blob: 28bae6eae7f3436e1a70cf7532064bf7387b5af8 (
plain)
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
|
#ifndef I386_TSS_H
#define I386_TSS_H
#include <stdint.h>
struct tss {
uint32_t link;
uint32_t esp0;
uint32_t ss0;
uint32_t esp1;
uint32_t ss2;
uint32_t cr3;
uint32_t eip;
uint32_t eflags;
uint32_t eax;
uint32_t ecx;
uint32_t edx;
uint32_t ebx;
uint32_t esp;
uint32_t ebp;
uint32_t esi;
uint32_t edi;
uint32_t es;
uint32_t cs;
uint32_t ss;
uint32_t ds;
uint32_t fs;
uint32_t gs;
uint32_t ldtr;
uint32_t io_offset;
}__attribute__((packed));
void flush_tss(void);
uint64_t create_gdt_entry(uint32_t base, uint32_t limit, uint16_t flag);
uint64_t create_tss_entry(uint16_t ss0, uint32_t esp0);
void set_kernel_stack(uint32_t stack);
#endif
|