Subversion Repositories HelenOS-historic

Rev

Rev 1702 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
389 jermar 1
/*
1215 decky 2
 * Copyright (C) 2006 Martin Decky
389 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
 
1730 decky 29
/** @addtogroup ppc32mm
1702 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
389 jermar 35
#ifndef __ppc32_TLB_H__
36
#define __ppc32_TLB_H__
37
 
1730 decky 38
typedef struct {
39
    unsigned v : 1;          /**< Valid */
40
    unsigned vsid : 24;      /**< Virtual Segment ID */
41
    unsigned h : 1;          /**< Primary/secondary hash */
42
    unsigned api : 6;        /**< Abbreviated Page Index */
43
    unsigned rpn : 20;       /**< Real Page Number */
44
    unsigned reserved0 : 3;
45
    unsigned r : 1;          /**< Reference */
46
    unsigned c : 1;          /**< Change */
47
    unsigned wimg : 4;       /**< Access control */
48
    unsigned reserved1 : 1;
49
    unsigned pp : 2;         /**< Page protection */
50
} phte_t;
389 jermar 51
 
1730 decky 52
extern void pht_refill(int n, istate_t *istate);
53
extern bool pht_real_refill(int n, istate_t *istate) __attribute__ ((section("K_UNMAPPED_TEXT_START")));
54
extern void pht_init(void);
55
 
389 jermar 56
#endif
1702 cejka 57
 
1730 decky 58
/** @}
1702 cejka 59
 */