fsl_intmux.h

/*
 * Copyright (c) 2015, Freescale Semiconductor, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * o Redistributions of source code must retain the above copyright notice, this list
 *   of conditions and the following disclaimer.
 *
 * o 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.
 *
 * o Neither the name of Freescale Semiconductor, Inc. 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 HOLDER 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.
 */

#ifndef _FSL_INTMUX_H_
#define _FSL_INTMUX_H_

#include "fsl_common.h"

/*******************************************************************************
 * Definitions
 ******************************************************************************/

#define FSL_INTMUX_DRIVER_VERSION   (MAKE_VERSION(2, 0, 0))

typedef enum _intmux_channel_logic_mode
{
    kINTMUX_ChannelLogicOR = 0x0U, 
    kINTMUX_ChannelLogicAND,       
} intmux_channel_logic_mode_t;

/*******************************************************************************
 * API
 ******************************************************************************/

#if defined(__cplusplus)
extern "C" {
#endif


void INTMUX_Init(INTMUX_Type *base);

void INTMUX_Deinit(INTMUX_Type *base);

static inline void INTMUX_ResetChannel(INTMUX_Type *base, uint32_t channel)
{
    assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
    
    base->CHANNEL[channel].CHn_CSR |= INTMUX_CHn_CSR_RST_MASK;
}

static inline void INTMUX_SetChannelMode(INTMUX_Type *base, uint32_t channel, intmux_channel_logic_mode_t logic)
{
    assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
    
    base->CHANNEL[channel].CHn_CSR = INTMUX_CHn_CSR_AND(logic);
}


static inline void INTMUX_EnableInterrupt(INTMUX_Type *base, uint32_t channel, IRQn_Type irq)
{
    assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
    assert(irq >= FSL_FEATURE_INTMUX_IRQ_START_INDEX);
    
    base->CHANNEL[channel].CHn_IER_31_0 |= (1U << ((uint32_t)irq - FSL_FEATURE_INTMUX_IRQ_START_INDEX));
}

static inline void INTMUX_DisableInterrupt(INTMUX_Type *base, uint32_t channel, IRQn_Type irq)
{
    assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
    assert(irq >= FSL_FEATURE_INTMUX_IRQ_START_INDEX);
    
    base->CHANNEL[channel].CHn_IER_31_0 &= ~(1U << ((uint32_t)irq - FSL_FEATURE_INTMUX_IRQ_START_INDEX));
}


static inline uint32_t INTMUX_GetChannelPendingSources(INTMUX_Type *base, uint32_t channel)
{
    assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);

    return base->CHANNEL[channel].CHn_IPR_31_0;
}

#if defined(__cplusplus)
}
#endif

#endif /* _FSL_INTMUX_H_ */