rt-thread-official/bsp/hc32f460/drivers/drv_irq.c

/*
 * Copyright (C) 2021, lizhengyang
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author          Notes
 * 2021-09-02      lizhengyang     first version
 */
#include <rtthread.h>
#include "drv_irq.h"

rt_err_t hc32_install_irq_handler(struct hc32_irq_config *irq_config,
                                  void (*irq_hdr)(void),
                                  rt_bool_t irq_enable)
{
    rt_err_t result = -RT_ERROR;
    stc_irq_regi_conf_t irq_signin;

    RT_ASSERT(RT_NULL != irq_config);
    RT_ASSERT(RT_NULL != irq_hdr);

    irq_signin.enIRQn     = irq_config->irq;
    irq_signin.enIntSrc   = irq_config->int_src;
    irq_signin.pfnCallback = irq_hdr;
    if (Ok == enIrqRegistration(&irq_signin))
    {
        NVIC_ClearPendingIRQ(irq_signin.enIRQn);
        NVIC_SetPriority(irq_signin.enIRQn, irq_config->irq_prio);

        if (RT_TRUE == irq_enable)
        {
            NVIC_EnableIRQ(irq_signin.enIRQn);
        }
        else
        {
            NVIC_DisableIRQ(irq_signin.enIRQn);
        }

        result = RT_EOK;
    }

    RT_ASSERT(RT_EOK == result);

    return result;
}