Subversion Repositories HelenOS-historic

Rev

Rev 1398 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1160 decky 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
 
1702 cejka 29
 /** @addtogroup ppc64 
30
 * @{
31
 */
32
/** @file
33
 */
34
 
1160 decky 35
#ifndef __ppc64_BYTEORDER_H__
36
#define __ppc64_BYTEORDER_H__
37
 
38
#include <arch/types.h>
39
#include <byteorder.h>
40
 
1298 vana 41
#define BIG_ENDIAN
42
 
1160 decky 43
static inline __u64 __u64_le2host(__u64 n)
44
{
45
    return __u64_byteorder_swap(n);
46
}
47
 
48
 
49
/** Convert little-endian __native to host __native
50
 *
51
 * Convert little-endian __native parameter to host endianess.
52
 *
53
 * @param n Little-endian __native argument.
54
 *
55
 * @return Result in host endianess.
56
 *
57
 */
58
static inline __native __native_le2host(__native n)
59
{
60
    __address v;
61
 
1398 decky 62
    asm volatile (
63
        "lwbrx %0, %1, %2\n"
64
        : "=r" (v)
65
        : "i" (0), "r" (&n)
66
    );
1160 decky 67
    return v;
68
}
1398 decky 69
 
1160 decky 70
#endif
1702 cejka 71
 
72
 /** @}
73
 */
74