108 lines
3.3 KiB
C
108 lines
3.3 KiB
C
/*
|
||
cli Task
|
||
模拟命令行
|
||
*/
|
||
|
||
/* Includes ----------------------------------------------------------------- */
|
||
#include "task/user_task.h"
|
||
/* USER INCLUDE BEGIN*/
|
||
#include <stdbool.h>
|
||
#include <stdint.h>
|
||
#include <stdio.h>
|
||
#include <string.h>
|
||
|
||
#include "FreeRTOS.h"
|
||
#include "bsp/usb.h"
|
||
#include "component/FreeRTOS_CLI.h"
|
||
#include "task.h"
|
||
|
||
/* USER INCLUDE END*/
|
||
|
||
/* Private typedef ---------------------------------------------------------- */
|
||
/* Private define ----------------------------------------------------------- */
|
||
/* Private macro ------------------------------------------------------------ */
|
||
/* Private variables -------------------------------------------------------- */
|
||
/* USER STRUCT BEGIN*/
|
||
#define CLI_INPUT_BUF_SIZE 128
|
||
#define CLI_PROMPT "mr> "
|
||
static char cli_input_buf[CLI_INPUT_BUF_SIZE];
|
||
static uint16_t cli_input_len = 0;
|
||
|
||
/* htop命令实现 */
|
||
static BaseType_t htop_cmd(char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString) {
|
||
(void)pcCommandString;
|
||
// vTaskList(pcWriteBuffer); // FreeRTOS自带任务列表
|
||
return pdFALSE;
|
||
}
|
||
|
||
/* 注册htop命令 */
|
||
static void cli_register_commands(void) {
|
||
static const CLI_Command_Definition_t htop_cmd_def = {
|
||
"htop",
|
||
"htop: 显示FreeRTOS任务状态\r\n",
|
||
htop_cmd,
|
||
0
|
||
};
|
||
FreeRTOS_CLIRegisterCommand(&htop_cmd_def);
|
||
}
|
||
|
||
/* USER STRUCT END*/
|
||
|
||
/* Private function --------------------------------------------------------- */
|
||
/* Exported functions ------------------------------------------------------- */
|
||
void Task_cli(void *argument) {
|
||
(void)argument; /* 未使用argument，消除警告 */
|
||
|
||
|
||
osDelay(CLI_INIT_DELAY); /* 延时一段时间再开启任务 */
|
||
|
||
/* USER CODE INIT BEGIN*/
|
||
|
||
cli_register_commands();
|
||
|
||
BSP_USB_Printf("\r\n欢迎使用命令行，输入 help 查看命令\r\n");
|
||
BSP_USB_Printf(CLI_PROMPT);
|
||
/* USER CODE INIT END*/
|
||
|
||
while (1) {
|
||
/* USER CODE BEGIN */
|
||
char ch = BSP_USB_ReadChar();
|
||
|
||
if (ch) {
|
||
// 回显
|
||
BSP_USB_Printf("%c", ch);
|
||
|
||
// 处理回车
|
||
if (ch == '\r' || ch == '\n') {
|
||
BSP_USB_Printf("\r\n");
|
||
cli_input_buf[cli_input_len] = '\0';
|
||
|
||
if (cli_input_len > 0) {
|
||
char *output_buf = FreeRTOS_CLIGetOutputBuffer();
|
||
BaseType_t more_output;
|
||
do {
|
||
more_output = FreeRTOS_CLIProcessCommand(cli_input_buf, output_buf, configCOMMAND_INT_MAX_OUTPUT_SIZE);
|
||
BSP_USB_Printf("%s", output_buf);
|
||
} while (more_output != pdFALSE);
|
||
}
|
||
|
||
cli_input_len = 0;
|
||
memset(cli_input_buf, 0, sizeof(cli_input_buf));
|
||
BSP_USB_Printf(CLI_PROMPT);
|
||
}
|
||
// 处理退格
|
||
else if (ch == 0x7F || ch == '\b') {
|
||
if (cli_input_len > 0) {
|
||
cli_input_len--;
|
||
BSP_USB_Printf("\b \b"); // 退格回显
|
||
}
|
||
}
|
||
// 普通字符
|
||
else if (cli_input_len < CLI_INPUT_BUF_SIZE - 1 && ch >= 32 && ch <= 126) {
|
||
cli_input_buf[cli_input_len++] = ch;
|
||
}
|
||
}
|
||
/* USER CODE END */
|
||
}
|
||
|
||
} |