1 | /* tasks.inl |
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2 | * |
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3 | * This file contains the static inline implementation of all inlined |
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4 | * routines in the with RTEMS Tasks Manager. |
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5 | * |
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6 | * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. |
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7 | * On-Line Applications Research Corporation (OAR). |
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8 | * All rights assigned to U.S. Government, 1994. |
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9 | * |
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10 | * This material may be reproduced by or for the U.S. Government pursuant |
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11 | * to the copyright license under the clause at DFARS 252.227-7013. This |
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12 | * notice must appear in all copies of this file and its derivatives. |
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13 | * |
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14 | * $Id$ |
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15 | */ |
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16 | |
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17 | #ifndef __RTEMS_TASKS_inl |
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18 | #define __RTEMS_TASKS_inl |
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19 | |
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20 | /*PAGE |
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21 | * |
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22 | * _RTEMS_tasks_Allocate |
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23 | * |
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24 | * DESCRIPTION: |
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25 | * |
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26 | * This function allocates a task control block from |
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27 | * the inactive chain of free task control blocks. |
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28 | */ |
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29 | |
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30 | RTEMS_INLINE_ROUTINE Thread_Control *_RTEMS_tasks_Allocate( void ) |
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31 | { |
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32 | return (Thread_Control *) _Objects_Allocate( &_RTEMS_tasks_Information ); |
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33 | } |
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34 | |
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35 | /*PAGE |
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36 | * |
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37 | * _RTEMS_tasks_Free |
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38 | * |
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39 | * DESCRIPTION: |
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40 | * |
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41 | * This routine frees a task control block to the |
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42 | * inactive chain of free task control blocks. |
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43 | */ |
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44 | |
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45 | RTEMS_INLINE_ROUTINE void _RTEMS_tasks_Free ( |
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46 | Thread_Control *the_task |
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47 | ) |
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48 | { |
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49 | _Objects_Free( |
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50 | _Objects_Get_information( the_task->Object.id ), |
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51 | &the_task->Object |
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52 | ); |
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53 | } |
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54 | |
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55 | /*PAGE |
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56 | * |
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57 | * _RTEMS_tasks_Priority_to_Core |
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58 | * |
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59 | * DESCRIPTION: |
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60 | * |
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61 | * This function converts an RTEMS API priority into a core priority. |
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62 | */ |
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63 | |
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64 | RTEMS_INLINE_ROUTINE Priority_Control _RTEMS_tasks_Priority_to_Core( |
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65 | rtems_task_priority priority |
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66 | ) |
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67 | { |
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68 | return (Priority_Control) priority; |
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69 | } |
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70 | |
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71 | /*PAGE |
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72 | * |
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73 | * _RTEMS_tasks_Priority_is_valid |
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74 | * |
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75 | * DESCRIPTION: |
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76 | * |
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77 | * This function returns TRUE if the_priority is a valid user task priority |
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78 | * and FALSE otherwise. |
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79 | */ |
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80 | |
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81 | RTEMS_INLINE_ROUTINE boolean _RTEMS_tasks_Priority_is_valid ( |
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82 | rtems_task_priority the_priority |
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83 | ) |
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84 | { |
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85 | return ( ( the_priority >= RTEMS_MINIMUM_PRIORITY ) && |
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86 | ( the_priority <= RTEMS_MAXIMUM_PRIORITY ) ); |
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87 | } |
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88 | |
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89 | #endif |
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90 | /* end of include file */ |
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