAccPortData[portId].ixEthAccTxData.txBufferDoneCallbackFn; - ixEthAccPortDisableTxDoneCbTag[portId] = ixEthAccPortData[portId].ixEthAccTxData.txCallbackTag; - ixEthAccPortDisableRxTable[portId] = ixEthAccPortDisableRx; - - /* register temporary callbacks */ - ixEthAccPortData[portId].ixEthAccRxData.rxCallbackFn = ixEthAccPortDisableRxCallback; - ixEthAccPortData[portId].ixEthAccRxData.rxCallbackTag = portId; - - ixEthAccPortData[portId].ixEthAccRxData.rxMultiBufferCallbackFn = ixEthAccPortDisableMultiBufferRxCallback; - ixEthAccPortData[portId].ixEthAccRxData.rxMultiBufferCallbackTag = portId; - - ixEthAccPortData[portId].ixEthAccTxData.txBufferDoneCallbackFn = ixEthAccPortDisableTxDone; - ixEthAccPortData[portId].ixEthAccTxData.txCallbackTag = portId; - - /* initialise the Rx state and Tx states */ - *txState = TRANSMIT_DONE; - *rxState = RECEIVE; - - /* exit the critical section */ - ixOsalIrqUnlock(key); - - /* enable a NPE loopback */ - if (ixEthAccNpeLoopbackEnablePriv(portId) != IX_ETH_ACC_SUCCESS) - { - status = IX_ETH_ACC_FAIL; - } - - if (status == IX_ETH_ACC_SUCCESS) - { - retry = 0; - - /* Step 1 : Drain Tx traffic and TxDone queues : - * - * Transmit and replenish at least once with the - * special buffers until both of them are seen - * in the callback hook - * - * (the receive callback keeps replenishing, so once we see - * the special Tx buffer, we can be sure that Tx drain is complete) - */ - ixEthAccPortDisableRxTable[portId] - = ixEthAccPortDisableRxAndReplenish; - ixEthAccPortData[portId].ixEthAccTxData.txBufferDoneCallbackFn - = ixEthAccPortDisableTxDone; - - do - { - /* keep replenishing */ - status = ixEthAccPortDisableTryReplenish(portId); - if (status == IX_ETH_ACC_SUCCESS) - { - /* keep transmitting */ - status = ixEthAccPortDisableTryTransmit(portId); - } - if (status == IX_ETH_ACC_SUCCESS) - { - /* wait for some traffic being processed */ - ixOsalSleep(IX_ETH_ACC_PORT_DISABLE_DELAY_MSECS); - } - } - while ((status == IX_ETH_ACC_SUCCESS) - && (retry++ < IX_ETH_ACC_MAX_RETRY) - && (*txState == TRANSMIT)); - - /* Step 2 : Drain Rx traffic, RxFree and Rx queues : - * - * Transmit and replenish at least once with the - * special buffers until both of them are seen - * in the callback hook - * (the transmit callback keeps transmitting, and when we see - * the special Rx buffer, we can be sure that rxFree drain - * is complete) - * - * The nested loop helps to retry if the user was keeping - * replenishing or transmitting during portDisable. - * - * The 2 nested loops ensure more retries if user traffic is - * seen during portDisable : the user should not replenish - * or transmit while portDisable is running. However, because of - * the queueing possibilities in ethAcc dataplane, it is possible - * that a lot of traffic is left in the queues (e.g. when - * transmitting over a low speed link) and therefore, more - * retries are allowed to help flushing the buffers out. - */ - ixEthAccPortDisableRxTable[portId] - = ixEthAccPortDisableRx; - ixEthAccPortData[portId].ixEthAccTxData.txBufferDoneCallbackFn - = ixEthAccPortDisableTxDoneAndSubmit; - - do - { - do - { - ixEthAccPortDisableUserBufferCount[portId] = 0; - - /* keep replenishing */ - status = ixEthAccPortDisableTryReplenish(portId); - if (status == IX_ETH_ACC_SUCCESS) - { - /* keep transmitting */ - status = ixEthAccPortDisableTryTransmit(portId); - } - if (status == IX_ETH_ACC_SUCCESS) - { - /* wait for some traffic being processed */ - ixOsalSleep(IX_ETH_ACC_PORT_DISABLE_DELAY_MSECS); - } - } - while ((status == IX_ETH_ACC_SUCCESS) - && (retry++ < IX_ETH_ACC_MAX_RETRY) - && ((ixEthAccPortDisableUserBufferCount[portId] != 0) - || (*rxState == REPLENISH))); - - /* After the first iteration, change the receive callbacks, - * to process only 1 buffer at a time - */ - ixEthAccPortDisableRxTable[portId] - = ixEthAccPortDisableRx; - ixEthAccPortData[portId].ixEthAccTxData.txBufferDoneCallbackFn - = ixEthAccPortDisableTxDone; - - /* repeat the whole process while user traffic is seen in TxDone - * - * The conditions to stop the loop are - * - Xscale has both Rx and Tx special buffers - * (txState = transmit, rxState = receive) - * - any error in txSubmit or rxReplenish - * - no user traffic seen - * - an excessive amount of retries - */ - } - while ((status == IX_ETH_ACC_SUCCESS) - && (retry < IX_ETH_ACC_MAX_RETRY) - && (*txState == TRANSMIT)); - - /* check the loop exit conditions. The NPE should not hold - * the special buffers. - */ - if ((*rxState == REPLENISH) || (*txState == TRANSMIT)) - { - status = IX_ETH_ACC_FAIL; - } - - if (status == IX_ETH_ACC_SUCCESS) - { - /* Step 3 : Replenish without transmitting until a timeout - * occurs, in order to drain the internal NPE fifos - * - * we can expect a few frames srill held - * in the NPE. - * - * The 2 nested loops take care about the NPE dropping traffic - * (including loopback traffic) when the Rx queue is full. - * - * The timeout value is very conservative - * since the loopback used keeps replenishhing. - * - */ - do - { - ixEthAccPortDisableRxTable[portId] = ixEthAccPortDisableRxAndReplenish; - ixEthAccPortDisableUserBufferCount[portId] = 0; - retryTimeout = 0; - do - { - /* keep replenishing */ - status = ixEthAccPortDisableTryReplenish(portId); - if (status == IX_ETH_ACC_SUCCESS) - { - /* wait for some traffic being processed */ - ixOsalSleep(IX_ETH_ACC_PORT_DISABLE_DELAY_MSECS); - } - } - while ((status == IX_ETH_ACC_SUCCESS) - && (retryTimeout++ < IX_ETH_ACC_MAX_RETRY_TIMEOUT)); - - /* Step 4 : Transmit once. Stop replenish - * - * After the Rx timeout, we are sure that the NPE does not - * hold any frame in its internal NPE fifos. - * - * At this point, the NPE still holds the last rxFree buffer. - * By transmitting a single frame, this should unblock the - * last rxFree buffer. This code just transmit once and - * wait for both frames seen in TxDone and in rxFree. - * - */ - ixEthAccPortDisableRxTable[portId] = ixEthAccPortDisableRx; - status = ixEthAccPortDisableTryTransmit(portId); - - /* the NPE should immediatelyt release - * the last Rx buffer and the last transmitted buffer - * unless the last Tx frame was dropped (rx queue full) - */ - if (status == IX_ETH_ACC_SUCCESS) - { - retryTimeout = 0; - do - { - ixOsalSleep(IX_ETH_ACC_PORT_DISABLE_DELAY_MSECS); - } - while ((*rxState == REPLENISH) - && (retryTimeout++ < IX_ETH_ACC_MAX_RETRY_TIMEOUT)); - } - - /* the NPE may have dropped the traffic because of Rx - * queue being full. This code ensures that the last - * Tx and Rx frames are both received. - */ - } - while ((status == IX_ETH_ACC_SUCCESS) - && (retry++ < IX_ETH_ACC_MAX_RETRY) - && ((*txState == TRANSMIT) - || (*rxState == REPLENISH) - || (ixEthAccPortDisableUserBufferCount[portId] != 0))); - - /* Step 5 : check the final states : the NPE has - * no buffer left, nor in Tx , nor in Rx directions. - */ - if ((*rxState == REPLENISH) || (*txState == TRANSMIT)) - { - status = IX_ETH_ACC_FAIL; - } - } - - /* now all the buffers are drained, disable NPE loopback - * This is done regardless of the logic to drain the queues and - * the internal buffers held by the NPE. - */ - if (ixEthAccNpeLoopbackDisablePriv(portId) != IX_ETH_ACC_SUCCESS) - { - status = IX_ETH_ACC_FAIL; - } - } - - /* disable MAC Tx and Rx services */ - ixEthAccMacState[portId].enabled = FALSE; - ixEthAccMacStateUpdate(portId); - - /* restore the Rx and TxDone callbacks (within a critical section) */ - key = ixOsalIrqLock(); - - ixEthAccPortData[portId].ixEthAccRxData.rxCallbackFn = ixEthAccPortDisableFn[portId]; - ixEthAccPortData[portId].ixEthAccRxData.rxCallbackTag = ixEthAccPortDisableCbTag[portId]; - ixEthAccPortData[portId].ixEthAccRxData.rxMultiBufferCallbackFn = ixEthAccPortDisableMultiBufferFn[portId]; - ixEthAccPortData[portId].ixEthAccRxData.rxMultiBufferCallbackTag = ixEthAccPortDisableMultiBufferCbTag[portId]; - ixEthAccPortData[portId].ixEthAccTxData.txBufferDoneCallbackFn = ixEthAccPortDisableTxDoneFn[portId]; - ixEthAccPortData[portId].ixEthAccTxData.txCallbackTag = ixEthAccPortDisableTxDoneCbTag[portId]; - - ixOsalIrqUnlock(key); - - /* the MAC core rx/tx disable may left the MAC hardware in an - * unpredictable state. A hw reset is executed before resetting - * all the MAC parameters to a known value. - */ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_CORE_CNTRL, - IX_ETH_ACC_CORE_RESET); - - ixOsalSleep(IX_ETH_ACC_MAC_RESET_DELAY); - - /* rewrite all parameters to their current value */ - ixEthAccMacStateUpdate(portId); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_INT_CLK_THRESH, - IX_ETH_ACC_MAC_INT_CLK_THRESH_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_CORE_CNTRL, - IX_ETH_ACC_CORE_MDC_EN); - - return status; -} - -IxEthAccStatus -ixEthAccPortEnabledQueryPriv(IxEthAccPortId portId, BOOL *enabled) -{ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot enable port.\n",(INT32)portId,0,0,0,0,0); - - /* Since Eth NPE is not available, port must be disabled */ - *enabled = FALSE ; - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - /* Since Eth NPE is not available, port must be disabled */ - *enabled = FALSE ; - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - *enabled = ixEthAccMacState[portId].enabled; - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortMacResetPriv(IxEthAccPortId portId) -{ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot reset Ethernet coprocessor.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_CORE_CNTRL, - IX_ETH_ACC_CORE_RESET); - - ixOsalSleep(IX_ETH_ACC_MAC_RESET_DELAY); - - /* rewrite all parameters to their current value */ - ixEthAccMacStateUpdate(portId); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_INT_CLK_THRESH, - IX_ETH_ACC_MAC_INT_CLK_THRESH_DEFAULT); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_CORE_CNTRL, - IX_ETH_ACC_CORE_MDC_EN); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortLoopbackEnable(IxEthAccPortId portId) -{ - UINT32 regval; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot enable loopback.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* read register */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - /* update register */ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval | IX_ETH_ACC_RX_CNTRL1_LOOP_EN); - - return IX_ETH_ACC_SUCCESS; -} - -PRIVATE void -ixEthAccNpeLoopbackMessageCallback (IxNpeMhNpeId npeId, - IxNpeMhMessage msg) -{ - IxEthAccPortId portId = IX_ETH_ACC_NPE_TO_PORT_ID(npeId); - -#ifndef NDEBUG - /* Prudent to at least check the port is within range */ - if (portId >= IX_ETH_ACC_NUMBER_OF_PORTS) - { - IX_ETH_ACC_FATAL_LOG("IXETHACC:ixEthAccPortDisableMessageCallback: Illegal port: %u\n", - (UINT32) portId, 0, 0, 0, 0, 0); - - return; - } -#endif - - /* unlock message reception mutex */ - ixOsalMutexUnlock(&ixEthAccMacState[portId].npeLoopbackMessageLock); -} - -IxEthAccStatus -ixEthAccNpeLoopbackEnablePriv(IxEthAccPortId portId) -{ - IX_STATUS npeMhStatus; - IxNpeMhMessage message; - IxEthAccStatus status = IX_ETH_ACC_SUCCESS; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot enable NPE loopback.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* enable NPE loopback (lsb of the message contains the value 1) */ - message.data[0] = (IX_ETHNPE_SETLOOPBACK_MODE << IX_ETH_ACC_MAC_MSGID_SHL) - | 0x01; - message.data[1] = 0; - - npeMhStatus = ixNpeMhMessageWithResponseSend(IX_ETH_ACC_PORT_TO_NPE_ID(portId), - message, - IX_ETHNPE_SETLOOPBACK_MODE_ACK, - ixEthAccNpeLoopbackMessageCallback, - IX_NPEMH_SEND_RETRIES_DEFAULT); - - if (npeMhStatus != IX_SUCCESS) - { - status = IX_ETH_ACC_FAIL; - } - else - { - /* wait for NPE loopbackEnable response */ - if (ixOsalMutexLock(&ixEthAccMacState[portId]. npeLoopbackMessageLock, - IX_ETH_ACC_PORT_DISABLE_DELAY_MSECS) - != IX_SUCCESS) - { - status = IX_ETH_ACC_FAIL; - } - } - - return status; -} - -IxEthAccStatus -ixEthAccPortTxEnablePriv(IxEthAccPortId portId) -{ - UINT32 regval; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot enable TX.