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106 lines
3.4 KiB
C
106 lines
3.4 KiB
C
/**
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* @file IxQMgrDispatcher_p.h
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*
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* @author Intel Corporation
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* @date 07-Feb-2002
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*
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* @brief This file contains the internal functions for dispatcher
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*
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*
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* @par
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* IXP400 SW Release version 2.0
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*
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* -- Copyright Notice --
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*
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* @par
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* Copyright 2001-2005, Intel Corporation.
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* All rights reserved.
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*
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* @par
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* @par
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @par
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* -- End of Copyright Notice --
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*/
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#ifndef IXQMGRDISPATCHER_P_H
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#define IXQMGRDISPATCHER_P_H
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/*
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* User defined include files
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*/
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#include "IxQMgr.h"
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/*
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* This structure defines the statistic data for a queue
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*/
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typedef struct
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{
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unsigned callbackCnt; /* Call count of callback */
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unsigned priorityChangeCnt; /* Priority change count */
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unsigned intNoCallbackCnt; /* Interrupt fired but no callback set count */
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unsigned intLostCallbackCnt; /* Interrupt lost and detected ; SCR541 */
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BOOL notificationEnabled; /* Interrupt enabled for this queue */
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IxQMgrSourceId srcSel; /* interrupt source */
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unsigned enableCount; /* num times notif enabled by LLP */
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unsigned disableCount; /* num of times notif disabled by LLP */
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} IxQMgrDispatcherQStats;
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/*
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* This structure defines statistic data for the disatcher
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*/
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typedef struct
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{
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unsigned loopRunCnt; /* ixQMgrDispatcherLoopRun count */
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IxQMgrDispatcherQStats queueStats[IX_QMGR_MAX_NUM_QUEUES];
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} IxQMgrDispatcherStats;
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/*
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* Initialise the dispatcher component
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*/
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void
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ixQMgrDispatcherInit (void);
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/*
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* Get the dispatcher statistics
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*/
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IxQMgrDispatcherStats*
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ixQMgrDispatcherStatsGet (void);
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/**
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* Retrieve the number of leading zero bits starting from the MSB
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* This function is implemented as an (extremely fast) asm routine
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* for XSCALE processor (see clz instruction) and as a (slower) C
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* function for other systems.
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*/
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unsigned int
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ixQMgrCountLeadingZeros(unsigned int value);
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#endif/*IXQMGRDISPATCHER_P_H*/
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