portmacro.h 4.0 KB

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  1. /*
  2. * FreeRTOS Kernel V10.4.6
  3. * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  4. *
  5. * SPDX-License-Identifier: MIT
  6. *
  7. * Permission is hereby granted, free of charge, to any person obtaining a copy of
  8. * this software and associated documentation files (the "Software"), to deal in
  9. * the Software without restriction, including without limitation the rights to
  10. * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
  11. * the Software, and to permit persons to whom the Software is furnished to do so,
  12. * subject to the following conditions:
  13. *
  14. * The above copyright notice and this permission notice shall be included in all
  15. * copies or substantial portions of the Software.
  16. *
  17. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
  19. * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
  20. * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  21. * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22. * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23. *
  24. * https://www.FreeRTOS.org
  25. * https://github.com/FreeRTOS
  26. *
  27. */
  28. #ifndef PORTMACRO_H
  29. #define PORTMACRO_H
  30. #include "xexception_l.h"
  31. #ifdef __cplusplus
  32. extern "C" {
  33. #endif
  34. /*-----------------------------------------------------------
  35. * Port specific definitions.
  36. *
  37. * The settings in this file configure FreeRTOS correctly for the
  38. * given hardware and compiler.
  39. *
  40. * These settings should not be altered.
  41. *-----------------------------------------------------------
  42. */
  43. /* Type definitions. */
  44. #define portCHAR char
  45. #define portFLOAT float
  46. #define portDOUBLE double
  47. #define portLONG long
  48. #define portSHORT short
  49. #define portSTACK_TYPE uint32_t
  50. #define portBASE_TYPE long
  51. typedef portSTACK_TYPE StackType_t;
  52. typedef long BaseType_t;
  53. typedef unsigned long UBaseType_t;
  54. #if( configUSE_16_BIT_TICKS == 1 )
  55. typedef uint16_t TickType_t;
  56. #define portMAX_DELAY ( TickType_t ) 0xffff
  57. #else
  58. typedef uint32_t TickType_t;
  59. #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
  60. #endif
  61. /*-----------------------------------------------------------*/
  62. /* This port uses the critical nesting count from the TCB rather than
  63. maintaining a separate value and then saving this value in the task stack. */
  64. #define portCRITICAL_NESTING_IN_TCB 1
  65. /* Interrupt control macros. */
  66. #define portDISABLE_INTERRUPTS() XExc_mDisableExceptions( XEXC_NON_CRITICAL );
  67. #define portENABLE_INTERRUPTS() XExc_mEnableExceptions( XEXC_NON_CRITICAL );
  68. /*-----------------------------------------------------------*/
  69. /* Critical section macros. */
  70. void vTaskEnterCritical( void );
  71. void vTaskExitCritical( void );
  72. #define portENTER_CRITICAL() vTaskEnterCritical()
  73. #define portEXIT_CRITICAL() vTaskExitCritical()
  74. /*-----------------------------------------------------------*/
  75. /* Task utilities. */
  76. void vPortYield( void );
  77. #define portYIELD() asm volatile ( "SC \n\t NOP" )
  78. #define portYIELD_FROM_ISR() vTaskSwitchContext()
  79. /*-----------------------------------------------------------*/
  80. /* Hardware specifics. */
  81. #define portBYTE_ALIGNMENT 8
  82. #define portSTACK_GROWTH ( -1 )
  83. #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
  84. #define portNOP() asm volatile ( "NOP" )
  85. /* There are 32 * 32bit floating point regieters, plus the FPSCR to save. */
  86. #define portNO_FLOP_REGISTERS_TO_SAVE ( 32 + 1 )
  87. /*-----------------------------------------------------------*/
  88. /* Task function macros as described on the FreeRTOS.org WEB site. */
  89. #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
  90. #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
  91. /* Port specific interrupt handling functions. */
  92. void vPortSetupInterruptController( void );
  93. BaseType_t xPortInstallInterruptHandler( uint8_t ucInterruptID, XInterruptHandler pxHandler, void *pvCallBackRef );
  94. #ifdef __cplusplus
  95. }
  96. #endif
  97. #endif /* PORTMACRO_H */