tmtests/tm03/tmtest.ads

0001 -- SPDX-License-Identifier: BSD-2-Clause
0002
0003 --
0004 --  TMTEST / SPECIFICATION
0005 --
0006 --  DESCRIPTION:
0007 --
0008 --  This package is the specification for Test 3 of the RTEMS
0009 --  Timing Test Suite.
0010 --
0011 --  DEPENDENCIES:
0012 --
0013 --
0014 --
0015 --  COPYRIGHT (c) 1989-2011.
0016 --  On-Line Applications Research Corporation (OAR).
0017 --
0018 --  Redistribution and use in source and binary forms, with or without
0019 --  modification, are permitted provided that the following conditions
0020 --  are met:
0021 --  1. Redistributions of source code must retain the above copyright
0022 --     notice, this list of conditions and the following disclaimer.
0023 --  2. Redistributions in binary form must reproduce the above copyright
0024 --     notice, this list of conditions and the following disclaimer in the
0025 --     documentation and/or other materials provided with the distribution.
0026 --
0027 --  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0028 --  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0029 --  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0030 --  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0031 --  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0032 --  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0033 --  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0034 --  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0035 --  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0036 --  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0037 --  POSSIBILITY OF SUCH DAMAGE.
0038 --
0039
0040 with RTEMS;
0041 with RTEMS.TASKS;
0042
0043 package TMTEST is
0044
0045 --
0046 --  The following is the ID of the semaphore used for timing operations.
0047 --
0048
0049    SEMAPHORE_ID : RTEMS.ID;
0050
0051 --
0052 --  The following variable is set to the execution time returned
0053 --  by the timer.
0054 --
0055
0056    END_TIME  : RTEMS.UNSIGNED32;
0057
0058 --
0059 --  INIT
0060 --
0061 --  DESCRIPTION:
0062 --
0063 --  This RTEMS task initializes the application.
0064 --
0065
0066    procedure INIT (
0067       ARGUMENT : in     RTEMS.TASKS.ARGUMENT
0068    );
0069    pragma Convention (C, INIT);
0070
0071 --
0072 --  TEST_INIT
0073 --
0074 --  DESCRIPTION:
0075 --
0076 --  This subprogram performs test initialization.  After completion
0077 --  of test initialization, the timer is started and a preemptive
0078 --  SEMAPHORE_RELEASE is performed.
0079 --
0080
0081    procedure TEST_INIT (
0082       ARGUMENT : in     RTEMS.TASKS.ARGUMENT
0083    );
0084    pragma Convention (C, TEST_INIT);
0085
0086 --
0087 --  MIDDLE_TASKS
0088 --
0089 --  DESCRIPTION:
0090 --
0091 --  This RTEMS task performs a blocking SEMAPHORE_OBTAIN.  Once
0092 --  is obtains the semaphore unit and executes again, it performs
0093 --  a preemptive SEMAPHORE_RELEASE.
0094 --
0095
0096    procedure MIDDLE_TASKS (
0097       ARGUMENT : in     RTEMS.TASKS.ARGUMENT
0098    );
0099    pragma Convention (C, MIDDLE_TASKS);
0100
0101 --
0102 --  HIGH_TASK
0103 --
0104 --  DESCRIPTION:
0105 --
0106 --  This RTEMS task stops the timer and reports the execution
0107 --  timer for a preemptive SEMAPHORE_RELEASE.
0108 --
0109
0110    procedure HIGH_TASK (
0111       ARGUMENT : in     RTEMS.TASKS.ARGUMENT
0112    );
0113    pragma Convention (C, HIGH_TASK);
0114
0115 end TMTEST;