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* read register */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - - /* update register */ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval | IX_ETH_ACC_TX_CNTRL1_TX_EN); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortRxEnablePriv(IxEthAccPortId portId) -{ - UINT32 regval; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot enable RX.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* read register */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - /* update register */ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval | IX_ETH_ACC_RX_CNTRL1_RX_EN); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortLoopbackDisable(IxEthAccPortId portId) -{ - UINT32 regval; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot disable loopback.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /*disable MAC loopabck */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - (regval & ~IX_ETH_ACC_RX_CNTRL1_LOOP_EN)); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccNpeLoopbackDisablePriv(IxEthAccPortId portId) -{ - IX_STATUS npeMhStatus; - IxNpeMhMessage message; - IxEthAccStatus status = IX_ETH_ACC_SUCCESS; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot enable NPE loopback.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* disable NPE loopback (lsb of the message contains the value 0) */ - message.data[0] = (IX_ETHNPE_SETLOOPBACK_MODE << IX_ETH_ACC_MAC_MSGID_SHL); - message.data[1] = 0; - - npeMhStatus = ixNpeMhMessageWithResponseSend(IX_ETH_ACC_PORT_TO_NPE_ID(portId), - message, - IX_ETHNPE_SETLOOPBACK_MODE_ACK, - ixEthAccNpeLoopbackMessageCallback, - IX_NPEMH_SEND_RETRIES_DEFAULT); - - if (npeMhStatus != IX_SUCCESS) - { - status = IX_ETH_ACC_FAIL; - } - else - { - /* wait for NPE loopbackEnable response */ - if (ixOsalMutexLock(&ixEthAccMacState[portId].npeLoopbackMessageLock, - IX_ETH_ACC_PORT_DISABLE_DELAY_MSECS) - != IX_SUCCESS) - { - status = IX_ETH_ACC_FAIL; - } - } - - return status; -} - -IxEthAccStatus -ixEthAccPortTxDisablePriv(IxEthAccPortId portId) -{ - UINT32 regval; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot disable TX.\n", (INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* read register */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - - /* update register */ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - (regval & ~IX_ETH_ACC_TX_CNTRL1_TX_EN)); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortRxDisablePriv(IxEthAccPortId portId) -{ - UINT32 regval; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Eth %d: Cannot disable RX.\n", (INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* read register */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - /* update register */ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - (regval & ~IX_ETH_ACC_RX_CNTRL1_RX_EN)); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortPromiscuousModeClearPriv(IxEthAccPortId portId) -{ - UINT32 regval; - - /* Turn off promiscuous mode */ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot clear promiscuous mode.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /*set bit 5 of Rx control 1 - enable address filtering*/ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval | IX_ETH_ACC_RX_CNTRL1_ADDR_FLTR_EN); - - ixEthAccMacState[portId].promiscuous = FALSE; - - ixEthAccMulticastAddressSet(portId); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortPromiscuousModeSetPriv(IxEthAccPortId portId) -{ - UINT32 regval; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot set promiscuous mode.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* - * Set bit 5 of Rx control 1 - We enable address filtering even in - * promiscuous mode because we want the MAC to set the appropriate - * bits in m_flags which doesn't happen if we turn off filtering. - */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval | IX_ETH_ACC_RX_CNTRL1_ADDR_FLTR_EN); - - ixEthAccMacState[portId].promiscuous = TRUE; - - ixEthAccMulticastAddressSet(portId); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortUnicastMacAddressSetPriv (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr) -{ - UINT32 i; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot set Unicast Mac Address.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - - if (macAddr == NULL) - { - return IX_ETH_ACC_FAIL; - } - - if ( macAddr->macAddress[0] & IX_ETH_ACC_ETH_MAC_BCAST_MCAST_BIT ) - { - /* This is a multicast/broadcast address cant set it ! */ - return IX_ETH_ACC_FAIL; - } - - if ( macAddr->macAddress[0] == 0 && - macAddr->macAddress[1] == 0 && - macAddr->macAddress[2] == 0 && - macAddr->macAddress[3] == 0 && - macAddr->macAddress[4] == 0 && - macAddr->macAddress[5] == 0 ) - { - /* This is an invalid mac address cant set it ! */ - return IX_ETH_ACC_FAIL; - } - -#ifdef CONFIG_IXP425_COMPONENT_ETHDB - /* update the MAC address in the ethernet database */ - if (ixEthDBPortAddressSet(portId, (IxEthDBMacAddr *) macAddr) != IX_ETH_DB_SUCCESS) - { - return IX_ETH_ACC_FAIL; - } -#endif - - /*Set the Unicast MAC to the specified value*/ - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE;i++) - { - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_UNI_ADDR_1 + i*sizeof(UINT32), - macAddr->macAddress[i]); - } - ixEthAccMacState[portId].initDone = TRUE; - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortUnicastMacAddressGetPriv (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr) -{ - /*Return the current value of the Unicast MAC from h/w - for the specified port*/ - UINT32 i; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot get Unicast Mac Address.