begriffs open source - cmsis-freertos/blob - Source/portable/IAR/STR91x/portmacro.h

   1 /*
   2  * FreeRTOS Kernel V10.4.3
   3  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy of
   6  * this software and associated documentation files (the "Software"), to deal in
   7  * the Software without restriction, including without limitation the rights to
   8  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
   9  * the Software, and to permit persons to whom the Software is furnished to do so,
  10  * subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in all
  13  * copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
  17  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
  18  * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  19  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  20  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * https://www.FreeRTOS.org
  23  * https://github.com/FreeRTOS
  24  *
  25  * 1 tab == 4 spaces!
  26  */
  27
  28
  29 #ifndef PORTMACRO_H
  30 #define PORTMACRO_H
  31
  32 /*-----------------------------------------------------------
  33  * Port specific definitions.
  34  *
  35  * The settings in this file configure FreeRTOS correctly for the
  36  * given hardware and compiler.
  37  *
  38  * These settings should not be altered.
  39  *-----------------------------------------------------------
  40  */
  41
  42 #include <intrinsics.h>
  43
  44 #ifdef __cplusplus
  45 extern "C" {
  46 #endif
  47
  48 /* Type definitions. */
  49 #define portCHAR                        char
  50 #define portFLOAT                       float
  51 #define portDOUBLE                      double
  52 #define portLONG                        long
  53 #define portSHORT                       short
  54 #define portSTACK_TYPE          uint32_t
  55 #define portBASE_TYPE           long
  56
  57 typedef portSTACK_TYPE StackType_t;
  58 typedef long BaseType_t;
  59 typedef unsigned long UBaseType_t;
  60
  61
  62 #if( configUSE_16_BIT_TICKS == 1 )
  63         typedef uint16_t TickType_t;
  64         #define portMAX_DELAY ( TickType_t ) 0xffff
  65 #else
  66         typedef uint32_t TickType_t;
  67         #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
  68 #endif
  69 /*-----------------------------------------------------------*/
  70
  71 /* Hardware specifics. */
  72 #define portSTACK_GROWTH                        ( -1 )
  73 #define portTICK_PERIOD_MS                      ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
  74 #define portBYTE_ALIGNMENT                      8
  75 #define portYIELD()                                     asm ( "SWI 0" )
  76 #define portNOP()                                       asm ( "NOP" )
  77 /*-----------------------------------------------------------*/
  78
  79 /* Critical section handling. */
  80 __arm __interwork void vPortEnterCritical( void );
  81 __arm __interwork void vPortExitCritical( void );
  82 #define portENTER_CRITICAL()            vPortEnterCritical()
  83 #define portEXIT_CRITICAL()                     vPortExitCritical()
  84
  85 #define portDISABLE_INTERRUPTS()        __disable_interrupt()
  86 #define portENABLE_INTERRUPTS()         __enable_interrupt()
  87
  88
  89 /*-----------------------------------------------------------*/
  90
  91 /* Task utilities. */
  92 #define portEND_SWITCHING_ISR( xSwitchRequired )        \
  93 {                                                                                                       \
  94 extern void vTaskSwitchContext( void );                         \
  95                                                                                                         \
  96         if( xSwitchRequired )                                                   \
  97         {                                                                                               \
  98                 vTaskSwitchContext();                                           \
  99         }                                                                                               \
 100 }
 101 /*-----------------------------------------------------------*/
 102
 103
 104 /* Task function macros as described on the FreeRTOS.org WEB site. */
 105 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
 106 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
 107
 108 #ifdef __cplusplus
 109 }
 110 #endif
 111
 112 #endif /* PORTMACRO_H */
 113
 114