bstanwell/ch32v20x-examples
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qiyongshuang
2026-01-07 10:43:29 +08:00
parent 6209b6e7f9
commit d161f84c90
551 changed files with 23169 additions and 1518 deletions
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EVT/EXAM/HarmonyOS/LiteOS_m/.template
+1 -1
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@@ -13,4 +13,4 @@ Series=CH32V203
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
PeripheralVersion=1.0
MCU=CH32V203RBT6
MCU=CH32V203RBT
EVT/EXAM/HarmonyOS/LiteOS_m/LiteOS/components/cpup/los_cpup.c
+2
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@@ -100,6 +100,7 @@ LITE_OS_SEC_TEXT_MINOR VOID OsTskCycleStart(VOID)
return;
}
/*****************************************************************************
Function : OsTskCycleEnd
Description: quit task and get cycle count
@@ -132,6 +133,7 @@ LITE_OS_SEC_TEXT_MINOR VOID OsTskCycleEnd(VOID)
return;
}
/*****************************************************************************
Function : OsTskCycleEndStart
Description: start task to get cycles count in current task ending
EVT/EXAM/HarmonyOS/LiteOS_m/LiteOS/kernel/arch/risc-v/V4A/gcc/los_exc.S
+3 -3
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@@ -56,7 +56,7 @@
*/
/* Save caller registers */
.macro SAVE_CONTEXT
csrrw sp, CSR_MSCRATCH, sp /* 把中断栈给sp,并把线程栈存到mscratch */
csrrw sp, CSR_MSCRATCH, sp
/* Allocate stack space for context saving */
#ifndef __riscv_32e
addi sp, sp, -20*REGBYTES
@@ -120,7 +120,7 @@
/* De-allocate the stack space */
addi sp, sp, 14*REGBYTES
#endif /* __riscv_32e */
csrrw sp, CSR_MSCRATCH, sp /* 退出后把线程栈给sp,把中断栈存入mscratch */
csrrw sp, CSR_MSCRATCH, sp
.endm
@@ -155,7 +155,7 @@ irq_entry:
/* Critical section with interrupts disabled */
DISABLE_MIE
/*************************/
/* jal irq_handler */ /* 跳转到中断处理函数 */
/* jal irq_handler */
/*************************/
la t0, g_intCount
lw t1, 0(t0)
EVT/EXAM/HarmonyOS/LiteOS_m/Startup/startup_ch32v20x_D6.S
+6 -6
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@@ -1,10 +1,10 @@
;/********************************** (C) COPYRIGHT *******************************
;* File Name : startup_ch32v20x_D6.s
;* Author : WCH
;* Version : V1.0.1
;* Date : 2024/01/31
;* Description : CH32V203F6-CH32V203F8-CH32V203G6-CH32V203G8-CH32V203K8-CH32V203C6-CH32V203C8-CH32V203G8
;* vector table for eclipse toolchain.
;* Version : V1.0.2
;* Date : 2025/10/21
;* Description : CH32V203F6-CH32V203F8-CH32V203G6-CH32V203G8-CH32V203K8-CH32V203C6-CH32V203C8-CH32V203G8
;* Startup File
;*********************************************************************************
;* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
;* Attention: This software (modified or not) and binary are used for
@@ -208,9 +208,9 @@ handle_reset:
.option norelax
la gp, __global_pointer$
.option pop
1:
la sp, _eusrstack
2:
/* Load data section from flash to RAM */
la a0, _data_lma
la a1, _data_vma
EVT/EXAM/HarmonyOS/LiteOS_m/Startup/startup_ch32v20x_D8.S
+5 -5
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@@ -1,10 +1,10 @@
;/********************************** (C) COPYRIGHT *******************************
;* File Name : startup_ch32v20x_D8.s
;* Author : WCH
;* Version : V1.0.1
;* Date : 2024/01/31
;* Version : V1.0.2
;* Date : 2025/10/21
;* Description : CH32V203RB
;* vector table for eclipse toolchain.
;* Startup File
;*********************************************************************************
;* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
;* Attention: This software (modified or not) and binary are used for
@@ -225,9 +225,9 @@ handle_reset:
.option norelax
la gp, __global_pointer$
.option pop
1:
la sp, _eusrstack
2:
/* Load data section from flash to RAM */
la a0, _data_lma
la a1, _data_vma
EVT/EXAM/HarmonyOS/LiteOS_m/Startup/startup_ch32v20x_D8W.S
+5 -5
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@@ -1,10 +1,10 @@
;/********************************** (C) COPYRIGHT *******************************
;* File Name : startup_ch32v20x_D8W.s
;* Author : WCH
;* Version : V1.0.1
;* Date : 2023/11/20
;* Version : V1.0.2
;* Date : 2025/10/21
;* Description : CH32V208x
;* vector table for eclipse toolchain.
;* Startup File
;*********************************************************************************
;* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
;* Attention: This software (modified or not) and binary are used for
@@ -229,9 +229,9 @@ handle_reset:
.option norelax
la gp, __global_pointer$
.option pop
1:
la sp, _eusrstack
2:
/* Load data section from flash to RAM */
la a0, _data_lma
la a1, _data_vma
EVT/EXAM/HarmonyOS/LiteOS_m/User/main.c
+12 -5
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@@ -185,11 +185,18 @@ LITE_OS_SEC_TEXT_INIT int main(void)
void EXTI0_IRQHandler(void) __attribute__((interrupt()));
void EXTI0_IRQHandler(void)
{
/* 中断栈使用的是原来调用main设置的值，将中断栈和线程栈分开，这样线程跳中断，中断函数如果嵌套深度较大，不至于
* 线程栈被压满溢出，但是采用当前方式，线程进中断时，编译器保存到的16个caller寄存器任然压入线程栈，如果需要希
* 望caller寄存器压入中断栈，则中断函数的入口和出口需要使用汇编，中间调用用户中断处理函数即可，详见los_exc.S
* 中的ipq_entry例子
* */
/*
*The interrupt stack uses the value originally set when calling main,
*separating the interrupt stack from the thread stack. In this way,
*if the interrupt function is nested to a large depth, the thread
*stack will not be overloaded and overflow. However, in the current way,
*when the thread enters the interrupt, the 16 caller registers saved by
*the compiler are still pushed onto the thread stack.If you want the caller
*register to be pushed onto the interrupt stack, the entry and exit of the
*interrupt function need to use assembly language, and the user interrupt
*handling function can be called in the middle. For details,
*see the ipq_entry example in los_exc.S
* */
GET_INT_SP();
HalIntEnter();
if(EXTI_GetITStatus(EXTI_Line0)!=RESET)
EVT/EXAM/HarmonyOS/LiteOS_m/User/system_ch32v20x.c
+1 -1
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@@ -4,7 +4,7 @@
* Version : V1.0.0
* Date : 2021/06/06
* Description : CH32V20x Device Peripheral Access Layer System Source File.
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
* For HSE = 32Mhz (CH32V208x/CH32V203RBT)
* For HSE = 8Mhz (other CH32V203x)
*********************************************************************************
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.