/*
 * CmdQueue.h
 *
 * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved.      
 * All rights reserved.                                                  
 *                                                                       
 * Redistribution and use in source and binary forms, with or without    
 * modification, are permitted provided that the following conditions    
 * are met:                                                              
 *                                                                       
 *  * Redistributions of source code must retain the above copyright     
 *    notice, this list of conditions and the following disclaimer.      
 *  * 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.                                                      
 *  * Neither the name Texas Instruments nor the names of its            
 *    contributors may be used to endorse or promote products derived    
 *    from this software without specific prior written permission.      
 *                                                                       
 * 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.
 */


/** \file CmdQueue.h
 *  \brief CmdQueue internal defenitions
 *
 *  \see CmdQueue.c
 */

#ifndef _CMDQUEUE_H_
#define _CMDQUEUE_H_


/*****************************************************************************
 **         Defines                                                         **
 *****************************************************************************/
#define CMDQUEUE_QUEUE_DEPTH          30
#define CMDQUEUE_HISTORY_DEPTH        5
#define CMDQUEUE_INFO_ELEM_HEADER_LEN 4


#define RC_CONVERT(rc) \
    (rc == TXN_STATUS_OK || rc == TXN_STATUS_COMPLETE || rc == TXN_STATUS_PENDING || rc == TI_OK) ? TI_OK : TI_NOK


/*****************************************************************************
 **         Enums                                                           **
 *****************************************************************************/
typedef enum 
{
    CMDQUEUE_EVENT_RUN,
    CMDQUEUE_EVENT_COMPLETE,
    CMDQUEUE_EVENT_NUM

} ECmdQueueSmEvents;


typedef enum 
{
    CMDQUEUE_STATE_IDLE,
    CMDQUEUE_STATE_WAIT_FOR_COMPLETION

} ECmdQueueSmStates;


/*****************************************************************************
 **         Structures                                                      **
 *****************************************************************************/
/*  CmdQueue Node */
typedef struct 
{
    /* Command Type Config/interrogat ... */
    Command_e               cmdType;        
    TI_UINT32               uParamsLen; 
    void*                   fCb;
    TI_HANDLE               hCb;
    /* Param for config */
    TI_UINT8                aParamsBuf[MAX_CMD_PARAMS]; 
    /* A returned value buffer */ 
    TI_UINT8*               pInterrogateBuf; 

} TCmdQueueNode;


/*  Saved CallBack Node In case of Recovery*/
typedef struct 
{
    void*                   fCb;
    TI_HANDLE               hCb;
    /* A returned value buffer */
    TI_UINT8*               pInterrogateBuf; 

} TCmdQueueRecoveryNode;


typedef void (*TCmdQueueCb) (TI_HANDLE handle, TI_UINT16 uMboxStatus);


typedef void (*TCmdQueueGenericCb)(TI_HANDLE handle, TI_UINT16 uCmdType, TI_UINT16 uCmdID, TI_UINT32 status);


/** \struct TCmdQueue
 * \brief CmdQueue structure
 * 
 * \par Description
 * 
 * \sa	
 */ 
typedef struct
{   
    /* Handles */
    TI_HANDLE               hOs;
    TI_HANDLE               hReport;
    TI_HANDLE               hCmdMBox;
    TI_HANDLE               hTwIf;

    /* SM */
    ECmdQueueSmStates       state;
    TCmdQueueGenericCb      fCmdCompleteCb;
    TI_HANDLE               hCmdCompleteCb;
    TCmdQueueCb             fFailureCb;
    TI_HANDLE               hFailureCb;

    /* Queues */
    TCmdQueueNode           aCmdQueue [CMDQUEUE_QUEUE_DEPTH]; 
    TCmdQueueRecoveryNode   aRecoveryQueue [CMDQUEUE_QUEUE_DEPTH];

    /* Indexes & counters */
    TI_UINT32               head;
    TI_UINT32               tail;
    TI_UINT32               uNumberOfCommandInQueue;
    TI_UINT32               uMaxNumberOfCommandInQueue;
    TI_UINT32               uNumberOfRecoveryNodes;  
    #ifdef TI_DBG
        TI_UINT32               uCmdSendCounter;
        TI_UINT32               uCmdCompltCounter;
    #endif

    /* Error handling */
    TI_BOOL                 bErrorFlag;
    /* Mbox status */
    TI_BOOL                 bMboxEnabled;
    /* Notify that we have already awaken the chip */
    TI_BOOL                 bAwake;

} TCmdQueue; 

#endif