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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [s-intman-vms.adb] - Blame information for rev 706

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1 706 jeremybenn
------------------------------------------------------------------------------
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--                                                                          --
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--                 GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                 --
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--                                                                          --
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--           S Y S T E M . I N T E R R U P T _ M A N A G E M E N T          --
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--                                                                          --
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--                                  B o d y                                 --
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--                                                                          --
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--         Copyright (C) 1992-2009, Free Software Foundation, Inc.          --
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--                                                                          --
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-- GNARL is free software; you can  redistribute it  and/or modify it under --
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-- terms of the  GNU General Public License as published  by the Free Soft- --
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-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
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-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
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--                                                                          --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception,   --
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-- version 3.1, as published by the Free Software Foundation.               --
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--                                                                          --
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-- You should have received a copy of the GNU General Public License and    --
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-- a copy of the GCC Runtime Library Exception along with this program;     --
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-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
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-- <http://www.gnu.org/licenses/>.                                          --
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--                                                                          --
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-- GNARL was developed by the GNARL team at Florida State University.       --
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-- Extensive contributions were provided by Ada Core Technologies, Inc.     --
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--                                                                          --
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------------------------------------------------------------------------------
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--  This is a OpenVMS/Alpha version of this package
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package body System.Interrupt_Management is
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   ----------------
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   -- Initialize --
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   ----------------
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   Initialized : Boolean := False;
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   procedure Initialize is
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      use System.OS_Interface;
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      Status : Cond_Value_Type;
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   begin
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      if Initialized then
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         return;
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      end if;
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      Initialized := True;
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      Abort_Task_Interrupt := Interrupt_ID_0;
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      --  Unused
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      Reserve := Reserve or Keep_Unmasked or Keep_Masked;
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      Reserve (Interrupt_ID_0) := True;
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      Sys_Crembx
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        (Status => Status,
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         Prmflg => 0,
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         Chan   => Rcv_Interrupt_Chan,
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         Maxmsg => Interrupt_ID'Size,
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         Bufquo => Interrupt_Bufquo,
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         Lognam => "GNAT_Interrupt_Mailbox",
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         Flags  => CMB_M_READONLY);
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      pragma Assert ((Status and 1) = 1);
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      Sys_Assign
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        (Status => Status,
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         Devnam => "GNAT_Interrupt_Mailbox",
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         Chan   => Snd_Interrupt_Chan,
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         Flags  => AGN_M_WRITEONLY);
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      pragma Assert ((Status and 1) = 1);
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   end Initialize;
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end System.Interrupt_Management;

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