/* FreeRTOS V7.6.0 - Copyright (C) 2013 Real Time Engineers Ltd. All rights reserved VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. *************************************************************************** * * * FreeRTOS provides completely free yet professionally developed, * * robust, strictly quality controlled, supported, and cross * * platform software that has become a de facto standard. * * * * Help yourself get started quickly and support the FreeRTOS * * project by purchasing a FreeRTOS tutorial book, reference * * manual, or both from: http://www.FreeRTOS.org/Documentation * * * * Thank you! * * * *************************************************************************** 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 modification 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. Full license text is available from the following link: http://www.freertos.org/a00114.html 1 tab == 4 spaces! *************************************************************************** * * * Having a problem? Start by reading the FAQ "My application does * * not run, what could be wrong?" * * * * http://www.FreeRTOS.org/FAQHelp.html * * * *************************************************************************** http://www.FreeRTOS.org - Documentation, books, training, latest versions, license and Real Time Engineers Ltd. contact details. http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, including FreeRTOS+Trace - an indispensable productivity tool, a DOS compatible FAT file system, and our tiny thread aware UDP/IP stack. http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS licenses offer ticketed support, indemnification and middleware. http://www.SafeRTOS.com - High Integrity Systems also provide a safety engineered and independently SIL3 certified version for use in safety and mission critical applications that require provable dependability. 1 tab == 4 spaces! */ #ifndef PORTMACRO_H #define PORTMACRO_H #include #ifdef __cplusplus extern "C" { #endif /*----------------------------------------------------------- * 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 - these are a bit legacy and not really used now, other than portSTACK_TYPE and portBASE_TYPE. */ #define portCHAR char #define portFLOAT float #define portDOUBLE double #define portLONG long #define portSHORT short #define portSTACK_TYPE unsigned portLONG #define portBASE_TYPE long #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 /*-----------------------------------------------------------*/ /* Hardware specifics. */ #define portBYTE_ALIGNMENT 8 #define portSTACK_GROWTH -1 #define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ ) #define portNOP() nop() #define portSTART_SCHEDULER_TRAP_NO ( 32 ) #define portYIELD_TRAP_NO ( 33 ) #define portKERNEL_INTERRUPT_PRIORITY ( 1 ) void vPortYield( void ); #define portYIELD() vPortYield() extern void vTaskSwitchContext( void ); #define portYIELD_FROM_ISR( x ) if( x != pdFALSE ) vTaskSwitchContext() /* * This function tells the kernel that the task referenced by xTask is going to * use the floating point registers and therefore requires the floating point * registers saved as part of its context. */ portBASE_TYPE xPortUsesFloatingPoint( void* xTask ); /* * The flop save and restore functions are defined in portasm.src and called by * the trace "task switched in" and "trace task switched out" macros. */ void vPortSaveFlopRegisters( void *pulBuffer ); void vPortRestoreFlopRegisters( void *pulBuffer ); /* * pxTaskTag is used to point to the buffer into which the floating point * context should be saved. If pxTaskTag is NULL then the task does not use * a floating point context. */ #define traceTASK_SWITCHED_OUT() if( pxCurrentTCB->pxTaskTag != NULL ) vPortSaveFlopRegisters( pxCurrentTCB->pxTaskTag ) #define traceTASK_SWITCHED_IN() if( pxCurrentTCB->pxTaskTag != NULL ) vPortRestoreFlopRegisters( pxCurrentTCB->pxTaskTag ) /* * These macros should be called directly, but through the taskENTER_CRITICAL() * and taskEXIT_CRITICAL() macros. */ #define portENABLE_INTERRUPTS() set_imask( 0x00 ) #define portDISABLE_INTERRUPTS() set_imask( portKERNEL_INTERRUPT_PRIORITY ) /* Critical nesting counts are stored in the TCB. */ #define portCRITICAL_NESTING_IN_TCB ( 1 ) /* The critical nesting functions defined within tasks.c. */ extern void vTaskEnterCritical( void ); extern void vTaskExitCritical( void ); #define portENTER_CRITICAL() vTaskEnterCritical(); #define portEXIT_CRITICAL() vTaskExitCritical(); /*-----------------------------------------------------------*/ /* 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 ) #ifdef __cplusplus } #endif #endif /* PORTMACRO_H */