ocarina-backends-vxworks653_conf-partitions.adb 11.3 KB
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------------------------------------------------------------------------------
--                                                                          --
--                           OCARINA COMPONENTS                             --
--                                                                          --
--               OCARINA.BACKENDS.VXWORKS653_CONF.PARTITIONS                --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
--                     Copyright (C) 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/>.                                          --
--                                                                          --
--                 Ocarina is maintained by the TASTE project               --
--                      (taste-users@lists.tuxfamily.org)                   --
--                                                                          --
------------------------------------------------------------------------------

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with Ocarina.Backends.Messages;
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_Tree.Nodes;
with Ocarina.Backends.XML_Tree.Nutils;
with Ocarina.Backends.Vxworks653_Conf.Mapping;

package body Ocarina.Backends.Vxworks653_Conf.Partitions is

   use Ocarina.ME_AADL;

   use Ocarina.Backends.Utils;
   use Ocarina.Backends.Messages;
   use Ocarina.ME_AADL.AADL_Instances.Nodes;
   use Ocarina.ME_AADL.AADL_Instances.Entities;
   use Ocarina.Backends.XML_Tree.Nutils;
   use Ocarina.Backends.Properties;
   use Ocarina.Backends.Vxworks653_Conf.Mapping;

   package AIN renames Ocarina.ME_AADL.AADL_Instances.Nodes;
   package AINU renames Ocarina.ME_AADL.AADL_Instances.Nutils;
   package XTN renames Ocarina.Backends.XML_Tree.Nodes;

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   Root_Node                : Node_Id            := No_Node;
   Partitions_Node          : Node_Id            := No_Node;
   Partition_Identifier     : Integer            := 1;
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   Process_Nb_Threads       : Unsigned_Long_Long := 0;
   Process_Nb_Buffers       : Unsigned_Long_Long := 0;
   Process_Nb_Events        : Unsigned_Long_Long := 0;
   Process_Nb_Lock_Objects  : Unsigned_Long_Long := 0;
   Process_Nb_Blackboards   : Unsigned_Long_Long := 0;
   Process_Blackboards_Size : Unsigned_Long_Long := 0;
   Process_Buffers_Size     : Unsigned_Long_Long := 0;

   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_Thread_Instance (E : Node_Id);
   procedure Visit_Processor_Instance (E : Node_Id);
   procedure Visit_Bus_Instance (E : Node_Id);
   procedure Visit_Virtual_Processor_Instance (E : Node_Id);

   -----------
   -- 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
      Root_Node := Root_System (E);
      Visit (Root_Node);
   end Visit_Architecture_Instance;

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

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

         when CC_Process =>
            Visit_Process_Instance (E);

         when CC_Thread =>
            Visit_Thread_Instance (E);

         when CC_Processor =>
            Visit_Processor_Instance (E);

         when CC_Bus =>
            Visit_Bus_Instance (E);

         when CC_Virtual_Processor =>
            Visit_Virtual_Processor_Instance (E);

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

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   ---------------------------
   -- Visit_Thread_Instance --
   ---------------------------

   procedure Visit_Thread_Instance (E : Node_Id) is
      F : Node_Id;
   begin
      Process_Nb_Threads := Process_Nb_Threads + 1;

      if not AINU.Is_Empty (Features (E)) then
         F := First_Node (Features (E));

         while Present (F) loop
            if Kind (F) = K_Port_Spec_Instance then
               if Get_Connection_Pattern (F) = Intra_Process
                 and then Is_In (F)
               then
                  if AIN.Is_Data (F) and then not AIN.Is_Event (F) then
                     Process_Nb_Blackboards   := Process_Nb_Blackboards + 1;
                     Process_Blackboards_Size :=
                       Process_Blackboards_Size +
                       To_Bytes (Get_Data_Size (Corresponding_Instance (F)));
                  elsif AIN.Is_Data (F) and then AIN.Is_Event (F) then
                     Process_Nb_Buffers := Process_Nb_Buffers + 1;
                  elsif AIN.Is_Event (F) and then not AIN.Is_Data (F) then
                     Process_Nb_Events := Process_Nb_Events + 1;
                  else
                     Display_Error
                       ("Communication Pattern not handled",
                        Fatal => True);
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                  end if;
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                  Process_Nb_Lock_Objects := Process_Nb_Lock_Objects + 1;
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               end if;
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            end if;
            F := Next_Node (F);
         end loop;
      end if;
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   end Visit_Thread_Instance;
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   ----------------------------
   -- Visit_Process_Instance --
   ----------------------------

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

            Visit (Corresponding_Instance (S));
            S := Next_Node (S);
         end loop;
      end if;
   end Visit_Process_Instance;

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

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

   procedure Visit_Bus_Instance (E : Node_Id) is
      pragma Unreferenced (E);
   begin
      null;
   end Visit_Bus_Instance;

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

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

      Push_Entity (P);
      Push_Entity (U);

      Partition_Identifier := 1;

      Current_XML_Node := XTN.Root_Node (XTN.XML_File (U));

      Partitions_Node := Make_XML_Node ("Partitions");

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      Append_Node_To_List (Partitions_Node, XTN.Subitems (Current_XML_Node));
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      --
      --  First, make the <Partition/> nodes
      --

      if not AINU.Is_Empty (Subcomponents (E)) then
         S := First_Node (Subcomponents (E));
         while Present (S) loop
            --  Visit the component instance corresponding to the
            --  subcomponent S.

            if AINU.Is_Virtual_Processor (Corresponding_Instance (S)) then
               Visit (Corresponding_Instance (S));
            end if;
            S := Next_Node (S);
         end loop;
      end if;

      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;
      Corresponding_Process : Node_Id := No_Node;
      Partition_Node        : Node_Id;
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   begin
      Corresponding_Process := Find_Associated_Process (E);

      if Corresponding_Process /= No_Node then

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         Process_Nb_Threads       := 0;
         Process_Nb_Buffers       := 0;
         Process_Nb_Events        := 0;
         Process_Nb_Lock_Objects  := 0;
         Process_Nb_Blackboards   := 0;
         Process_Blackboards_Size := 0;
         Process_Buffers_Size     := 0;
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         Visit (Corresponding_Process);

         --
         --  First, we create the description of the partition.
         --
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         Partition_Node :=
           Map_Partition
             (Corresponding_Process,
              E,
              Partition_Identifier,
              Process_Nb_Threads,
              Process_Nb_Buffers,
              Process_Nb_Events,
              Process_Nb_Lock_Objects,
              Process_Nb_Blackboards,
              Process_Blackboards_Size,
              Process_Buffers_Size);
         Append_Node_To_List (Partition_Node, XTN.Subitems (Partitions_Node));
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         Partition_Identifier := Partition_Identifier + 1;
      end if;

      if not AINU.Is_Empty (Subcomponents (E)) then
         S := First_Node (Subcomponents (E));
         while Present (S) loop

            Visit (Corresponding_Instance (S));
            S := Next_Node (S);
         end loop;
      end if;
   end Visit_Virtual_Processor_Instance;

end Ocarina.Backends.Vxworks653_Conf.Partitions;