\n",(INT32)portId,0,0,0,0,0); - /* Since Eth Npe is unavailable, return invalid MAC Address = 00:00:00:00:00:00 */ - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE;i++) - { - macAddr->macAddress[i] = 0; - } - return IX_ETH_ACC_SUCCESS ; - } - - if(!ixEthAccMacState[portId].initDone) - { - return (IX_ETH_ACC_MAC_UNINITIALIZED); - } - - if (macAddr == NULL) - { - return IX_ETH_ACC_FAIL; - } - - - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE;i++) - { - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_UNI_ADDR_1 + i*sizeof(UINT32), - macAddr->macAddress[i]); - } - return IX_ETH_ACC_SUCCESS; -} - -PRIVATE IxEthAccStatus -ixEthAccPortMulticastMacAddressGet (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr) -{ - /*Return the current value of the Multicast MAC from h/w - for the specified port*/ - UINT32 i; - - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE;i++) - { - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_ADDR_1 + i*sizeof(UINT32), - macAddr->macAddress[i]); - } - - return IX_ETH_ACC_SUCCESS; -} - -PRIVATE IxEthAccStatus -ixEthAccPortMulticastMacFilterGet (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr) -{ - /*Return the current value of the Multicast MAC from h/w - for the specified port*/ - UINT32 i; - - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE;i++) - { - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_ADDR_MASK_1 + i*sizeof(UINT32), - macAddr->macAddress[i]); - } - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortMulticastAddressJoinPriv (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr) -{ - UINT32 i; - IxEthAccMacAddr broadcastAddr = {{0xff,0xff,0xff,0xff,0xff,0xff}}; - - /*Check that the port parameter is valid*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot join Multicast Mac Address.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /*Check that the mac address is valid*/ - if(macAddr == NULL) - { - return IX_ETH_ACC_FAIL; - } - - /* Check that this is a multicast address */ - if (!(macAddr->macAddress[0] & IX_ETH_ACC_ETH_MAC_BCAST_MCAST_BIT)) - { - return IX_ETH_ACC_FAIL; - } - - /* We don't add the Broadcast address */ - if(ixEthAccMacEqual(&broadcastAddr, macAddr)) - { - return IX_ETH_ACC_FAIL; - } - - for (i = 0; - i<ixEthAccMacState[portId].mcastAddrIndex; - i++) - { - /*Check if the current entry already match an existing matches*/ - if(ixEthAccMacEqual(&ixEthAccMacState[portId].mcastAddrsTable[i], macAddr)) - { - /* Address found in the list and already configured, - * return a success status - */ - return IX_ETH_ACC_SUCCESS; - } - } - - /* check for availability at the end of the current table */ - if(ixEthAccMacState[portId].mcastAddrIndex >= IX_ETH_ACC_MAX_MULTICAST_ADDRESSES) - { - return IX_ETH_ACC_FAIL; - } - - /*First add the address to the multicast table for the - specified port*/ - i=ixEthAccMacState[portId].mcastAddrIndex; - - memcpy(&ixEthAccMacState[portId].mcastAddrsTable[i], - &macAddr->macAddress, - IX_IEEE803_MAC_ADDRESS_SIZE); - - /*Increment the index into the table, this must be done here - as MulticastAddressSet below needs to know about the latest - entry. - */ - ixEthAccMacState[portId].mcastAddrIndex++; - - /*Then calculate the new value to be written to the address and - address mask registers*/ - ixEthAccMulticastAddressSet(portId); - - return IX_ETH_ACC_SUCCESS; -} - - -IxEthAccStatus -ixEthAccPortMulticastAddressJoinAllPriv (IxEthAccPortId portId) -{ - IxEthAccMacAddr mcastMacAddr = {{0x1,0x0,0x0,0x0,0x0,0x0}}; - - /*Check that the port parameter is valid*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot join all Multicast Address.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /* remove all entries from the database and - * insert a multicast entry - */ - memcpy(&ixEthAccMacState[portId].mcastAddrsTable[0], - &mcastMacAddr.macAddress, - IX_IEEE803_MAC_ADDRESS_SIZE); - - ixEthAccMacState[portId].mcastAddrIndex = 1; - ixEthAccMacState[portId].joinAll = TRUE; - - ixEthAccMulticastAddressSet(portId); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortMulticastAddressLeavePriv (IxEthAccPortId portId, - IxEthAccMacAddr *macAddr) -{ - UINT32 i; - IxEthAccMacAddr mcastMacAddr = {{0x1,0x0,0x0,0x0,0x0,0x0}}; - - /*Check that the port parameter is valid*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot leave Multicast Address.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /*Check that the mac address is valid*/ - if(macAddr == NULL) - { - return IX_ETH_ACC_FAIL; - } - /* Remove this mac address from the mask for the specified port - * we copy down all entries above the blanked entry, and - * decrement the index - */ - i=0; - - while(i<ixEthAccMacState[portId].mcastAddrIndex) - { - /*Check if the current entry matches*/ - if(ixEthAccMacEqual(&ixEthAccMacState[portId].mcastAddrsTable[i], - macAddr)) - { - if(ixEthAccMacEqual(macAddr, &mcastMacAddr)) - { - ixEthAccMacState[portId].joinAll = FALSE; - } - /*Decrement the index into the multicast address table - for the current port*/ - ixEthAccMacState[portId].mcastAddrIndex--; - - /*Copy down all entries above the current entry*/ - while(i<ixEthAccMacState[portId].mcastAddrIndex) - { - memcpy(&ixEthAccMacState[portId].mcastAddrsTable[i], - &ixEthAccMacState[portId].mcastAddrsTable[i+1], - IX_IEEE803_MAC_ADDRESS_SIZE); - i++; - } - /*recalculate the mask and write it to the MAC*/ - ixEthAccMulticastAddressSet(portId); - - return IX_ETH_ACC_SUCCESS; - } - /* search the next entry */ - i++; - } - /* no matching entry found */ - return IX_ETH_ACC_NO_SUCH_ADDR; -} - -IxEthAccStatus -ixEthAccPortMulticastAddressLeaveAllPriv (IxEthAccPortId portId) -{ - /*Check that the port parameter is valid*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot leave all Multicast Address.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - ixEthAccMacState[portId].mcastAddrIndex = 0; - ixEthAccMacState[portId].joinAll = FALSE; - - ixEthAccMulticastAddressSet(portId); - - return IX_ETH_ACC_SUCCESS; -} - - -IxEthAccStatus -ixEthAccPortUnicastAddressShowPriv (IxEthAccPortId portId) -{ - IxEthAccMacAddr macAddr; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot show Unicast Address.