1 |
706 |
jeremybenn |
------------------------------------------------------------------------------
|
2 |
|
|
-- --
|
3 |
|
|
-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS --
|
4 |
|
|
-- --
|
5 |
|
|
-- S Y S T E M . V X W O R K S --
|
6 |
|
|
-- --
|
7 |
|
|
-- S p e c --
|
8 |
|
|
-- --
|
9 |
|
|
-- Copyright (C) 1998-2009, 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 |
|
|
-- This is the M68K VxWorks version of this package
|
33 |
|
|
|
34 |
|
|
with Interfaces.C;
|
35 |
|
|
|
36 |
|
|
package System.VxWorks is
|
37 |
|
|
pragma Preelaborate;
|
38 |
|
|
|
39 |
|
|
package IC renames Interfaces.C;
|
40 |
|
|
|
41 |
|
|
-- Floating point context record. 68K version
|
42 |
|
|
|
43 |
|
|
FP_NUM_DREGS : constant := 8;
|
44 |
|
|
FP_STATE_FRAME_SIZE : constant := 216;
|
45 |
|
|
|
46 |
|
|
type DOUBLEX is array (1 .. 12) of Interfaces.Unsigned_8;
|
47 |
|
|
pragma Pack (DOUBLEX);
|
48 |
|
|
for DOUBLEX'Size use 12 * 8;
|
49 |
|
|
|
50 |
|
|
type DOUBLEX_Array is array (1 .. FP_NUM_DREGS) of DOUBLEX;
|
51 |
|
|
pragma Pack (DOUBLEX_Array);
|
52 |
|
|
for DOUBLEX_Array'Size use FP_NUM_DREGS * 12 * 8;
|
53 |
|
|
|
54 |
|
|
type FPREG_SET is record
|
55 |
|
|
fpcr : IC.int;
|
56 |
|
|
fpsr : IC.int;
|
57 |
|
|
fpiar : IC.int;
|
58 |
|
|
fpx : DOUBLEX_Array;
|
59 |
|
|
end record;
|
60 |
|
|
|
61 |
|
|
type Fp_State_Frame_Array is array (1 .. FP_STATE_FRAME_SIZE) of IC.char;
|
62 |
|
|
pragma Pack (Fp_State_Frame_Array);
|
63 |
|
|
for Fp_State_Frame_Array'Size use 8 * FP_STATE_FRAME_SIZE;
|
64 |
|
|
|
65 |
|
|
type FP_CONTEXT is record
|
66 |
|
|
fpRegSet : FPREG_SET;
|
67 |
|
|
stateFrame : Fp_State_Frame_Array;
|
68 |
|
|
end record;
|
69 |
|
|
pragma Convention (C, FP_CONTEXT);
|
70 |
|
|
|
71 |
|
|
Num_HW_Interrupts : constant := 256;
|
72 |
|
|
-- Number of entries in the hardware interrupt vector table
|
73 |
|
|
|
74 |
|
|
end System.VxWorks;
|