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/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup RTEMSImplClassicDPMem
*
* @brief This header file provides the implementation interfaces of
* the @ref RTEMSImplClassicDPMem
*/
/* COPYRIGHT (c) 1989-2008.
* On-Line Applications Research Corporation (OAR).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _RTEMS_RTEMS_DPMEM_INL
#define _RTEMS_RTEMS_DPMEM_INL
#include <rtems/rtems/dpmemdata.h>
#include <rtems/score/objectimpl.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup RTEMSImplClassicDPMem Dual-Ported Memory Manager
*
* @ingroup RTEMSImplClassic
*
* @brief This group contains the Dual-Ported Memory Manager implementation.
*
* @{
*/
/**
* @brief Allocates a port control block from the inactive chain
* of free port control blocks.
*
* This routine allocates a port control block from the inactive chain
* of free port control blocks.
*/
RTEMS_INLINE_ROUTINE Dual_ported_memory_Control
*_Dual_ported_memory_Allocate ( void )
{
return (Dual_ported_memory_Control *)
_Objects_Allocate( &_Dual_ported_memory_Information );
}
/**
* @brief Frees a port control block to the inactive chain
* of free port control blocks.
*
* This routine frees a port control block to the inactive chain
* of free port control blocks.
*/
RTEMS_INLINE_ROUTINE void _Dual_ported_memory_Free (
Dual_ported_memory_Control *the_port
)
{
_Objects_Free( &_Dual_ported_memory_Information, &the_port->Object );
}
RTEMS_INLINE_ROUTINE Dual_ported_memory_Control *_Dual_ported_memory_Get(
Objects_Id id,
ISR_lock_Context *lock_context
)
{
return (Dual_ported_memory_Control *)
_Objects_Get( id, lock_context, &_Dual_ported_memory_Information );
}
/**@}*/
#ifdef __cplusplus
}
#endif
#endif /* _RTEMS_RTEMS_DPMEM_INL */
/* end of include file */
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