Subversion Repositories HelenOS

Rev

Rev 1787 | Rev 2087 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1 jermar 1
/*
2071 jermar 2
 * Copyright (c) 2005 Jakub Jermar
1 jermar 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
1729 decky 29
/** @addtogroup main
1702 cejka 30
 * @{
31
 */
32
 
1248 jermar 33
/**
1702 cejka 34
 * @file
1248 jermar 35
 * @brief   Userspace bootstrap thread.
36
 *
37
 * This file contains uinit kernel thread wich is used to start every
38
 * userspace thread including threads created by SYS_THREAD_CREATE syscall.
39
 *
40
 * @see SYS_THREAD_CREATE
41
 */
42
 
1 jermar 43
#include <main/uinit.h>
44
#include <arch/types.h>
45
#include <proc/thread.h>
46
#include <userspace.h>
1066 jermar 47
#include <mm/slab.h>
1 jermar 48
 
1066 jermar 49
/** Thread used to bring up userspace thread.
50
 *
51
 * @param arg Pointer to structure containing userspace entry and stack addresses.
52
 */
1 jermar 53
void uinit(void *arg)
54
{
1066 jermar 55
    uspace_arg_t uarg;
56
 
57
    uarg.uspace_entry = ((uspace_arg_t *) arg)->uspace_entry;
58
    uarg.uspace_stack = ((uspace_arg_t *) arg)->uspace_stack;
1078 jermar 59
    uarg.uspace_uarg = ((uspace_arg_t *) arg)->uspace_uarg;
60
    uarg.uspace_thread_function = NULL;
61
    uarg.uspace_thread_arg = NULL;
1066 jermar 62
 
63
    free((uspace_arg_t *) arg);
64
    userspace(&uarg);
1 jermar 65
}
1702 cejka 66
 
1729 decky 67
/** @}
1702 cejka 68
 */