2 FreeRTOS.org V4.7.1 - Copyright (C) 2003-2008 Richard Barry.
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4 This file is part of the FreeRTOS.org distribution.
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6 FreeRTOS.org is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2 of the License, or
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9 (at your option) any later version.
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11 FreeRTOS.org is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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16 You should have received a copy of the GNU General Public License
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17 along with FreeRTOS.org; if not, write to the Free Software
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18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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20 A special exception to the GPL can be applied should you wish to distribute
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21 a combined work that includes FreeRTOS.org, without being obliged to provide
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22 the source code for any proprietary components. See the licensing section
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23 of http://www.FreeRTOS.org for full details of how and when the exception
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26 ***************************************************************************
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28 Please ensure to read the configuration and relevant port sections of the
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29 online documentation.
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31 +++ http://www.FreeRTOS.org +++
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32 Documentation, latest information, license and contact details.
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34 +++ http://www.SafeRTOS.com +++
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35 A version that is certified for use in safety critical systems.
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37 +++ http://www.OpenRTOS.com +++
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38 Commercial support, development, porting, licensing and training services.
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40 ***************************************************************************
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46 #include "xexception_l.h"
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52 /*-----------------------------------------------------------
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53 * Port specific definitions.
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55 * The settings in this file configure FreeRTOS correctly for the
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56 * given hardware and compiler.
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58 * These settings should not be altered.
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59 *-----------------------------------------------------------
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62 /* Type definitions. */
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63 #define portCHAR char
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64 #define portFLOAT float
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65 #define portDOUBLE double
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66 #define portLONG long
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67 #define portSHORT short
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68 #define portSTACK_TYPE unsigned portLONG
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69 #define portBASE_TYPE portLONG
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71 #if( configUSE_16_BIT_TICKS == 1 )
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72 typedef unsigned portSHORT portTickType;
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73 #define portMAX_DELAY ( portTickType ) 0xffff
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75 typedef unsigned portLONG portTickType;
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76 #define portMAX_DELAY ( portTickType ) 0xffffffff
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78 /*-----------------------------------------------------------*/
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80 #define portCRITICAL_NESTING_IN_TCB 1
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82 /* Interrupt control macros. */
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83 #define portDISABLE_INTERRUPTS() XExc_mDisableExceptions( XEXC_NON_CRITICAL );
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84 #define portENABLE_INTERRUPTS() XExc_mEnableExceptions( XEXC_NON_CRITICAL );
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86 /*-----------------------------------------------------------*/
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88 /* Critical section macros. */
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89 void vTaskEnterCritical( void );
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90 void vTaskExitCritical( void );
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91 #define portENTER_CRITICAL() vTaskEnterCritical()
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92 #define portEXIT_CRITICAL() vTaskExitCritical()
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94 /*-----------------------------------------------------------*/
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96 /* Task utilities. */
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97 void vPortYield( void );
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98 #define portYIELD() asm volatile ( "SC \n\t NOP" )
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99 #define portYIELD_FROM_ISR() vTaskSwitchContext()
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100 /*-----------------------------------------------------------*/
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102 /* Hardware specifics. */
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103 #define portBYTE_ALIGNMENT 8
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104 #define portSTACK_GROWTH ( -1 )
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105 #define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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106 #define portNOP() asm volatile ( "NOP" )
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107 /*-----------------------------------------------------------*/
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109 /* Task function macros as described on the FreeRTOS.org WEB site. */
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110 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
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111 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
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113 /* Port specific initialisation function. */
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114 void vPortSetupInterruptController( void );
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115 portBASE_TYPE xPortInstallInterruptHandler( unsigned portCHAR ucInterruptID, XInterruptHandler pxHandler, void *pvCallBackRef );
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121 #endif /* PORTMACRO_H */
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