| /* |
| * FreeRTOS SMP Kernel V202110.00 |
| * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy of |
| * this software and associated documentation files (the "Software"), to deal in |
| * the Software without restriction, including without limitation the rights to |
| * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of |
| * the Software, and to permit persons to whom the Software is furnished to do so, |
| * subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS |
| * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR |
| * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER |
| * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * https://www.FreeRTOS.org |
| * https://github.com/FreeRTOS |
| * |
| * 1 tab == 4 spaces! |
| */ |
| |
| #ifndef PORTMACRO_H |
| #define PORTMACRO_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /*----------------------------------------------------------- |
| * 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 uint16_t |
| #define portBASE_TYPE short |
| |
| typedef portSTACK_TYPE StackType_t; |
| typedef short BaseType_t; |
| typedef unsigned short UBaseType_t; |
| |
| #if( configUSE_16_BIT_TICKS == 1 ) |
| typedef uint16_t TickType_t; |
| #define portMAX_DELAY ( TickType_t ) 0xffff |
| #else |
| typedef uint32_t TickType_t; |
| #define portMAX_DELAY ( TickType_t ) 0xffffffffUL |
| #endif |
| /*-----------------------------------------------------------*/ |
| |
| /* Interrupt control macros. */ |
| #define portDISABLE_INTERRUPTS() asm volatile ( "DINT" ); asm volatile ( "NOP" ) |
| #define portENABLE_INTERRUPTS() asm volatile ( "EINT" ); asm volatile ( "NOP" ) |
| /*-----------------------------------------------------------*/ |
| |
| /* Critical section control macros. */ |
| #define portNO_CRITICAL_SECTION_NESTING ( ( uint16_t ) 0 ) |
| |
| #define portENTER_CRITICAL() \ |
| { \ |
| extern volatile uint16_t usCriticalNesting; \ |
| \ |
| portDISABLE_INTERRUPTS(); \ |
| \ |
| /* Now interrupts are disabled ulCriticalNesting can be accessed */ \ |
| /* directly. Increment ulCriticalNesting to keep a count of how many */ \ |
| /* times portENTER_CRITICAL() has been called. */ \ |
| usCriticalNesting++; \ |
| } |
| |
| #define portEXIT_CRITICAL() \ |
| { \ |
| extern volatile uint16_t usCriticalNesting; \ |
| \ |
| if( usCriticalNesting > portNO_CRITICAL_SECTION_NESTING ) \ |
| { \ |
| /* Decrement the nesting count as we are leaving a critical section. */ \ |
| usCriticalNesting--; \ |
| \ |
| /* If the nesting level has reached zero then interrupts should be */ \ |
| /* re-enabled. */ \ |
| if( usCriticalNesting == portNO_CRITICAL_SECTION_NESTING ) \ |
| { \ |
| portENABLE_INTERRUPTS(); \ |
| } \ |
| } \ |
| } |
| /*-----------------------------------------------------------*/ |
| |
| /* Task utilities. */ |
| extern void vPortYield( void ) __attribute__ ( ( naked ) ); |
| #define portYIELD() vPortYield() |
| #define portNOP() asm volatile ( "NOP" ) |
| /*-----------------------------------------------------------*/ |
| |
| /* Hardwware specifics. */ |
| #define portBYTE_ALIGNMENT 2 |
| #define portSTACK_GROWTH ( -1 ) |
| #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ ) |
| /*-----------------------------------------------------------*/ |
| |
| /* 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 ) |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* PORTMACRO_H */ |
| |