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[/] [or1k/] [trunk/] [rtems-20020807/] [c/] [src/] [tests/] [tmtests/] [tm22/] [task1.c] - Blame information for rev 1765

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/*
 *
 *  COPYRIGHT (c) 1989-1999.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.OARcorp.com/rtems/license.html.
 *
 *  task1.c,v 1.13 2002/08/02 00:52:37 joel Exp
 */
 
#define TEST_INIT
#include "system.h"
 
rtems_id Queue_id;
 
long Buffer[4];
 
rtems_task Low_task(
  rtems_task_argument argument
);
 
rtems_task High_task(
  rtems_task_argument argument
);
 
rtems_task Preempt_task(
  rtems_task_argument argument
);
 
#define MESSAGE_SIZE (sizeof(long) * 4)
 
rtems_task Init(
  rtems_task_argument argument
)
{
  rtems_id          id;
  rtems_status_code status;
 
  Print_Warning();
 
  puts( "\n\n*** TIME TEST 22 ***" );
 
  status = rtems_message_queue_create(
    rtems_build_name( 'M', 'Q', '1', ' '),
    100,
    MESSAGE_SIZE,
    RTEMS_DEFAULT_ATTRIBUTES,
    &Queue_id
  );
  directive_failed( status, "rtems_message_queue_create" );
 
  status = rtems_task_create(
    rtems_build_name( 'L', 'O', 'W', ' ' ),
    10,
    RTEMS_MINIMUM_STACK_SIZE,
    RTEMS_NO_PREEMPT,
    RTEMS_DEFAULT_ATTRIBUTES,
    &id
  );
  directive_failed( status, "rtems_task_create" );
 
  status = rtems_task_start( id, Low_task, 0 );
  directive_failed( status, "rtems_task_start LOW" );
 
  status = rtems_task_create(
    1,
    11,
    RTEMS_MINIMUM_STACK_SIZE,
    RTEMS_DEFAULT_MODES,
    RTEMS_DEFAULT_ATTRIBUTES,
    &id
  );
  directive_failed( status, "rtems_task_create RTEMS_PREEMPT" );
 
  status = rtems_task_start( id, Preempt_task, 0 );
  directive_failed( status, "rtems_task_start RTEMS_PREEMPT" );
 
  status = rtems_task_delete( RTEMS_SELF );
  directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
}
 
rtems_task High_task(
  rtems_task_argument argument
)
{
  rtems_unsigned32  count;
  rtems_status_code status;
 
  Timer_initialize();
    (void) rtems_message_queue_broadcast(
             Queue_id,
             Buffer,
             MESSAGE_SIZE,
             &count
           );
  end_time = Read_timer();
 
  put_time(
    "rtems_message_queue_broadcast: task readied -- returns to caller",
    end_time,
    1,
    0,
    CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST
  );
 
  status = rtems_task_suspend(RTEMS_SELF);
  directive_failed( status, "rtems_task_suspend" );
}
 
rtems_task Low_task(
  rtems_task_argument argument
)
{
  rtems_id          id;
  rtems_unsigned32  index;
  rtems_unsigned32  count;
  rtems_unsigned32  size;
  rtems_status_code status;
 
  status = rtems_task_create(
    rtems_build_name( 'H', 'I', 'G', 'H' ),
    5,
    RTEMS_MINIMUM_STACK_SIZE,
    RTEMS_NO_PREEMPT,
    RTEMS_DEFAULT_ATTRIBUTES,
    &id
  );
  directive_failed( status, "rtems_task_create" );
 
  status = rtems_task_start( id, High_task, 0 );
  directive_failed( status, "rtems_task_start HIGH" );
 
  status = rtems_message_queue_receive(
    Queue_id,
    (long (*)[4]) Buffer,
    &size,
    RTEMS_DEFAULT_OPTIONS,
    RTEMS_NO_TIMEOUT
  );
  directive_failed( status, "message_queu_receive" );
 
