rt-thread-official/bsp/hc32/libraries/hc32_drivers/drv_irq.c

96 lines
3.3 KiB
C

/*
* Copyright (C) 2022-2024, Xiaohua Semiconductor Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-04-28 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 stcIrqSignConfig;
RT_ASSERT(RT_NULL != irq_config);
RT_ASSERT(RT_NULL != irq_hdr);
stcIrqSignConfig.enIRQn = irq_config->irq_num;
stcIrqSignConfig.enIntSrc = irq_config->int_src;
stcIrqSignConfig.pfnCallback = irq_hdr;
if (LL_OK == INTC_IrqSignIn(&stcIrqSignConfig))
{
NVIC_ClearPendingIRQ(stcIrqSignConfig.enIRQn);
NVIC_SetPriority(stcIrqSignConfig.enIRQn, irq_config->irq_prio);
if (RT_TRUE == irq_enable)
{
NVIC_EnableIRQ(stcIrqSignConfig.enIRQn);
}
else
{
NVIC_DisableIRQ(stcIrqSignConfig.enIRQn);
}
result = RT_EOK;
}
return result;
}
#if defined (HC32F448)
rt_err_t hc32_install_independ_irq_handler(struct hc32_irq_config *irq_config,
rt_bool_t irq_enable)
{
RT_ASSERT(RT_NULL != irq_config);
NVIC_ClearPendingIRQ(irq_config->irq_num);
NVIC_SetPriority(irq_config->irq_num, irq_config->irq_prio);
if (RT_TRUE == irq_enable)
{
INTC_IntSrcCmd(irq_config->int_src, ENABLE);
NVIC_EnableIRQ(irq_config->irq_num);
}
else
{
INTC_IntSrcCmd(irq_config->int_src, DISABLE);
NVIC_DisableIRQ(irq_config->irq_num);
}
return RT_EOK;
}
#endif
/*******************************************************************************
* EOF (not truncated)
******************************************************************************/