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diff --git a/cpu/ixp/npe/IxNpeMh.c b/cpu/ixp/npe/IxNpeMh.c
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+/**
+ * @file IxNpeMh.c
+ *
+ * @author Intel Corporation
+ * @date 18 Jan 2002
+ *
+ * @brief This file contains the implementation of the public API for the
+ * IXP425 NPE Message Handler component.
+ *
+ *
+ * @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 --
+*/
+
+/*
+ * Put the system defined include files required.
+ */
+
+/*
+ * Put the user defined include files required.
+ */
+
+#include "IxOsal.h"
+#include "IxNpeMhMacros_p.h"
+
+#include "IxNpeMh.h"
+
+#include "IxNpeMhConfig_p.h"
+#include "IxNpeMhReceive_p.h"
+#include "IxNpeMhSend_p.h"
+#include "IxNpeMhSolicitedCbMgr_p.h"
+#include "IxNpeMhUnsolicitedCbMgr_p.h"
+
+/*
+ * #defines and macros used in this file.
+ */
+
+/*
+ * Typedefs whose scope is limited to this file.
+ */
+
+/*
+ * Variable declarations global to this file only. Externs are followed by
+ * static variables.
+ */
+
+PRIVATE BOOL ixNpeMhInitialized = FALSE;
+
+/*
+ * Extern function prototypes.
+ */
+
+/*
+ * Static function prototypes.
+ */
+
+/*
+ * Function definition: ixNpeMhInitialize
+ */
+
+PUBLIC IX_STATUS ixNpeMhInitialize (
+ IxNpeMhNpeInterrupts npeInterrupts)
+{
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhInitialize\n");
+
+ /* check the npeInterrupts parameter */
+ if ((npeInterrupts != IX_NPEMH_NPEINTERRUPTS_NO) &&
+ (npeInterrupts != IX_NPEMH_NPEINTERRUPTS_YES))
+ {
+ IX_NPEMH_ERROR_REPORT ("Illegal npeInterrupts parameter value\n");
+ return IX_FAIL;
+ }
+
+ /* parameters are ok ... */
+
+ /* initialize the Receive module */
+ ixNpeMhReceiveInitialize ();
+
+ /* initialize the Solicited Callback Manager module */
+ ixNpeMhSolicitedCbMgrInitialize ();
+
+ /* initialize the Unsolicited Callback Manager module */
+ ixNpeMhUnsolicitedCbMgrInitialize ();
+
+ /* initialize the Configuration module
+ *
+ * NOTE: This module was originally configured before the
+ * others, but the sequence was changed so that interrupts
+ * would only be enabled after the handler functions were
+ * set up. The above modules need to be initialised to
+ * handle the NPE interrupts. See SCR #2231.
+ */
+ ixNpeMhConfigInitialize (npeInterrupts);
+
+ ixNpeMhInitialized = TRUE;
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhInitialize\n");
+
+ return IX_SUCCESS;
+}
+
+/*
+ * Function definition: ixNpeMhUnload
+ */
+
+PUBLIC IX_STATUS ixNpeMhUnload (void)
+{
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhUnload\n");
+
+ if (!ixNpeMhInitialized)
+ {
+ return IX_FAIL;
+ }
+
+ /* Uninitialize the Configuration module */
+ ixNpeMhConfigUninit ();
+
+ ixNpeMhInitialized = FALSE;
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhUnload\n");
+
+ return IX_SUCCESS;
+}
+
+
+/*
+ * Function definition: ixNpeMhUnsolicitedCallbackRegister
+ */
+
+PUBLIC IX_STATUS ixNpeMhUnsolicitedCallbackRegister (
+ IxNpeMhNpeId npeId,
+ IxNpeMhMessageId messageId,
+ IxNpeMhCallback unsolicitedCallback)
+{
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhUnsolicitedCallbackRegister\n");
+
+ /* check that we are initialized */
+ if (!ixNpeMhInitialized)
+ {
+ IX_NPEMH_ERROR_REPORT ("IxNpeMh component is not initialized\n");
+ return IX_FAIL;
+ }
+
+ /* check the npeId parameter */
+ if (!ixNpeMhConfigNpeIdIsValid (npeId))
+ {
