Ignore:
Timestamp:
Jun 18, 2017, 10:06:41 PM (5 years ago)
Author:
alain
Message:

Introduce syscalls.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/kernel/syscalls/sys_thread_sleep.c

    r1 r23  
    11/*
    2  * kern/sys_thread_sleep.c - puts the current thread in sleep state
     2 * sys_thread_sleep.c - put the calling thread in sleep state
    33 *
    4  * Copyright (c) 2008,2009,2010,2011,2012 Ghassan Almaless
    5  * Copyright (c) 2011,2012 UPMC Sorbonne Universites
     4 * Author    Alain Greiner (2016,2017)
    65 *
    7  * This file is part of ALMOS-kernel.
     6 * Copyright (c) UPMC Sorbonne Universites
    87 *
    9  * ALMOS-kernel is free software; you can redistribute it and/or modify it
     8 * This file is part of ALMOS-MKH.
     9 *
     10 * ALMOS-MKH is free software; you can redistribute it and/or modify it
    1011 * under the terms of the GNU General Public License as published by
    1112 * the Free Software Foundation; version 2.0 of the License.
    1213 *
    13  * ALMOS-kernel is distributed in the hope that it will be useful, but
     14 * ALMOS-MKH is distributed in the hope that it will be useful, but
    1415 * WITHOUT ANY WARRANTY; without even the implied warranty of
    1516 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     
    1718 *
    1819 * You should have received a copy of the GNU General Public License
    19  * along with ALMOS-kernel; if not, write to the Free Software Foundation,
     20 * along with ALMOS-MKH; if not, write to the Free Software Foundation,
    2021 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
    2122 */
    2223
     24#include <hal_special.h>
    2325#include <scheduler.h>
    2426#include <thread.h>
    25 #include <task.h>
     27#include <printk.h>
    2628
     29//////////////////////
    2730int sys_thread_sleep()
    2831{
    29         struct thread_s *this;
     32    thread_t * this = CURRENT_THREAD;
    3033
    31         this = current_thread;
     34    thread_dmsg("\n[INFO] %s : thread %x in process %x goes to sleep at cycle %d\n",
     35                __FUNCTION__ , this->trdid , this->process->pid , hal_time_stamp() );
    3236
    33         if(this->info.isTraced == true)
    34         {
    35                 printk(INFO, "%s: cpu %d, pid %d, tid %d, asked to go sleep [%d]\n",
    36                        __FUNCTION__,
    37                        cpu_get_id(),
    38                        this->task->pid,
    39                        this->info.order,
    40                        cpu_time_stamp());
    41         }
     37    thread_block( CURRENT_THREAD , THREAD_BLOCKED_GLOBAL );
     38    sched_yield();
    4239
    43         thread_set_cap_wakeup(this);
    44         sched_sleep(this);
    45  
    46         if(this->info.isTraced == true)
    47         {
    48                 printk(INFO, "%s: cpu %d, pid %d, tid %d, resuming [%d]\n",
    49                        __FUNCTION__,
    50                        cpu_get_id(),
    51                        this->task->pid,
    52                        this->info.order,
    53                        cpu_time_stamp());
    54         }
     40    thread_dmsg("\n[INFO] %s : thread %x in process %x resume at cycle\n",
     41                __FUNCTION__ , this->trdid , this->process->pid , hal_time_stamp() );
    5542
    5643        return 0;
    57 }
     44}  // end sys_thread_sleep()
Note: See TracChangeset for help on using the changeset viewer.