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|
-- SPDX-License-Identifier: BSD-2-Clause
--
-- TMTEST / BODY
--
-- DESCRIPTION:
--
-- This package is the implementation of Test 13 of the RTEMS
-- Timing Test Suite.
--
-- DEPENDENCIES:
--
--
--
-- COPYRIGHT (c) 1989-2011.
-- On-Line Applications Research Corporation (OAR).
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions
-- are met:
-- 1. Redistributions of source code must retain the above copyright
-- notice, this list of conditions and the following disclaimer.
-- 2. Redistributions in binary form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
with INTERFACES; use INTERFACES;
with RTEMS_CALLING_OVERHEAD;
with TEST_SUPPORT;
with TEXT_IO;
with TIME_TEST_SUPPORT;
with TIMER_DRIVER;
with RTEMS.MESSAGE_QUEUE;
package body TMTEST is
--
-- INIT
--
procedure INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
TASK_ID : RTEMS.ID;
STATUS : RTEMS.STATUS_CODES;
begin
TEXT_IO.NEW_LINE( 2 );
TEST_SUPPORT.ADA_TEST_BEGIN;
RTEMS.TASKS.CREATE(
1,
251,
1024,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
TASK_ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE" );
RTEMS.TASKS.START(
TASK_ID,
TMTEST.TEST_INIT'ACCESS,
0,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START" );
RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
end INIT;
--
-- TEST_INIT
--
procedure TEST_INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
TASK_ENTRY : RTEMS.TASKS.ENTRY_POINT;
PRIORITY : RTEMS.TASKS.PRIORITY;
TASK_ID : RTEMS.ID;
BUFFER : TMTEST.BUFFER;
BUFFER_POINTER : RTEMS.ADDRESS;
STATUS : RTEMS.STATUS_CODES;
begin
BUFFER_POINTER := BUFFER'ADDRESS;
-- As each task is started, it preempts this task and performs a blocking
-- MESSAGE_QUEUE_RECEIVE. Upon completion of this loop all created tasks
-- are blocked.
RTEMS.MESSAGE_QUEUE.CREATE(
RTEMS.BUILD_NAME( 'M', 'Q', '1', ' ' ),
TIME_TEST_SUPPORT.OPERATION_COUNT,
16,
RTEMS.DEFAULT_OPTIONS,
TMTEST.QUEUE_ID,
STATUS
);
PRIORITY := 250;
for INDEX in 0 .. TIME_TEST_SUPPORT.OPERATION_COUNT - 1
loop
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'T', 'I', 'M', 'E' ),
PRIORITY,
1024,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
TASK_ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE LOOP" );
PRIORITY := PRIORITY - 1;
if INDEX = TIME_TEST_SUPPORT.OPERATION_COUNT - 1 then
TASK_ENTRY := TMTEST.HIGH_TASK'ACCESS;
else
TASK_ENTRY := TMTEST.MIDDLE_TASKS'ACCESS;
end if;
RTEMS.TASKS.START( TASK_ID, TASK_ENTRY, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START LOOP" );
end loop;
TIMER_DRIVER.INITIALIZE;
RTEMS.MESSAGE_QUEUE.URGENT(
TMTEST.QUEUE_ID,
BUFFER_POINTER,
16,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "MESSAGE_QUEUE_URGENT" );
end TEST_INIT;
--
-- HIGH_TASK
--
procedure HIGH_TASK (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
BUFFER : TMTEST.BUFFER;
BUFFER_POINTER : RTEMS.ADDRESS;
MESSAGE_SIZE : RTEMS.Size := 0;
STATUS : RTEMS.STATUS_CODES;
begin
BUFFER_POINTER := BUFFER'ADDRESS;
RTEMS.MESSAGE_QUEUE.RECEIVE(
TMTEST.QUEUE_ID,
BUFFER_POINTER,
RTEMS.DEFAULT_OPTIONS,
RTEMS.NO_TIMEOUT,
MESSAGE_SIZE,
STATUS
);
TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
TIME_TEST_SUPPORT.PUT_TIME(
"MESSAGE_QUEUE_URGENT (preemptive)",
TMTEST.END_TIME,
TIME_TEST_SUPPORT.OPERATION_COUNT,
0,
RTEMS_CALLING_OVERHEAD.MESSAGE_QUEUE_URGENT
);
TEST_SUPPORT.ADA_TEST_END;
RTEMS.SHUTDOWN_EXECUTIVE( 0 );
end HIGH_TASK;
--
-- MIDDLE_TASKS
--
procedure MIDDLE_TASKS (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
BUFFER : TMTEST.BUFFER;
BUFFER_POINTER : RTEMS.ADDRESS;
MESSAGE_SIZE : RTEMS.Size := 0;
STATUS : RTEMS.STATUS_CODES;
begin
BUFFER_POINTER := BUFFER'ADDRESS;
RTEMS.MESSAGE_QUEUE.RECEIVE(
TMTEST.QUEUE_ID,
BUFFER_POINTER,
RTEMS.DEFAULT_OPTIONS,
RTEMS.NO_TIMEOUT,
MESSAGE_SIZE,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "MESSAGE_QUEUE_RECEIVE" );
RTEMS.MESSAGE_QUEUE.URGENT(
TMTEST.QUEUE_ID,
BUFFER_POINTER,
16,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "MESSAGE_QUEUE_URGENT" );
end MIDDLE_TASKS;
end TMTEST;
|
