1 | /* |
---|
2 | * COPYRIGHT (c) 1989-2009. |
---|
3 | * On-Line Applications Research Corporation (OAR). |
---|
4 | * |
---|
5 | * The license and distribution terms for this file may be |
---|
6 | * found in the file LICENSE in this distribution or at |
---|
7 | * http://www.rtems.com/license/LICENSE. |
---|
8 | * |
---|
9 | * $Id$ |
---|
10 | */ |
---|
11 | |
---|
12 | #include <tmacros.h> |
---|
13 | |
---|
14 | rtems_task Task_1( |
---|
15 | rtems_task_argument arg |
---|
16 | ); |
---|
17 | |
---|
18 | rtems_task Init( |
---|
19 | rtems_task_argument ignored |
---|
20 | ) |
---|
21 | { |
---|
22 | int status, ceiling, old_ceiling; |
---|
23 | rtems_id Mutex_id, Task_id; |
---|
24 | |
---|
25 | puts( "\n\n*** TEST 66 ***" ); |
---|
26 | |
---|
27 | /* |
---|
28 | * Create binary semaphore (a.k.a. Mutex) with Priority Ceiling |
---|
29 | * attribute. |
---|
30 | */ |
---|
31 | |
---|
32 | puts( "Creating semaphore" ); |
---|
33 | status = rtems_semaphore_create( |
---|
34 | rtems_build_name( 's','e','m','1' ), |
---|
35 | 1, |
---|
36 | RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_PRIORITY_CEILING, |
---|
37 | 1, |
---|
38 | &Mutex_id |
---|
39 | ); |
---|
40 | directive_failed( status, "rtems_semaphore_create" ); |
---|
41 | |
---|
42 | puts( "Calling rtems_semaphore_obtain" ); |
---|
43 | status = rtems_semaphore_obtain( Mutex_id, RTEMS_DEFAULT_OPTIONS, 0 ); |
---|
44 | directive_failed( status, "rtems_semaphore_obtain" ); |
---|
45 | |
---|
46 | puts( "Calling rtems_task_create" ); |
---|
47 | status = rtems_task_create( rtems_build_name( 'T', 'A', 'S', '1' ), |
---|
48 | 2, |
---|
49 | RTEMS_MINIMUM_STACK_SIZE, |
---|
50 | RTEMS_DEFAULT_MODES, |
---|
51 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
52 | &Task_id |
---|
53 | ); |
---|
54 | directive_failed( status, "rtems_task_create" ); |
---|
55 | |
---|
56 | puts( "Calling rtems_task_start" ); |
---|
57 | status = rtems_task_start( Task_id, Task_1, (rtems_task_argument)&Mutex_id ); |
---|
58 | directive_failed( status, "rtems_task_start" ); |
---|
59 | |
---|
60 | sleep(1); |
---|
61 | |
---|
62 | puts( "Calling semaphore release" ); |
---|
63 | status = rtems_semaphore_release( Mutex_id ); |
---|
64 | directive_failed( status, "rtems_semaphore_release" ); |
---|
65 | |
---|
66 | puts( "*** END OF TEST 66 ***" ); |
---|
67 | |
---|
68 | rtems_test_exit(0); |
---|
69 | } |
---|
70 | |
---|
71 | rtems_task Task_1( |
---|
72 | rtems_task_argument arg |
---|
73 | ) |
---|
74 | { |
---|
75 | int status_in_task; |
---|
76 | rtems_id *Mutex_id = (rtems_id *)arg; |
---|
77 | |
---|
78 | puts( "Init Task_1: Obtaining semaphore" ); |
---|
79 | status_in_task = rtems_semaphore_obtain( *Mutex_id, RTEMS_DEFAULT_OPTIONS, 0 ); |
---|
80 | directive_failed( status_in_task, "Task_1 rtems_semaphore_obtain" ); |
---|
81 | return; |
---|
82 | } |
---|
83 | |
---|
84 | /* configuration information */ |
---|
85 | |
---|
86 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
---|
87 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
---|
88 | |
---|
89 | #define CONFIGURE_MAXIMUM_TASKS 2 |
---|
90 | #define CONFIGURE_MAXIMUM_SEMAPHORES 1 |
---|
91 | #define CONFIGURE_INIT_TASK_PRIORITY 2 |
---|
92 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
---|
93 | |
---|
94 | #define CONFIGURE_INIT |
---|
95 | #include <rtems/confdefs.h> |
---|
96 | |
---|
97 | /* global variables */ |
---|