------------------------------------------------------------------------------ ------------------------------------------------------------------------------ -- 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) 2002-2023, 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 README.md -- -- 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 $ ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ with systems; use systems; with tasks; use tasks; with task_set; use task_set; use task_set.generic_task_set; with dependencies; use dependencies; with task_dependencies; use task_dependencies; use task_dependencies.half_dep_set; with processors; use processors; with processor_set; use processor_set; use processor_set.generic_processor_set; with parameters; use parameters; with parameters.extended; use parameters.extended; use parameters.framework_parameters_table_package; with framework; use framework; with call_framework; use call_framework; with call_framework_interface; use call_framework_interface; use call_framework_interface.framework_response_package; use call_framework_interface.framework_request_package; with call_scheduling_framework; use call_scheduling_framework; with multiprocessor_services; use multiprocessor_services; with multiprocessor_services_interface; use multiprocessor_services_interface; use multiprocessor_services_interface.scheduling_result_per_processor_package; with GNAT.Command_Line; with GNAT.OS_Lib; use GNAT.OS_Lib; with debug; use debug; with io_tools; use io_tools; with Text_IO; use Text_IO; with version; use version; with Ada.Exceptions; use Ada.Exceptions; with Ada.Numerics.Aux; use Ada.Numerics.Aux; with Ada.Strings.Unbounded; use Ada.Strings.Unbounded; with unbounded_strings; use unbounded_strings; use unbounded_strings.strings_table_package; use unbounded_strings.unbounded_string_list_package; with feasibility_test.feasibility_interval; use feasibility_test.feasibility_interval; procedure feasibility_interval is sys : system; tasks : tasks_set; project_file_list : unbounded_string_list; project_file_dir_list : unbounded_string_list; feasibility_interval_double : Double; validate : Boolean := False; simulation_interval_txt : Unbounded_String; verbose : Boolean := False; input_file : Boolean := False; input_file_name : Unbounded_String; processor_name : Unbounded_String; msg : Unbounded_String; processor1 : generic_processor_ptr; procedure usage is begin Put_Line ("feasibility_interval computes the feasiblity interval of a Cheddar architecture model ."); New_Line; Put_Line ("Check Cheddar home page for details : http://beru.univ-brest.fr/~singhoff/cheddar "); New_Line; New_Line; Put_Line ("Usage : feasibility_interval [switch] "); Put_Line (" switch can be :"); Put_Line (" -u get this help"); Put_Line (" -v verbose mode "); Put_Line (" -i file-name, read and print the architecture model from the XML file file-name "); Put_Line (" -p name, name is the name of the processor to apply the computation"); New_Line; end usage; procedure print_task_set (my_tasks : tasks_set) is a_task : generic_task_ptr; my_iterator : tasks_iterator; begin Put_Line ("Name" & ASCII.HT & "Pi" & ASCII.HT & "Ci" & ASCII.HT & "Ti" & ASCII.HT & "Di" & ASCII.HT & "Oi" & ASCII.HT & "STi"); reset_iterator (my_tasks, my_iterator); loop current_element (my_tasks, a_task, my_iterator); Put_Line (To_String (a_task.name) & ASCII.HT & a_task.priority'img & ASCII.HT & a_task.capacity'img & ASCII.HT & periodic_task_ptr (a_task).period'img & ASCII.HT & a_task.deadline'img & ASCII.HT & a_task.offsets.entries (0).offset_value'img & ASCII.HT & a_task.start_time'img); exit when is_last_element (my_tasks, my_iterator); next_element (my_tasks, my_iterator); end loop; Put_Line (""); end print_task_set; begin copyright ("feasibility_interval"); loop case GNAT.Command_Line.Getopt ("u v i:") is when ASCII.NUL => exit; when 'p' => processor_name := To_Unbounded_String (GNAT.Command_Line.Parameter); when 'i' => input_file := True; input_file_name := To_Unbounded_String (GNAT.Command_Line.Parameter); when 'v' => verbose := True; when 'u' => usage; OS_Exit (0); when others => usage; OS_Exit (0); end case; end loop; if (not input_file) then usage; OS_Exit (0); end if; call_framework.initialize (False); initialize (sys); systems.read_from_xml_file (sys, project_file_dir_list, input_file_name); tasks := sys.tasks; print_task_set (tasks); processor1 := search_processor (sys.processors, processor_name); calculate_feasibility_interval (sys, processor1, validate, feasibility_interval_double, msg); Put_Line (validate'img & "::Interval in [0," & feasibility_interval_double'img & ")"); end feasibility_interval;