Subversion Repositories HelenOS

Rev

Rev 3862 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
3743 rimsky 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
 
29
/** @addtogroup sparc64mm  
30
 * @{
31
 */
32
/** @file
33
 */
34
 
35
#ifndef KERN_sparc64_sun4v_TTE_H_
36
#define KERN_sparc64_sun4v_TTE_H_
37
 
38
#define TTE_V_SHIFT 63  /**< valid */
39
#define TTE_TADDR_SHIFT 13  /**< target address */
40
#define TTE_CP_SHIFT    10  /**< cacheable physically */
41
#define TTE_CV_SHIFT    9   /**< caheable virtually */
42
#define TTE_P_SHIFT 8   /**< privileged */
43
#define TTE_EP_SHIFT    7   /**< execute permission */
44
#define TTE_W_SHIFT 6   /**< writable */
45
#define TTE_SZ_SHIFT    0   /**< size */
46
 
47
#define MMU_FLAG_ITLB   2   /**< operation applies to ITLB */
48
#define MMU_FLAG_DTLB   1   /**< operation applies to DTLB */
49
 
3862 rimsky 50
#ifndef __ASM__
51
 
52
#include <arch/types.h>
53
 
54
/** Translation Table Entry - Data. */
55
union tte_data {
56
    uint64_t value;
57
    struct {
58
        unsigned v : 1;     /**< Valid. */
59
        unsigned nfo : 1;   /**< No-Fault-Only. */
60
        unsigned soft : 6;  /**< Software defined field. */
61
        unsigned long ra : 43;  /**< Real address. */
62
        unsigned ie : 1;    /**< Invert endianess. */
63
        unsigned e : 1;     /**< Side-effect. */
64
        unsigned cp : 1;    /**< Cacheable in physically indexed cache. */
65
        unsigned cv : 1;    /**< Cacheable in virtually indexed cache. */
66
        unsigned p : 1;     /**< Privileged. */
67
        unsigned x : 1;     /**< Executable. */
68
        unsigned w : 1;     /**< Writable. */
69
        unsigned soft2 : 2; /**< Software defined field. */
70
        unsigned size : 4;  /**< Page size. */
71
    } __attribute__ ((packed));
72
};
73
 
74
typedef union tte_data tte_data_t;
75
 
76
#define VA_TAG_PAGE_SHIFT   22
77
 
78
#endif /* !def __ASM__ */
79
 
3743 rimsky 80
#endif
81
 
82
/** @}
83
 */