source: trunk/kernel/syscalls/sys_thread_sleep.c @ 256

Last change on this file since 256 was 101, checked in by alain, 7 years ago

euh...

File size: 1.4 KB
Line 
1/*
2 * sys_thread_sleep.c - put the calling thread in sleep state
3 *
4 * Author    Alain Greiner (2016,2017)
5 *
6 * Copyright (c) UPMC Sorbonne Universites
7 *
8 * This file is part of ALMOS-MKH.
9 *
10 * ALMOS-MKH is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; version 2.0 of the License.
13 *
14 * ALMOS-MKH is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with ALMOS-MKH; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24#include <hal_special.h>
25#include <scheduler.h>
26#include <thread.h>
27#include <printk.h>
28
29//////////////////////
30int sys_thread_sleep()
31{
32    thread_dmsg("\n[INFO] %s : thread %x in process %x goes to sleep at cycle %d\n",
33                __FUNCTION__, CURRENT_THREAD->trdid, CURRENT_PROCESS->pid, hal_get_cycles() );
34
35    thread_block( CURRENT_THREAD , THREAD_BLOCKED_GLOBAL );
36    sched_yield();
37
38    thread_dmsg("\n[INFO] %s : thread %x in process %x resume at cycle\n",
39                __FUNCTION__, CURRENT_THREAD->trdid, CURRENT_PROCESS->pid, hal_get_cycles() );
40
41        return 0;
42}  // end sys_thread_sleep()
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