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| Rev | Author | Line No. | Line |
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| 1085 | pj | 1 | /* |
| 2 | * Project: HARTIK (HA-rd R-eal TI-me K-ernel) |
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| 3 | * |
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| 4 | * Coordinators: Giorgio Buttazzo <giorgio@sssup.it> |
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| 5 | * Gerardo Lamastra <gerardo@sssup.it> |
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| 6 | * |
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| 7 | * Authors : Paolo Gai <pj@hartik.sssup.it> |
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| 8 | * (see authors.txt for full list of hartik's authors) |
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| 9 | * |
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| 10 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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| 11 | * |
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| 12 | * http://www.sssup.it |
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| 13 | * http://retis.sssup.it |
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| 14 | * http://hartik.sssup.it |
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| 15 | */ |
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| 16 | |||
| 17 | /** |
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| 18 | ------------ |
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| 19 | CVS : $Id: testu.c,v 1.1.1.1 2002-09-02 09:37:48 pj Exp $ |
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| 20 | |||
| 21 | File: $File$ |
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| 22 | Revision: $Revision: 1.1.1.1 $ |
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| 23 | Last update: $Date: 2002-09-02 09:37:48 $ |
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| 24 | ------------ |
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| 25 | |||
| 26 | Test Number ?? (U): |
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| 27 | |||
| 28 | this test is a simple main() function with one other task. |
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| 29 | |||
| 30 | This test verify the correctness of the internal_sem functions. |
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| 31 | |||
| 32 | |||
| 33 | **/ |
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| 34 | |||
| 35 | /* |
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| 36 | * Copyright (C) 2000 Paolo Gai |
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| 37 | * |
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| 38 | * This program is free software; you can redistribute it and/or modify |
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| 39 | * it under the terms of the GNU General Public License as published by |
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| 40 | * the Free Software Foundation; either version 2 of the License, or |
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| 41 | * (at your option) any later version. |
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| 42 | * |
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| 43 | * This program is distributed in the hope that it will be useful, |
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| 44 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 45 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 46 | * GNU General Public License for more details. |
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| 47 | * |
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| 48 | * You should have received a copy of the GNU General Public License |
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| 49 | * along with this program; if not, write to the Free Software |
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| 50 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 51 | * |
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| 52 | */ |
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| 53 | |||
| 54 | #include "kernel/kern.h" |
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| 55 | |||
| 56 | #include <kernel/int_sem.h> |
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| 57 | |||
| 58 | internal_sem_t s; |
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| 59 | |||
| 60 | TASK pippo(void *a) |
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| 61 | { |
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| 62 | int i=0; |
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| 63 | struct timespec t; |
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| 64 | // int last = 0; |
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| 65 | |||
| 66 | do { |
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| 67 | kern_cli(); |
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| 68 | ll_gettime(TIME_EXACT, &t); |
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| 69 | kern_sti(); |
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| 70 | |||
| 71 | if (i==0 && t.tv_sec == (int)a) { |
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| 72 | i = 1; |
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| 73 | kern_printf("before internal_sem_wait %d\n",(int)a); |
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| 74 | internal_sem_wait(&s); |
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| 75 | kern_printf("after internal_sem_wait %d\n",(int)a); |
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| 76 | } |
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| 77 | |||
| 78 | if (i==1 && t.tv_sec == 2+(int)a) { |
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| 79 | i = 2; |
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| 80 | kern_printf("before internal_sem_post %d\n",(int)a); |
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| 81 | internal_sem_post(&s); |
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| 82 | kern_printf("after internal_sem_post %d\n",(int)a); |
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| 83 | return 0; |
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| 84 | } |
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| 85 | |||
| 86 | |||
| 87 | } while (1); |
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| 88 | } |
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| 89 | |||
| 90 | int main(int argc, char **argv) |
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| 91 | { |
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| 92 | // struct timespec t; |
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| 93 | // int i; |
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| 94 | NRT_TASK_MODEL m; |
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| 95 | PID p2,p3; |
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| 96 | |||
| 97 | nrt_task_default_model(m); |
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| 98 | nrt_task_def_group(m,1); |
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| 99 | |||
| 100 | nrt_task_def_arg(m,(void *)1); |
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| 101 | p2 = task_create("pippo1", pippo, &m, NULL); |
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| 102 | if (p2 == NIL) |
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| 103 | { kern_printf("Can't create pippo1 task...\n"); return 1; } |
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| 104 | |||
| 105 | nrt_task_def_arg(m,(void *)2); |
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| 106 | p3 = task_create("pippo2", pippo, &m, NULL); |
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| 107 | if (p3 == NIL) |
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| 108 | { kern_printf("Can't create pippo2 task...\n"); return 1; } |
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| 109 | |||
| 110 | internal_sem_init(&s,1); |
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| 111 | |||
| 112 | group_activate(1); |
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| 113 | |||
| 114 | return 0; |
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| 115 | } |