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|
--
-- SPTEST / BODY
--
-- DESCRIPTION:
--
-- This package is the implementation of Test 4 of the RTEMS
-- Single Processor 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 TEST_SUPPORT;
with TEXT_IO;
with RTEMS.CLOCK;
with RTEMS.EXTENSION;
with RTEMS.FATAL;
package body SPTEST is
TestsFinished : Boolean := False;
pragma Volatile (TestsFinished);
type Task_Event is record
Task_Index : RTEMS.Unsigned32;
When_Switched : RTEMS.Time_Of_Day;
end record;
Task_Events : array (1 .. 15) of Task_Event;
Task_Events_Index : Natural := Task_Events'First;
procedure Log_Task_Event (
Task_Index : RTEMS.Unsigned32;
When_Switched : RTEMS.Time_Of_Day
) is
begin
if Task_Events_Index = Task_Events'Last then
RTEMS.Fatal.Error_Occurred ( 1 ); -- no other choice
else
Task_Events (Task_Events_Index).Task_Index := Task_Index;
Task_Events (Task_Events_Index).When_Switched := When_Switched;
Task_Events_Index := Task_Events_Index + 1;
end if;
end Log_Task_Event;
procedure Flush_Task_Event_Log is
begin
for I in Task_Events'First .. Task_Events_Index - 1 loop
TEST_SUPPORT.PUT_NAME(
SPTEST.TASK_NAME( Task_Events (I).Task_Index ), FALSE
);
TEST_SUPPORT.PRINT_TIME( "- ", Task_Events (I).When_Switched, "" );
TEXT_IO.NEW_LINE;
end loop;
end Flush_Task_Event_Log;
--
-- INIT
--
procedure INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
TIME : RTEMS.TIME_OF_DAY;
STATUS : RTEMS.STATUS_CODES;
begin
TEXT_IO.NEW_LINE( 2 );
TEXT_IO.PUT_LINE( "*** TEST 4 ***" );
TIME := ( 1988, 12, 31, 9, 15, 0, 0 );
RTEMS.CLOCK.SET( TIME, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "CLOCK_SET" );
SPTEST.EXTENSION_NAME( 1 ) := RTEMS.BUILD_NAME( 'E', 'X', 'T', ' ' );
RTEMS.EXTENSION.CREATE(
SPTEST.EXTENSION_NAME( 1 ),
SPTEST.EXTENSIONS'ACCESS,
EXTENSION_ID( 1 ),
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "EXTENSION_CREATE" );
SPTEST.TASK_NAME( 1 ) := RTEMS.BUILD_NAME( 'T', 'A', '1', ' ' );
SPTEST.TASK_NAME( 2 ) := RTEMS.BUILD_NAME( 'T', 'A', '2', ' ' );
SPTEST.TASK_NAME( 3 ) := RTEMS.BUILD_NAME( 'T', 'A', '3', ' ' );
SPTEST.RUN_COUNT( 1 ) := 0;
SPTEST.RUN_COUNT( 2 ) := 0;
SPTEST.RUN_COUNT( 3 ) := 0;
RTEMS.TASKS.CREATE(
SPTEST.TASK_NAME( 1 ),
1,
2048,
RTEMS.TIMESLICE,
RTEMS.DEFAULT_ATTRIBUTES,
SPTEST.TASK_ID( 1 ),
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF TA1" );
RTEMS.TASKS.CREATE(
SPTEST.TASK_NAME( 2 ),
1,
2048,
RTEMS.TIMESLICE,
RTEMS.DEFAULT_ATTRIBUTES,
SPTEST.TASK_ID( 2 ),
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF TA2" );
RTEMS.TASKS.CREATE(
SPTEST.TASK_NAME( 3 ),
1,
2048,
RTEMS.TIMESLICE,
RTEMS.DEFAULT_ATTRIBUTES,
SPTEST.TASK_ID( 3 ),
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF TA3" );
RTEMS.TASKS.START(
SPTEST.TASK_ID( 1 ),
SPTEST.TASK_1'ACCESS,
0,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF TA1" );
RTEMS.TASKS.START(
SPTEST.TASK_ID( 2 ),
SPTEST.TASK_2'ACCESS,
0,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF TA2" );
RTEMS.TASKS.START(
SPTEST.TASK_ID( 3 ),
SPTEST.TASK_3'ACCESS,
0,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF TA3" );
RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
end INIT;
--
-- TASK_1
--
procedure TASK_1 (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
SECONDS : RTEMS.UNSIGNED32;
OLD_SECONDS : RTEMS.UNSIGNED32;