+ IX_NPEMH_ERROR_REPORT ("NPE ID invalid\n");
+ return IX_FAIL;
+ }
+
+ /* check the messageId parameter */
+ if ((messageId < IX_NPEMH_MIN_MESSAGE_ID)
+ || (messageId > IX_NPEMH_MAX_MESSAGE_ID))
+ {
+ IX_NPEMH_ERROR_REPORT ("Message ID is out of range\n");
+ return IX_FAIL;
+ }
+
+ /* the unsolicitedCallback parameter is allowed to be NULL */
+
+ /* parameters are ok ... */
+
+ /* get the lock to prevent other clients from entering */
+ ixNpeMhConfigLockGet (npeId);
+
+ /* save the unsolicited callback for the message ID */
+ ixNpeMhUnsolicitedCbMgrCallbackSave (
+ npeId, messageId, unsolicitedCallback);
+
+ /* release the lock to allow other clients back in */
+ ixNpeMhConfigLockRelease (npeId);
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhUnsolicitedCallbackRegister\n");
+
+ return IX_SUCCESS;
+}
+
+/*
+ * Function definition: ixNpeMhUnsolicitedCallbackForRangeRegister
+ */
+
+PUBLIC IX_STATUS ixNpeMhUnsolicitedCallbackForRangeRegister (
+ IxNpeMhNpeId npeId,
+ IxNpeMhMessageId minMessageId,
+ IxNpeMhMessageId maxMessageId,
+ IxNpeMhCallback unsolicitedCallback)
+{
+ IxNpeMhMessageId messageId;
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhUnsolicitedCallbackForRangeRegister\n");
+
+ /* check that we are initialized */
+ if (!ixNpeMhInitialized)
+ {
+ IX_NPEMH_ERROR_REPORT ("IxNpeMh component is not initialized\n");
+ return IX_FAIL;
+ }
+
+ /* check the npeId parameter */
+ if (!ixNpeMhConfigNpeIdIsValid (npeId))
+ {
+ IX_NPEMH_ERROR_REPORT ("NPE ID invalid\n");
+ return IX_FAIL;
+ }
+
+ /* check the minMessageId parameter */
+ if ((minMessageId < IX_NPEMH_MIN_MESSAGE_ID)
+ || (minMessageId > IX_NPEMH_MAX_MESSAGE_ID))
+ {
+ IX_NPEMH_ERROR_REPORT ("Min message ID is out of range\n");
+ return IX_FAIL;
+ }
+
+ /* check the maxMessageId parameter */
+ if ((maxMessageId < IX_NPEMH_MIN_MESSAGE_ID)
+ || (maxMessageId > IX_NPEMH_MAX_MESSAGE_ID))
+ {
+ IX_NPEMH_ERROR_REPORT ("Max message ID is out of range\n");
+ return IX_FAIL;
+ }
+
+ /* check the semantics of the message range parameters */
+ if (minMessageId > maxMessageId)
+ {
+ IX_NPEMH_ERROR_REPORT ("Min message ID greater than max message "
+ "ID\n");
+ return IX_FAIL;
+ }
+
+ /* the unsolicitedCallback parameter is allowed to be NULL */
+
+ /* parameters are ok ... */
+
+ /* get the lock to prevent other clients from entering */
+ ixNpeMhConfigLockGet (npeId);
+
+ /* for each message ID in the range ... */
+ for (messageId = minMessageId; messageId <= maxMessageId; messageId++)
+ {
+ /* save the unsolicited callback for the message ID */
+ ixNpeMhUnsolicitedCbMgrCallbackSave (
+ npeId, messageId, unsolicitedCallback);
+ }
+
+ /* release the lock to allow other clients back in */
+ ixNpeMhConfigLockRelease (npeId);
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhUnsolicitedCallbackForRangeRegister\n");
+
+ return IX_SUCCESS;
+}
+
+/*
+ * Function definition: ixNpeMhMessageSend
+ */
+
+PUBLIC IX_STATUS ixNpeMhMessageSend (
+ IxNpeMhNpeId npeId,
+ IxNpeMhMessage message,
+ UINT32 maxSendRetries)
+{
+ IX_STATUS status = IX_SUCCESS;
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhMessageSend\n");
+
+ /* check that we are initialized */
+ if (!ixNpeMhInitialized)
+ {
+ IX_NPEMH_ERROR_REPORT ("IxNpeMh component is not initialized\n");
+ return IX_FAIL;
+ }
+
+ /* check the npeId parameter */
+ if (!ixNpeMhConfigNpeIdIsValid (npeId))
+ {
