/*  ============================================================================
 *   Copyright (c) Texas Instruments Incorporated 2002, 2003, 2004, 2005, 2008         
 * 
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 *  modification, are permitted provided that the following conditions 
 *  are met:
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 *    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.
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 *    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 
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*/
 
/**
 *  @file  csl_intcPlugEventHandler.c
 *
 *  @brief  File for functional layer of CSL API @a CSL_intcPlugEventHandler()
 *
 *  PATH  $(CSLPATH)\src\intc
 *  
 */
 
/* =============================================================================
 *  Revision History
 *  ===============
 *  12-Jun-2004 Ruchika Kharwar File Created
 *
 *  16-Mar-2005 brn modified for doxygen documentation
 *  19-Nov-2008 Updated for Doxygen
 * =============================================================================
 */
 
 
#include <ti/csl/src/intc/csl_intc.h>
#include <ti/csl/src/intc/_csl_intc.h>
#include <ti/csl/src/intc/csl_intcAux.h>
#include <ti/csl/src/intc/csl_intcAsmUtils.h>

#if defined(_TMS320C6X)
CSL_SET_CSECT (CSL_intcPlugEventHandler, ".text:csl_section:intc")
#endif

CSL_Status CSL_intcPlugEventHandler (
    CSL_IntcHandle                        hIntc,
    const CSL_IntcEventHandlerRecord     *eventHandlerRecord
)
{
    volatile Uint16  i;
    CSL_Status status = (CSL_Status)CSL_ESYS_FAIL;

    CSL_dint();

    /* Search for free entry and plug in handler */
    
    for (i = 0; i < CSL_intcNumEvents; i++) {
        if (CSL_intcEventHandlerRecord_p[i].handler == CSL_INTC_EVTHANDLER_NONE){
            /* Plug in Handler */
            CSL_intcEventHandlerRecord_p[i].handler =
                eventHandlerRecord->handler;
            CSL_intcEventHandlerRecord_p[i].arg =
                eventHandlerRecord->arg;    
            /* Establish mapping */
            CSL_intcEventOffsetMap[hIntc->eventId] = (Int8)i;
            status = CSL_SOK;
            break;          
        }
    
    }
    CSL_rint();
    
    return status;
}
