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添加GD32H7的CMake工程

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chentianya
2026-07-23 19:44:30 +08:00
commit d07f065b1c
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App/Src/gd32h7xx_it.c
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/*!
\file gd32h7xx_it.c
\brief interrupt service routines
\version 2025-02-19, V2.1.0, demo for GD32H7xx
*/
/*
Copyright (c) 2024, GigaDevice Semiconductor Inc.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its contributors
may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
OF SUCH DAMAGE.
*/
#include "gd32h7xx_it.h"
#include "systick.h"
/*!
\brief this function handles NMI exception
\param[in] none
\param[out] none
\retval none
*/
void NMI_Handler(void)
{
/* if NMI exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles HardFault exception
\param[in] none
\param[out] none
\retval none
*/
void HardFault_Handler(void)
{
/* if Hard Fault exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles MemManage exception
\param[in] none
\param[out] none
\retval none
*/
void MemManage_Handler(void)
{
/* if Memory Manage exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles BusFault exception
\param[in] none
\param[out] none
\retval none
*/
void BusFault_Handler(void)
{
/* if Bus Fault exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles UsageFault exception
\param[in] none
\param[out] none
\retval none
*/
void UsageFault_Handler(void)
{
/* if Usage Fault exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles DebugMon exception
\param[in] none
\param[out] none
\retval none
*/
void DebugMon_Handler(void)
{
/* if DebugMon exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles SVC exception
\param[in] none
\param[out] none
\retval none
*/
void SVC_Handler(void)
{
/* if SVC exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles PendSV exception
\param[in] none
\param[out] none
\retval none
*/
void PendSV_Handler(void)
{
/* if PendSV exception occurs, go to infinite loop */
while(1) {
}
}
/*!
\brief this function handles FPU exception
\param[in] none
\param[out] none
\retval none
*/
void FPU_IRQHandler(void)
{
while(1) {
}
}
/*!
\brief this function handles SysTick exception
\param[in] none
\param[out] none
\retval none
*/
void SysTick_Handler(void)
{
delay_decrement();
}
App/Src/main.c
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#include <stdio.h>
#include "gd32h7xx.h"
#include "systick.h"
void cache_enable(void);
void mpu_config(void);
int main()
{
cache_enable();
mpu_config();
systick_config();
while (1)
{
delay_1ms(100);
}
}
/*!
\brief enable the CPU cache
\param[in] none
\param[out] none
\retval none
*/
void cache_enable(void)
{
/* enable i-cache */
SCB_EnableICache();
/* enable d-cache */
SCB_EnableDCache();
}
/*!
\brief configure the MPU attributes
\param[in] none
\param[out] none
\retval none
*/
void mpu_config(void)
{
mpu_region_init_struct mpu_init_struct;
mpu_region_struct_para_init(&mpu_init_struct);
/* disable the MPU */
ARM_MPU_Disable();
ARM_MPU_SetRegion(0, 0);
/* configure the MPU attributes for the entire 4GB area, Reserved, no access */
/* This configuration is highly recommended to prevent Speculative Prefetching of external memory,
which may cause CPU read locks and even system errors */
mpu_init_struct.region_base_address = 0x0;
mpu_init_struct.region_size = MPU_REGION_SIZE_4GB;
mpu_init_struct.access_permission = MPU_AP_NO_ACCESS;
mpu_init_struct.access_bufferable = MPU_ACCESS_NON_BUFFERABLE;
mpu_init_struct.access_cacheable = MPU_ACCESS_NON_CACHEABLE;
mpu_init_struct.access_shareable = MPU_ACCESS_SHAREABLE;
mpu_init_struct.region_number = MPU_REGION_NUMBER0;
mpu_init_struct.subregion_disable = 0x87;
mpu_init_struct.instruction_exec = MPU_INSTRUCTION_EXEC_NOT_PERMIT;
mpu_init_struct.tex_type = MPU_TEX_TYPE0;
mpu_region_config(&mpu_init_struct);
mpu_region_enable();
/* enable the MPU */
ARM_MPU_Enable(MPU_MODE_PRIV_DEFAULT);
}
App/Src/systick.c
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/*!
\file systick.c
\brief the systick configuration file
\version 2025-01-24, V1.4.0, firmware for GD32H7xx
*/
/*
Copyright (c) 2025, GigaDevice Semiconductor Inc.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its contributors
may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
OF SUCH DAMAGE.
*/
#include "gd32h7xx.h"
#include "systick.h"
volatile static uint32_t delay;
/*!
\brief configure systick
\param[in] none
\param[out] none
\retval none
*/
void systick_config(void)
{
/* setup systick timer for 1000Hz interrupts */
if(SysTick_Config(SystemCoreClock / 1000U)) {
/* capture error */
while(1) {
}
}
/* configure the systick handler priority */
NVIC_SetPriority(SysTick_IRQn, 0x00U);
}
/*!
\brief delay a time in milliseconds
\param[in] count: count in milliseconds
\param[out] none
\retval none
*/
void delay_1ms(uint32_t count)
{
delay = count;
while(0U != delay) {
}
}
/*!
\brief delay decrement
\param[in] none
\param[out] none
\retval none
*/
void delay_decrement(void)
{
if(0U != delay) {
delay--;
}
}