+ IX_NPEMH_ERROR_REPORT ("NPE ID invalid\n");
+ return IX_FAIL;
+ }
+
+ /* parameters are ok ... */
+
+ /* get the lock to prevent other clients from entering */
+ ixNpeMhConfigLockGet (npeId);
+
+ /* send the message */
+ status = ixNpeMhSendMessageSend (npeId, message, maxSendRetries);
+ if (status != IX_SUCCESS)
+ {
+ IX_NPEMH_ERROR_REPORT ("Failed to send message\n");
+ }
+
+ /* release the lock to allow other clients back in */
+ ixNpeMhConfigLockRelease (npeId);
+
+ IX_NPEMH_TRACE1 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhMessageSend"
+ " : status = %d\n", status);
+
+ return status;
+}
+
+/*
+ * Function definition: ixNpeMhMessageWithResponseSend
+ */
+
+PUBLIC IX_STATUS ixNpeMhMessageWithResponseSend (
+ IxNpeMhNpeId npeId,
+ IxNpeMhMessage message,
+ IxNpeMhMessageId solicitedMessageId,
+ IxNpeMhCallback solicitedCallback,
+ UINT32 maxSendRetries)
+{
+ IX_STATUS status = IX_SUCCESS;
+ IxNpeMhCallback unsolicitedCallback = NULL;
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhMessageWithResponseSend\n");
+
+ /* check that we are initialized */
+ if (!ixNpeMhInitialized)
+ {
+ IX_NPEMH_ERROR_REPORT ("IxNpeMh component is not initialized\n");
+ return IX_FAIL;
+ }
+
+ /* the solicitecCallback parameter is allowed to be NULL. this */
+ /* signifies the client is not interested in the response message */
+
+ /* check the npeId parameter */
+ if (!ixNpeMhConfigNpeIdIsValid (npeId))
+ {
+ IX_NPEMH_ERROR_REPORT ("NPE ID invalid\n");
+ return IX_FAIL;
+ }
+
+ /* check the solicitedMessageId parameter */
+ if ((solicitedMessageId < IX_NPEMH_MIN_MESSAGE_ID)
+ || (solicitedMessageId > IX_NPEMH_MAX_MESSAGE_ID))
+ {
+ IX_NPEMH_ERROR_REPORT ("Solicited message ID is out of range\n");
+ return IX_FAIL;
+ }
+
+ /* check the solicitedMessageId parameter. if an unsolicited */
+ /* callback has been registered for the specified message ID then */
+ /* report an error and return failure */
+ ixNpeMhUnsolicitedCbMgrCallbackRetrieve (
+ npeId, solicitedMessageId, &unsolicitedCallback);
+ if (unsolicitedCallback != NULL)
+ {
+ IX_NPEMH_ERROR_REPORT ("Solicited message ID conflicts with "
+ "unsolicited message ID\n");
+ return IX_FAIL;
+ }
+
+ /* parameters are ok ... */
+
+ /* get the lock to prevent other clients from entering */
+ ixNpeMhConfigLockGet (npeId);
+
+ /* send the message */
+ status = ixNpeMhSendMessageWithResponseSend (
+ npeId, message, solicitedMessageId, solicitedCallback,
+ maxSendRetries);
+ if (status != IX_SUCCESS)
+ {
+ IX_NPEMH_ERROR_REPORT ("Failed to send message\n");
+ }
+
+ /* release the lock to allow other clients back in */
+ ixNpeMhConfigLockRelease (npeId);
+
+ IX_NPEMH_TRACE1 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhMessageWithResponseSend"
+ " : status = %d\n", status);
+
+ return status;
+}
+
+/*
+ * Function definition: ixNpeMhMessagesReceive
+ */
+
+PUBLIC IX_STATUS ixNpeMhMessagesReceive (
+ IxNpeMhNpeId npeId)
+{
+ IX_STATUS status = IX_SUCCESS;
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhMessagesReceive\n");
+
+ /* check that we are initialized */
+ if (!ixNpeMhInitialized)
+ {
+ IX_NPEMH_ERROR_REPORT ("IxNpeMh component is not initialized\n");
+ return IX_FAIL;
+ }
+
+ /* check the npeId parameter */
+ if (!ixNpeMhConfigNpeIdIsValid (npeId))
+ {
+ IX_NPEMH_ERROR_REPORT ("NPE ID invalid\n");
+ return IX_FAIL;
+ }
+
+ /* parameters are ok ... */
+
