Subversion Repositories HelenOS

Rev

Rev 2071 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 2071 Rev 2089
1 
/*
 1 
/*
2 
 * Copyright (c) 2005 Jakub Jermar
 2 
 * Copyright (c) 2005 Jakub Jermar
3 
 * All rights reserved.
 3 
 * All rights reserved.
4 
 *
 4 
 *
5 
 * Redistribution and use in source and binary forms, with or without
 5 
 * Redistribution and use in source and binary forms, with or without
6 
 * modification, are permitted provided that the following conditions
 6 
 * modification, are permitted provided that the following conditions
7 
 * are met:
 7 
 * are met:
8 
 *
 8 
 *
9 
 * - Redistributions of source code must retain the above copyright
 9 
 * - Redistributions of source code must retain the above copyright
10 
 *   notice, this list of conditions and the following disclaimer.
 10 
 *   notice, this list of conditions and the following disclaimer.
11 
 * - Redistributions in binary form must reproduce the above copyright
 11 
 * - Redistributions in binary form must reproduce the above copyright
12 
 *   notice, this list of conditions and the following disclaimer in the
 12 
 *   notice, this list of conditions and the following disclaimer in the
13 
 *   documentation and/or other materials provided with the distribution.
 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
 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.
 15 
 *   derived from this software without specific prior written permission.
16 
 *
 16 
 *
17 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 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
 18 
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 19 
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 20 
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 21 
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 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
 23 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 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
 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.
 26 
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 
 */
 27 
 */
28 
 
 28 
 
29 
/** @addtogroup sparc64mm  
 29 
/** @addtogroup sparc64mm  
30 
 * @{
 30 
 * @{
31 
 */
 31 
 */
32 
/** @file
 32 
/** @file
33 
 */
 33 
 */
34 
 
 34 
 
35 
#ifndef KERN_sparc64_AS_H_
 35 
#ifndef KERN_sparc64_AS_H_
36 
#define KERN_sparc64_AS_H_
 36 
#define KERN_sparc64_AS_H_
37 
 
 37 
 
38 
#ifdef CONFIG_TSB
 - 
 
39 
#include <arch/mm/tsb.h>
 38 
#include <arch/mm/tte.h>
40 
#endif
 - 
 
41 
 
 39 
 
42 
#define KERNEL_ADDRESS_SPACE_SHADOWED_ARCH  1
 40 
#define KERNEL_ADDRESS_SPACE_SHADOWED_ARCH  1
43 
 
 41 
 
44 
#define KERNEL_ADDRESS_SPACE_START_ARCH     (unsigned long) 0x0000000000000000
 42 
#define KERNEL_ADDRESS_SPACE_START_ARCH     (unsigned long) 0x0000000000000000
45 
#define KERNEL_ADDRESS_SPACE_END_ARCH       (unsigned long) 0xffffffffffffffff
 43 
#define KERNEL_ADDRESS_SPACE_END_ARCH       (unsigned long) 0xffffffffffffffff
46 
#define USER_ADDRESS_SPACE_START_ARCH       (unsigned long) 0x0000000000000000
 44 
#define USER_ADDRESS_SPACE_START_ARCH       (unsigned long) 0x0000000000000000
47 
#define USER_ADDRESS_SPACE_END_ARCH     (unsigned long) 0xffffffffffffffff
 45 
#define USER_ADDRESS_SPACE_END_ARCH     (unsigned long) 0xffffffffffffffff
48 
 
 46 
 
49 
#define USTACK_ADDRESS_ARCH (0xffffffffffffffffULL-(PAGE_SIZE-1))
 47 
#define USTACK_ADDRESS_ARCH (0xffffffffffffffffULL - (PAGE_SIZE - 1))
50 
 
 48 
 
51 
typedef struct {
 - 
 
52 
#ifdef CONFIG_TSB
 49 
#ifdef CONFIG_TSB
- 
 
 50 
 
- 
 
 51 
/** TSB Tag Target register. */
- 
 
 52 
typedef union tsb_tag_target {
- 
 
 53 
    uint64_t value;
- 
 
 54 
    struct {
- 
 
 55 
        unsigned invalid : 1;   /**< Invalidated by software. */
- 
 
 56 
        unsigned : 2;
- 
 
 57 
        unsigned context : 13;  /**< Software ASID. */
- 
 
 58 
        unsigned : 6;
- 
 
 59 
        uint64_t va_tag : 42;   /**< Virtual address bits <63:22>. */
- 
 
 60 
    } __attribute__ ((packed));
- 
 
 61 
} tsb_tag_target_t;
- 
 
 62 
 
- 
 
 63 
/** TSB entry. */
- 
 
 64 
typedef struct tsb_entry {
- 
 
 65 
    tsb_tag_target_t tag;
- 
 
 66 
    tte_data_t data;
- 
 
 67 
} __attribute__ ((packed)) tsb_entry_t;
- 
 
 68 
 
- 
 
 69 
typedef struct {
53 
    tsb_entry_t *itsb;
 70 
    tsb_entry_t *itsb;
54 
    tsb_entry_t *dtsb;
 71 
    tsb_entry_t *dtsb;
55 
#endif /* CONFIG_TSB */
 - 
 
56 
} as_arch_t;
 72 
} as_arch_t;
57 
 
 73 
 
- 
 
 74 
#else
- 
 
 75 
 
- 
 
 76 
typedef struct {
- 
 
 77 
} as_arch_t;
- 
 
 78 
 
- 
 
 79 
#endif /* CONFIG_TSB */
- 
 
 80 
 
- 
 
 81 
#include <genarch/mm/as_ht.h>
- 
 
 82 
 
58 
#ifdef CONFIG_TSB
 83 
#ifdef CONFIG_TSB
- 
 
 84 
#   include <arch/mm/tsb.h>
59 
#   define as_invalidate_translation_cache(as, page, cnt)   tsb_invalidate(as, page, cnt)
 85 
#   define as_invalidate_translation_cache(as, page, cnt)   tsb_invalidate(as, page, cnt)
60 
#else
 86 
#else
61 
#   define as_invalidate_translation_cache(as, page, cnt)
 87 
#   define as_invalidate_translation_cache(as, page, cnt)
62 
#endif
 88 
#endif
63 
 
 89 
 
64 
extern void as_arch_init(void);
 90 
extern void as_arch_init(void);
65 
 
 91 
 
66 
#endif
 92 
#endif
67 
 
 93 
 
68 
/** @}
 94 
/** @}
69 
 */
 95 
 */
70 
 
 96