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - /*Get the MAC (UINICAST) address from hardware*/ - if(ixEthAccPortUnicastMacAddressGetPriv(portId, &macAddr) != IX_ETH_ACC_SUCCESS) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: MAC address uninitialised port %u\n", - (INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_MAC_UNINITIALIZED; - } - - /*print it out*/ - ixEthAccMacPrint(&macAddr); - printf("\n"); - return IX_ETH_ACC_SUCCESS; -} - - - -void -ixEthAccPortMulticastAddressShowPriv(IxEthAccPortId portId) -{ - IxEthAccMacAddr macAddr; - UINT32 i; - - if(!IX_ETH_ACC_IS_PORT_VALID(portId)) - { - return; - } - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot show Multicast Address.\n",(INT32)portId,0,0,0,0,0); - return ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return; - } - - printf("Multicast MAC: "); - /*Get the MAC (MULTICAST) address from hardware*/ - ixEthAccPortMulticastMacAddressGet(portId, &macAddr); - /*print it out*/ - ixEthAccMacPrint(&macAddr); - /*Get the MAC (MULTICAST) filter from hardware*/ - ixEthAccPortMulticastMacFilterGet(portId, &macAddr); - /*print it out*/ - printf(" ( "); - ixEthAccMacPrint(&macAddr); - printf(" )\n"); - printf("Constituent Addresses:\n"); - for(i=0;i<ixEthAccMacState[portId].mcastAddrIndex;i++) - { - ixEthAccMacPrint(&ixEthAccMacState[portId].mcastAddrsTable[i]); - printf("\n"); - } - return; -} - -/*Set the duplex mode*/ -IxEthAccStatus -ixEthAccPortDuplexModeSetPriv (IxEthAccPortId portId, - IxEthAccDuplexMode mode) -{ - UINT32 txregval; - UINT32 rxregval; - - /*This is bit 1 of the transmit control reg, set to 1 for half - duplex, 0 for full duplex*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot set Duplex Mode.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - txregval); - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - rxregval); - - if (mode == IX_ETH_ACC_FULL_DUPLEX) - { - /*Clear half duplex bit in TX*/ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - txregval & ~IX_ETH_ACC_TX_CNTRL1_DUPLEX); - - /*We must set the pause enable in the receive logic when in - full duplex mode*/ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - rxregval | IX_ETH_ACC_RX_CNTRL1_PAUSE_EN); - ixEthAccMacState[portId].fullDuplex = TRUE; - - } - else if (mode == IX_ETH_ACC_HALF_DUPLEX) - { - /*Set half duplex bit in TX*/ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - txregval | IX_ETH_ACC_TX_CNTRL1_DUPLEX); - - /*We must clear pause enable in the receive logic when in - half duplex mode*/ - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - rxregval & ~IX_ETH_ACC_RX_CNTRL1_PAUSE_EN); - - ixEthAccMacState[portId].fullDuplex = FALSE; - } - else - { - return IX_ETH_ACC_FAIL; - } - - - return IX_ETH_ACC_SUCCESS; - -} - - - -IxEthAccStatus -ixEthAccPortDuplexModeGetPriv (IxEthAccPortId portId, - IxEthAccDuplexMode *mode) -{ - /*Return the duplex mode for the specified port*/ - UINT32 regval; - - /*This is bit 1 of the transmit control reg, set to 1 for half - duplex, 0 for full duplex*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot get Duplex Mode.\n",(INT32)portId,0,0,0,0,0); - /* return hald duplex */ - *mode = IX_ETH_ACC_HALF_DUPLEX ; - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - if (mode == NULL) - { - return (IX_ETH_ACC_FAIL); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - - if( regval & IX_ETH_ACC_TX_CNTRL1_DUPLEX) - { - *mode = IX_ETH_ACC_HALF_DUPLEX; - } - else - { - *mode = IX_ETH_ACC_FULL_DUPLEX; - } - - return IX_ETH_ACC_SUCCESS; -} - - - -IxEthAccStatus -ixEthAccPortTxFrameAppendPaddingEnablePriv (IxEthAccPortId portId) -{ - UINT32 regval; - /*Enable FCS computation by the MAC and appending to the - frame*/ - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot enable Tx Frame Append Padding.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval | - IX_ETH_ACC_TX_CNTRL1_PAD_EN); - - ixEthAccMacState[portId].txPADAppend = TRUE; - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortTxFrameAppendPaddingDisablePriv (IxEthAccPortId portId) -{ - UINT32 regval; - - /*disable FCS computation and appending*/ - /*Set bit 4 of Tx control register one to zero*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot disble Tx Frame Append Padding.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval & ~IX_ETH_ACC_TX_CNTRL1_PAD_EN); - - ixEthAccMacState[portId].txPADAppend = FALSE; - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortTxFrameAppendFCSEnablePriv (IxEthAccPortId portId) -{ - UINT32 regval; - - /*Enable FCS computation by the MAC and appending to the - frame*/ - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot enable Tx Frame Append FCS.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval | IX_ETH_ACC_TX_CNTRL1_FCS_EN); - - ixEthAccMacState[portId].txFCSAppend = TRUE; - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortTxFrameAppendFCSDisablePriv (IxEthAccPortId portId) -{ - UINT32 regval; - - /*disable FCS computation and appending*/ - /*Set bit 4 of Tx control register one to zero*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot disable Tx Frame Append FCS.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval & ~IX_ETH_ACC_TX_CNTRL1_FCS_EN); - - ixEthAccMacState[portId].txFCSAppend = FALSE; - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortRxFrameAppendFCSEnablePriv (IxEthAccPortId portId) -{ - /*Set bit 2 of Rx control 1*/ - UINT32 regval; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot enable Rx Frame Append FCS.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval | IX_ETH_ACC_RX_CNTRL1_CRC_EN); - - ixEthAccMacState[portId].rxFCSAppend = TRUE; - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccPortRxFrameAppendFCSDisablePriv (IxEthAccPortId portId) -{ - UINT32 regval; - - /*Clear bit 2 of Rx control 1*/ - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot disable Rx Frame Append FCS.