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/**
* @file
*
* @ingroup ClassicDPMEMImpl
*
* @brief Classic Dual Ported Memory Manager Data Structures
*/
/* COPYRIGHT (c) 1989-2008.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifndef _RTEMS_RTEMS_DPMEMDATA_H
#define _RTEMS_RTEMS_DPMEMDATA_H
#include <rtems/rtems/dpmem.h>
#include <rtems/score/objectdata.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @addtogroup ClassicDPMEMImpl
*
* @{
*/
/**
* The following structure defines the port control block. Each port
* has a control block associated with it. This control block contains
* all information required to support the port related operations.
*/
typedef struct {
/** This field is the object management portion of a Port instance. */
Objects_Control Object;
/** This field is the base internal address of the port. */
void *internal_base;
/** This field is the base external address of the port. */
void *external_base;
/** This field is the length of dual-ported area of the port. */
uint32_t length;
} Dual_ported_memory_Control;
/**
* @brief The Classic Dual Ported Memory objects information.
*/
extern Objects_Information _Dual_ported_memory_Information;
/**
* @brief Macro to define the objects information for the Classic Dual Ported
* Memory objects.
*
* This macro should only be used by <rtems/confdefs.h>.
*
* @param max The configured object maximum (the OBJECTS_UNLIMITED_OBJECTS flag
* may be set).
*/
#define DUAL_PORTED_MEMORY_INFORMATION_DEFINE( max ) \
OBJECTS_INFORMATION_DEFINE( \
_Dual_ported_memory, \
OBJECTS_CLASSIC_API, \
OBJECTS_RTEMS_PORTS, \
Dual_ported_memory_Control, \
max, \
OBJECTS_NO_STRING_NAME, \
NULL \
)
/** @} */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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