You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
138 lines
5.7 KiB
C
138 lines
5.7 KiB
C
/*
|
|
FreeRTOS V6.0.0 - Copyright (C) 2009 Real Time Engineers Ltd.
|
|
|
|
***************************************************************************
|
|
* *
|
|
* If you are: *
|
|
* *
|
|
* + New to FreeRTOS, *
|
|
* + Wanting to learn FreeRTOS or multitasking in general quickly *
|
|
* + Looking for basic training, *
|
|
* + Wanting to improve your FreeRTOS skills and productivity *
|
|
* *
|
|
* then take a look at the FreeRTOS eBook *
|
|
* *
|
|
* "Using the FreeRTOS Real Time Kernel - a Practical Guide" *
|
|
* http://www.FreeRTOS.org/Documentation *
|
|
* *
|
|
* A pdf reference manual is also available. Both are usually delivered *
|
|
* to your inbox within 20 minutes to two hours when purchased between 8am *
|
|
* and 8pm GMT (although please allow up to 24 hours in case of *
|
|
* exceptional circumstances). Thank you for your support! *
|
|
* *
|
|
***************************************************************************
|
|
|
|
This file is part of the FreeRTOS distribution.
|
|
|
|
FreeRTOS 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.
|
|
***NOTE*** The exception to the GPL is included to allow you to distribute
|
|
a combined work that includes FreeRTOS without being obliged to provide the
|
|
source code for proprietary components outside of the FreeRTOS kernel.
|
|
FreeRTOS 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 and the FreeRTOS license exception along with FreeRTOS; if not it
|
|
can be viewed here: http://www.freertos.org/a00114.html and also obtained
|
|
by writing to Richard Barry, contact details for whom are available on the
|
|
FreeRTOS WEB site.
|
|
|
|
1 tab == 4 spaces!
|
|
|
|
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 PORTMACRO_H
|
|
#define PORTMACRO_H
|
|
|
|
/* Standard includes. */
|
|
#include <stddef.h>
|
|
|
|
/* Constants denoting the available memory models. These are used within
|
|
FreeRTOSConfig.h to set the configMEMMODEL value. */
|
|
#define portSMALL 0
|
|
#define portMEDIUM 1
|
|
#define portCOMPACT 2
|
|
#define portLARGE 3
|
|
|
|
|
|
/*-----------------------------------------------------------
|
|
* 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 portSHORT
|
|
#define portBASE_TYPE portSHORT
|
|
|
|
#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
|
|
/*-----------------------------------------------------------*/
|
|
|
|
/* Critical section handling. */
|
|
#if configKERNEL_INTERRUPT_PRIORITY != 6
|
|
#error configKERNEL_INTERRUPT_PRIORITY (set in FreeRTOSConfig.h) must match the ILM value set in the following line - #06H being the default.
|
|
#endif
|
|
#define portDISABLE_INTERRUPTS() __asm(" MOV ILM, #06h ")
|
|
#define portENABLE_INTERRUPTS() __asm(" MOV ILM, #07h ")
|
|
|
|
#define portENTER_CRITICAL() \
|
|
{ __asm(" PUSHW PS "); \
|
|
portDISABLE_INTERRUPTS(); \
|
|
}
|
|
|
|
#define portEXIT_CRITICAL() \
|
|
{ __asm(" POPW PS "); \
|
|
}
|
|
|
|
/*-----------------------------------------------------------*/
|
|
|
|
/* Architecture specifics. */
|
|
#define portSTACK_GROWTH ( -1 )
|
|
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
|
|
#define portBYTE_ALIGNMENT 2
|
|
#define portNOP() __asm( " NOP " );
|
|
/*-----------------------------------------------------------*/
|
|
|
|
/* portYIELD() uses SW interrupt */
|
|
#define portYIELD() __asm( " INT #122 " );
|
|
|
|
/* portYIELD_FROM_ISR() uses delayed interrupt */
|
|
#define portYIELD_FROM_ISR() __asm( " SETB 03A4H:0 " );
|
|
/*-----------------------------------------------------------*/
|
|
|
|
/* 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 )
|
|
|
|
#define portMINIMAL_STACK_SIZE configMINIMAL_STACK_SIZE
|
|
|
|
|
|
#endif /* PORTMACRO_H */
|
|
|