Subversion Repositories HelenOS

Rev

Rev 703 | Rev 1702 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
184 jermar 1
/*
2
 * Copyright (C) 2005 Jakub 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
 
1248 jermar 29
/**
30
 * @file    the.c
31
 * @brief   THE structure functions.
32
 *
33
 * This file contains functions to manage the THE structure.
34
 * The THE structure exists at the base address of every kernel
35
 * stack and carries information about current settings
36
 * (e.g. current CPU, current thread, task and address space
37
 * and current preemption counter).
38
 */
39
 
184 jermar 40
#include <arch.h>
41
#include <typedefs.h>
42
 
43
 
44
/** Initialize THE structure
45
 *
46
 * Initialize THE structure passed as argument.
47
 *
404 jermar 48
 * @param the THE structure to be initialized.
184 jermar 49
 */
50
void the_initialize(the_t *the)
51
{
52
    the->preemption_disabled = 0;
53
    the->cpu = NULL;
54
    the->thread = NULL;
55
    the->task = NULL;
703 jermar 56
    the->as = NULL;
184 jermar 57
}
58
 
59
/** Copy THE structure
60
 *
61
 * Copy the source THE structure to the destination THE structure.
62
 *
404 jermar 63
 * @param src The source THE structure.
64
 * @param dst The destination THE structure.
184 jermar 65
 */
66
void the_copy(the_t *src, the_t *dst)
67
{
68
    *dst = *src;
69
}