ocarina-backends-deos_conf-schedule.adb 7.92 KB
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--  with Locations;
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with Ada.Strings; use Ada.Strings;
with Ada.Strings.Fixed; use Ada.Strings.Fixed;
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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;
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with Ocarina.Instances.Queries;

with Ocarina.Backends.Properties.ARINC653;
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--  with Ocarina.Backends.Properties;
with Ocarina.Backends.XML_Tree.Nodes;
with Ocarina.Backends.XML_Tree.Nutils;
--  with Ocarina.Backends.Deos_Conf.Mapping;

package body Ocarina.Backends.Deos_Conf.Schedule is

--   use Locations;
   use Ocarina.ME_AADL;
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   use Ocarina.Instances.Queries;
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   use Ocarina.ME_AADL.AADL_Instances.Nodes;
   use Ocarina.ME_AADL.AADL_Instances.Entities;
   use Ocarina.Backends.XML_Tree.Nutils;
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   use Ocarina.Backends.Properties.ARINC653;
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--   use Ocarina.Backends.Properties;
--   use Ocarina.Backends.Deos_Conf.Mapping;

   package AINU renames Ocarina.ME_AADL.AADL_Instances.Nutils;
   package XTN renames Ocarina.Backends.XML_Tree.Nodes;
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   package XTU renames Ocarina.Backends.XML_Tree.Nutils;
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   Root_Node : Node_Id := No_Node;
   Schedule_Node : Node_Id := No_Node;

   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_Bus_Instance (E : Node_Id);
   procedure Visit_Virtual_Processor_Instance (E : Node_Id);
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   procedure Fill_Scheduling_Slots (Processor : Node_Id);
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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
      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_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;

   ----------------------------
   -- 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;

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   ---------------------------
   -- Fill_Scheduling_Slots --
   ---------------------------

   procedure Fill_Scheduling_Slots (Processor : Node_Id) is
      Time_Window_Node  : Node_Id;
      Module_Schedule   : constant Schedule_Window_Record_Term_Array
        := Get_Module_Schedule_Property (Processor);
   begin
      for J in Module_Schedule'Range loop
--            Put_Line ("Module Schedule slot #" & J'Img);
--            Put_Line (" -> "
--                        & Get_Name_String (Module_Schedule (J).Partition));
--            Put_Line (" -> "
--                        & Module_Schedule (J).Duration.T'Img
--                        & " " & Module_Schedule (J).Duration.U'Img);
--            Put_Line (" -> "
--                        & Module_Schedule (J).Periodic_Processing_Start'Img);

         Time_Window_Node := Make_XML_Node ("PartitionTimeWindow");

         Append_Node_To_List
           (Time_Window_Node,
            XTN.Subitems (Schedule_Node));

--            XTU.Add_Attribute ("Duration", "6000000", Time_Window_Node);
         --
         --  For now, we assume the partition duration
         --  is in milliseconds.
         --

         XTU.Add_Attribute ("Duration",
                           Trim
                              (Module_Schedule (J).Duration.T'Img,
                              Left) & "000000",
                           Time_Window_Node);
         XTU.Add_Attribute ("Offset", "0", Time_Window_Node);
         XTU.Add_Attribute ("PeriodicProcessingStart",
                            "true", Time_Window_Node);
         XTU.Add_Attribute ("RepeatWindowAtNanosecondInterval",
                            "PartitionPeriod", Time_Window_Node);
         XTU.Add_Attribute ("InhibitEarlyCompletion",
                            "false", Time_Window_Node);
         XTU.Add_Attribute ("PartitionNameRef",
                            Get_Name_String
                              (Module_Schedule (J).Partition),
                            Time_Window_Node);
      end loop;
   end Fill_Scheduling_Slots;

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

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

      Push_Entity (P);
      Push_Entity (U);

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

      Schedule_Node := Make_XML_Node ("Schedule");

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      XTU.Add_Attribute ("MajorFrameLength",
                         "Automatic", Schedule_Node);

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      Append_Node_To_List
        (Schedule_Node,
         XTN.Subitems (Current_XML_Node));

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      if Is_Defined_Property (E, "arinc653::module_schedule") then
         Fill_Scheduling_Slots (E);
      end if;

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      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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      pragma Unreferenced (E);
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   begin
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      null;
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   end Visit_Virtual_Processor_Instance;

end Ocarina.Backends.Deos_Conf.Schedule;