1 | /** |
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2 | * @file rtems/rtems/barrier.inl |
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3 | * |
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4 | * @defgroup ClassicBarrier Barriers |
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5 | * |
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6 | * @ingroup ClassicRTEMS |
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7 | * @brief Inline Implementation from Barrier Manager |
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8 | * |
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9 | * This file contains the static inlin implementation of the inlined |
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10 | * routines from the Barrier Manager. |
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11 | */ |
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12 | |
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13 | /* |
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14 | * COPYRIGHT (c) 1989-2008. |
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15 | * On-Line Applications Research Corporation (OAR). |
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16 | * |
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17 | * The license and distribution terms for this file may be |
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18 | * found in the file LICENSE in this distribution or at |
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19 | * http://www.rtems.org/license/LICENSE. |
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20 | */ |
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21 | |
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22 | #ifndef _RTEMS_RTEMS_BARRIERIMPL_H |
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23 | #define _RTEMS_RTEMS_BARRIERIMPL_H |
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24 | |
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25 | #include <rtems/rtems/barrier.h> |
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26 | #include <rtems/score/corebarrierimpl.h> |
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27 | #include <rtems/score/objectimpl.h> |
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28 | |
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29 | #ifdef __cplusplus |
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30 | extern "C" { |
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31 | #endif |
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32 | |
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33 | /** |
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34 | * @defgroup ClassicBarrierImpl Classic Barrier Implementation |
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35 | * |
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36 | * @ingroup ClassicBarrier |
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37 | * |
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38 | * @{ |
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39 | */ |
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40 | |
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41 | /** |
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42 | * The following defines the information control block used to manage |
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43 | * this class of objects. |
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44 | */ |
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45 | extern Objects_Information _Barrier_Information; |
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46 | |
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47 | /** |
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48 | * @brief _Barrier_Allocate |
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49 | * |
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50 | * This function allocates a barrier control block from |
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51 | * the inactive chain of free barrier control blocks. |
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52 | */ |
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53 | RTEMS_INLINE_ROUTINE Barrier_Control *_Barrier_Allocate( void ) |
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54 | { |
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55 | return (Barrier_Control *) _Objects_Allocate( &_Barrier_Information ); |
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56 | } |
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57 | |
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58 | /** |
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59 | * @brief _Barrier_Free |
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60 | * |
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61 | * This routine frees a barrier control block to the |
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62 | * inactive chain of free barrier control blocks. |
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63 | */ |
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64 | RTEMS_INLINE_ROUTINE void _Barrier_Free ( |
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65 | Barrier_Control *the_barrier |
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66 | ) |
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67 | { |
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68 | _CORE_barrier_Destroy( &the_barrier->Barrier ); |
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69 | _Objects_Free( &_Barrier_Information, &the_barrier->Object ); |
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70 | } |
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71 | |
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72 | RTEMS_INLINE_ROUTINE Barrier_Control *_Barrier_Get( |
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73 | Objects_Id id, |
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74 | ISR_lock_Context *lock_context |
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75 | ) |
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76 | { |
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77 | return (Barrier_Control *) |
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78 | _Objects_Get( id, lock_context, &_Barrier_Information ); |
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79 | } |
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80 | |
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81 | /** |
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82 | * @brief Translate SuperCore Barrier Status Code to RTEMS Status Code |
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83 | * |
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84 | * This function returns a RTEMS status code based on the barrier |
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85 | * status code specified. |
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86 | * |
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87 | * @param[in] the_status is the SuperCore Barrier status to translate. |
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88 | * |
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89 | * @retval a status code indicating success or the reason for failure. |
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90 | */ |
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91 | rtems_status_code _Barrier_Translate_core_barrier_return_code ( |
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92 | CORE_barrier_Status the_status |
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93 | ); |
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94 | |
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95 | /**@}*/ |
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96 | |
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97 | #ifdef __cplusplus |
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98 | } |
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99 | #endif |
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100 | |
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101 | #endif |
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102 | /* end of include file */ |
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