blob: cbbf642f7ed241b43ba6d89113996f73db7a5c03 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
#ifndef _JOVE_x86_64_PAGE_H
#define _JOVE_x86_64_PAGE_H 1
#include <stdint.h>
#include "klib/spinlock.h"
#include "assert.h"
typedef union page_mapping_level_entry
{
struct {
uint8_t p : 1; /* Present */
uint8_t rw : 1; /* Read/write. 0 for RO.*/
uint8_t us : 1; /* User/supervisor. 0 for DPL3 forbid */
uint8_t pwt : 1;
uint8_t pcd : 1;
uint8_t a : 1; /* Accessed */
uint8_t d : 1; /* Dirty */
uint8_t ps_pat : 1;
uint8_t g : 1; /* Global */
uint8_t _r0 : 2;
uint8_t r : 1;
uint64_t paddr : 35;
uint8_t _r1;
uint8_t pk : 4;
uint8_t xd : 1;
}__attribute__((packed));
uint64_t value;
} __attribute__((packed)) pmle_t;
typedef struct page_directory
{
spinlock_t lock;
intmax_t id;
uintptr_t phys;
pmle_t *pml;
} page_directory_t;
#define _kernel_virtual_base 0xFFFFFFFF80000000ULL
#endif
|