1 ------------------------------------------------------------------------------
3 -- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS --
5 -- 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 --
9 -- Copyright (C) 1992-2007, Free Software Foundation, Inc. --
11 -- GNARL is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
14 -- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNARL; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
29 -- GNARL was developed by the GNARL team at Florida State University. --
30 -- Extensive contributions were provided by Ada Core Technologies, Inc. --
32 ------------------------------------------------------------------------------
34 -- This is a OpenVMS/Alpha version of this package
36 package body System
.Interrupt_Management
is
42 Initialized
: Boolean := False;
44 procedure Initialize
is
45 use System
.OS_Interface
;
46 Status
: Cond_Value_Type
;
54 Abort_Task_Interrupt
:= Interrupt_ID_0
;
57 Reserve
:= Reserve
or Keep_Unmasked
or Keep_Masked
;
58 Reserve
(Interrupt_ID_0
) := True;
63 Chan
=> Rcv_Interrupt_Chan
,
64 Maxmsg
=> Interrupt_ID
'Size,
65 Bufquo
=> Interrupt_Bufquo
,
66 Lognam
=> "GNAT_Interrupt_Mailbox",
67 Flags
=> CMB_M_READONLY
);
68 pragma Assert
((Status
and 1) = 1);
72 Devnam
=> "GNAT_Interrupt_Mailbox",
73 Chan
=> Snd_Interrupt_Chan
,
74 Flags
=> AGN_M_WRITEONLY
);
75 pragma Assert
((Status
and 1) = 1);
78 end System
.Interrupt_Management
;