source/cmd_proc_freertos_tms570.c

   1 /*
   2  * cmd_proc_freertos_tms570.c
   3  *
   4  *  Created on: 1.8.2012
   5  *      Author: Michal Horn
   6  *
   7  *  Implementation of main task for processing commands.
   8  *
   9  */
  10 #include "cmd_proc_freertos_tms570.h"
  11
  12 xTaskHandle processCmdHandler;
  13 uint8_t* prompt;
  14 extern cmd_des_t const *cmd_list_main[];                // Main list of commands
  15 extern cmd_io_t cmd_io_std_line;                // IO stack
  16
  17
  18 void initCmdProc(unsigned portBASE_TYPE priority, uint8_t * introText, uint8_t * promptText) {
  19         initIoBuffer();
  20         prompt = NULL;
  21         if (promptText != NULL) {
  22                 prompt = (uint8_t *)pvPortMalloc(strlen((char*)promptText));
  23                 strcpy((char *)prompt, (const char*)promptText);
  24         }
  25         int taskRetVal;
  26         if ((taskRetVal = xTaskCreate(processCmd, (const signed char *)"processCmd", 1000, NULL, priority, processCmdHandler)) != pdPASS) {
  27                 uint8_t taskCreateError[]="FreeRTOS: Creating task processCmd failed. Error code: ";
  28                 print(taskCreateError);
  29                 char buf[20];
  30                 i2str(buf, taskRetVal, 1, 0);
  31                 print((uint8_t *)buf);
  32                 print((uint8_t *)"\r\n");
  33                 /* An error occurred, block program */
  34                 while(1)
  35                         ;
  36         }
  37         if (introText != NULL)
  38                 print((uint8_t *)introText);
  39         if (prompt != NULL)
  40                 print((uint8_t *)prompt);
  41         sciReceive(sciREG, 1, NULL);
  42 }
  43
  44 void processCmd(void *pvParameters ) {
  45         for (;;) {
  46                 cmd_processor_run(&cmd_io_std_line, cmd_list_main);
  47                 if (prompt != NULL)
  48                         print((uint8_t *)prompt);
  49         }
  50 }
  51
  52
  53