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. /* Type definitions. */
  40. #define portCHAR char
  41. #define portFLOAT float
  42. #define portDOUBLE double
  43. #define portLONG long
  44. #define portSHORT int
  45. #define portSTACK_TYPE uint8_t
  46. #define portBASE_TYPE char
  47. typedef portSTACK_TYPE StackType_t;
  48. typedef signed char BaseType_t;
  49. typedef unsigned char UBaseType_t;
  50. #if( configUSE_16_BIT_TICKS == 1 )
  51. typedef uint16_t TickType_t;
  52. #define portMAX_DELAY ( TickType_t ) 0xffff
  53. #else
  54. typedef uint32_t TickType_t;
  55. #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
  56. #endif
  57. /*-----------------------------------------------------------*/
  58. /* Hardware specifics. */
  59. #define portBYTE_ALIGNMENT 1
  60. #define portGLOBAL_INT_ENABLE_BIT 0x80
  61. #define portSTACK_GROWTH 1
  62. #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
  63. /*-----------------------------------------------------------*/
  64. /* Critical section management. */
  65. #define portDISABLE_INTERRUPTS() INTCONbits.GIEH = 0;
  66. #define portENABLE_INTERRUPTS() INTCONbits.GIEH = 1;
  67. /* Push the INTCON register onto the stack, then disable interrupts. */
  68. #define portENTER_CRITICAL() POSTINC1 = INTCON; \
  69. INTCONbits.GIEH = 0;
  70. /* Retrieve the INTCON register from the stack, and enable interrupts
  71. if they were saved as being enabled. Don't modify any other bits
  72. within the INTCON register as these may have lagitimately have been
  73. modified within the critical region. */
  74. #define portEXIT_CRITICAL() _asm \
  75. MOVF POSTDEC1, 1, 0 \
  76. _endasm \
  77. if( INDF1 & portGLOBAL_INT_ENABLE_BIT ) \
  78. { \
  79. portENABLE_INTERRUPTS(); \
  80. }
  81. /*-----------------------------------------------------------*/
  82. /* Task utilities. */
  83. extern void vPortYield( void );
  84. #define portYIELD() vPortYield()
  85. /*-----------------------------------------------------------*/
  86. /* Task function macros as described on the FreeRTOS.org WEB site. */
  87. #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
  88. #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
  89. /*-----------------------------------------------------------*/
  90. /* Required by the kernel aware debugger. */
  91. #ifdef __DEBUG
  92. #define portREMOVE_STATIC_QUALIFIER
  93. #endif
  94. #define portNOP() _asm \
  95. NOP \
  96. _endasm
  97. #endif /* PORTMACRO_H */