begriffs open source - freertos/blob - portable/SDCC/Cygnal/portmacro.h

   1 /*
   2  * FreeRTOS Kernel V202110.00
   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 #ifndef PORTMACRO_H
  29 #define PORTMACRO_H
  30
  31 #if configUSE_PREEMPTION == 0
  32         void vTimer2ISR( void ) interrupt 5;
  33 #else
  34         void vTimer2ISR( void ) interrupt 5 _naked;
  35 #endif
  36
  37 void vSerialISR( void ) interrupt 4;
  38
  39
  40 /*-----------------------------------------------------------
  41  * Port specific definitions.
  42  *
  43  * The settings in this file configure FreeRTOS correctly for the
  44  * given hardware and compiler.
  45  *
  46  * These settings should not be altered.
  47  *-----------------------------------------------------------
  48  */
  49
  50 /* Type definitions. */
  51 #define portCHAR                char
  52 #define portFLOAT               float
  53 #define portDOUBLE              float
  54 #define portLONG                long
  55 #define portSHORT               short
  56 #define portSTACK_TYPE  uint8_t
  57 #define portBASE_TYPE   char
  58
  59 typedef portSTACK_TYPE StackType_t;
  60 typedef signed char BaseType_t;
  61 typedef unsigned char UBaseType_t;
  62
  63 #if( configUSE_16_BIT_TICKS == 1 )
  64         typedef uint16_t TickType_t;
  65         #define portMAX_DELAY ( TickType_t ) 0xffff
  66 #else
  67         typedef uint32_t TickType_t;
  68         #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
  69 #endif
  70 /*-----------------------------------------------------------*/
  71
  72 /* Critical section management. */
  73 #define portENTER_CRITICAL()            _asm            \
  74                                                                         push    ACC     \
  75                                                                         push    IE      \
  76                                                                         _endasm;        \
  77                                                                         EA = 0;
  78
  79 #define portEXIT_CRITICAL()                     _asm                    \
  80                                                                         pop             ACC             \
  81                                                                         _endasm;                \
  82                                                                         ACC &= 0x80;    \
  83                                                                         IE |= ACC;              \
  84                                                                         _asm                    \
  85                                                                         pop             ACC             \
  86                                                                         _endasm;
  87
  88 #define portDISABLE_INTERRUPTS()        EA = 0;
  89 #define portENABLE_INTERRUPTS()         EA = 1;
  90 /*-----------------------------------------------------------*/
  91
  92 /* Hardware specifics. */
  93 #define portBYTE_ALIGNMENT                      1
  94 #define portSTACK_GROWTH                        ( 1 )
  95 #define portTICK_PERIOD_MS                      ( ( uint32_t ) 1000 / configTICK_RATE_HZ )
  96 /*-----------------------------------------------------------*/
  97
  98 /* Task utilities. */
  99 void vPortYield( void ) _naked;
 100 #define portYIELD()     vPortYield();
 101 /*-----------------------------------------------------------*/
 102
 103 #define portNOP()                               _asm    \
 104                                                                         nop \
 105                                                                 _endasm;
 106
 107 /*-----------------------------------------------------------*/
 108
 109 /* Task function macros as described on the FreeRTOS.org WEB site. */
 110 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
 111 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
 112
 113 #endif /* PORTMACRO_H */
 114
 115