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Reload cr3 after updating P4

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This commit is contained in:
Thomas Lovén 2017-12-08 15:55:41 +01:00
parent 83f81b9a74
commit b5e0d749b8
1 changed files with 4 additions and 1 deletions
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5
src/kernel/boot/boot.S
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@ -43,7 +43,7 @@ _start:
lgdt [V2P(BootGDTp)] lgdt [V2P(BootGDTp)]
//; and update the code selector by a long jump //; and update the code selector by a long jump
jmp 0x8:V2P(long_mode_start) jmp 0x8:V2P(long_mode_start)
.code64 .code64
long_mode_start: long_mode_start:
@ -68,6 +68,9 @@ _start:
mov rax, 0 mov rax, 0
movabs [BootP4], rax movabs [BootP4], rax
mov rax, cr3
mov cr3, rax
//; Jump to kmain() //; Jump to kmain()
.extern kmain .extern kmain
movabs rax, offset kmain movabs rax, offset kmain