RT-Thread 14. GD32F330RBT6 Keil4移植RT-Thread

1.增加rt-thread-v4.1.0源码

rt-thread-v4.1.0\bsp\gd32350r-eval复制重命名为gd32f330_v1

2.文件组织结构

Usr：存放App任务应用，属于应用层，完全脱离硬件
CMSIS：硬件层，启动文件、系统文件
Driver：硬件外设驱动库（MCU厂商提供）
rt-thread_components_board：bsp\gd32f330_v1\drivers文件夹，板级BSP
rt-thread_src：\src文件夹，rt-thread内核源码
rt-thread_libcpu：\libcpu文件夹，rt-thread内核源码
rt-thread_components_finsh：components\finsh文件夹
rt-thread_components_driver：components\drivers文件夹

插一句，\bsp\gd32\libraries\gd32_drivers不适合用于GD32F330芯片

宏定义，–c99，头文件路径

3.menuconfig

保存之后自动更新rtconfig.h

//rtconfig.h

#ifndef RT_CONFIG_H__
#define RT_CONFIG_H__

/* Automatically generated file; DO NOT EDIT. */
/* RT-Thread Configuration */

/* RT-Thread Kernel */

#define RT_NAME_MAX 8
#define RT_ALIGN_SIZE 4
#define RT_THREAD_PRIORITY_32
#define RT_THREAD_PRIORITY_MAX 32
#define RT_TICK_PER_SECOND 100
#define RT_USING_OVERFLOW_CHECK
#define RT_USING_HOOK
#define RT_HOOK_USING_FUNC_PTR
#define RT_USING_IDLE_HOOK
#define RT_IDLE_HOOK_LIST_SIZE 4
#define IDLE_THREAD_STACK_SIZE 256
#define RT_USING_TIMER_SOFT
#define RT_TIMER_THREAD_PRIO 4
#define RT_TIMER_THREAD_STACK_SIZE 512

/* kservice optimization */

#define RT_DEBUG

/* Inter-Thread communication */

#define RT_USING_SEMAPHORE
#define RT_USING_MUTEX
#define RT_USING_EVENT
#define RT_USING_MAILBOX
#define RT_USING_MESSAGEQUEUE

/* Memory Management */

#define RT_USING_MEMPOOL
#define RT_USING_SMALL_MEM
#define RT_USING_SMALL_MEM_AS_HEAP
#define RT_USING_HEAP

/* Kernel Device Object */

#define RT_USING_DEVICE
#define RT_USING_CONSOLE
#define RT_CONSOLEBUF_SIZE 128
#define RT_CONSOLE_DEVICE_NAME "uart1"
#define RT_VER_NUM 0x40100

/* RT-Thread Components */

#define RT_USING_COMPONENTS_INIT
#define RT_USING_USER_MAIN
#define RT_MAIN_THREAD_STACK_SIZE 2048
#define RT_MAIN_THREAD_PRIORITY 10
#define RT_USING_MSH
#define RT_USING_FINSH
#define FINSH_USING_MSH
#define FINSH_THREAD_NAME "tshell"
#define FINSH_THREAD_PRIORITY 20
#define FINSH_THREAD_STACK_SIZE 4096
#define FINSH_USING_HISTORY
#define FINSH_HISTORY_LINES 5
#define FINSH_USING_SYMTAB
#define FINSH_CMD_SIZE 80
#define MSH_USING_BUILT_IN_COMMANDS
#define FINSH_USING_DESCRIPTION
#define FINSH_ARG_MAX 10

/* Device Drivers */

#define RT_USING_DEVICE_IPC
#define RT_USING_SERIAL
#define RT_USING_SERIAL_V1
#define RT_SERIAL_USING_DMA
#define RT_SERIAL_RB_BUFSZ 64
#define RT_USING_PIN

/* Using USB */


/* C/C++ and POSIX layer */

#define RT_LIBC_DEFAULT_TIMEZONE 8

/* POSIX (Portable Operating System Interface) layer */


/* Interprocess Communication (IPC) */


/* Socket is in the 'Network' category */


/* Network */


/* Utilities */


/* RT-Thread Utestcases */


/* RT-Thread online packages */

/* IoT - internet of things */


/* Wi-Fi */

/* Marvell WiFi */


/* Wiced WiFi */


/* CYW43012 WiFi */


/* IoT Cloud */


/* security packages */


/* language packages */

/* JSON: JavaScript Object Notation, a lightweight data-interchange format */


/* XML: Extensible Markup Language */


/* multimedia packages */

/* LVGL: powerful and easy-to-use embedded GUI library */


/* u8g2: a monochrome graphic library */


/* tools packages */


/* system packages */

/* enhanced kernel services */


/* acceleration: Assembly language or algorithmic acceleration packages */


/* CMSIS: ARM Cortex-M Microcontroller Software Interface Standard */


/* Micrium: Micrium software products porting for RT-Thread */


/* peripheral libraries and drivers */

/* sensors drivers */


/* touch drivers */


/* Kendryte SDK */


/* AI packages */


/* Signal Processing and Control Algorithm Packages */


/* miscellaneous packages */

/* project laboratory */

/* samples: kernel and components samples */


/* entertainment: terminal games and other interesting software packages */

#define SOC_GD32350R
#define BSP_USING_UART1

#endif

4.代码

主要修改Usr（App）、rt-thread_bsp_board（BSP）文件，但rtconfig.h使用ENV菜单方式menuconfig命令修改后保存自动得到。

//main.c

#include <rthw.h>
#include <stdio.h>
#include <rtthread.h>
#include <rtdevice.h>
#include "drv_gpio.h"
#include "gd32f3x0.h"

/* defined the LED2 pin: PC6 */
#define LED1_PIN GET_PIN(B, 1)
#define LED2_PIN GET_PIN(B, 2)


#define delay_ms(x)   rt_thread_mdelay(x)

#define RT_USR1_THREAD_PRIO        6
#define USR1_THREAD_NAME          "usr1"
static struct rt_thread usr1_thread;
static rt_uint8_t usr1_thread_stack[RT_MAIN_THREAD_STACK_SIZE];


void rt_thread_usr1_entry(void *parameter)
{
    /* set LED2 pin mode to output */
    rt_pin_mode(LED2_PIN, PIN_MODE_OUTPUT);
    while (1)
    {
        rt_pin_write(LED2_PIN, PIN_HIGH);
        rt_thread_mdelay(2000);
        rt_pin_write(LED2_PIN, PIN_LOW);
        rt_thread_mdelay(2000);
    } 
}




int main(void)
{
  
    rt_thread_init(&usr1_thread,
                 USR1_THREAD_NAME,
                 rt_thread_usr1_entry,
                 RT_NULL,
                 &usr1_thread_stack[0],
                 sizeof(usr1_thread_stack),
                 RT_USR1_THREAD_PRIO,
                 20);
    rt_thread_startup(&usr1_thread);
  
    /* set LED1 pin mode to output */
    rt_pin_mode(LED1_PIN, PIN_MODE_OUTPUT);

    while (1)
    {
        rt_pin_write(LED1_PIN, PIN_HIGH);
        rt_thread_mdelay(500);
        rt_pin_write(LED1_PIN, PIN_LOW);
        rt_thread_mdelay(500);
    }
}