[f2f63d1] | 1 | /** |
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| 2 | * @file |
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[d895fe8] | 3 | * |
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[f2f63d1] | 4 | * @brief Object Get Isr Disable |
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| 5 | * @ingroup ScoreObject |
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| 6 | */ |
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| 7 | |
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| 8 | /* |
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[d895fe8] | 9 | * COPYRIGHT (c) 1989-1999. |
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| 10 | * On-Line Applications Research Corporation (OAR). |
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| 11 | * |
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| 12 | * The license and distribution terms for this file may be |
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| 13 | * found in the file LICENSE in this distribution or at |
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[dd687d97] | 14 | * http://www.rtems.com/license/LICENSE. |
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[d895fe8] | 15 | */ |
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| 16 | |
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[a8eed23] | 17 | #if HAVE_CONFIG_H |
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| 18 | #include "config.h" |
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| 19 | #endif |
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| 20 | |
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[d895fe8] | 21 | #include <rtems/system.h> |
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| 22 | #include <rtems/score/address.h> |
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| 23 | #include <rtems/score/chain.h> |
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| 24 | #include <rtems/score/object.h> |
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| 25 | #if defined(RTEMS_MULTIPROCESSING) |
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| 26 | #include <rtems/score/objectmp.h> |
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| 27 | #endif |
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| 28 | #include <rtems/score/thread.h> |
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| 29 | #include <rtems/score/wkspace.h> |
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| 30 | #include <rtems/score/sysstate.h> |
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| 31 | #include <rtems/score/isr.h> |
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| 32 | |
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| 33 | Objects_Control *_Objects_Get_isr_disable( |
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| 34 | Objects_Information *information, |
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| 35 | Objects_Id id, |
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| 36 | Objects_Locations *location, |
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| 37 | ISR_Level *level_p |
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| 38 | ) |
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| 39 | { |
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| 40 | Objects_Control *the_object; |
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[3127180] | 41 | uint32_t index; |
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[d895fe8] | 42 | ISR_Level level; |
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| 43 | |
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[c31c15c] | 44 | index = id - information->minimum_id + 1; |
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[d895fe8] | 45 | |
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| 46 | _ISR_Disable( level ); |
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| 47 | if ( information->maximum >= index ) { |
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| 48 | if ( (the_object = information->local_table[ index ]) != NULL ) { |
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| 49 | *location = OBJECTS_LOCAL; |
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| 50 | *level_p = level; |
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| 51 | return the_object; |
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| 52 | } |
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| 53 | _ISR_Enable( level ); |
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| 54 | *location = OBJECTS_ERROR; |
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| 55 | return NULL; |
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| 56 | } |
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| 57 | _ISR_Enable( level ); |
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| 58 | *location = OBJECTS_ERROR; |
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| 59 | |
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| 60 | #if defined(RTEMS_MULTIPROCESSING) |
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| 61 | _Objects_MP_Is_remote( information, id, location, &the_object ); |
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| 62 | return the_object; |
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| 63 | #else |
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| 64 | return NULL; |
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| 65 | #endif |
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| 66 | } |
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