1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
/*
* COPYRIGHT (c) 1989-2011.
* 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.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "system.h"
rtems_task Task_1(
rtems_task_argument argument
)
{
rtems_status_code status;
rtems_task_priority the_priority;
rtems_task_priority previous_priority;
rtems_test_pause();
status = rtems_task_set_priority(
RTEMS_SELF,
RTEMS_CURRENT_PRIORITY,
&the_priority
);
directive_failed( status, "rtems_task_set_priority" );
printf(
"TA1 - rtems_task_set_priority - get initial "
"priority of self: %02" PRIdrtems_task_priority "\n",
the_priority
);
while( FOREVER ) {
if ( --the_priority == 0 ) {
puts( "TA1 - rtems_task_suspend - suspend TA2" );
status = rtems_task_suspend( Task_id[ 2 ] );
directive_failed( status, "rtems_task_suspend" );
puts( "TA1 - rtems_task_set_priority - set priority of TA2 ( blocked )" );
status = rtems_task_set_priority( Task_id[ 2 ], 5, &previous_priority );
directive_failed( status, "rtems_task_set_priority" );
status = rtems_task_delete( Task_id[ 2 ] );
directive_failed( status, "rtems_task_delete of TA2" );
rtems_task_exit();
}
printf(
"TA1 - rtems_task_set_priority - set TA2's priority: "
"%02" PRIdrtems_task_priority "\n",
the_priority
);
status = rtems_task_set_priority(
Task_id[ 2 ],
the_priority,
&previous_priority
);
directive_failed( status, "rtems_task_set_priority" );
}
}
|
