| /* |
| * FreeRTOS Kernel <DEVELOPMENT BRANCH> |
| * license and copyright intentionally withheld to promote copying into user code. |
| */ |
| |
| #ifndef PORTMACRO_H |
| #define PORTMACRO_H |
| |
| /*----------------------------------------------------------- |
| * 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 int |
| #define portSTACK_TYPE uint8_t |
| #define portBASE_TYPE char |
| |
| #define portSTACK_GROWTH ( -1 ) |
| #define portBYTE_ALIGNMENT 4 |
| #define portPOINTER_SIZE_TYPE size_t |
| typedef portSTACK_TYPE StackType_t; |
| typedef signed char BaseType_t; |
| typedef unsigned char UBaseType_t; |
| |
| #if ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS ) |
| typedef uint16_t TickType_t; |
| #define portMAX_DELAY ( TickType_t ) 0xffff |
| #elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS ) |
| typedef uint32_t TickType_t; |
| #define portMAX_DELAY ( TickType_t ) 0xffffffffUL |
| #elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_64_BITS ) |
| typedef uint64_t TickType_t; |
| #define portMAX_DELAY ( TickType_t ) 0xffffffffffffffffULL |
| #else |
| #error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width. |
| #endif |
| |
| /* Architecture specific optimisations. */ |
| #ifndef configUSE_PORT_OPTIMISED_TASK_SELECTION |
| #define configUSE_PORT_OPTIMISED_TASK_SELECTION 1 |
| #endif |
| |
| #if configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 |
| |
| /* Check the configuration. */ |
| #if ( configMAX_PRIORITIES > 32 ) |
| #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. |
| #endif |
| |
| /* 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 ) \ |
| do { \ |
| uxTopPriority = 0; \ |
| } while( 0 ) |
| |
| #endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */ |
| |
| /* Disable the interrupts */ |
| #define portDISABLE_INTERRUPTS() do {} while( 0 ) |
| |
| /* Enable the interrupts */ |
| #define portENABLE_INTERRUPTS() do {} while( 0 ) |
| |
| #if ( configNUMBER_OF_CORES == 1 ) |
| /* preserve current interrupt state and then disable interrupts */ |
| #define portENTER_CRITICAL() do {} while( 0 ) |
| |
| /* restore previously preserved interrupt state */ |
| #define portEXIT_CRITICAL() do {} while( 0 ) |
| #else |
| |
| /* The port can maintain the critical nesting count in TCB or maintain the critical |
| * nesting count in the port. */ |
| #define portCRITICAL_NESTING_IN_TCB 1 |
| |
| /* vTaskEnterCritical and vTaskExitCritical should be used in the implementation |
| * of portENTER/EXIT_CRITICAL if the number of cores is more than 1 in the system. */ |
| #define portENTER_CRITICAL vTaskEnterCritical |
| #define portEXIT_CRITICAL vTaskExitCritical |
| |
| /* vTaskEnterCriticalFromISR and vTaskExitCriticalFromISR should be used in the |
| * implementation of portENTER/EXIT_CRITICAL_FROM_ISR if the number of cores is |
| * more than 1 in the system. */ |
| #define portENTER_CRITICAL_FROM_ISR vTaskEnterCriticalFromISR |
| #define portEXIT_CRITICAL_FROM_ISR vTaskExitCriticalFromISR |
| |
| #endif /* if ( configNUMBER_OF_CORES == 1 ) */ |
| |
| extern void vPortYield( void ); |
| #define portYIELD() vPortYield() |
| |
| /* 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 ) |
| |
| #if ( configNUMBER_OF_CORES > 1 ) |
| /* Return the core ID on which the code is running. */ |
| #define portGET_CORE_ID() 0 |
| |
| /* Set the interrupt mask. */ |
| #define portSET_INTERRUPT_MASK() 0 |
| |
| /* Clear the interrupt mask. */ |
| #define portCLEAR_INTERRUPT_MASK( x ) ( ( void ) ( x ) ) |
| |
| /* Request the core ID x to yield. */ |
| #define portYIELD_CORE( x ) do {} while( 0 ) |
| |
| /* Acquire the TASK lock. TASK lock is a recursive lock. |
| * It should be able to be locked by the same core multiple times. */ |
| #define portGET_TASK_LOCK() do {} while( 0 ) |
| |
| /* Release the TASK lock. If a TASK lock is locked by the same core multiple times, |
| * it should be released as many times as it is locked. */ |
| #define portRELEASE_TASK_LOCK() do {} while( 0 ) |
| |
| /* Acquire the ISR lock. ISR lock is a recursive lock. |
| * It should be able to be locked by the same core multiple times. */ |
| #define portGET_ISR_LOCK() do {} while( 0 ) |
| |
| /* Release the ISR lock. If a ISR lock is locked by the same core multiple times, \ |
| * it should be released as many times as it is locked. */ |
| #define portRELEASE_ISR_LOCK() do {} while( 0 ) |
| |
| #endif /* if ( configNUMBER_OF_CORES > 1 ) */ |
| |
| #endif /* PORTMACRO_H */ |