[d964f79] | 1 | /** |
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[562815c] | 2 | * @file |
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[067a96a] | 3 | * |
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[562815c] | 4 | * @ingroup ClassicDPMEMImpl |
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| 5 | * |
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| 6 | * @brief Dual Ported Memory Manager Implementation |
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[067a96a] | 7 | */ |
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| 8 | |
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[f9293df] | 9 | /* COPYRIGHT (c) 1989-2008. |
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[ac7d5ef0] | 10 | * On-Line Applications Research Corporation (OAR). |
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| 11 | * |
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[98e4ebf5] | 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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[c499856] | 14 | * http://www.rtems.org/license/LICENSE. |
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[ac7d5ef0] | 15 | */ |
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| 16 | |
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[27b299d9] | 17 | #ifndef _RTEMS_RTEMS_DPMEM_INL |
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| 18 | #define _RTEMS_RTEMS_DPMEM_INL |
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[ac7d5ef0] | 19 | |
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[72a4a42] | 20 | #include <rtems/rtems/dpmemdata.h> |
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[a2e3f33] | 21 | #include <rtems/score/objectimpl.h> |
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[562815c] | 22 | |
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[7def219] | 23 | #ifdef __cplusplus |
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| 24 | extern "C" { |
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| 25 | #endif |
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| 26 | |
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[562815c] | 27 | /** |
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| 28 | * @defgroup ClassicDPMEMImpl Dual Ported Memory Manager Implementation |
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| 29 | * |
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| 30 | * @ingroup ClassicDPMEM |
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| 31 | * |
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| 32 | * @{ |
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| 33 | */ |
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| 34 | |
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[067a96a] | 35 | /** |
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[7ee5bc4c] | 36 | * @brief Allocates a port control block from the inactive chain |
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| 37 | * of free port control blocks. |
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[1a8fde6c] | 38 | * |
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| 39 | * This routine allocates a port control block from the inactive chain |
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| 40 | * of free port control blocks. |
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[ac7d5ef0] | 41 | */ |
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[503dc058] | 42 | RTEMS_INLINE_ROUTINE Dual_ported_memory_Control |
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[ac7d5ef0] | 43 | *_Dual_ported_memory_Allocate ( void ) |
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| 44 | { |
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| 45 | return (Dual_ported_memory_Control *) |
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| 46 | _Objects_Allocate( &_Dual_ported_memory_Information ); |
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| 47 | } |
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| 48 | |
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[067a96a] | 49 | /** |
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[7ee5bc4c] | 50 | * @brief Frees a port control block to the inactive chain |
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| 51 | * of free port control blocks. |
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[1a8fde6c] | 52 | * |
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| 53 | * This routine frees a port control block to the inactive chain |
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| 54 | * of free port control blocks. |
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[ac7d5ef0] | 55 | */ |
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[503dc058] | 56 | RTEMS_INLINE_ROUTINE void _Dual_ported_memory_Free ( |
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[ac7d5ef0] | 57 | Dual_ported_memory_Control *the_port |
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| 58 | ) |
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| 59 | { |
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| 60 | _Objects_Free( &_Dual_ported_memory_Information, &the_port->Object ); |
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| 61 | } |
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| 62 | |
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[9c3bae11] | 63 | RTEMS_INLINE_ROUTINE Dual_ported_memory_Control *_Dual_ported_memory_Get( |
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| 64 | Objects_Id id, |
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| 65 | ISR_lock_Context *lock_context |
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[ac7d5ef0] | 66 | ) |
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| 67 | { |
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| 68 | return (Dual_ported_memory_Control *) |
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[582bb23c] | 69 | _Objects_Get( id, lock_context, &_Dual_ported_memory_Information ); |
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[ac7d5ef0] | 70 | } |
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| 71 | |
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[067a96a] | 72 | /**@}*/ |
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| 73 | |
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[562815c] | 74 | #ifdef __cplusplus |
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| 75 | } |
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| 76 | #endif |
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| 77 | |
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[7def219] | 78 | #endif /* _RTEMS_RTEMS_DPMEM_INL */ |
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[ac7d5ef0] | 79 | /* end of include file */ |
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