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/* V5.2.0 - Copyright (C) 2003-2009 Richard Barry.
This file is part of the distribution. is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License (version 2) as published
by the Free Software Foundation and modified by the FreeRTOS exception. 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; 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 is included to allow you to distribute a
combined work that includes without being obliged to provide
the source code for any proprietary components. See the licensing section
of for full details.
* *
* Get the FreeRTOS eBook! See *
* *
* This is a concise, step by step, 'hands on' guide that describes both *
* general multitasking concepts and FreeRTOS specifics. It presents and *
* explains numerous examples that are written using the FreeRTOS API. *
* Full source code for all the examples is provided in an accompanying *
* .zip file. *
* *
1 tab == 4 spaces!
Please ensure to read the configuration and relevant port sections of the
online documentation. - Documentation, latest information, license and
contact details. - A version that is certified for use in safety
critical systems. - Commercial support, development, porting,
licensing and training services.
#ifdef __cplusplus
extern "C" {
* Port specific definitions.
* The settings in this file configure FreeRTOS correctly for the
* given hardware and compiler.
* These settings should not be altered.
/* Type definitions. */
#define portCHAR char
#define portFLOAT float
#define portDOUBLE double
#define portLONG int
#define portSHORT short
#define portSTACK_TYPE unsigned long
#define portBASE_TYPE long
#if( configUSE_16_BIT_TICKS == 1 )
typedef unsigned portSHORT portTickType;
#define portMAX_DELAY ( portTickType ) 0xffff
typedef unsigned portLONG portTickType;
#define portMAX_DELAY ( portTickType ) 0xffffffff
/* Architecture specifics. */
#define portSTACK_GROWTH ( -1 )
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
#define portTICK_RATE_MICROSECONDS ( ( portTickType ) 1000000 / configTICK_RATE_HZ )
#define portBYTE_ALIGNMENT 4
/* Scheduler utilities. */
extern void vPortYieldFromISR( void );
extern void vPortYield( void );
#define portYIELD() vPortYield()
#define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired ) vPortYieldFromISR()
/* Critical section management. */
extern void vPortDisableInterrupts( void );
extern void vPortEnableInterrupts( void );
#define portSET_INTERRUPT_MASK() ( vPortDisableInterrupts() )
#define portCLEAR_INTERRUPT_MASK() ( vPortEnableInterrupts() )
extern portBASE_TYPE xPortSetInterruptMask( void );
extern void vPortClearInterruptMask( portBASE_TYPE xMask );
#define portSET_INTERRUPT_MASK_FROM_ISR() xPortSetInterruptMask()
#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) vPortClearInterruptMask(x)
extern void vPortEnterCritical( void );
extern void vPortExitCritical( void );
#define portENTER_CRITICAL() vPortEnterCritical()
#define portEXIT_CRITICAL() vPortExitCritical()
/* Task function macros as described on the WEB site. */
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
#define portNOP()
#define portOUTPUT_BYTE( a, b )
extern void vPortForciblyEndThread( void *pxTaskToDelete );
#define traceTASK_DELETE( pxTaskToDelete ) vPortForciblyEndThread( pxTaskToDelete )
extern void vPortAddTaskHandle( void *pxTaskHandle );
#define traceTASK_CREATE( pxNewTCB ) vPortAddTaskHandle( pxNewTCB )
/* Posix Signal definitions that can be changed or read as appropriate. */
/* Make use of times(man 2) to gather run-time statistics on the tasks. */
extern void vPortFindTicksPerSecond( void );
#define portCONFIGURE_TIMER_FOR_RUN_TIME_STATS() vPortFindTicksPerSecond() /* Nothing to do because the timer is already present. */
extern unsigned long ulPortGetTimerValue( void );
#define portGET_RUN_TIME_COUNTER_VALUE() ulPortGetTimerValue() /* Query the System time stats for this process. */
#ifdef __cplusplus
#endif /* PORTMACRO_H */