+ /* get the lock to prevent other clients from entering */
+ ixNpeMhConfigLockGet (npeId);
+
+ /* receive messages from the NPE */
+ status = ixNpeMhReceiveMessagesReceive (npeId);
+
+ if (status != IX_SUCCESS)
+ {
+ IX_NPEMH_ERROR_REPORT ("Failed to receive message\n");
+ }
+
+ /* release the lock to allow other clients back in */
+ ixNpeMhConfigLockRelease (npeId);
+
+ IX_NPEMH_TRACE1 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhMessagesReceive"
+ " : status = %d\n", status);
+
+ return status;
+}
+
+/*
+ * Function definition: ixNpeMhShow
+ */
+
+PUBLIC IX_STATUS ixNpeMhShow (
+ IxNpeMhNpeId npeId)
+{
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhShow\n");
+
+ /* check that we are initialized */
+ if (!ixNpeMhInitialized)
+ {
+ IX_NPEMH_ERROR_REPORT ("IxNpeMh component is not initialized\n");
+ return IX_FAIL;
+ }
+
+ /* check the npeId parameter */
+ if (!ixNpeMhConfigNpeIdIsValid (npeId))
+ {
+ IX_NPEMH_ERROR_REPORT ("NPE ID invalid\n");
+ return IX_FAIL;
+ }
+
+ /* parameters are ok ... */
+
+ /* note we don't get the lock here as printing the statistics */
+ /* to a console may take some time and we don't want to impact */
+ /* system performance. this means that the statistics displayed */
+ /* may be in a state of flux and make not represent a consistent */
+ /* snapshot. */
+
+ /* display a header */
+ ixOsalLog (IX_OSAL_LOG_LVL_USER, IX_OSAL_LOG_DEV_STDOUT,
+ "Current state of NPE ID %d:\n\n", npeId, 0, 0, 0, 0, 0);
+
+ /* show the current state of each module */
+
+ /* show the current state of the Configuration module */
+ ixNpeMhConfigShow (npeId);
+
+ /* show the current state of the Receive module */
+ ixNpeMhReceiveShow (npeId);
+
+ /* show the current state of the Send module */
+ ixNpeMhSendShow (npeId);
+
+ /* show the current state of the Solicited Callback Manager module */
+ ixNpeMhSolicitedCbMgrShow (npeId);
+
+ /* show the current state of the Unsolicited Callback Manager module */
+ ixNpeMhUnsolicitedCbMgrShow (npeId);
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhShow\n");
+
+ return IX_SUCCESS;
+}
+
+/*
+ * Function definition: ixNpeMhShowReset
+ */
+
+PUBLIC IX_STATUS ixNpeMhShowReset (
+ IxNpeMhNpeId npeId)
+{
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Entering "
+ "ixNpeMhShowReset\n");
+
+ /* check that we are initialized */
+ if (!ixNpeMhInitialized)
+ {
+ IX_NPEMH_ERROR_REPORT ("IxNpeMh component is not initialized\n");
+ return IX_FAIL;
+ }
+
+ /* check the npeId parameter */
+ if (!ixNpeMhConfigNpeIdIsValid (npeId))
+ {
+ IX_NPEMH_ERROR_REPORT ("NPE ID invalid\n");
+ return IX_FAIL;
+ }
+
+ /* parameters are ok ... */
+
+ /* note we don't get the lock here as resetting the statistics */
+ /* shouldn't impact system performance. */
+
+ /* reset the current state of each module */
+
+ /* reset the current state of the Configuration module */
+ ixNpeMhConfigShowReset (npeId);
+
+ /* reset the current state of the Receive module */
+ ixNpeMhReceiveShowReset (npeId);
+
+ /* reset the current state of the Send module */
+ ixNpeMhSendShowReset (npeId);
+
+ /* reset the current state of the Solicited Callback Manager module */
+ ixNpeMhSolicitedCbMgrShowReset (npeId);
+
+ /* reset the current state of the Unsolicited Callback Manager module */
+ ixNpeMhUnsolicitedCbMgrShowReset (npeId);
+
+ IX_NPEMH_TRACE0 (IX_NPEMH_FN_ENTRY_EXIT, "Exiting "
+ "ixNpeMhShowReset\n");
+
+ return IX_SUCCESS;
+}