source: rtems/c/src/ada-tests/tmtests/tmck/tmtest.ads @ c499856

4.115
Last change on this file since c499856 was c499856, checked in by Chris Johns <chrisj@…>, on Mar 20, 2014 at 9:10:47 PM

Change all references of rtems.com to rtems.org.

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Line 
1--
2--  TMTEST / SPECIFICATION
3--
4--  DESCRIPTION:
5--
6--  This package is the specification for Timer Check Test of the RTEMS
7--  Timing Test Suite.
8--
9--  DEPENDENCIES:
10--
11-- 
12--
13--  COPYRIGHT (c) 1989-2011.
14--  On-Line Applications Research Corporation (OAR).
15--
16--  The license and distribution terms for this file may in
17--  the file LICENSE in this distribution or at
18--  http://www.rtems.org/license/LICENSE.
19--
20
21with RTEMS;
22with RTEMS.TASKS;
23
24package TMTEST is
25
26--
27--  These arrays contain the IDs and NAMEs of all RTEMS tasks created
28--  by this test.
29--
30
31   TASK_ID   : array ( RTEMS.UNSIGNED32 range 1 .. 3 ) of RTEMS.ID;
32   TASK_NAME : array ( RTEMS.UNSIGNED32 range 1 .. 3 ) of RTEMS.NAME;
33
34--
35--  The following variable is set to the execution time returned
36--  by the timer.
37--
38
39   END_TIME  : RTEMS.UNSIGNED32;
40
41--
42--  The following defines the number of iterations of each timed
43--  operation to perform.
44--
45
46   OPERATION_COUNT      : constant RTEMS.UNSIGNED32 := 100000;
47
48-- 
49--  The following array is used to determine how many times
50--  each time between 0 and 1000 microseconds was returned
51--  when simply starting and stopping the timer.
52
53   DISTRIBUTION : array ( RTEMS.UNSIGNED32 range 0 .. 10000 ) of RTEMS.UNSIGNED32;
54
55--
56--  INIT
57--
58--  DESCRIPTION:
59--
60--  This RTEMS task initializes the application.
61--
62
63   procedure INIT (
64      ARGUMENT : in     RTEMS.TASKS.ARGUMENT
65   );
66   pragma Convention (C, INIT);
67
68--
69--  TASK_1
70--
71--  DESCRIPTION:
72--
73--  This RTEMS task invokes CHECK_READ_TIMER before demonstrating
74--  that increasing the order of magnitude of the number of loop
75--  iterations performed has a corresponding impact on the time
76--  reported by the timer driver.
77--
78
79   procedure TASK_1 (
80      ARGUMENT : in     RTEMS.TASKS.ARGUMENT
81   );
82   pragma Convention (C, TASK_1);
83
84--
85--  CHECK_READ_TIMER
86--
87--  DESCRIPTION:
88--
89--  This subprogram is used to determine the overhead associated
90--  with starting and stopping the timer.  It is also useful
91--  for determining if unexpected times will be reported.
92--
93
94   procedure CHECK_READ_TIMER;
95
96end TMTEST;
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