rt-thread-official/bsp/hc32f4a0/drivers/drv_irq.c

80 lines
2.7 KiB
C

/*
* Copyright (C) 2020, Huada Semiconductor Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-10-30 CDT first version
*/
/*******************************************************************************
* Include files
******************************************************************************/
#include <rtthread.h>
#include "drv_irq.h"
/*******************************************************************************
* Local type definitions ('typedef')
******************************************************************************/
/*******************************************************************************
* Local pre-processor symbols/macros ('#define')
******************************************************************************/
/*******************************************************************************
* Global variable definitions (declared in header file with 'extern')
******************************************************************************/
/*******************************************************************************
* Local function prototypes ('static')
******************************************************************************/
/*******************************************************************************
* Local variable definitions ('static')
******************************************************************************/
/*******************************************************************************
* Function implementation - global ('extern') and local ('static')
******************************************************************************/
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_signin_config_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 == INTC_IrqSignIn(&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;
}
/*******************************************************************************
* EOF (not truncated)
******************************************************************************/