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/**
* @file
*
* @brief Scheduler CBS Create Server
* @ingroup ScoreScheduler
*/
/*
* Copyright (C) 2011 Petr Benes.
* Copyright (C) 2011 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.com/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/score/schedulercbs.h>
#include <rtems/score/wkspace.h>
int _Scheduler_CBS_Create_server (
Scheduler_CBS_Parameters *params,
Scheduler_CBS_Budget_overrun budget_overrun_callback,
rtems_id *server_id
)
{
unsigned int i;
Scheduler_CBS_Server *the_server;
if ( params->budget <= 0 ||
params->deadline <= 0 ||
params->budget >= SCHEDULER_EDF_PRIO_MSB ||
params->deadline >= SCHEDULER_EDF_PRIO_MSB )
return SCHEDULER_CBS_ERROR_INVALID_PARAMETER;
for ( i = 0; i<_Scheduler_CBS_Maximum_servers; i++ ) {
if ( !_Scheduler_CBS_Server_list[i] )
break;
}
if ( i == _Scheduler_CBS_Maximum_servers )
return SCHEDULER_CBS_ERROR_FULL;
*server_id = i;
_Scheduler_CBS_Server_list[*server_id] = (Scheduler_CBS_Server *)
_Workspace_Allocate( sizeof(Scheduler_CBS_Server) );
the_server = _Scheduler_CBS_Server_list[*server_id];
if ( !the_server )
return SCHEDULER_CBS_ERROR_NO_MEMORY;
the_server->parameters = *params;
the_server->task_id = -1;
the_server->cbs_budget_overrun = budget_overrun_callback;
return SCHEDULER_CBS_OK;
}
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