------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- Cheddar is a GNU GPL real-time scheduling analysis tool.
-- This program provides services to automatically check schedulability and
-- other performance criteria of real-time architecture models.
--
-- Copyright (C) 2002-2020, Frank Singhoff, Alain Plantec, Jerome Legrand,
--                          Hai Nam Tran, Stephane Rubini
--
-- The Cheddar project was started in 2002 by 
-- Frank Singhoff, Lab-STICC UMR 6285, Université de Bretagne Occidentale
-- 
-- Cheddar has been published in the "Agence de Protection des Programmes/France" in 2008. 
-- Since 2008, Ellidiss technologies also contributes to the development of 
-- Cheddar and provides industrial support.
--
-- The full list of contributors and sponsors can be found in AUTHORS.txt and SPONSORS.txt
--
-- This program is free software; you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation; either version 2 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
--
--
-- Contact : cheddar@listes.univ-brest.fr
--           
------------------------------------------------------------------------------
-- Last update : 
--    $Rev$
--    $Date$
--    $Author: singhoff $
------------------------------------------------------------------------------
------------------------------------------------------------------------------

package Scheduler.Dynamic_Priority is

   type Dynamic_Priority_Scheduler is abstract new Generic_Scheduler with
      private;
   type Dynamic_Priority_Scheduler_Ptr is access all
     Dynamic_Priority_Scheduler'Class;

   type Dynamic_Priority_Tcb is new Tcb with record
      Dynamic_Deadline : Natural;
   end record;
   type Dynamic_Priority_Tcb_Ptr is access all Dynamic_Priority_Tcb'Class;

   procedure Initialize (A_Tcb : in out Dynamic_Priority_Tcb);

   function Build_Tcb
     (My_Scheduler : in Dynamic_Priority_Scheduler;
      A_Task       : Generic_Task_Ptr)
      return         Tcb_Ptr;

   procedure Check_Before_Scheduling
     (My_Scheduler   : in Dynamic_Priority_Scheduler;
      My_Tasks       : in Tasks_Set;
      Processor_Name : in Unbounded_String);

   procedure Specific_Scheduler_Initialization
     (My_Scheduler       : in out Dynamic_Priority_Scheduler;
      Si                 : in out Scheduling_Information;
      Processor_Name     : in Unbounded_String;
      address_space_name : in Unbounded_String;
      My_Tasks           : in out Tasks_Set;
      my_schedulers      : in Scheduler_table;
      My_Resources       : in out Resources_Set;
      My_Buffers         : in out Buffers_Set;
      My_Messages        : in Messages_Set;
      Msg                : in out Unbounded_String);


private

   type Dynamic_Priority_Scheduler is abstract new Generic_Scheduler with null
record;

end Scheduler.Dynamic_Priority;