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https://github.com/FreeRTOS/FreeRTOS-Kernel.git
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78 lines
3.2 KiB
C
78 lines
3.2 KiB
C
#ifndef PORTMACRO_H
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#define PORTMACRO_H
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/*-----------------------------------------------------------
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* Port specific definitions.
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*
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* The settings in this file configure FreeRTOS correctly for the
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* given hardware and compiler.
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*
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* These settings should not be altered.
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*-----------------------------------------------------------
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*/
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/* Type definitions. */
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#define portCHAR char
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#define portFLOAT float
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#define portDOUBLE double
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#define portLONG long
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#define portSHORT int
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#define portSTACK_TYPE uint8_t
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#define portBASE_TYPE char
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#define portSTACK_GROWTH ( -1 )
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#define portBYTE_ALIGNMENT 4
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#define portPOINTER_SIZE_TYPE size_t
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typedef portSTACK_TYPE StackType_t;
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typedef signed char BaseType_t;
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typedef unsigned char UBaseType_t;
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#if ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS )
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
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#else
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#error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
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#endif
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/* Architecture specific optimisations. */
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#ifndef configUSE_PORT_OPTIMISED_TASK_SELECTION
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#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
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#endif
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#if configUSE_PORT_OPTIMISED_TASK_SELECTION == 1
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/* Check the configuration. */
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#if ( configMAX_PRIORITIES > 32 )
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#error configUSE_PORT_OPTIMISED_TASK_SELECTION can only be set to 1 when configMAX_PRIORITIES is less than or equal to 32. It is very rare that a system requires more than 10 to 15 difference priorities as tasks that share a priority will time slice.
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#endif
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/* Store/clear the ready priorities in a bit map. */
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#define portRECORD_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) |= ( 1UL << ( uxPriority ) )
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#define portRESET_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) )
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/*-----------------------------------------------------------*/
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#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) \
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{ uxTopPriority = 0; } \
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while( 0 )
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#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */
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#define portDISABLE_INTERRUPTS() { /* Disable the interrupts */ }
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#define portENABLE_INTERRUPTS() { /* Enable the interrupts */ }
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#define portENTER_CRITICAL() { /* preserve current interrupt state and then disable interrupts */ }
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#define portEXIT_CRITICAL() { /* restore previously preserved interrupt state */ }
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extern void vPortYield( void );
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#define portYIELD() vPortYield()
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/* Task function macros as described on the FreeRTOS.org WEB site. */
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#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
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#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
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#endif /* PORTMACRO_H */
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