csu3_am335x/linux-devkit/sysroots/armv7ahf-neon-linux-gnueabi/usr/include/ti/osal/EventCombinerP.h

/*
 * Copyright (c) 2017-present, Texas Instruments Incorporated
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * 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.
 *
 * *  Neither the name of Texas Instruments Incorporated 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,
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 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
/** ============================================================================
 *  @file       EventCombinerP.h
 *
 *  @brief      Event Combiner routines for the RTOS Porting Interface
 *
 *
 *  ============================================================================
 */

#ifndef ti_osal_EventCombinerP__include
#define ti_osal_EventCombinerP__include

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include <ti/osal/HwiP.h>

int32_t EventCombinerP_disableEvent(uint32_t eventId);

/*!
 *  @brief  Function to disable an event inside event combiner
 *
 *  @param  addr  Start address of the cache line/s
 *
 *  @param  size  size (in bytes) of the memory to invalidate
 *
 */

int32_t EventCombinerP_enableEvent(uint32_t eventId);
/*!
 *  @brief  Function to Enable an event inside event combiner
 *
 *  @param  eventId  The event id (4-127)
 *
 */
int32_t EventCombinerP_dispatchPlug(uint32_t eventId, void (*eventIsrRoutine)(uint32_t),uintptr_t arg,bool unmask );
/*!
 *  @brief  Function to plug an ISR handler to an event inside event combiner
 *
 *  @param  eventId  The event id (4-127)
 *
 *  @param  eventIsrRoutine  The ISR routine for servicing the event
 *
 *  @param  arg  The argument to the ISR routine
 *
 *  @param  unmask Unmask the event
 */
HwiP_Handle EventCombinerP_getHwi(uint32_t groupNum);
/*!
 *  @brief  Function to return the Hwi Handle corresponding to an event combiner group number
 *
 *  @param  groupNum  The event combiner group id (0-3)
 *
 */
int32_t EventCombinerP_getIntNum(uint32_t groupNum);
/*!
 *  @brief  Function to return the interrupt vector number corresponding to
 *  a group number (0-3)
 *
 *  @param  groupNum  The event combiner group id (0-3)
 *
 */
int32_t EventCombinerP_SingleRegisterInt(int32_t groupNum, int32_t intNum);

/*!
 *  @brief  Function to register single event combiner group to a vector number
 *
 *  @param  groupNum  The event combiner group id (0-3)
 *
 *  @param  intNum    The interrupt vector id (4-15)
 *
 */
int32_t EventCombinerP_GroupRegisterInt(int32_t intNum[]);
/*!
 *  @brief  Function to register single event combiner group to a vector number
 *
 *  @param  intNum []   List of interrupt vector ids (4-15) per ECM group(0-3)
 *
 */
#define OSAL_EVTCOMBINE_GROUPREG_SUCCESS (0)
#define OSAL_EVTCOMBINE_ERR_GROUPREG_REGISTER_ERR (-1)
#define OSAL_EVTCOMBINE_ERR_GROUPREG_INVALID_INTNUM (-2)

/* These are the system default interrupt numbers if the Event Combiner has already not been registered
 * If applications register Event Combiners during startup, these values may not be used (in SYSBIOS case)
 * If not, these are the interrupts reserved for Event Combiner group events (0-3).
 * These defaults are stored in Osal_HwAttrs.ECM_intNum[] and can be obtained by the 
 * application at run time through the OSAL API Osal_getHwAttrs(). These values also can be modified 
 * using Osal_setHwAttrs(Osal_HwAttrs,OSAL_HWATTR_SET_ECM_INT)
 */
#define OSAL_ECM_GROUP0_INT 4
#define OSAL_ECM_GROUP1_INT 5
#define OSAL_ECM_GROUP2_INT 6
#define OSAL_ECM_GROUP3_INT 7

#ifdef __cplusplus
}
#endif

#endif /* ti_osalEventCombinerP__include */