QD4C-firmware/libraries/zf_common/zf_common_interrupt.c

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*
* <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>          zf_common_interrupt
* <EFBFBD><EFBFBD>˾<EFBFBD><EFBFBD><EFBFBD><EFBFBD>          <EFBFBD>ɶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɿƼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>޹<EFBFBD>˾
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ̨          CH32V307VCT6
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*
* <EFBFBD>޸ļ<EFBFBD>¼
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>                                      <EFBFBD><EFBFBD><EFBFBD><EFBFBD>                             <EFBFBD><EFBFBD>ע
* 2022-09-15        <EFBFBD><EFBFBD>W            first version
********************************************************************************************************************/


#include "zf_common_interrupt.h"

static uint32 interrupt_nest_count = 0;


//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>      ָ<><D6B8><EFBFBD>ж<EFBFBD>ʹ<EFBFBD><CAB9>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5>     irqn            ָ<><D6B8><EFBFBD>жϺ<D0B6> <20>ɲ鿴 isr.c <20><>Ӧ<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD>ע
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>     void
// ʹ<><CAB9>ʾ<EFBFBD><CABE>     interrupt_enable(UART1_IRQn);
//-------------------------------------------------------------------------------------------------------------------
void interrupt_enable (IRQn_Type irqn)
{
    NVIC_EnableIRQ(irqn);
}

//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>      ָ<><D6B8><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5>     irqn            ָ<><D6B8><EFBFBD>жϺ<D0B6> <20>ɲ鿴 isr.c <20><>Ӧ<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD>ע
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>     void
// ʹ<><CAB9>ʾ<EFBFBD><CABE>     interrupt_disable(UART1_IRQn);
//-------------------------------------------------------------------------------------------------------------------
void interrupt_disable (IRQn_Type irqn)
{
    NVIC_DisableIRQ(irqn);
}

//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>      ָ<><D6B8><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5>     irqn            ָ<><D6B8><EFBFBD>жϺ<D0B6> <20>ɲ鿴 isr.c <20><>Ӧ<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD>ע
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5>     priority        bit7-bit5Ϊ<35><CEAA>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD><C8BC><EFBFBD>bit4-bit0Ϊ<30><CEAA><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD><C8BC><EFBFBD>ֵԽ<D6B5><D4BD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>Խ<EFBFBD><D4BD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>     void
// ʹ<><CAB9>ʾ<EFBFBD><CABE>     interrupt_enable(UART1_IRQn, (1<<5) | 2);
//                              <20><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD><C8BC><EFBFBD><EFBFBD><EFBFBD>Ϊ1,<2C><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD><C8BC><EFBFBD><EFBFBD><EFBFBD>Ϊ2
//                              <20><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>ch32v30x_misc<73><63><EFBFBD><EFBFBD><EFBFBD>ĺ<EFBFBD><C4BA><EFBFBD>
//-------------------------------------------------------------------------------------------------------------------
void interrupt_set_priority (IRQn_Type irqn, uint8 priority)
{
    NVIC_SetPriority(irqn, priority);
}

////-------------------------------------------------------------------------------------------------------------------
//// @brief       <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC> clock_init <20>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD>
//// @param       void
//// @return      void
//// Sample usage:                interrupt_init();
////-------------------------------------------------------------------------------------------------------------------
//void interrupt_init (void)
//{
//    NVIC_PriorityGroupConfig(4);
//
//}

//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>      ȫ<><C8AB><EFBFBD>ж<EFBFBD>ʹ<EFBFBD><CAB9>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5>     void            <20><>ԭ<EFBFBD><D4AD>Ƕ<EFBFBD>ײ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0 <20><>ֱ<EFBFBD><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƕ<EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>     void
// ʹ<><CAB9>ʾ<EFBFBD><CABE>     interrupt_global_enable();
//-------------------------------------------------------------------------------------------------------------------
void interrupt_global_enable (uint32 primask)
{
    if(primask)
    {
        interrupt_nest_count --;
    }
    if(!interrupt_nest_count)
    {
        __enable_irq();
    }
}

//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>      ȫ<><C8AB><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5>     void
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>     void
// ʹ<><CAB9>ʾ<EFBFBD><CABE>     interrupt_disable_all();
//-------------------------------------------------------------------------------------------------------------------
uint32 interrupt_global_disable (void)
{

    if(!interrupt_nest_count)
    {
        __disable_irq();
    }
    interrupt_nest_count ++;
    return interrupt_nest_count;
}

//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>     <20>жϳ<D0B6>ʼ<EFBFBD><CABC>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5>     void
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>     void
// ʹ<><CAB9>ʾ<EFBFBD><CABE>     interrupt_init();
// <20><>ע<EFBFBD><D7A2>Ϣ     <20><><EFBFBD><EFBFBD>  clock_init <20>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD>
//-------------------------------------------------------------------------------------------------------------------
void interrupt_init (void)
{
    interrupt_global_enable(0);  //ʹ<><CAB9>ȫ<EFBFBD><C8AB><EFBFBD>ж<EFBFBD>
}