blob: e95f55b1541be435219ff12d133619dc5e44683b (
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
|
.code64
.set KERNEL_VMA, 0xffffffff80000000
.section .boot64.text, "a"
.global begin_long_mode
begin_long_mode:
// xchgw %bx, %bx
// mov $0x10, %ax
// mov %ax, %ds
// mov %ax, %es
// mov %ax, %ss
// mov %ax, %fs
// mov %ax, %gs
add $KERNEL_VMA, %rsp
movabs $jump_main, %rax
jmp *%rax
.section .text
jump_main:
popq %rdi
popq %rsi
call kernel_main
hlt
|
