drivers/8278/irq.h

/******************************************************************************
 * @file     irq.h
 *
 * @brief    for TLSR chips
 *
 * @author   public@telink-semi.com;
 * @date     Sep. 30, 2010
 *
 * @attention
 *
 *  Copyright (C) 2019-2020 Telink Semiconductor (Shanghai) Co., Ltd.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *****************************************************************************/

#pragma once

#include "register.h"

/**
 * @brief      This function servers to enable IRQ.
 * @param[in]  none
 * @return     if return 1 is enable.else disable.
 */
static inline unsigned char irq_enable(void){
    unsigned char r = reg_irq_en;        // don't worry,  the compiler will optimize the return value if not used
    reg_irq_en = 1;
    return r;
}

/**
 * @brief      This function servers to disable IRQ.
 * @param[in]  none
 * @return     if return 0 is disable.else enable.
 */
static inline unsigned char irq_disable(void){
    unsigned char r = reg_irq_en;        // don't worry,  the compiler will optimize the return value if not used
    reg_irq_en = 0;
    return r;
}

/**
 * @brief      This function servers to restore IRQ.
 * @param[in]  none
 * @return     if return 1 is irg restore.
 */
static inline void irq_restore(unsigned char en){
    reg_irq_en = en;
}

/**
 * @brief      This function servers to set IRQ mask.
 * @param[in]  variable of msk.
 * @return     none.
 */

static inline void irq_enable_type(unsigned long msk)
{
    BM_SET(reg_irq_mask, msk);
}
/**
 * @brief      This function servers to set IRQ mask.
 * @param[in]  variable of msk.
 * @return     none.
 */
static inline void irq_set_mask(unsigned long msk){
    BM_SET(reg_irq_mask, msk);
}

/**
 * @brief      This function servers to enable one interrupt
 * @param[in]  none
 * @return     the value of IRQ register.
 */
static inline unsigned long irq_get_mask(void){
    return reg_irq_mask;
}

/**
 * @brief      This function servers to clear IRQ mask.
 * @param[in]  msk - variable of msk.
 * @return     none.
 */

static inline void irq_disable_type(unsigned long msk)
{
    BM_CLR(reg_irq_mask, msk);
}

/**
 * @brief      This function servers to get an IRQ source.
 * @param[in]  none.
 * @return     IRQ source.
 */
static inline unsigned long irq_get_src(){
    return reg_irq_src;
}

/**
 * @brief      This function servers to clear the specified IRQ source.
 * @param[in]  msk - variable of msk.
 * @return     none.
 */
static inline void irq_clr_src2(unsigned long msk)
{
    reg_irq_src |= msk;
}

/**
 * @brief      This function servers to clear all IRQ source.
 * @param[in]  none.
 * @return     none.
 */

static inline void irq_clr_src(void)
{
    reg_irq_src = 0xffffffff;
}

/**
 * @brief      This function servers to set the mask of RF IRQ.
 * @param[in]  msk - variable of msk.
 * @return     none.
 */
static inline void rf_irq_enable(unsigned int msk)
{
    reg_rf_irq_mask |= msk;
}

/**
 * @brief      This function servers to clear the mask of RF IRQ.
 * @param[in]  msk - variable of msk.
 * @return     none.
 */
static inline void rf_irq_disable(unsigned int msk)
{
    reg_rf_irq_mask &= (~msk);
}

/**
 * @brief      This function servers to get the RF IRQ source.
 * @param[in]  none.
 * @return     the state of RF IRQ register.
 */
static inline unsigned short rf_irq_src_get(void)
{
    return reg_rf_irq_status;
}

/**
 * @brief      This function servers to clear the RF IRQ source.
 * @param[in]  msk - variable of msk.
 * @return     none.
 */
static inline void rf_irq_clr_src(unsigned short msk)
{
    reg_rf_irq_status = msk;
}