JT-DT-YD4N02B_4G_RTT_MRS/board/software_irq.c

36 lines
855 B
C

/*
* @Author : stark1898y 1658608470@qq.com
* @Date : 2024-07-19 12:09:42
* @LastEditors : stark1898y 1658608470@qq.com
* @LastEditTime : 2024-07-19 12:09:57
* @FilePath : \JT-DT-YD4N02A_RTT_MRS-4G\rtthread\software_irq.c
* @Description :
*
* Copyright (c) 2024 by yzy, All Rights Reserved.
*/
/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-09-09 WCH the first version
* 2023-01-04 WangShun Remove redundant files
*/
#include "rtconfig.h"
#include "ch32v30x.h"
void rt_trigger_software_interrupt(void)
{
SysTick->CTLR |= (1 << 31);
}
void rt_hw_do_after_save_above(void)
{
__asm volatile ("li t0,0x20" );
__asm volatile ("csrs 0x804, t0");
SysTick->CTLR &= ~(1 << 31);
}