263 lines
9.9 KiB
C
263 lines
9.9 KiB
C
/*
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FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.
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All rights reserved
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VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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This file is part of the FreeRTOS distribution.
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FreeRTOS is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License (version 2) as published by the
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Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
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***************************************************************************
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>>! NOTE: The modification to the GPL is included to allow you to !<<
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>>! distribute a combined work that includes FreeRTOS without being !<<
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>>! obliged to provide the source code for proprietary components !<<
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>>! outside of the FreeRTOS kernel. !<<
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***************************************************************************
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. Full license text is available on the following
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link: http://www.freertos.org/a00114.html
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***************************************************************************
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* *
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* FreeRTOS provides completely free yet professionally developed, *
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* robust, strictly quality controlled, supported, and cross *
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* platform software that is more than just the market leader, it *
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* is the industry's de facto standard. *
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* *
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* Help yourself get started quickly while simultaneously helping *
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* to support the FreeRTOS project by purchasing a FreeRTOS *
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* tutorial book, reference manual, or both: *
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* http://www.FreeRTOS.org/Documentation *
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* *
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***************************************************************************
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http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
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the FAQ page "My application does not run, what could be wrong?". Have you
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defined configASSERT()?
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http://www.FreeRTOS.org/support - In return for receiving this top quality
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embedded software for free we request you assist our global community by
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participating in the support forum.
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http://www.FreeRTOS.org/training - Investing in training allows your team to
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be as productive as possible as early as possible. Now you can receive
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FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
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Ltd, and the world's leading authority on the world's leading RTOS.
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http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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compatible FAT file system, and our tiny thread aware UDP/IP stack.
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http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
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Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
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http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
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Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
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licenses offer ticketed support, indemnification and commercial middleware.
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http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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engineered and independently SIL3 certified version for use in safety and
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mission critical applications that require provable dependability.
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1 tab == 4 spaces!
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*/
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#ifndef PORTMACRO_H
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#define PORTMACRO_H
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#include "asm/cpu.h"
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#include <stdint.h>
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/******************************************************************************
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Defines
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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 short
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#define portSTACK_TYPE int
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#define portBASE_TYPE long
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#define portPOINTER_SIZE_TYPE size_t
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typedef portSTACK_TYPE StackType_t;
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typedef long BaseType_t;
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typedef unsigned long UBaseType_t;
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#if( configUSE_16_BIT_TICKS == 1 )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#else
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
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/* 32/64-bit tick type on a 32/64-bit architecture, so reads of the tick
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count do not need to be guarded with a critical section. */
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#define portTICK_TYPE_IS_ATOMIC 1
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#endif
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/* Hardware specifics. */
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#define portSTACK_GROWTH ( -1 )
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#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
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#define portINLINE __inline
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#if defined( __x86_64__) || defined( _M_X64 )
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#define portBYTE_ALIGNMENT 8
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#else
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#define portBYTE_ALIGNMENT 4
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#endif
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extern void vPortYield() ;
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#define portYIELD() vPortYield()
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#define OS_CPU_ID current_cpu_id()
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extern int current_cpu_id() ;
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#define OS_CPU_NUM CPU_CORE_NUM
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/* Simulated interrupts return pdFALSE if no context switch should be performed,
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or a non-zero number if a context switch should be performed. */
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#define portYIELD_FROM_ISR( x ) return x
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#define portEND_SWITCHING_ISR( x ) portYIELD_FROM_ISR( ( x ) )
