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|
--
-- TMTEST / BODY
--
-- DESCRIPTION:
--
-- This package is the implementation of Test 24 of the RTEMS
-- Timing Test Suite.
--
-- DEPENDENCIES:
--
--
--
-- COPYRIGHT (c) 1989-2011.
-- On-Line Applications Research Corporation (OAR).
--
-- The license and distribution terms for this file may in
-- the file LICENSE in this distribution or at
-- http://www.rtems.org/license/LICENSE.
--
with INTERFACES; use INTERFACES;
with RTEMS_CALLING_OVERHEAD;
with TEST_SUPPORT;
with TEXT_IO;
with TIME_TEST_SUPPORT;
with TIMER_DRIVER;
package body TMTEST is
--
-- INIT
--
procedure INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
ID : RTEMS.ID;
STATUS : RTEMS.STATUS_CODES;
begin
TEXT_IO.NEW_LINE( 2 );
TEXT_IO.PUT_LINE( "*** TIME TEST 24 ***" );
TIMER_DRIVER.INITIALIZE;
for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
loop
TIMER_DRIVER.EMPTY_FUNCTION;
end loop;
TMTEST.OVERHEAD := TIMER_DRIVER.READ_TIMER;
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'H', 'I', 'G', 'H' ),
10,
1024,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE HIGH" );
RTEMS.TASKS.START( ID, TMTEST.HIGH_TASK'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START HIGH" );
for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
loop
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'R', 'E', 'S', 'T' ),
128,
1024,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE LOOP" );
RTEMS.TASKS.START( ID, TMTEST.TASKS'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START LOOP" );
end loop;
RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
end INIT;
--
-- HIGH_TASK
--
procedure HIGH_TASK (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
STATUS : RTEMS.STATUS_CODES;
begin
TIMER_DRIVER.INITIALIZE;
for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
loop
RTEMS.TASKS.WAKE_AFTER( RTEMS.YIELD_PROCESSOR, STATUS );
end loop;
TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
TIME_TEST_SUPPORT.PUT_TIME(
"TASK_WAKE_AFTER (no context switch)",
TMTEST.END_TIME,
TIME_TEST_SUPPORT.OPERATION_COUNT,
TMTEST.OVERHEAD,
RTEMS_CALLING_OVERHEAD.TASK_WAKE_AFTER
);
TMTEST.TASK_COUNT := 0;
RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
end HIGH_TASK;
--
-- TASKS
--
procedure TASKS (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
STATUS : RTEMS.STATUS_CODES;
begin
TMTEST.TASK_COUNT := TMTEST.TASK_COUNT + 1;
if TMTEST.TASK_COUNT = 1 then
TIMER_DRIVER.INITIALIZE;
elsif TMTEST.TASK_COUNT = TIME_TEST_SUPPORT.OPERATION_COUNT then
TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
TIME_TEST_SUPPORT.PUT_TIME(
"TASK_WAKE_AFTER (context switch)",
TMTEST.END_TIME,
TIME_TEST_SUPPORT.OPERATION_COUNT,
TMTEST.OVERHEAD,
RTEMS_CALLING_OVERHEAD.TASK_WAKE_AFTER
);
TEXT_IO.PUT_LINE( "*** END OF TIME TEST 24 ***" );
RTEMS.SHUTDOWN_EXECUTIVE( 0 );
end if;
RTEMS.TASKS.WAKE_AFTER( RTEMS.YIELD_PROCESSOR, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_WAKE_AFTER" );
end TASKS;
end TMTEST;
|
