portmacro.h 3.9 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. /*-----------------------------------------------------------
  31. * Port specific definitions.
  32. *
  33. * The settings in this file configure FreeRTOS correctly for the
  34. * given hardware and compiler.
  35. *
  36. * These settings should not be altered.
  37. *-----------------------------------------------------------
  38. */
  39. #include <intrinsics.h>
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  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. /* Hardware specifics. */
  63. #define portSTACK_GROWTH ( -1 )
  64. #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
  65. #define portBYTE_ALIGNMENT 8
  66. #define portYIELD() asm ( "SWI 0" )
  67. #define portNOP() asm ( "NOP" )
  68. /*-----------------------------------------------------------*/
  69. /* Critical section handling. */
  70. __arm __interwork void vPortDisableInterruptsFromThumb( void );
  71. __arm __interwork void vPortEnableInterruptsFromThumb( void );
  72. __arm __interwork void vPortEnterCritical( void );
  73. __arm __interwork void vPortExitCritical( void );
  74. #define portDISABLE_INTERRUPTS() __disable_interrupt()
  75. #define portENABLE_INTERRUPTS() __enable_interrupt()
  76. #define portENTER_CRITICAL() vPortEnterCritical()
  77. #define portEXIT_CRITICAL() vPortExitCritical()
  78. /*-----------------------------------------------------------*/
  79. /* Task utilities. */
  80. #define portEND_SWITCHING_ISR( xSwitchRequired ) \
  81. { \
  82. extern void vTaskSwitchContext( void ); \
  83. \
  84. if( xSwitchRequired ) \
  85. { \
  86. vTaskSwitchContext(); \
  87. } \
  88. }
  89. /*-----------------------------------------------------------*/
  90. /* EIC utilities. */
  91. #define portEIC_CICR_ADDR *( ( uint32_t * ) 0xFFFFF804 )
  92. #define portEIC_IPR_ADDR *( ( uint32_t * ) 0xFFFFF840 )
  93. #define portCLEAR_EIC() portEIC_IPR_ADDR = 0x01 << portEIC_CICR_ADDR
  94. /*-----------------------------------------------------------*/
  95. /* Task function macros as described on the FreeRTOS.org WEB site. */
  96. #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
  97. #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
  98. #ifdef __cplusplus
  99. }
  100. #endif
  101. #endif /* PORTMACRO_H */