freertos.h

最新的FreeRTOS源代码

/*
	FreeRTOS.org V5.0.0 - Copyright (C) 2003-2008 Richard Barry.

	This file is part of the FreeRTOS.org distribution.

	FreeRTOS.org 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.

	FreeRTOS.org 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

	A special exception to the GPL can be applied should you wish to distribute
	a combined work that includes FreeRTOS.org, without being obliged to provide
	the source code for any proprietary components.  See the licensing section
	of http://www.FreeRTOS.org for full details of how and when the exception
	can be applied.

    ***************************************************************************
    ***************************************************************************
    *                                                                         *
    * SAVE TIME AND MONEY!  We can port FreeRTOS.org to your own hardware,    *
    * and even write all or part of your application on your behalf.          *
    * See http://www.OpenRTOS.com for details of the services we provide to   *
    * expedite your project.                                                  *
    *                                                                         *
    ***************************************************************************
    ***************************************************************************

	Please ensure to read the configuration and relevant port sections of the
	online documentation.

	http://www.FreeRTOS.org - Documentation, latest information, license and 
	contact details.

	http://www.SafeRTOS.com - A version that is certified for use in safety 
	critical systems.

	http://www.OpenRTOS.com - Commercial support, development, porting, 
	licensing and training services.
*/

#ifndef INC_FREERTOS_H
#define INC_FREERTOS_H


/*
 * Include the generic headers required for the FreeRTOS port being used.
 */
#include <stddef.h>

/* Basic FreeRTOS definitions. */
#include "projdefs.h"

/* Application specific configuration options. */
#include "FreeRTOSConfig.h"

/* Definitions specific to the port being used. */
#include "portable.h"


/* Defines the prototype to which the application task hook function must
conform. */
typedef portBASE_TYPE (*pdTASK_HOOK_CODE)( void * );





/*
 * Check all the required application specific macros have been defined.
 * These macros are application specific and (as downloaded) are defined
 * within FreeRTOSConfig.h.
 */

#ifndef configUSE_PREEMPTION
	#error Missing definition:  configUSE_PREEMPTION should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef configUSE_IDLE_HOOK
	#error Missing definition:  configUSE_IDLE_HOOK should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef configUSE_TICK_HOOK
	#error Missing definition:  configUSE_TICK_HOOK should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef configUSE_CO_ROUTINES
	#error  Missing definition:  configUSE_CO_ROUTINES should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef INCLUDE_vTaskPrioritySet
	#error Missing definition:  INCLUDE_vTaskPrioritySet should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef INCLUDE_uxTaskPriorityGet
	#error Missing definition:  INCLUDE_uxTaskPriorityGet should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef INCLUDE_vTaskDelete		
	#error Missing definition:  INCLUDE_vTaskDelete		 should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef INCLUDE_vTaskCleanUpResources
	#error Missing definition:  INCLUDE_vTaskCleanUpResources should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef INCLUDE_vTaskSuspend	
	#error Missing definition:  INCLUDE_vTaskSuspend	 should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef INCLUDE_vTaskDelayUntil
	#error Missing definition:  INCLUDE_vTaskDelayUntil should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef INCLUDE_vTaskDelay
	#error Missing definition:  INCLUDE_vTaskDelay should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef configUSE_16_BIT_TICKS
	#error Missing definition:  configUSE_16_BIT_TICKS should be defined in FreeRTOSConfig.h as either 1 or 0.  See the Configuration section of the FreeRTOS API documentation for details.
#endif

#ifndef configUSE_APPLICATION_TASK_TAG
	#define configUSE_APPLICATION_TASK_TAG 0
#endif

#ifndef INCLUDE_uxTaskGetStackHighWaterMark
	#define INCLUDE_uxTaskGetStackHighWaterMark 0
#endif

#ifndef configUSE_RECURSIVE_MUTEXES
	#define configUSE_RECURSIVE_MUTEXES 0
#endif

#ifndef configUSE_MUTEXES
	#define configUSE_MUTEXES 0
#endif

#ifndef configUSE_COUNTING_SEMAPHORES
	#define configUSE_COUNTING_SEMAPHORES 0
#endif

#ifndef configUSE_ALTERNATIVE_API
	#define configUSE_ALTERNATIVE_API 0
#endif

#ifndef portCRITICAL_NESTING_IN_TCB
	#define portCRITICAL_NESTING_IN_TCB 0
#endif

#ifndef configMAX_TASK_NAME_LEN
	#define configMAX_TASK_NAME_LEN 16
#endif

#ifndef configIDLE_SHOULD_YIELD
	#define configIDLE_SHOULD_YIELD		1
#endif

#if configMAX_TASK_NAME_LEN < 1
	#undef configMAX_TASK_NAME_LEN
	#define configMAX_TASK_NAME_LEN 1
#endif

#ifndef INCLUDE_xTaskResumeFromISR
	#define INCLUDE_xTaskResumeFromISR 1
#endif

#ifndef INCLUDE_xTaskGetSchedulerState
	#define INCLUDE_xTaskGetSchedulerState 0
#endif

#if ( configUSE_MUTEXES == 1 )
	/* xTaskGetCurrentTaskHandle is used by the priority inheritance mechanism
	within the mutex implementation so must be available if mutexes are used. */
	#undef INCLUDE_xTaskGetCurrentTaskHandle
	#define INCLUDE_xTaskGetCurrentTaskHandle 1
#else
	#ifndef INCLUDE_xTaskGetCurrentTaskHandle
		#define INCLUDE_xTaskGetCurrentTaskHandle 0
	#endif
#endif


