2 FreeRTOS V4.0.1 - Copyright (C) 2003-2006 Richard Barry.
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4 This file is part of the FreeRTOS distribution.
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6 FreeRTOS 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 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; 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, 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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27 See http://www.FreeRTOS.org for documentation, latest information, license
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28 and contact details. Please ensure to read the configuration and relevant
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29 port sections of the online documentation.
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30 ***************************************************************************
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36 + portCPU_CLOSK_HZ definition changed to 8MHz base 10, previously it
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43 /*-----------------------------------------------------------
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44 * Port specific definitions.
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46 * The settings in this file configure FreeRTOS correctly for the
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47 * given hardware and compiler.
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49 * These settings should not be altered.
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50 *-----------------------------------------------------------
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53 /* Type definitions. */
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54 #define portCHAR char
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55 #define portFLOAT float
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56 #define portDOUBLE double
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57 #define portLONG long
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58 #define portSHORT int
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59 #define portSTACK_TYPE unsigned portCHAR
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60 #define portBASE_TYPE portCHAR
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62 #if( configUSE_16_BIT_TICKS == 1 )
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63 typedef unsigned portSHORT portTickType;
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64 #define portMAX_DELAY ( portTickType ) 0xffff
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66 typedef unsigned portLONG portTickType;
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67 #define portMAX_DELAY ( portTickType ) 0xffffffff
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70 /*-----------------------------------------------------------*/
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72 /* Critical section management. */
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73 #define portENTER_CRITICAL() asm( "in r15, 3fh" ); \
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77 #define portEXIT_CRITICAL() asm( "ld r15, y+" ); \
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78 asm( "out 3fh, r15" )
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80 #define portDISABLE_INTERRUPTS() asm( "cli" );
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81 #define portENABLE_INTERRUPTS() asm( "sti" );
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82 /*-----------------------------------------------------------*/
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84 /* Architecture specifics. */
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85 #define portSTACK_GROWTH ( -1 )
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86 #define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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87 #define portBYTE_ALIGNMENT 1
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88 #define portNOP() asm( "nop" )
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89 /*-----------------------------------------------------------*/
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91 /* Kernel utilities. */
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92 void vPortYield( void );
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93 #define portYIELD() vPortYield()
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96 #define outb( PORT, VALUE ) PORT = VALUE
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98 /*-----------------------------------------------------------*/
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100 /* Compiler specifics. */
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102 /*-----------------------------------------------------------*/
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104 /* Task function macros as described on the FreeRTOS.org WEB site. */
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105 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
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106 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
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108 #endif /* PORTMACRO_H */
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