| /* | |
| FreeRTOS V8.1.1 - Copyright (C) 2014 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 | |
| #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. */ | |
| #define portCHAR char | |
| #define portFLOAT float | |
| #define portDOUBLE double | |
| #define portLONG long | |
| #define portSHORT short | |
| #define portSTACK_TYPE uint32_t | |
| #define portBASE_TYPE long | |
| typedef portSTACK_TYPE StackType_t; | |
| typedef long BaseType_t; | |
| typedef unsigned long UBaseType_t; | |
| #if( configUSE_16_BIT_TICKS == 1 ) | |
| typedef uint16_t TickType_t; | |
| #define portMAX_DELAY ( TickType_t ) 0xffff | |
| #else | |
| typedef uint32_t TickType_t; | |
| #define portMAX_DELAY ( TickType_t ) 0xffffffffUL | |
| #endif | |
| /*-----------------------------------------------------------*/ | |
| /* Hardware specifics. */ | |
| #define portSTACK_GROWTH ( -1 ) | |
| #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ ) | |
| #define portBYTE_ALIGNMENT 8 | |
| /*-----------------------------------------------------------*/ | |
| /* Task utilities. */ | |
| /* Called at the end of an ISR that can cause a context switch. */ | |
| #define portEND_SWITCHING_ISR( xSwitchRequired )\ | |
| { \ | |
| extern uint32_t ulPortYieldRequired; \ | |
| \ | |
| if( xSwitchRequired != pdFALSE ) \ | |
| { \ | |
| ulPortYieldRequired = pdTRUE; \ | |
| } \ | |
| } | |
| #define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x ) | |
| #define portYIELD() __asm( "SWI 0" ); | |
| /*----------------------------------------------------------- | |
| * Critical section control | |
| *----------------------------------------------------------*/ | |
| extern void vPortEnterCritical( void ); | |
| extern void vPortExitCritical( void ); | |
| extern uint32_t ulPortSetInterruptMask( void ); | |
| extern void vPortClearInterruptMask( uint32_t ulNewMaskValue ); | |
| /* These macros do not globally disable/enable interrupts. They do mask off | |
| interrupts that have a priority below configMAX_API_CALL_INTERRUPT_PRIORITY. */ | |
| #define portENTER_CRITICAL() vPortEnterCritical(); | |
| #define portEXIT_CRITICAL() vPortExitCritical(); | |
| #define portDISABLE_INTERRUPTS() ulPortSetInterruptMask() | |
| #define portENABLE_INTERRUPTS() vPortClearInterruptMask( 0 ) | |
| #define portSET_INTERRUPT_MASK_FROM_ISR() ulPortSetInterruptMask() | |
| #define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) vPortClearInterruptMask(x) | |
| /*-----------------------------------------------------------*/ | |
| /* Task function macros as described on the FreeRTOS.org WEB site. These are | |
| not required for this port but included in case common demo code that uses these | |
| macros is used. */ | |
| #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) | |
| #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters ) | |
| /* Prototype of the FreeRTOS tick handler. This must be installed as the | |
| handler for whichever peripheral is used to generate the RTOS tick. */ | |
| void FreeRTOS_Tick_Handler( void ); | |
| /* Any task that uses the floating point unit MUST call vPortTaskUsesFPU() | |
| before any floating point instructions are executed. */ | |
| void vPortTaskUsesFPU( void ); | |
| #define portTASK_USES_FLOATING_POINT() vPortTaskUsesFPU() | |
| #define portLOWEST_INTERRUPT_PRIORITY ( ( ( uint32_t ) configUNIQUE_INTERRUPT_PRIORITIES ) - 1UL ) | |
| #define portLOWEST_USABLE_INTERRUPT_PRIORITY ( portLOWEST_INTERRUPT_PRIORITY - 1UL ) | |
| /* Architecture specific optimisations. */ | |
| #if configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 | |
| /* Store/clear the ready priorities in a bit map. */ | |
| #define portRECORD_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) |= ( 1UL << ( uxPriority ) ) | |
| #define portRESET_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) ) | |
| /*-----------------------------------------------------------*/ | |
| #define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) uxTopPriority = ( 31 - __clz( uxReadyPriorities ) ) | |
| #endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */ | |
| #ifdef configASSERT | |
| void vPortValidateInterruptPriority( void ); | |
| #define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() vPortValidateInterruptPriority() | |
| #endif | |
| #define portNOP() __nop() | |
| #ifdef __cplusplus | |
| } | |
| #endif | |
| #endif /* PORTMACRO_H */ | |