211 lines
7.6 KiB
C
211 lines
7.6 KiB
C
/*
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FreeRTOS V7.5.2 - Copyright (C) 2013 Real Time Engineers Ltd.
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VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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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 has become a de facto standard. *
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* *
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* Help yourself get started quickly and support the FreeRTOS *
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* project by purchasing a FreeRTOS tutorial book, reference *
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* manual, or both from: http://www.FreeRTOS.org/Documentation *
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* *
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* Thank you! *
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* *
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***************************************************************************
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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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>>! NOTE: The modification to the GPL is included to allow you to distribute
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>>! a combined work that includes FreeRTOS without being obliged to provide
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>>! the source code for proprietary components outside of the FreeRTOS
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>>! kernel.
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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 from the following
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link: http://www.freertos.org/a00114.html
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1 tab == 4 spaces!
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***************************************************************************
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* *
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* Having a problem? Start by reading the FAQ "My application does *
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* not run, what could be wrong?" *
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* *
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* http://www.FreeRTOS.org/FAQHelp.html *
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* *
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***************************************************************************
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http://www.FreeRTOS.org - Documentation, books, training, latest versions,
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license and Real Time Engineers Ltd. contact details.
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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.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
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Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
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licenses offer ticketed support, indemnification and 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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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "esp_common.h"
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#include <xtruntime.h>
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#include "xtensa_rtos.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 short
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#define portSTACK_TYPE unsigned portLONG
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#define portBASE_TYPE long
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typedef unsigned portLONG portTickType;
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typedef unsigned int INT32U;
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#define portMAX_DELAY ( portTickType ) 0xffffffff
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/*-----------------------------------------------------------*/
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/* Architecture specifics. */
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#define portSTACK_GROWTH ( -1 )
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portBYTE_ALIGNMENT 8
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/*-----------------------------------------------------------*/
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#define ICACHE_FLASH_ATTR __attribute__((section(".irom0.text")))
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enum SVC_ReqType {
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SVC_Software = 1,
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SVC_MACLayer = 2,
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};
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/* Scheduler utilities. */
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extern void PendSV(enum SVC_ReqType);
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//#define portYIELD() vPortYield()
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#define portYIELD() PendSV(SVC_Software)
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/* Task utilities. */
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#define portEND_SWITCHING_ISR( xSwitchRequired ) \
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{ \
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extern void vTaskSwitchContext( void ); \
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\
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if( xSwitchRequired ) \
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{ \
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vTaskSwitchContext(); \
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} \
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}
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/*-----------------------------------------------------------*/
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/* Critical section management. */
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extern void vPortEnterCritical( void );
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extern void vPortExitCritical( void );
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//DYC_ISR_DBG
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void PortDisableInt_NoNest( void );
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void PortEnableInt_NoNest( void );
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extern char NMIIrqIsOn;
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extern char level1_int_disabled;
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extern unsigned cpu_sr;
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inline static __attribute__((always_inline)) void _esp_disable_interrupts(void)
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{
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if(!NMIIrqIsOn && !level1_int_disabled) {
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__asm__ volatile ("rsil %0, " XTSTR(XCHAL_EXCM_LEVEL) : "=a" (cpu_sr) :: "memory");
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level1_int_disabled = 1;
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}
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}
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inline static __attribute__((always_inline)) void _esp_enable_interrupts(void)
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{
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if(!NMIIrqIsOn && level1_int_disabled) {
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level1_int_disabled = 0;
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__asm__ volatile ("wsr %0, ps" :: "a" (cpu_sr) : "memory");
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}
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}
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/* Disable interrupts, saving previous state in cpu_sr */
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#define portDISABLE_INTERRUPTS() _esp_disable_interrupts()
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/* Restore interrupts to previous level saved in cpu_sr */
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#define portENABLE_INTERRUPTS() _esp_enable_interrupts()
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#define portENTER_CRITICAL() vPortEnterCritical()
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#define portEXIT_CRITICAL() vPortExitCritical()
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// no need to disable/enable lvl1 isr again in ISR
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//#define portSET_INTERRUPT_MASK_FROM_ISR() PortDisableInt_NoNest()
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//#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) PortEnableInt_NoNest()
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/*-----------------------------------------------------------*/
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/* Tickless idle/low power functionality. */
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/*-----------------------------------------------------------*/
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/* Port specific optimisations. */
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/*-----------------------------------------------------------*/
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/* Task function macros as described on the FreeRTOS.org WEB site. These are
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not necessary for to use this port. They are defined so the common demo files
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(which build with all the ports) will build. */
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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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/*-----------------------------------------------------------*/
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/* XTensa interrupt management functions, used in port.c.
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Implementations in blob libs */
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void _xt_int_exit (void);
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void _xt_user_exit (void);
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void _xt_tick_timer_init (void);
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void _xt_isr_unmask (uint32_t unmask);
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void _xt_isr_mask (uint32_t mask);
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uint32_t _xt_read_ints (void);
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void _xt_clear_ints(uint32_t mask);
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typedef void (* _xt_isr)(void);
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void _xt_isr_attach (uint8_t i, _xt_isr func);
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void _xt_timer_int1(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* PORTMACRO_H */
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