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void vPortCloseRunningThread(void *pvTaskToDelete, volatile BaseType_t *pxPendYield);
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//void vPortDeleteThread( void *pvThreadToDelete );
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#define portCLEAN_UP_TCB( pxTCB ) //vPortDeleteThread( pxTCB )
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#define portPRE_TASK_DELETE_HOOK( pvTaskToDelete, pxPendYield ) //vPortCloseRunningThread( ( pvTaskToDelete ), ( pxPendYield ) )
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#define portDISABLE_INTERRUPTS() CPU_CRITICAL_ENTER()
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#define portENABLE_INTERRUPTS() CPU_CRITICAL_EXIT()
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/* Critical section handling. */
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void vPortEnterCritical(void);
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void vPortExitCritical(void);
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//extern void * malloc(int ) ;
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//extern void free(void *) ;
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//#define pvPortMalloc malloc
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//#define vPortFree free
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/*
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extern volatile int cpu_lock_cnt[];
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extern volatile int irq_lock_cnt[];
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#define __asm_csync() \
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do { \
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asm volatile("csync;"); \
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asm volatile("csync;"); \
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asm volatile("csync;"); \
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asm volatile("csync;"); \
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asm volatile("csync;"); \
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} while (0)
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static inline void local_irq_disable()
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{
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__builtin_pi32v2_cli();
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irq_lock_cnt[current_cpu_id()]++;
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}
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static inline void local_irq_enable()
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{
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if (--irq_lock_cnt[current_cpu_id()] == 0) {
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__builtin_pi32v2_sti();
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}
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}
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#define CPU_CRITICAL_ENTER() \
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do { \
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local_irq_disable(); \
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if(cpu_lock_cnt[current_cpu_id()]++ == 0) \
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asm volatile("lockset;"); \
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__asm_csync(); \
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}while(0)
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#define CPU_CRITICAL_EXIT() \
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do { \
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if (--cpu_lock_cnt[current_cpu_id()] == 0) \
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asm volatile("lockclr;"); \
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local_irq_enable();\
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}while(0)
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*/
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#define portENTER_CRITICAL() CPU_CRITICAL_ENTER() // vPortEnterCritical()
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#define portEXIT_CRITICAL() CPU_CRITICAL_EXIT() // vPortExitCritical()
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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 ) \
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do { \
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( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) ); \
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} while (0)
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/*-----------------------------------------------------------*/
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// uxTopPriority = __builtin_pi32v2_clz(uxReadyPriorities)
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#ifdef __GNUC__
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#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) \
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uxTopPriority = 31- __builtin_clz(uxReadyPriorities)
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#else
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/* BitScanReverse returns the bit position of the most significant '1'
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in the word. */
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#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) _BitScanReverse( ( DWORD * ) &( uxTopPriority ), ( uxReadyPriorities ) )
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#endif /* __GNUC__ */
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#endif /* taskRECORD_READY_PRIORITY */
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#ifndef __GNUC__
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__pragma(warning(disable: 4211)) /* Nonstandard extension used, as extern is only nonstandard to MSVC. */
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#endif
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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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#define portINTERRUPT_YIELD ( 0UL )
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#define portINTERRUPT_TICK ( 1UL )
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/*
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* Raise a simulated interrupt represented by the bit mask in ulInterruptMask.
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* Each bit can be used to represent an individual interrupt - with the first
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* two bits being used for the Yield and Tick interrupts respectively.
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*/
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void vPortGenerateSimulatedInterrupt(uint32_t ulInterruptNumber);
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/*
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* Install an interrupt handler to be called by the simulated interrupt handler
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* thread. The interrupt number must be above any used by the kernel itself
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* (at the time of writing the kernel was using interrupt numbers 0, 1, and 2
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* as defined above). The number must also be lower than 32.
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*
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* Interrupt handler functions must return a non-zero value if executing the
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* handler resulted in a task switch being required.
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*/
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void vPortSetInterruptHandler(uint32_t ulInterruptNumber, uint32_t (*pvHandler)(void));
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/* Tickless idle/low power functionality. */
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#ifndef portSUPPRESS_TICKS_AND_SLEEP
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extern void vPortSuppressTicksAndSleep(TickType_t xExpectedIdleTime);
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#define portSUPPRESS_TICKS_AND_SLEEP( xExpectedIdleTime ) vPortSuppressTicksAndSleep( xExpectedIdleTime )
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#endif
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#endif
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