  Timer_initialize();
    for ( index=1 ; index <= OPERATION_COUNT ; index++ )
      (void) rtems_message_queue_broadcast(
               Queue_id,
               Buffer,
               MESSAGE_SIZE,
               &count
             );
  end_time = Read_timer();
 
  put_time(
    "rtems_message_queue_broadcast: no waiting tasks",
    end_time,
    OPERATION_COUNT,
    1,
    CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST
  );
 
  (void) rtems_message_queue_receive(
           Queue_id,
           (long (*)[4]) Buffer,
           &size,
           RTEMS_DEFAULT_OPTIONS,
           RTEMS_NO_TIMEOUT
         );
 
  /* should go to Preempt_task here */
 
  end_time = Read_timer();
 
  put_time(
    "rtems_message_queue_broadcast: task readied -- preempts caller",
    end_time,
    1,
    0,
    CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST
  );
 
  puts( "*** END OF TEST 22 ***" );
  rtems_test_exit( 0 );
}
 
rtems_task Preempt_task(
  rtems_task_argument argument
)
{
  rtems_unsigned32  count;
 
  Timer_initialize();
    (void) rtems_message_queue_broadcast(
             Queue_id,
             Buffer,
             MESSAGE_SIZE,
             &count
           );
 
 /* should be preempted by low task */
}

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[/] [or1k/] [trunk/] [rtems-20020807/] [c/] [src/] [tests/] [tmtests/] [tm22/] [task1.c] - Blame information for rev 1765