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval & ~IX_ETH_ACC_RX_CNTRL1_CRC_EN); - - ixEthAccMacState[portId].rxFCSAppend = FALSE; - return IX_ETH_ACC_SUCCESS; -} - - - -PRIVATE void -ixEthAccMacNpeStatsMessageCallback (IxNpeMhNpeId npeId, - IxNpeMhMessage msg) -{ - IxEthAccPortId portId = IX_ETH_ACC_NPE_TO_PORT_ID(npeId); - -#ifndef NDEBUG - /* Prudent to at least check the port is within range */ - if (portId >= IX_ETH_ACC_NUMBER_OF_PORTS) - { - IX_ETH_ACC_FATAL_LOG( - "IXETHACC:ixEthAccMacNpeStatsMessageCallback: Illegal port: %u\n", - (UINT32)portId, 0, 0, 0, 0, 0); - return; - } -#endif - - /*Unblock Stats Get call*/ - ixOsalMutexUnlock(&ixEthAccMacState[portId].ackMIBStatsLock); - -} - -PRIVATE void -ixEthAccMibIIStatsEndianConvert (IxEthEthObjStats *retStats) -{ - /* endianness conversion */ - - /* Rx stats */ - retStats->dot3StatsAlignmentErrors = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsAlignmentErrors); - retStats->dot3StatsFCSErrors = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsFCSErrors); - retStats->dot3StatsInternalMacReceiveErrors = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsInternalMacReceiveErrors); - retStats->RxOverrunDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxOverrunDiscards); - retStats->RxLearnedEntryDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxLearnedEntryDiscards); - retStats->RxLargeFramesDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxLargeFramesDiscards); - retStats->RxSTPBlockedDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxSTPBlockedDiscards); - retStats->RxVLANTypeFilterDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxVLANTypeFilterDiscards); - retStats->RxVLANIdFilterDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxVLANIdFilterDiscards); - retStats->RxInvalidSourceDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxInvalidSourceDiscards); - retStats->RxBlackListDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxBlackListDiscards); - retStats->RxWhiteListDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxWhiteListDiscards); - retStats->RxUnderflowEntryDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->RxUnderflowEntryDiscards); - - /* Tx stats */ - retStats->dot3StatsSingleCollisionFrames = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsSingleCollisionFrames); - retStats->dot3StatsMultipleCollisionFrames = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsMultipleCollisionFrames); - retStats->dot3StatsDeferredTransmissions = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsDeferredTransmissions); - retStats->dot3StatsLateCollisions = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsLateCollisions); - retStats->dot3StatsExcessiveCollsions = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsExcessiveCollsions); - retStats->dot3StatsInternalMacTransmitErrors = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsInternalMacTransmitErrors); - retStats->dot3StatsCarrierSenseErrors = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->dot3StatsCarrierSenseErrors); - retStats->TxLargeFrameDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->TxLargeFrameDiscards); - retStats->TxVLANIdFilterDiscards = - IX_OSAL_SWAP_BE_SHARED_LONG(retStats->TxVLANIdFilterDiscards); -} - -IxEthAccStatus -ixEthAccMibIIStatsGet (IxEthAccPortId portId, - IxEthEthObjStats *retStats ) -{ - IxNpeMhMessage message; - - if (!IX_ETH_ACC_IS_SERVICE_INITIALIZED()) - { - printf("EthAcc: ixEthAccMibIIStatsGet (Mac) EthAcc service is not initialized\n"); - return (IX_ETH_ACC_FAIL); - } - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (retStats == NULL) - { - printf("EthAcc: ixEthAccMibIIStatsGet (Mac) NULL argument\n"); - return (IX_ETH_ACC_FAIL); - } - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - printf("EthAcc: ixEthAccMibIIStatsGet (Mac) NPE for port %d is not available\n", portId); - - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot get MIB II Stats.\n",(INT32)portId,0,0,0,0,0); - - /* Return all zero stats */ - IX_ETH_ACC_MEMSET(retStats, 0, sizeof(IxEthEthObjStats)); - - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - printf("EthAcc: ixEthAccMibIIStatsGet (Mac) port %d is not initialized\n", portId); - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - IX_OSAL_CACHE_INVALIDATE(retStats, sizeof(IxEthEthObjStats)); - - message.data[0] = IX_ETHNPE_GETSTATS << IX_ETH_ACC_MAC_MSGID_SHL; - message.data[1] = (UINT32) IX_OSAL_MMU_VIRT_TO_PHYS(retStats); - - /* Permit only one task to request MIB statistics Get operation - at a time */ - ixOsalMutexLock(&ixEthAccMacState[portId].MIBStatsGetAccessLock, IX_OSAL_WAIT_FOREVER); - - if(ixNpeMhMessageWithResponseSend(IX_ETH_ACC_PORT_TO_NPE_ID(portId), - message, - IX_ETHNPE_GETSTATS, - ixEthAccMacNpeStatsMessageCallback, - IX_NPEMH_SEND_RETRIES_DEFAULT) - != IX_SUCCESS) - { - ixOsalMutexUnlock(&ixEthAccMacState[portId].MIBStatsGetAccessLock); - - printf("EthAcc: (Mac) StatsGet failed to send NPE message\n"); - - return IX_ETH_ACC_FAIL; - } - - /* Wait for callback invocation indicating response to - this request - we need this mutex in order to ensure - that the return from this function is synchronous */ - ixOsalMutexLock(&ixEthAccMacState[portId].ackMIBStatsLock, IX_ETH_ACC_MIB_STATS_DELAY_MSECS); - - /* Permit other tasks to perform MIB statistics Get operation */ - ixOsalMutexUnlock(&ixEthAccMacState[portId].MIBStatsGetAccessLock); - - ixEthAccMibIIStatsEndianConvert (retStats); - - return IX_ETH_ACC_SUCCESS; -} - - -PRIVATE void -ixEthAccMacNpeStatsResetMessageCallback (IxNpeMhNpeId npeId, - IxNpeMhMessage msg) -{ - IxEthAccPortId portId = IX_ETH_ACC_NPE_TO_PORT_ID(npeId); - -#ifndef NDEBUG - /* Prudent to at least check the port is within range */ - if (portId >= IX_ETH_ACC_NUMBER_OF_PORTS) - { - IX_ETH_ACC_FATAL_LOG( - "IXETHACC:ixEthAccMacNpeStatsResetMessageCallback: Illegal port: %u\n", - (UINT32)portId, 0, 0, 0, 0, 0); - return; - } -#endif - - /*Unblock Stats Get & reset call*/ - ixOsalMutexUnlock(&ixEthAccMacState[portId].ackMIBStatsResetLock); - -} - - - -IxEthAccStatus -ixEthAccMibIIStatsGetClear (IxEthAccPortId portId, - IxEthEthObjStats *retStats) -{ - IxNpeMhMessage message; - - if (!IX_ETH_ACC_IS_SERVICE_INITIALIZED()) - { - printf("EthAcc: ixEthAccMibIIStatsGetClear (Mac) EthAcc service is not initialized\n"); - return (IX_ETH_ACC_FAIL); - } - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (retStats == NULL) - { - printf("EthAcc: ixEthAccMibIIStatsGetClear (Mac) NULL argument\n"); - return (IX_ETH_ACC_FAIL); - } - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - printf("EthAcc: ixEthAccMibIIStatsGetClear (Mac) NPE for port %d is not available\n", portId); - - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot get and clear MIB II Stats.\n", (INT32)portId, 0, 0, 0, 0, 0); - - /* Return all zero stats */ - IX_ETH_ACC_MEMSET(retStats, 0, sizeof(IxEthEthObjStats)); - - return IX_ETH_ACC_SUCCESS ; - } - - if (!IX_ETH_IS_PORT_INITIALIZED(portId)) - { - printf("EthAcc: ixEthAccMibIIStatsGetClear (Mac) port %d is not initialized\n", portId); - return (IX_ETH_ACC_PORT_UNINITIALIZED); - } - - IX_OSAL_CACHE_INVALIDATE(retStats, sizeof(IxEthEthObjStats)); - - message.data[0] = IX_ETHNPE_RESETSTATS << IX_ETH_ACC_MAC_MSGID_SHL; - message.data[1] = (UINT32) IX_OSAL_MMU_VIRT_TO_PHYS(retStats); - - /* Permit only one task to request MIB statistics Get-Reset operation at a time */ - ixOsalMutexLock(&ixEthAccMacState[portId].MIBStatsGetResetAccessLock, IX_OSAL_WAIT_FOREVER); - - if(ixNpeMhMessageWithResponseSend(IX_ETH_ACC_PORT_TO_NPE_ID(portId), - message, - IX_ETHNPE_RESETSTATS, - ixEthAccMacNpeStatsResetMessageCallback, - IX_NPEMH_SEND_RETRIES_DEFAULT) - != IX_SUCCESS) - { - ixOsalMutexUnlock(&ixEthAccMacState[portId].MIBStatsGetResetAccessLock); - - printf("EthAcc: (Mac) ixEthAccMibIIStatsGetClear failed to send NPE message\n"); - - return IX_ETH_ACC_FAIL; - } - - /* Wait for callback invocation indicating response to this request */ - ixOsalMutexLock(&ixEthAccMacState[portId].ackMIBStatsResetLock, IX_ETH_ACC_MIB_STATS_DELAY_MSECS); - - /* permit other tasks to get and reset MIB stats*/ - ixOsalMutexUnlock(&ixEthAccMacState[portId].MIBStatsGetResetAccessLock); - - ixEthAccMibIIStatsEndianConvert(retStats); - - return IX_ETH_ACC_SUCCESS; -} - -IxEthAccStatus -ixEthAccMibIIStatsClear (IxEthAccPortId portId) -{ - static IxEthEthObjStats retStats; - IxEthAccStatus status; - - if (!IX_ETH_ACC_IS_SERVICE_INITIALIZED()) - { - return (IX_ETH_ACC_FAIL); - } - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot clear MIB II Stats.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - /* there is no reset operation without a corresponding Get */ - status = ixEthAccMibIIStatsGetClear(portId, &retStats); - - return status; -} - -/* Initialize the ethernet MAC settings */ -IxEthAccStatus -ixEthAccMacInit(IxEthAccPortId portId) -{ - IX_OSAL_MBUF_POOL* portDisablePool; - UINT8 *data; - - IX_ETH_ACC_VALIDATE_PORT_ID(portId); - - if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId)) - { - IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot initialize Mac.\n",(INT32)portId,0,0,0,0,0); - return IX_ETH_ACC_SUCCESS ; - } - - if(ixEthAccMacState[portId].macInitialised == FALSE) - { - ixEthAccMacState[portId].fullDuplex = TRUE; - ixEthAccMacState[portId].rxFCSAppend = TRUE; - ixEthAccMacState[portId].txFCSAppend = TRUE; - ixEthAccMacState[portId].txPADAppend = TRUE; - ixEthAccMacState[portId].enabled = FALSE; - ixEthAccMacState[portId].promiscuous = TRUE; - ixEthAccMacState[portId].joinAll = FALSE; - ixEthAccMacState[portId].initDone = FALSE; - ixEthAccMacState[portId].macInitialised = TRUE; - - /* initialize MIB stats mutexes */ - ixOsalMutexInit(&ixEthAccMacState[portId].ackMIBStatsLock); - ixOsalMutexLock(&ixEthAccMacState[portId].ackMIBStatsLock, IX_OSAL_WAIT_FOREVER); - - ixOsalMutexInit(&ixEthAccMacState[portId].ackMIBStatsResetLock); - ixOsalMutexLock(&ixEthAccMacState[portId].ackMIBStatsResetLock, IX_OSAL_WAIT_FOREVER); - - ixOsalMutexInit(&ixEthAccMacState[portId].MIBStatsGetAccessLock); - - ixOsalMutexInit(&ixEthAccMacState[portId].MIBStatsGetResetAccessLock); - - ixOsalMutexInit(&ixEthAccMacState[portId].npeLoopbackMessageLock); - - ixEthAccMacState[portId].portDisableRxMbufPtr = NULL; - ixEthAccMacState[portId].portDisableTxMbufPtr = NULL; - - portDisablePool = IX_OSAL_MBUF_POOL_INIT(2, - IX_ETHACC_RX_MBUF_MIN_SIZE, - "portDisable Pool"); - - IX_OSAL_ENSURE(portDisablePool != NULL, "Failed to initialize PortDisable pool"); - - ixEthAccMacState[portId].portDisableRxMbufPtr = IX_OSAL_MBUF_POOL_GET(portDisablePool); - ixEthAccMacState[portId].portDisableTxMbufPtr = IX_OSAL_MBUF_POOL_GET(portDisablePool); - - IX_OSAL_ENSURE(ixEthAccMacState[portId].portDisableRxMbufPtr != NULL, - "Pool allocation failed"); - IX_OSAL_ENSURE(ixEthAccMacState[portId].portDisableTxMbufPtr != NULL, - "Pool allocation failed"); - /* fill the payload of the Rx mbuf used in portDisable */ - IX_OSAL_MBUF_MLEN(ixEthAccMacState[portId].portDisableRxMbufPtr) = IX_ETHACC_RX_MBUF_MIN_SIZE; - - memset(IX_OSAL_MBUF_MDATA(ixEthAccMacState[portId].portDisableRxMbufPtr), - 0xAA, - IX_ETHACC_RX_MBUF_MIN_SIZE); - - /* fill the payload of the Tx mbuf used in portDisable (64 bytes) */ - IX_OSAL_MBUF_MLEN(ixEthAccMacState[portId].portDisableTxMbufPtr) = 64; - IX_OSAL_MBUF_PKT_LEN(ixEthAccMacState[portId].portDisableTxMbufPtr) = 64; - - data = (UINT8 *) IX_OSAL_MBUF_MDATA(ixEthAccMacState[portId].portDisableTxMbufPtr); - memset(data, 0xBB, 64); - data[0] = 0x00; /* unicast destination MAC address */ - data[6] = 0x00; /* unicast source MAC address */ - data[12] = 0x08; /* typelength : IP frame */ - data[13] = 0x00; /* typelength : IP frame */ - - IX_OSAL_CACHE_FLUSH(data, 64); - } - - IX_OSAL_ASSERT (ixEthAccMacBase[portId] != 0); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_CORE_CNTRL, - IX_ETH_ACC_CORE_RESET); - - ixOsalSleep(IX_ETH_ACC_MAC_RESET_DELAY); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_CORE_CNTRL, - IX_ETH_ACC_CORE_MDC_EN); - - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_INT_CLK_THRESH, - IX_ETH_ACC_MAC_INT_CLK_THRESH_DEFAULT); - - ixEthAccMacStateUpdate(portId); - - return IX_ETH_ACC_SUCCESS; -} - -/* PRIVATE Functions*/ - -PRIVATE void -ixEthAccMacStateUpdate(IxEthAccPortId portId) -{ - UINT32 regval; - - if ( ixEthAccMacState[portId].enabled == FALSE ) - { - /* Just disable both the transmitter and reciver in the MAC. */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval & ~IX_ETH_ACC_RX_CNTRL1_RX_EN); - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval & ~IX_ETH_ACC_TX_CNTRL1_TX_EN); - } - - if(ixEthAccMacState[portId].fullDuplex) - { - ixEthAccPortDuplexModeSetPriv (portId, IX_ETH_ACC_FULL_DUPLEX); - } - else - { - ixEthAccPortDuplexModeSetPriv (portId, IX_ETH_ACC_HALF_DUPLEX); - } - - if(ixEthAccMacState[portId].rxFCSAppend) - { - ixEthAccPortRxFrameAppendFCSEnablePriv (portId); - } - else - { - ixEthAccPortRxFrameAppendFCSDisablePriv (portId); - } - - if(ixEthAccMacState[portId].txFCSAppend) - { - ixEthAccPortTxFrameAppendFCSEnablePriv (portId); - } - else - { - ixEthAccPortTxFrameAppendFCSDisablePriv (portId); - } - - if(ixEthAccMacState[portId].txPADAppend) - { - ixEthAccPortTxFrameAppendPaddingEnablePriv (portId); - } - else - { - ixEthAccPortTxFrameAppendPaddingDisablePriv (portId); - } - - if(ixEthAccMacState[portId].promiscuous) - { - ixEthAccPortPromiscuousModeSetPriv(portId); - } - else - { - ixEthAccPortPromiscuousModeClearPriv(portId); - } - - if ( ixEthAccMacState[portId].enabled == TRUE ) - { - /* Enable both the transmitter and reciver in the MAC. */ - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval); - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_RX_CNTRL1, - regval | IX_ETH_ACC_RX_CNTRL1_RX_EN); - - REG_READ(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval); - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_TX_CNTRL1, - regval | IX_ETH_ACC_TX_CNTRL1_TX_EN); - } -} - - -PRIVATE BOOL -ixEthAccMacEqual(IxEthAccMacAddr *macAddr1, - IxEthAccMacAddr *macAddr2) -{ - UINT32 i; - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE; i++) - { - if(macAddr1->macAddress[i] != macAddr2->macAddress[i]) - { - return FALSE; - } - } - return TRUE; -} - -PRIVATE void -ixEthAccMacPrint(IxEthAccMacAddr *m) -{ - printf("%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x", - m->macAddress[0], m->macAddress[1], - m->macAddress[2], m->macAddress[3], - m->macAddress[4], m->macAddress[5]); -} - -/* Set the multicast address and address mask registers - * - * A bit in the address mask register must be set if - * all multicast addresses always have that bit set, or if - * all multicast addresses always have that bit cleared. - * - * A bit in the address register must be set if all multicast - * addresses have that bit set, otherwise, it should be cleared - */ - -PRIVATE void -ixEthAccMulticastAddressSet(IxEthAccPortId portId) -{ - UINT32 i; - UINT32 j; - IxEthAccMacAddr addressMask; - IxEthAccMacAddr address; - IxEthAccMacAddr alwaysClearBits; - IxEthAccMacAddr alwaysSetBits; - - /* calculate alwaysClearBits and alwaysSetBits: - * alwaysClearBits is calculated by ORing all - * multicast addresses, those bits that are always - * clear are clear in the result - * - * alwaysSetBits is calculated by ANDing all - * multicast addresses, those bits that are always set - * are set in the result - */ - - if (ixEthAccMacState[portId].promiscuous == TRUE) - { - /* Promiscuous Mode is set, and filtering - * allow all packets, and enable the mcast and - * bcast detection. - */ - memset(&addressMask.macAddress, - 0, - IX_IEEE803_MAC_ADDRESS_SIZE); - memset(&address.macAddress, - 0, - IX_IEEE803_MAC_ADDRESS_SIZE); - } - else - { - if(ixEthAccMacState[portId].joinAll == TRUE) - { - /* Join all is set. The mask and address are - * the multicast settings. - */ - IxEthAccMacAddr macAddr = {{0x1,0x0,0x0,0x0,0x0,0x0}}; - - memcpy(addressMask.macAddress, - macAddr.macAddress, - IX_IEEE803_MAC_ADDRESS_SIZE); - memcpy(address.macAddress, - macAddr.macAddress, - IX_IEEE803_MAC_ADDRESS_SIZE); - } - else if(ixEthAccMacState[portId].mcastAddrIndex == 0) - { - /* No entry in the filtering database, - * Promiscuous Mode is cleared, Broadcast filtering - * is configured. - */ - memset(addressMask.macAddress, - IX_ETH_ACC_MAC_ALL_BITS_SET, - IX_IEEE803_MAC_ADDRESS_SIZE); - memset(address.macAddress, - IX_ETH_ACC_MAC_ALL_BITS_SET, - IX_IEEE803_MAC_ADDRESS_SIZE); - } - else - { - /* build a mask and an address which mix all entreis - * from the list of multicast addresses - */ - memset(alwaysClearBits.macAddress, - 0, - IX_IEEE803_MAC_ADDRESS_SIZE); - memset(alwaysSetBits.macAddress, - IX_ETH_ACC_MAC_ALL_BITS_SET, - IX_IEEE803_MAC_ADDRESS_SIZE); - - for(i=0;i<ixEthAccMacState[portId].mcastAddrIndex;i++) - { - for(j=0;j<IX_IEEE803_MAC_ADDRESS_SIZE;j++) - { - alwaysClearBits.macAddress[j] |= - ixEthAccMacState[portId].mcastAddrsTable[i].macAddress[j]; - alwaysSetBits.macAddress[j] &= - ixEthAccMacState[portId].mcastAddrsTable[i].macAddress[j]; - } - } - - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE;i++) - { - addressMask.macAddress[i] = alwaysSetBits.macAddress[i] - | ~alwaysClearBits.macAddress[i]; - address.macAddress[i] = alwaysSetBits.macAddress[i]; - } - } - } - - /*write the new addr filtering to h/w*/ - for(i=0;i<IX_IEEE803_MAC_ADDRESS_SIZE;i++) - { - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_ADDR_MASK_1+i*sizeof(UINT32), - addressMask.macAddress[i]); - REG_WRITE(ixEthAccMacBase[portId], - IX_ETH_ACC_MAC_ADDR_1+i*sizeof(UINT32), - address.macAddress[i]); - } -} |