128 lines
4.5 KiB
C
128 lines
4.5 KiB
C
/*
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* FreeRTOS Kernel V10.2.1
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* Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* http://www.FreeRTOS.org
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* http://aws.amazon.com/freertos
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*
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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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/*-----------------------------------------------------------
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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 uint16_t
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#define portBASE_TYPE short
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typedef portSTACK_TYPE StackType_t;
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typedef short BaseType_t;
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typedef unsigned short 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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#endif
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/*-----------------------------------------------------------*/
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/* Interrupt control macros. */
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#define portDISABLE_INTERRUPTS() asm volatile ( "DINT" ); asm volatile ( "NOP" )
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#define portENABLE_INTERRUPTS() asm volatile ( "EINT" ); asm volatile ( "NOP" )
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/*-----------------------------------------------------------*/
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/* Critical section control macros. */
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#define portNO_CRITICAL_SECTION_NESTING ( ( uint16_t ) 0 )
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#define portENTER_CRITICAL() \
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{ \
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extern volatile uint16_t usCriticalNesting; \
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\
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portDISABLE_INTERRUPTS(); \
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\
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/* Now interrupts are disabled ulCriticalNesting can be accessed */ \
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/* directly. Increment ulCriticalNesting to keep a count of how many */ \
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/* times portENTER_CRITICAL() has been called. */ \
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usCriticalNesting++; \
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}
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#define portEXIT_CRITICAL() \
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{ \
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extern volatile uint16_t usCriticalNesting; \
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\
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if( usCriticalNesting > portNO_CRITICAL_SECTION_NESTING ) \
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{ \
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/* Decrement the nesting count as we are leaving a critical section. */ \
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usCriticalNesting--; \
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\
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/* If the nesting level has reached zero then interrupts should be */ \
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/* re-enabled. */ \
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if( usCriticalNesting == portNO_CRITICAL_SECTION_NESTING ) \
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{ \
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portENABLE_INTERRUPTS(); \
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} \
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} \
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}
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/*-----------------------------------------------------------*/
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/* Task utilities. */
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extern void vPortYield( void ) __attribute__ ( ( naked ) );
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#define portYIELD() vPortYield()
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#define portNOP() asm volatile ( "NOP" )
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/*-----------------------------------------------------------*/
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/* Hardwware specifics. */
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#define portBYTE_ALIGNMENT 2
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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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/*-----------------------------------------------------------*/
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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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#ifdef __cplusplus
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}
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#endif
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#endif /* PORTMACRO_H */
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