Subversion Repositories openfire2

/*
	FreeRTOS.org V4.2.0 - Copyright (C) 2003-2007 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.
 
	***************************************************************************
	See http://www.FreeRTOS.org for documentation, latest information, license 
	and contact details.  Please ensure to read the configuration and relevant 
	port sections of the online documentation.
	***************************************************************************
*/
 
#ifndef PORTMACRO_H
#define PORTMACRO_H
 
/*-----------------------------------------------------------
 * 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		long
#define portSHORT		short
#define portSTACK_TYPE		unsigned portLONG
#define portBASE_TYPE		portLONG
 
#if( configUSE_16_BIT_TICKS == 1 )
	typedef unsigned portSHORT portTickType;
	#define portMAX_DELAY ( portTickType ) 0xffff
#else
	typedef unsigned portLONG portTickType;
	#define portMAX_DELAY ( portTickType ) 0xffffffff
#endif
/*-----------------------------------------------------------*/	
 
/* Interrupt control macros. */
void openfire_disable_interrupts(void);
void openfire_enable_interrupts(void);
 
#define portDISABLE_INTERRUPTS()	openfire_disable_interrupts()
#define portENABLE_INTERRUPTS()		openfire_enable_interrupts()
 
/*-----------------------------------------------------------*/
 
/* Critical section macros. */
void vPortEnterCritical( void );
void vPortExitCritical( void );
#define portENTER_CRITICAL()						\
{									\
  extern unsigned portBASE_TYPE uxCriticalNesting;			\
  portDISABLE_INTERRUPTS();						\
  uxCriticalNesting++;							\
}
 
#define portEXIT_CRITICAL()						\
{									\
  extern unsigned portBASE_TYPE uxCriticalNesting;			\
  /* Interrupts are disabled, so we can */				\
  /* access the variable directly. */					\
  uxCriticalNesting--;							\
  if( uxCriticalNesting == 0 )						\
  {									\
    /* The nesting has unwound and we 					\
       can enable interrupts again. */					\
    portENABLE_INTERRUPTS();						\
  }									\
}
 
/*-----------------------------------------------------------*/
 
/* Task utilities. */
void vPortYield( void );
#define portYIELD() 				vPortYield()
 
void vTaskSwitchContext();
#define portYIELD_FROM_ISR() 			vTaskSwitchContext()
/*-----------------------------------------------------------*/
 
/* Hardware specifics. */
#define portBYTE_ALIGNMENT			4
#define portSTACK_GROWTH			( -1 )
#define portTICK_RATE_MS			( ( portTickType ) 1000 / configTICK_RATE_HZ )		
#define portNOP()				asm volatile ( "nop" )
/*-----------------------------------------------------------*/
 
/* Task function macros as described on the FreeRTOS.org WEB site. */
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
 
#endif /* PORTMACRO_H */