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106 | ------------------------------------------------------------------------------
-- --
-- SVD Binding Generator --
-- --
-- Copyright (C) 2015-2016, AdaCore --
-- --
-- SVD2Ada is free software; you can redistribute it and/or modify it --
-- under terms of the GNU General Public License as published by the Free --
-- Software Foundation; either version 3, or (at your option) any later --
-- version. SVD2Ada is distributed in the hope that it will be useful, but --
-- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTA- --
-- BILITY 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 distributed with SVD2Ada; see file COPYING3. If --
-- not, go to http://www.gnu.org/licenses for a complete copy of the --
-- license. --
-- --
------------------------------------------------------------------------------
with Ada.Containers.Indefinite_Holders;
with Ada.Strings.Unbounded; use Ada.Strings;
with DOM.Core;
with Base_Types; use Base_Types;
with Base_Types.Register_Properties; use Base_Types.Register_Properties;
with Descriptors.Field; use Descriptors.Field;
with Ada_Gen;
-- Decodes and then dumps the <register> elements of the SVD file.
package Descriptors.Register is
type Register_T;
type Register_Access is access all Register_T;
package Type_Holders is new Ada.Containers.Indefinite_Holders
(Ada_Gen.Ada_Type'Class, Ada_Gen."=");
function "-" (Holder : Type_Holders.Holder) return Ada_Gen.Ada_Type'Class
is (Type_Holders.Element (Holder));
function "-" (Typ : Ada_Gen.Ada_Type'Class) return Type_Holders.Holder
is (Type_Holders.To_Holder (Typ));
type Register_T is record
Xml_Id : Unbounded.Unbounded_String;
Name : Unbounded.Unbounded_String;
Display_Name : Unbounded.Unbounded_String;
Description : Unbounded.Unbounded_String;
Alternate_Group : Unbounded.Unbounded_String;
Alternate_Reg : Unbounded.Unbounded_String;
Address_Offset : Natural;
Reg_Properties : Register_Properties_T;
Mod_Write_Values : Modified_Write_Values_Type := Modify;
Read_Action : Read_Action_Type := Undefined_Read_Action;
Fields : Field_Vectors.Vector;
-- By default, equal to Name. In case similar types are found, then
-- this holds the common prefix to be used to the type definition
Type_Name : Unbounded.Unbounded_String;
-- When two registers are at the same location, we specify a shared
-- common union type name here to support this overlapping
Is_Overlapping : Boolean := False;
Overlap_Suffix : Unbounded.Unbounded_String;
-- When two registers are identical, the second register will not
-- generate an Ada type. We reference the first register here to
-- keep track of the type name.
Type_Holder : Register_Access := null;
-- This holds the Ada type as generated in the spec file.
-- Only available when Type_Holder is null.
Ada_Type : Type_Holders.Holder;
Dim : Positive := 1;
Dim_Increment : Natural := 4;
Dim_Index : Unbounded.Unbounded_String;
end record;
function Equal (R1, R2 : Register_Access) return Boolean;
function Similar_Type
(R1, R2 : Register_Access) return Unbounded.Unbounded_String;
-- If R1 and R2 share a common type, then return the base type name.
-- else, return an empty string
type Register_Db is interface;
function Get_Register
(Db : Register_Db;
XML_Id : String) return Register_Access is abstract;
function Read_Register
(Elt : DOM.Core.Element;
Prepend : Unbounded.Unbounded_String;
Append : Unbounded.Unbounded_String;
Reg_Properties : Register_Properties_T;
Reg_Db : Register_Db'Class)
return Register_Access;
function Get_Ada_Type (Reg : Register_Access) return Ada_Gen.Ada_Type'Class;
procedure Dump (Spec : in out Ada_Gen.Ada_Spec; Reg : Register_Access);
end Descriptors.Register;
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