Subversion Repositories HelenOS

Rev

Rev 2071 | Rev 2465 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 2071 Rev 2089
Line 55... Line 55...
55 
#define PAGE_COLOR_BITS 0           /* dummy */
 55 
#define PAGE_COLOR_BITS 0           /* dummy */
56 
 
 56 
 
57 
#ifdef KERNEL
 57 
#ifdef KERNEL
58 
 
 58 
 
59 
#ifndef __ASM__
 59 
#ifndef __ASM__
60 
#  include <mm/page.h>
 60 
#   include <mm/mm.h>
61 
#  include <arch/types.h>
 61 
#   include <arch/types.h>
62 
#endif
 62 
#   include <arch/interrupt.h>
63 
 
 63 
 
64 
#ifndef __ASM__
 - 
 
65 
static inline uintptr_t ka2pa(uintptr_t x)
 64 
static inline uintptr_t ka2pa(uintptr_t x)
66 
{
 65 
{
67 
    if (x > 0xffffffff80000000)
 66 
    if (x > 0xffffffff80000000)
68 
        return x - 0xffffffff80000000;
 67 
        return x - 0xffffffff80000000;
69 
    else
 68 
    else
70 
        return x - 0xffff800000000000;
 69 
        return x - 0xffff800000000000;
71 
}
 70 
}
- 
 
 71 
 
72 
# define KA2PA(x)      ka2pa((uintptr_t)x)
 72 
#   define KA2PA(x)      ka2pa((uintptr_t)x)
73 
# define PA2KA_CODE(x)      (((uintptr_t) (x)) + 0xffffffff80000000)
 73 
#   define PA2KA_CODE(x)      (((uintptr_t) (x)) + 0xffffffff80000000)
74 
# define PA2KA(x)      (((uintptr_t) (x)) + 0xffff800000000000)
 74 
#   define PA2KA(x)      (((uintptr_t) (x)) + 0xffff800000000000)
75 
#else
 75 
#else
76 
# define KA2PA(x)      ((x) - 0xffffffff80000000)
 76 
#   define KA2PA(x)      ((x) - 0xffffffff80000000)
77 
# define PA2KA(x)      ((x) + 0xffffffff80000000)
 77 
#   define PA2KA(x)      ((x) + 0xffffffff80000000)
78 
#endif
 78 
#endif
79 
 
 79 
 
80 
#define PTL0_ENTRIES_ARCH   512
 80 
#define PTL0_ENTRIES_ARCH   512
81 
#define PTL1_ENTRIES_ARCH   512
 81 
#define PTL1_ENTRIES_ARCH   512
82 
#define PTL2_ENTRIES_ARCH   512
 82 
#define PTL2_ENTRIES_ARCH   512
Line 131... Line 131...
131 
#define PFERR_CODE_RSVD         (1<<3)
 131 
#define PFERR_CODE_RSVD         (1<<3)
132 
 
 132 
 
133 
/** When bit on this position os 1, the page fault was caused during instruction fecth. */
 133 
/** When bit on this position os 1, the page fault was caused during instruction fecth. */
134 
#define PFERR_CODE_ID       (1<<4)
 134 
#define PFERR_CODE_ID       (1<<4)
135 
 
 135 
 
136 
/** Page Table Entry. */
 - 
 
137 
struct page_specifier {
 - 
 
138 
    unsigned present : 1;
 - 
 
139 
    unsigned writeable : 1;
 - 
 
140 
    unsigned uaccessible : 1;
 - 
 
141 
    unsigned page_write_through : 1;
 - 
 
142 
    unsigned page_cache_disable : 1;
 - 
 
143 
    unsigned accessed : 1;
 - 
 
144 
    unsigned dirty : 1;
 - 
 
145 
    unsigned unused: 1;
 - 
 
146 
    unsigned global : 1;
 - 
 
147 
    unsigned soft_valid : 1;        /**< Valid content even if present bit is cleared. */
 - 
 
148 
    unsigned avl : 2;
 - 
 
149 
    unsigned addr_12_31 : 30;
 - 
 
150 
    unsigned addr_32_51 : 21;
 - 
 
151 
    unsigned no_execute : 1;
 - 
 
152 
} __attribute__ ((packed));
 - 
 
153 
 
 - 
 
154 
static inline int get_pt_flags(pte_t *pt, index_t i)
 136 
static inline int get_pt_flags(pte_t *pt, index_t i)
155 
{
 137 
{
156 
    pte_t *p = &pt[i];
 138 
    pte_t *p = &pt[i];
157 
   
 139 
   
158 
    return (
 140 
    return (