/* Remove any unused trace macros. */
#ifndef traceSTART
	/* Used to perform any necessary initialisation - for example, open a file
	into which trace is to be written. */
	#define traceSTART()
#endif

#ifndef traceEND
	/* Use to close a trace, for example close a file into which trace has been
	written. */
	#define traceEND()
#endif

#ifndef traceTASK_SWITCHED_IN
	/* Called after a task has been selected to run.  pxCurrentTCB holds a pointer
	to the task control block of the selected task. */
	#define traceTASK_SWITCHED_IN()
#endif

#ifndef traceTASK_SWITCHED_OUT
	/* Called before a task has been selected to run.  pxCurrentTCB holds a pointer
	to the task control block of the task being switched out. */
	#define traceTASK_SWITCHED_OUT()
#endif

#ifndef traceBLOCKING_ON_QUEUE_RECEIVE
	/* Task is about to block because it cannot read from a 
	queue/mutex/semaphore.  pxQueue is a pointer to the queue/mutex/semaphore
	upon which the read was attempted.  pxCurrentTCB points to the TCB of the 
	task that attempted the read. */
	#define traceBLOCKING_ON_QUEUE_RECEIVE( pxQueue )
#endif

#ifndef traceBLOCKING_ON_QUEUE_SEND
	/* Task is about to block because it cannot write to a 
	queue/mutex/semaphore.  pxQueue is a pointer to the queue/mutex/semaphore
	upon which the write was attempted.  pxCurrentTCB points to the TCB of the 
	task that attempted the write. */
	#define traceBLOCKING_ON_QUEUE_SEND( pxQueue )
#endif

#ifndef configCHECK_FOR_STACK_OVERFLOW
	#define configCHECK_FOR_STACK_OVERFLOW 0
#endif

/* The following event macros are embedded in the kernel API calls. */

#ifndef traceQUEUE_CREATE	
	#define traceQUEUE_CREATE( pxNewQueue )
#endif

#ifndef traceQUEUE_CREATE_FAILED
	#define traceQUEUE_CREATE_FAILED()
#endif

#ifndef traceCREATE_MUTEX
	#define traceCREATE_MUTEX( pxNewQueue )
#endif

#ifndef traceCREATE_MUTEX_FAILED
	#define traceCREATE_MUTEX_FAILED()
#endif

#ifndef traceGIVE_MUTEX_RECURSIVE
	#define traceGIVE_MUTEX_RECURSIVE( pxMutex )
#endif

#ifndef traceGIVE_MUTEX_RECURSIVE_FAILED
	#define traceGIVE_MUTEX_RECURSIVE_FAILED( pxMutex )
#endif

#ifndef traceTAKE_MUTEX_RECURSIVE
	#define traceTAKE_MUTEX_RECURSIVE( pxMutex )
#endif

#ifndef traceCREATE_COUNTING_SEMAPHORE
	#define traceCREATE_COUNTING_SEMAPHORE()
#endif

#ifndef traceCREATE_COUNTING_SEMAPHORE_FAILED
	#define traceCREATE_COUNTING_SEMAPHORE_FAILED()
#endif

#ifndef traceQUEUE_SEND
	#define traceQUEUE_SEND( pxQueue )
#endif

#ifndef traceQUEUE_SEND_FAILED
	#define traceQUEUE_SEND_FAILED( pxQueue )
#endif

#ifndef traceQUEUE_RECEIVE
	#define traceQUEUE_RECEIVE( pxQueue )
#endif

#ifndef traceQUEUE_PEEK
	#define traceQUEUE_PEEK( pxQueue )
#endif

#ifndef traceQUEUE_RECEIVE_FAILED
	#define traceQUEUE_RECEIVE_FAILED( pxQueue )
#endif

#ifndef traceQUEUE_SEND_FROM_ISR
	#define traceQUEUE_SEND_FROM_ISR( pxQueue )
#endif

#ifndef traceQUEUE_SEND_FROM_ISR_FAILED
	#define traceQUEUE_SEND_FROM_ISR_FAILED( pxQueue )
#endif

#ifndef traceQUEUE_RECEIVE_FROM_ISR
	#define traceQUEUE_RECEIVE_FROM_ISR( pxQueue )
#endif

#ifndef traceQUEUE_RECEIVE_FROM_ISR_FAILED
	#define traceQUEUE_RECEIVE_FROM_ISR_FAILED( pxQueue )
#endif

#ifndef traceQUEUE_DELETE
	#define traceQUEUE_DELETE( pxQueue )
#endif

#ifndef traceTASK_CREATE
	#define traceTASK_CREATE( pxNewTCB )
#endif

#ifndef traceTASK_CREATE_FAILED
	#define traceTASK_CREATE_FAILED( pxNewTCB )
#endif

#ifndef traceTASK_DELETE
	#define traceTASK_DELETE( pxTaskToDelete )
#endif

#ifndef traceTASK_DELAY_UNTIL
	#define traceTASK_DELAY_UNTIL()
#endif

#ifndef traceTASK_DELAY
	#define traceTASK_DELAY()
#endif

#ifndef traceTASK_PRIORITY_SET
	#define traceTASK_PRIORITY_SET( pxTask, uxNewPriority )
#endif

#ifndef traceTASK_SUSPEND
	#define traceTASK_SUSPEND( pxTaskToSuspend )
#endif

#ifndef traceTASK_RESUME
	#define traceTASK_RESUME( pxTaskToResume )
#endif

#ifndef traceTASK_RESUME_FROM_ISR
	#define traceTASK_RESUME_FROM_ISR( pxTaskToResume )
#endif

#ifndef traceTASK_INCREMENT_TICK
	#define traceTASK_INCREMENT_TICK( xTickCount )
#endif

#endif /* INC_FREERTOS_H */