Line No.	Rev	Author	Line
1	1026	ivang	`/*`
2			`*`
3			`* COPYRIGHT (c) 1989-1999.`
4			`* On-Line Applications Research Corporation (OAR).`
5			`*`
6			`* The license and distribution terms for this file may be`
7			`* found in the file LICENSE in this distribution or at`
8			`* http://www.OARcorp.com/rtems/license.html.`
9			`*`
10			`* task1.c,v 1.13 2002/08/02 00:52:37 joel Exp`
11			`*/`
12
13			`#define TEST_INIT`
14			`#include "system.h"`
15
16			`rtems_id Queue_id;`
17
18			`long Buffer[4];`
19
20			`rtems_task Low_task(`
21			`rtems_task_argument argument`
22			`);`
23
24			`rtems_task High_task(`
25			`rtems_task_argument argument`
26			`);`
27
28			`rtems_task Preempt_task(`
29			`rtems_task_argument argument`
30			`);`
31
32			`#define MESSAGE_SIZE (sizeof(long) * 4)`
33
34			`rtems_task Init(`
35			`rtems_task_argument argument`
36			`)`
37			`{`
38			`rtems_id id;`
39			`rtems_status_code status;`
40
41			`Print_Warning();`
42
43			`puts( "\n\n* TIME TEST 22 *" );`
44
45			`status = rtems_message_queue_create(`
46			`rtems_build_name( 'M', 'Q', '1', ' '),`
47			`100,`
48			`MESSAGE_SIZE,`
49			`RTEMS_DEFAULT_ATTRIBUTES,`
50			`&Queue_id`
51			`);`
52			`directive_failed( status, "rtems_message_queue_create" );`
53
54			`status = rtems_task_create(`
55			`rtems_build_name( 'L', 'O', 'W', ' ' ),`
56			`10,`
57			`RTEMS_MINIMUM_STACK_SIZE,`
58			`RTEMS_NO_PREEMPT,`
59			`RTEMS_DEFAULT_ATTRIBUTES,`
60			`&id`
61			`);`
62			`directive_failed( status, "rtems_task_create" );`
63
64			`status = rtems_task_start( id, Low_task, 0 );`
65			`directive_failed( status, "rtems_task_start LOW" );`
66
67			`status = rtems_task_create(`
68			`1,`
69			`11,`
70			`RTEMS_MINIMUM_STACK_SIZE,`
71			`RTEMS_DEFAULT_MODES,`
72			`RTEMS_DEFAULT_ATTRIBUTES,`
73			`&id`
74			`);`
75			`directive_failed( status, "rtems_task_create RTEMS_PREEMPT" );`
76
77			`status = rtems_task_start( id, Preempt_task, 0 );`
78			`directive_failed( status, "rtems_task_start RTEMS_PREEMPT" );`
79
80			`status = rtems_task_delete( RTEMS_SELF );`
81			`directive_failed( status, "rtems_task_delete of RTEMS_SELF" );`
82			`}`
83
84			`rtems_task High_task(`
85			`rtems_task_argument argument`
86			`)`
87			`{`
88			`rtems_unsigned32 count;`
89			`rtems_status_code status;`
90
91			`Timer_initialize();`
92			`(void) rtems_message_queue_broadcast(`
93			`Queue_id,`
94			`Buffer,`
95			`MESSAGE_SIZE,`
96			`&count`
97			`);`
98			`end_time = Read_timer();`
99
100			`put_time(`
101			`"rtems_message_queue_broadcast: task readied -- returns to caller",`
102			`end_time,`
103			`1,`
104			`0,`
105			`CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST`
106			`);`
107
108			`status = rtems_task_suspend(RTEMS_SELF);`
109			`directive_failed( status, "rtems_task_suspend" );`
110			`}`
111
112			`rtems_task Low_task(`
113			`rtems_task_argument argument`
114			`)`
115			`{`
116			`rtems_id id;`
117			`rtems_unsigned32 index;`
118			`rtems_unsigned32 count;`
119			`rtems_unsigned32 size;`
120			`rtems_status_code status;`
121
122			`status = rtems_task_create(`
123			`rtems_build_name( 'H', 'I', 'G', 'H' ),`
124			`5,`
125			`RTEMS_MINIMUM_STACK_SIZE,`
126			`RTEMS_NO_PREEMPT,`
127			`RTEMS_DEFAULT_ATTRIBUTES,`
128			`&id`
129			`);`
130			`directive_failed( status, "rtems_task_create" );`
131
132			`status = rtems_task_start( id, High_task, 0 );`
133			`directive_failed( status, "rtems_task_start HIGH" );`
134
135			`status = rtems_message_queue_receive(`
136			`Queue_id,`
137			`(long (*)[4]) Buffer,`
138			`&size,`
139			`RTEMS_DEFAULT_OPTIONS,`
140			`RTEMS_NO_TIMEOUT`
141			`);`
142			`directive_failed( status, "message_queu_receive" );`
143
144			`Timer_initialize();`
145			`for ( index=1 ; index <= OPERATION_COUNT ; index++ )`
146			`(void) rtems_message_queue_broadcast(`
147			`Queue_id,`
148			`Buffer,`
149			`MESSAGE_SIZE,`
150			`&count`
151			`);`
152			`end_time = Read_timer();`
153
154			`put_time(`
155			`"rtems_message_queue_broadcast: no waiting tasks",`
156			`end_time,`
157			`OPERATION_COUNT,`
158			`1,`
159			`CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST`
160			`);`
161
162			`(void) rtems_message_queue_receive(`
163			`Queue_id,`
164			`(long (*)[4]) Buffer,`
165			`&size,`
166			`RTEMS_DEFAULT_OPTIONS,`
167			`RTEMS_NO_TIMEOUT`
168			`);`
169
170			`/* should go to Preempt_task here */`
171
172			`end_time = Read_timer();`
173
174			`put_time(`
175			`"rtems_message_queue_broadcast: task readied -- preempts caller",`
176			`end_time,`
177			`1,`
178			`0,`
179			`CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST`
180			`);`
181
182			`puts( "* END OF TEST 22 *" );`
183			`rtems_test_exit( 0 );`
184			`}`
185
186			`rtems_task Preempt_task(`
187			`rtems_task_argument argument`
188			`)`
189			`{`
190			`rtems_unsigned32 count;`
191
192			`Timer_initialize();`
193			`(void) rtems_message_queue_broadcast(`
194			`Queue_id,`
195			`Buffer,`
196			`MESSAGE_SIZE,`
197			`&count`
198			`);`
199
200			`/* should be preempted by low task */`
201			`}`