122 lines
1.9 KiB
C
122 lines
1.9 KiB
C
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/**
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* @file shell_port.c
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* @author Letter (NevermindZZT@gmail.com)
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* @brief
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* @version 0.1
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* @date 2019-02-22
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*
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* @copyright (c) 2019 Letter
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*
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*/
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#include "FreeRTOS.h"
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#include "task.h"
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#include "shell.h"
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#include "queue.h"
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#include "semphr.h"
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#include "stm32f10x.h"
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#include "bsp_usart.h"
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#include "string.h"
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Shell shell;
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char shellBuffer[512];
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static SemaphoreHandle_t shellMutex;
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/**
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* @brief 用户shell写
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*
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* @param data 数据
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* @param len 数据长度
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*
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* @return short 实际写入的数据长度
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*/
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short userShellWrite(char *data, unsigned short len)
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{
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Usart_SendString(USART1,data);
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return len;
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}
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/**
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* @brief 用户shell读
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*
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* @param data 数据
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* @param len 数据长度
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*
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* @return short 实际读取到
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*/
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/* 自定义接口函数 */
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extern uint8_t g_debugRxBuf[];
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extern uint8_t g_debugRxFlag;
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extern uint16_t g_debugRxLen;
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void userShellRun(void)
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{
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if(g_debugRxFlag)
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{
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for(uint8_t i=0;i<=g_debugRxLen;i++)
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{
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shellHandler(&shell,g_debugRxBuf[i]);
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}
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g_debugRxLen = 0;
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g_debugRxFlag = 0;
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memset(g_debugRxBuf,0x00,255);
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}
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}
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short userShellRead(char *data, unsigned short len)
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{
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userShellRun();
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vTaskDelay(20);
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return 0;
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}
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/**
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* @brief 用户shell上锁
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*
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* @param shell shell
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*
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* @return int 0
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*/
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int userShellLock(Shell *shell)
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{
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xSemaphoreTake(shellMutex, portMAX_DELAY);
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return 0;
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}
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/**
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* @brief 用户shell解锁
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*
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* @param shell shell
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*
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* @return int 0
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*/
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int userShellUnlock(Shell *shell)
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{
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xSemaphoreGive(shellMutex);
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return 0;
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}
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/**
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* @brief 用户shell初始化
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*
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*/
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void userShellInit(void)
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{
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shellMutex = xSemaphoreCreateMutex();
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shell.write = userShellWrite;
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shell.read = userShellRead;
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shell.lock = userShellLock;
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shell.unlock = userShellUnlock;
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shellInit(&shell, shellBuffer, 512);
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if (xTaskCreate(shellTask, "shell", 256, &shell, 5, NULL) != pdPASS)
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{
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printf("shell task creat failed");
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}
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}
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