ocarina-backends-arinc653_conf-scheduling.adb 8.09 KB
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------------------------------------------------------------------------------
--                                                                          --
--                           OCARINA COMPONENTS                             --
--                                                                          --
--                OCARINA.BACKENDS.ARINC653_CONF.SCHEDULING                 --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
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--       Copyright (C) 2009 Telecom ParisTech, 2010-2015 ESA & ISAE.        --
--                                                                          --
-- Ocarina  is free software; you can redistribute it and/or modify under   --
-- terms of the  GNU General Public License as published  by the Free Soft- --
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
-- sion. Ocarina 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.                     --
--                                                                          --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception,   --
-- version 3.1, as published by the Free Software Foundation.               --
--                                                                          --
-- You should have received a copy of the GNU General Public License and    --
-- a copy of the GCC Runtime Library Exception along with this program;     --
-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
-- <http://www.gnu.org/licenses/>.                                          --
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--                                                                          --
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jhugues committed
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--                 Ocarina is maintained by the TASTE project               --
--                      (taste-users@lists.tuxfamily.org)                   --
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--                                                                          --
------------------------------------------------------------------------------

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with Ocarina.Namet; use Ocarina.Namet;
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with Ocarina.ME_AADL;
with Ocarina.ME_AADL.AADL_Instances.Nodes;
with Ocarina.ME_AADL.AADL_Instances.Nutils;
with Ocarina.ME_AADL.AADL_Instances.Entities;

with Ocarina.Backends.Utils;
with Ocarina.Backends.Properties;
with Ocarina.Backends.XML_Values;
with Ocarina.Backends.XML_Tree.Nodes;
with Ocarina.Backends.XML_Tree.Nutils;
with Ocarina.Backends.ARINC653_Conf.Mapping;

package body Ocarina.Backends.ARINC653_Conf.Scheduling is

   use Ocarina.ME_AADL;
   use Ocarina.ME_AADL.AADL_Instances.Nodes;
   use Ocarina.ME_AADL.AADL_Instances.Entities;
   use Ocarina.Backends.Utils;
   use Ocarina.Backends.Properties;
   use Ocarina.Backends.XML_Values;
   use Ocarina.Backends.XML_Tree.Nutils;
   use Ocarina.Backends.ARINC653_Conf.Mapping;

   package AINU renames Ocarina.ME_AADL.AADL_Instances.Nutils;
   package XTN renames Ocarina.Backends.XML_Tree.Nodes;
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   package XV renames Ocarina.Backends.XML_Values;
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   procedure Visit_Architecture_Instance (E : Node_Id);
   procedure Visit_Component_Instance (E : Node_Id);
   procedure Visit_System_Instance (E : Node_Id);
   procedure Visit_Process_Instance (E : Node_Id);
   procedure Visit_Processor_Instance (E : Node_Id);
   procedure Visit_Virtual_Processor_Instance (E : Node_Id);

   Scheduling_Node : Node_Id;
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   Window_Number   : Unsigned_Long_Long := 0;
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   -----------
   -- Visit --
   -----------

   procedure Visit (E : Node_Id) is
   begin
      case Kind (E) is
         when K_Architecture_Instance =>
            Visit_Architecture_Instance (E);

         when K_Component_Instance =>
            Visit_Component_Instance (E);

         when others =>
            null;
      end case;
   end Visit;

   ---------------------------------
   -- Visit_Architecture_Instance --
   ---------------------------------

   procedure Visit_Architecture_Instance (E : Node_Id) is
   begin
      Visit (Root_System (E));
   end Visit_Architecture_Instance;

   ------------------------------
   -- Visit_Component_Instance --
   ------------------------------

   procedure Visit_Component_Instance (E : Node_Id) is
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      Category : constant Component_Category := Get_Category_Of_Component (E);
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   begin
      case Category is
         when CC_System =>
            Visit_System_Instance (E);

         when CC_Process =>
            Visit_Process_Instance (E);

         when CC_Processor =>
            Visit_Processor_Instance (E);

         when CC_Virtual_Processor =>
            Visit_Virtual_Processor_Instance (E);

         when others =>
            null;
      end case;
   end Visit_Component_Instance;

   ----------------------------
   -- Visit_Process_Instance --
   ----------------------------

   procedure Visit_Process_Instance (E : Node_Id) is
      N : Node_Id;
   begin
      Map_Process_Scheduling (E, Window_Number, N);
      Append_Node_To_List (N, XTN.Subitems (Scheduling_Node));
   end Visit_Process_Instance;

   ---------------------------
   -- Visit_System_Instance --
   ---------------------------

   procedure Visit_System_Instance (E : Node_Id) is
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      S : Node_Id;
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   begin
      if not AINU.Is_Empty (Subcomponents (E)) then
         S := First_Node (Subcomponents (E));
         while Present (S) loop
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            --  Visit the component instance corresponding to the
            --  subcomponent S.
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            if AINU.Is_Processor (Corresponding_Instance (S)) then
               Visit (Corresponding_Instance (S));
            end if;
            S := Next_Node (S);
         end loop;
      end if;
   end Visit_System_Instance;

   ------------------------------
   -- Visit_Processor_Instance --
   ------------------------------

   procedure Visit_Processor_Instance (E : Node_Id) is
      S : Node_Id;
      P : Node_Id;
      Q : Node_Id;
      U : Node_Id;
      R : Node_Id;
   begin
      U := XTN.Unit (Backend_Node (Identifier (E)));
      R := XTN.Node (Backend_Node (Identifier (E)));

      Push_Entity (U);
      Push_Entity (R);

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      Current_XML_Node := XTN.Root_Node (XTN.XML_File (U));
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      Scheduling_Node := Make_XML_Node ("Module_Schedule");

      Set_Str_To_Name_Buffer ("MajorFrameSeconds");
      P := Make_Defining_Identifier (Name_Find);
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      Q :=
        Make_Literal
          (XV.New_Floating_Point_Value (To_Seconds (Get_POK_Major_Frame (E))));
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      Append_Node_To_List
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        (Make_Assignement (P, Q),
         XTN.Items (Scheduling_Node));
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      if not AINU.Is_Empty (Subcomponents (E)) then
         S := First_Node (Subcomponents (E));
         while Present (S) loop
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            --  Visit the component instance corresponding to the
            --  subcomponent S.
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            Visit (Corresponding_Instance (S));
            S := Next_Node (S);
         end loop;
      end if;
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      Append_Node_To_List (Scheduling_Node, XTN.Subitems (Current_XML_Node));
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      Pop_Entity;
      Pop_Entity;
   end Visit_Processor_Instance;

   --------------------------------------
   -- Visit_Virtual_Processor_Instance --
   --------------------------------------

   procedure Visit_Virtual_Processor_Instance (E : Node_Id) is
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      S         : Node_Id;
      Processes : List_Id;
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   begin
      if not AINU.Is_Empty (Subcomponents (E)) then
         S := First_Node (Subcomponents (E));
         while Present (S) loop
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            --  Visit the component instance corresponding to the
            --  subcomponent S.
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            Visit (Corresponding_Instance (S));
            S := Next_Node (S);
         end loop;
      end if;

      if Present (Backend_Node (Identifier (E))) then
         Processes := XTN.Processes (Backend_Node (Identifier (E)));
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         S         := XTN.First_Node (Processes);
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         while Present (S) loop
            Visit (XTN.Content (S));
            S := XTN.Next_Node (S);
         end loop;
      end if;
   end Visit_Virtual_Processor_Instance;

end Ocarina.Backends.ARINC653_Conf.Scheduling;