freertos.c

在AVR单片机上使用的一款RTOS

/*
 *  iRTOS
 *  Copyright (C) 2009  Dmitriy Cherepanov

  FreeRTOS.org V5.1.2 - Copyright (C) 2003-2009 Richard Barry.

  This file was the part of the FreeRTOS.org distribution. 
  It included here for testing purposes. If you wish to distribute
  a combined work that includes this sources you MUST do it under the
  terms of the GNU General Public License.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with FreeRTOS.org; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/
/* Scheduler include files. */
#include "src/tests/freeRTOS/FreeRTOS.h"
#include "src/tests/freeRTOS/task.h"


/*-----------------------------------------------------------*/
void vTaskDelay( portTickType xTicksToDelay )
{
iRelTimeout  itmp_timeout;
	itmp_timeout=(iRelTimeout) {1,xTicksToDelay};	
		ithread_wait((iTimeout *)&itmp_timeout);
};
/*-----------------------------------------------------------*/
#include "kernel/queue.h"
#include "src/tests/freeRTOS/queue.h"
/*-----------------------------------------------------------*/
signed portBASE_TYPE xQueueGenericSend( 
			xQueueHandle xQueue, const void * const pvItemToQueue, 
			portTickType xTicksToWait, portBASE_TYPE xCopyPosition )
{
iRelTimeout  itmp_timeout;
	itmp_timeout=(iRelTimeout) {1,xTicksToWait};
	if (queue_write_generic(xQueue, pvItemToQueue, 
			(iTimeout *)&itmp_timeout,xCopyPosition) == 0)
		return pdTRUE;
	else 
		return pdFALSE;	
}
signed portBASE_TYPE xQueueGenericReceive( xQueueHandle xQueue, void * const pvBuffer, 
				portTickType xTicksToWait, portBASE_TYPE xJustPeek )
{
iRelTimeout  itmp_timeout;
	itmp_timeout=(iRelTimeout) {1,xTicksToWait};
	if (xJustPeek == pdTRUE )
		xJustPeek = CYCLIC_BUFERR_MEMCOPY_PEEK;
	else
		xJustPeek = CYCLIC_BUFERR_MEMCOPY_RECIVE;
	if (queue_read_generic(xQueue, pvBuffer, 
			(iTimeout *)&itmp_timeout,xJustPeek) == 0)
		return pdTRUE;
	else 
		return pdFALSE;		
}				
/*-----------------------------------------------------------*/