OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [ada/] [s-inmaop.ads] - Blame information for rev 281

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 281 jeremybenn
------------------------------------------------------------------------------
2
--                                                                          --
3
--                 GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                 --
4
--                                                                          --
5
--                  SYSTEM.INTERRUPT_MANAGEMENT.OPERATIONS                  --
6
--                                                                          --
7
--                                  S p e c                                 --
8
--                                                                          --
9
--          Copyright (C) 1992-2009, Free Software Foundation, Inc.         --
10
--                                                                          --
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 3,  or (at your option) any later ver- --
14
-- sion.  GNAT 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.                                     --
17
--                                                                          --
18
-- As a special exception under Section 7 of GPL version 3, you are granted --
19
-- additional permissions described in the GCC Runtime Library Exception,   --
20
-- version 3.1, as published by the Free Software Foundation.               --
21
--                                                                          --
22
-- You should have received a copy of the GNU General Public License and    --
23
-- a copy of the GCC Runtime Library Exception along with this program;     --
24
-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
25
-- <http://www.gnu.org/licenses/>.                                          --
26
--                                                                          --
27
-- GNARL was developed by the GNARL team at Florida State University.       --
28
-- Extensive contributions were provided by Ada Core Technologies, Inc.     --
29
--                                                                          --
30
------------------------------------------------------------------------------
31
 
32
package System.Interrupt_Management.Operations is
33
 
34
   procedure Thread_Block_Interrupt (Interrupt : Interrupt_ID);
35
   pragma Inline (Thread_Block_Interrupt);
36
   --  Mask the calling thread for the interrupt
37
 
38
   procedure Thread_Unblock_Interrupt (Interrupt : Interrupt_ID);
39
   pragma Inline (Thread_Unblock_Interrupt);
40
   --  Unmask the calling thread for the interrupt
41
 
42
   procedure Set_Interrupt_Mask (Mask : access Interrupt_Mask);
43
   --  Set the interrupt mask of the calling thread
44
 
45
   procedure Set_Interrupt_Mask
46
     (Mask  : access Interrupt_Mask;
47
      OMask : access Interrupt_Mask);
48
   pragma Inline (Set_Interrupt_Mask);
49
   --  Set the interrupt mask of the calling thread while returning the
50
   --  previous Mask.
51
 
52
   procedure Get_Interrupt_Mask (Mask : access Interrupt_Mask);
53
   pragma Inline (Get_Interrupt_Mask);
54
   --  Get the interrupt mask of the calling thread
55
 
56
   function Interrupt_Wait (Mask : access Interrupt_Mask) return Interrupt_ID;
57
   pragma Inline (Interrupt_Wait);
58
   --  Wait for the interrupts specified in Mask and return
59
   --  the interrupt received. Return 0 upon error.
60
 
61
   procedure Install_Default_Action (Interrupt : Interrupt_ID);
62
   pragma Inline (Install_Default_Action);
63
   --  Set the sigaction of the Interrupt to default (SIG_DFL)
64
 
65
   procedure Install_Ignore_Action (Interrupt : Interrupt_ID);
66
   pragma Inline (Install_Ignore_Action);
67
   --  Set the sigaction of the Interrupt to ignore (SIG_IGN)
68
 
69
   procedure Fill_Interrupt_Mask (Mask : access Interrupt_Mask);
70
   pragma Inline (Fill_Interrupt_Mask);
71
   --  Get a Interrupt_Mask with all the interrupt masked
72
 
73
   procedure Empty_Interrupt_Mask (Mask : access Interrupt_Mask);
74
   pragma Inline (Empty_Interrupt_Mask);
75
   --  Get a Interrupt_Mask with all the interrupt unmasked
76
 
77
   procedure Add_To_Interrupt_Mask
78
     (Mask      : access Interrupt_Mask;
79
      Interrupt : Interrupt_ID);
80
   pragma Inline (Add_To_Interrupt_Mask);
81
   --  Mask the given interrupt in the Interrupt_Mask
82
 
83
   procedure Delete_From_Interrupt_Mask
84
     (Mask      : access Interrupt_Mask;
85
      Interrupt : Interrupt_ID);
86
   pragma Inline (Delete_From_Interrupt_Mask);
87
   --  Unmask the given interrupt in the Interrupt_Mask
88
 
89
   function Is_Member
90
     (Mask      : access Interrupt_Mask;
91
      Interrupt : Interrupt_ID) return Boolean;
92
   pragma Inline (Is_Member);
93
   --  See if a given interrupt is masked in the Interrupt_Mask
94
 
95
   procedure Copy_Interrupt_Mask (X : out Interrupt_Mask; Y : Interrupt_Mask);
96
   pragma Inline (Copy_Interrupt_Mask);
97
   --  Assignment needed for limited private type Interrupt_Mask
98
 
99
   procedure Interrupt_Self_Process (Interrupt : Interrupt_ID);
100
   pragma Inline (Interrupt_Self_Process);
101
   --  Raise an Interrupt process-level
102
 
103
   procedure Setup_Interrupt_Mask;
104
   --  Mask Environment task for all signals
105
   --  This function should be called by the elaboration of System.Interrupt
106
   --  to set up proper signal masking in all tasks.
107
 
108
   --  The following objects serve as constants, but are initialized in the
109
   --  body to aid portability. These should be in System.Interrupt_Management
110
   --  but since Interrupt_Mask is private type we cannot have them declared
111
   --  there.
112
 
113
   --  Why not make these deferred constants that are initialized using
114
   --  function calls in the private part???
115
 
116
   Environment_Mask : aliased Interrupt_Mask;
117
   --  This mask represents the mask of Environment task when this package is
118
   --  being elaborated, except the signals being forced to be unmasked by RTS
119
   --  (items in Keep_Unmasked)
120
 
121
   All_Tasks_Mask : aliased Interrupt_Mask;
122
   --  This is the mask of all tasks created in RTS. Only one task in RTS
123
   --  is responsible for masking/unmasking signals (see s-interr.adb).
124
 
125
end System.Interrupt_Management.Operations;

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.