Rev 1120 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1120 | pj | 1 | /* |
2 | * Project: S.Ha.R.K. |
||
3 | * |
||
4 | * Coordinators: |
||
5 | * Giorgio Buttazzo <giorgio@sssup.it> |
||
6 | * Paolo Gai <pj@gandalf.sssup.it> |
||
7 | * |
||
8 | * Authors : |
||
9 | * Paolo Gai <pj@gandalf.sssup.it> |
||
10 | * (see the web pages for full authors list) |
||
11 | * |
||
12 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
||
13 | * |
||
14 | * http://www.sssup.it |
||
15 | * http://retis.sssup.it |
||
16 | * http://shark.sssup.it |
||
17 | */ |
||
18 | |||
19 | /* |
||
20 | * Copyright (C) 2000 Giorgio Buttazzo, Paolo Gai |
||
21 | * |
||
22 | * This program is free software; you can redistribute it and/or modify |
||
23 | * it under the terms of the GNU General Public License as published by |
||
24 | * the Free Software Foundation; either version 2 of the License, or |
||
25 | * (at your option) any later version. |
||
26 | * |
||
27 | * This program is distributed in the hope that it will be useful, |
||
28 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
29 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||
30 | * GNU General Public License for more details. |
||
31 | * |
||
32 | * You should have received a copy of the GNU General Public License |
||
33 | * along with this program; if not, write to the Free Software |
||
34 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
||
35 | * |
||
36 | * |
||
1377 | giacomo | 37 | * CVS : $Id: intsem.c,v 1.2 2004-04-17 11:36:14 giacomo Exp $ |
1120 | pj | 38 | |
39 | this test is a simple main() function with one other task. |
||
40 | |||
41 | This test verify the correctness of the internal_sem functions. |
||
42 | |||
43 | */ |
||
44 | |||
45 | #include "kernel/kern.h" |
||
46 | |||
47 | #include <kernel/int_sem.h> |
||
48 | |||
49 | internal_sem_t s; |
||
50 | |||
51 | TASK pippo(void *a) |
||
52 | { |
||
53 | int i=0; |
||
54 | struct timespec t; |
||
55 | |||
56 | do { |
||
57 | sys_gettime(&t); |
||
58 | |||
59 | if (i==0 && t.tv_sec == (int)a) { |
||
60 | i = 1; |
||
61 | cprintf("before internal_sem_wait %d\n",(int)a); |
||
62 | internal_sem_wait(&s); |
||
63 | cprintf("after internal_sem_wait %d\n",(int)a); |
||
64 | } |
||
65 | |||
66 | if (i==1 && t.tv_sec == 2+(int)a) { |
||
67 | i = 2; |
||
68 | cprintf("before internal_sem_post %d\n",(int)a); |
||
69 | internal_sem_post(&s); |
||
70 | cprintf("after internal_sem_post %d\n",(int)a); |
||
71 | return 0; |
||
72 | } |
||
73 | |||
74 | |||
75 | } while (1); |
||
76 | } |
||
77 | |||
78 | int main(int argc, char **argv) |
||
79 | { |
||
80 | NRT_TASK_MODEL m; |
||
81 | PID p2,p3; |
||
82 | |||
1377 | giacomo | 83 | struct timespec t; |
84 | |||
1120 | pj | 85 | nrt_task_default_model(m); |
86 | nrt_task_def_group(m,1); |
||
87 | |||
88 | nrt_task_def_arg(m,(void *)1); |
||
89 | p2 = task_create("pippo1", pippo, &m, NULL); |
||
90 | if (p2 == NIL) |
||
91 | { cprintf("Can't create pippo1 task...\n"); return 1; } |
||
92 | |||
93 | nrt_task_def_arg(m,(void *)2); |
||
94 | p3 = task_create("pippo2", pippo, &m, NULL); |
||
95 | if (p3 == NIL) |
||
96 | { cprintf("Can't create pippo2 task...\n"); return 1; } |
||
97 | |||
98 | internal_sem_init(&s,1); |
||
99 | |||
100 | group_activate(1); |
||
101 | |||
1377 | giacomo | 102 | do { |
103 | sys_gettime(&t); |
||
104 | } while (t.tv_sec < 10); |
||
105 | |||
106 | sys_end(); |
||
107 | |||
1120 | pj | 108 | return 0; |
109 | } |