PREVIOUS_MODE : RTEMS.MODE;
TIME : RTEMS.TIME_OF_DAY;
START_TIME : RTEMS.INTERVAL;
END_TIME : RTEMS.INTERVAL;
STATUS : RTEMS.STATUS_CODES;
begin
TEXT_IO.PUT_LINE( "TA1 - task_suspend - on Task 2" );
RTEMS.TASKS.SUSPEND( TASK_ID( 2 ), STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_SUSPEND OF TA2" );
TEXT_IO.PUT_LINE( "TA1 - task_suspend - on Task 3" );
RTEMS.TASKS.SUSPEND( TASK_ID( 3 ), STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_SUSPEND OF TA3" );
TEXT_IO.PUT_LINE( "TA1 - killing time" );
RTEMS.CLOCK.GET(
RTEMS.CLOCK.GET_SECONDS_SINCE_EPOCH,
START_TIME'ADDRESS,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "CLOCK_GET" );
loop
RTEMS.CLOCK.GET(
RTEMS.CLOCK.GET_SECONDS_SINCE_EPOCH,
END_TIME'ADDRESS,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "CLOCK_GET" );
exit when END_TIME > (START_TIME + 2);
end loop;
TEXT_IO.PUT_LINE( "TA1 - task_resume - on Task 2" );
RTEMS.TASKS.RESUME( TASK_ID( 2 ), STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_RESUME OF TA2" );
TEXT_IO.PUT_LINE( "TA1 - task_resume - on Task 3" );
RTEMS.TASKS.RESUME( TASK_ID( 3 ), STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_RESUME OF TA3" );
loop
if SPTEST.RUN_COUNT( 1 ) = 3 then
TEXT_IO.PUT_LINE(
"TA1 - task_mode - change mode to NO PREEMPT"
);
RTEMS.TASKS.MODE(
RTEMS.NO_PREEMPT,
RTEMS.PREEMPT_MASK,
PREVIOUS_MODE,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_MODE" );
RTEMS.CLOCK.GET( RTEMS.CLOCK.GET_TOD, TIME'ADDRESS, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "CLOCK_GET" );
OLD_SECONDS := TIME.SECOND;
SECONDS := 0;
loop
exit when SECONDS >= 6;
RTEMS.CLOCK.GET( RTEMS.CLOCK.GET_TOD, TIME'ADDRESS, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "CLOCK_GET" );
if TIME.SECOND /= OLD_SECONDS then
OLD_SECONDS := TIME.SECOND;
SECONDS := SECONDS + 1;
TEST_SUPPORT.PRINT_TIME( "TA1 - ", TIME, "" );
TEXT_IO.NEW_LINE;
end if;
end loop;
TEXT_IO.PUT_LINE(
"TA1 - task_mode - change mode to PREEMPT"
);
RTEMS.TASKS.MODE(
RTEMS.PREEMPT,
RTEMS.PREEMPT_MASK,
PREVIOUS_MODE,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_MODE" );
while not TestsFinished loop
NULL;
END LOOP;
Flush_Task_Event_Log;
TEXT_IO.PUT_LINE( "*** END OF TEST 4 ***" );
RTEMS.SHUTDOWN_EXECUTIVE( 0 );
end if;
end loop;
end TASK_1;
--
-- TASK_2
--
procedure TASK_2 (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
begin
LOOP
NULL;
END LOOP;
end TASK_2;
--
-- TASK_3
--
procedure TASK_3 (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
begin
LOOP
NULL;
END LOOP;
end TASK_3;
--
-- TASK_SWITCH
--
procedure TASK_SWITCH (
UNUSED : in RTEMS.TCB_POINTER;
HEIR : in RTEMS.TCB_POINTER
) is
pragma Unreferenced(UNUSED);
INDEX : RTEMS.UNSIGNED32;
TIME : RTEMS.TIME_OF_DAY;
STATUS : RTEMS.STATUS_CODES;
function TCB_To_ID (
TCB : RTEMS.TCB_POINTER
) return RTEMS.ID;
pragma Import (C, TCB_To_ID, "tcb_to_id" );
begin
INDEX := TEST_SUPPORT.TASK_NUMBER( TCB_To_ID( HEIR ) );
case INDEX is
when 1 | 2 | 3 =>
SPTEST.RUN_COUNT( INDEX ) := SPTEST.RUN_COUNT( INDEX ) + 1;
RTEMS.CLOCK.GET( RTEMS.CLOCK.GET_TOD, TIME'ADDRESS, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "CLOCK_GET" );
Log_Task_Event ( INDEX, TIME );
if TIME.SECOND >= 16 then
TestsFinished := True;
end if;
when others =>
NULL;
end case;
end TASK_SWITCH;
end SPTEST;
|
