2 FreeRTOS V7.1.1 - Copyright (C) 2012 Real Time Engineers Ltd.
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5 ***************************************************************************
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7 * FreeRTOS tutorial books are available in pdf and paperback. *
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8 * Complete, revised, and edited pdf reference manuals are also *
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11 * Purchasing FreeRTOS documentation will not only help you, by *
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12 * ensuring you get running as quickly as possible and with an *
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13 * in-depth knowledge of how to use FreeRTOS, it will also help *
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14 * the FreeRTOS project to continue with its mission of providing *
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15 * professional grade, cross platform, de facto standard solutions *
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16 * for microcontrollers - completely free of charge! *
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18 * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
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20 * Thank you for using FreeRTOS, and thank you for your support! *
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22 ***************************************************************************
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25 This file is part of the FreeRTOS distribution.
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27 FreeRTOS is free software; you can redistribute it and/or modify it under
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28 the terms of the GNU General Public License (version 2) as published by the
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29 Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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30 >>>NOTE<<< The modification to the GPL is included to allow you to
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31 distribute a combined work that includes FreeRTOS without being obliged to
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32 provide the source code for proprietary components outside of the FreeRTOS
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33 kernel. FreeRTOS is distributed in the hope that it will be useful, but
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34 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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35 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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36 more details. You should have received a copy of the GNU General Public
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37 License and the FreeRTOS license exception along with FreeRTOS; if not it
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38 can be viewed here: http://www.freertos.org/a00114.html and also obtained
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39 by writing to Richard Barry, contact details for whom are available on the
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44 ***************************************************************************
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46 * Having a problem? Start by reading the FAQ "My application does *
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47 * not run, what could be wrong? *
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49 * http://www.FreeRTOS.org/FAQHelp.html *
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51 ***************************************************************************
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54 http://www.FreeRTOS.org - Documentation, training, latest information,
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55 license and contact details.
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57 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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58 including FreeRTOS+Trace - an indispensable productivity tool.
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60 Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell
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61 the code with commercial support, indemnification, and middleware, under
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62 the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also
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63 provide a safety engineered and independently SIL3 certified version under
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64 the SafeRTOS brand: http://www.SafeRTOS.com.
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70 + portCPU_CLOSK_HZ definition changed to 8MHz base 10, previously it
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81 /*-----------------------------------------------------------
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82 * Port specific definitions.
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84 * The settings in this file configure FreeRTOS correctly for the
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85 * given hardware and compiler.
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87 * These settings should not be altered.
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88 *-----------------------------------------------------------
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91 /* Type definitions. */
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92 #define portCHAR char
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93 #define portFLOAT float
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94 #define portDOUBLE double
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95 #define portLONG long
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96 #define portSHORT int
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97 #define portSTACK_TYPE unsigned portCHAR
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98 #define portBASE_TYPE char
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100 #if( configUSE_16_BIT_TICKS == 1 )
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101 typedef unsigned portSHORT portTickType;
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102 #define portMAX_DELAY ( portTickType ) 0xffff
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104 typedef unsigned portLONG portTickType;
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105 #define portMAX_DELAY ( portTickType ) 0xffffffff
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107 /*-----------------------------------------------------------*/
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109 /* Critical section management. */
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110 #define portENTER_CRITICAL() asm volatile ( "in __tmp_reg__, __SREG__" :: ); \
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111 asm volatile ( "cli" :: ); \
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112 asm volatile ( "push __tmp_reg__" :: )
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114 #define portEXIT_CRITICAL() asm volatile ( "pop __tmp_reg__" :: ); \
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115 asm volatile ( "out __SREG__, __tmp_reg__" :: )
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117 #define portDISABLE_INTERRUPTS() asm volatile ( "cli" :: );
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118 #define portENABLE_INTERRUPTS() asm volatile ( "sei" :: );
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119 /*-----------------------------------------------------------*/
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121 /* Architecture specifics. */
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122 #define portSTACK_GROWTH ( -1 )
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123 #define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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124 #define portBYTE_ALIGNMENT 1
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125 #define portNOP() asm volatile ( "nop" );
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126 /*-----------------------------------------------------------*/
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128 /* Kernel utilities. */
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129 extern void vPortYield( void ) __attribute__ ( ( naked ) );
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130 #define portYIELD() vPortYield()
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131 /*-----------------------------------------------------------*/
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133 /* Task function macros as described on the FreeRTOS.org WEB site. */
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134 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
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135 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
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141 #endif /* PORTMACRO_H */
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