portable.h

Show hou use semaphores in RTL-ARM

/* 
 ********************************************************************
 * Project:    GNU-Port FreeRTOS Port
 * File:    	portable.h
 *
 * System:   	ARM7TDMI-S 32 Bit (LPC2378)
 * Compiler:  	GCC 4.0.3
 *
 * Date:      	2006-11-17
 * Author:    	Grohmann
 *
 * Rights:    	Hitex Development Tools GmbH
 *            	Greschbachstr. 12
 *            	D-76229 Karlsruhe
 ********************************************************************
 * Description:
 *
 * This file is part of the GNU FreeRTOS Port
 * The code is based on the FreeRTOS originated by Richard Barry
 * This is a small implementation preemtive and semaphore task. 
 * The application runs in ARM mode with high optimization level.
 *	
 ********************************************************************
 * History:
 *
 *  Revision 1.0    2006/11/17      Gn
 *     Initial revision 
 ********************************************************************
 * This is a preliminary version.
 *
 * WARRANTY:  HITEX warrants that the media on which the SOFTWARE is 
 * furnished is free from defects in materials and workmanship under 
 * normal use and service for a period of ninety (90) days. HITEX entire
 * liability and your exclusive remedy shall be the replacement of the 
 * SOFTWARE if the media is defective. This Warranty is void if failure
 * of the media resulted from unauthorized modification, accident, abuse,
 * or misapplication.
 *
 * DISCLAIMER:  OTHER THAN THE ABOVE WARRANTY, THE SOFTWARE IS FURNISHED
 * "AS IS" WITHOUT WARRANTY OF ANY KIND. HITEX DISCLAIMS ALL OTHER WARRANTIES,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * NEITHER HITEX NOR ITS AFFILIATES SHALL BE LIABLE FOR ANY DAMAGES ARISING
 * OUT OF THE USE OF OR INABILITY TO USE THE SOFTWARE, INCLUDING DAMAGES FOR
 * LOSS OF PROFITS, BUSINESS INTERRUPTION, OR ANY SPECIAL, INCIDENTAL, INDIRECT
 * OR CONSEQUENTIAL DAMAGES EVEN IF HITEX HAS BEEN ADVISED OF THE POSSIBILITY 
 * OF SUCH DAMAGES.
 ********************************************************************/

/*-----------------------------------------------------------
 * Portable layer API.  Each function must be defined for each port.
 *----------------------------------------------------------*/

#ifndef PORTABLE_H
#define PORTABLE_H

/* Include the macro file relevant to the port being used. */

#include "portmacro.h"

/*
 * Setup the stack of a new task so it is ready to be placed under the
 * scheduler control.  The registers have to be placed on the stack in
 * the order that the port expects to find them.
 */
portSTACK_TYPE *pxPortInitialiseStack( portSTACK_TYPE *pxTopOfStack, pdTASK_CODE pxCode, void *pvParameters );

/*
 * Map to the memory management routines required for the port.
 */
void *pvPortMalloc( size_t xSize );
void vPortFree( void *pv );
void vPortInitialiseBlocks( void );

/*
 * Setup the hardware ready for the scheduler to take control.  This generally
 * sets up a tick interrupt and sets timers for the correct tick frequency.
 */
portBASE_TYPE xPortStartScheduler( void );

/*
 * Undo any hardware/ISR setup that was performed by xPortStartScheduler() so
 * the hardware is left in its original condition after the scheduler stops
 * executing.
 */
void vPortEndScheduler( void );


#endif /* PORTABLE_H */