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Remove rd/wrfsbase

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This commit is contained in:
Jeremy Soller 2016-10-31 18:04:28 -06:00
parent 8c0c4764f5
commit 4fc9283aff
6 changed files with 32 additions and 29 deletions
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8
bootloader/x86_64/startup-x86_64.asm
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@ -26,9 +26,9 @@ startup_ap:
mov edi, 0x70000
mov cr3, edi
;enable FSGSBASE, FXSAVE/FXRSTOR, Page Global, Page Address Extension, and Page Size Extension
;enable FXSAVE/FXRSTOR, Page Global, Page Address Extension, and Page Size Extension
mov eax, cr4
or eax, 1 << 16 | 1 << 9 | 1 << 7 | 1 << 5 | 1 << 4
or eax, 1 << 9 | 1 << 7 | 1 << 5 | 1 << 4
mov cr4, eax
; load protected mode GDT
@ -91,9 +91,9 @@ startup_arch:
mov edi, 0x70000
mov cr3, edi
;enable FSGSBASE, FXSAVE/FXRSTOR, Page Global, Page Address Extension, and Page Size Extension
;enable FXSAVE/FXRSTOR, Page Global, Page Address Extension, and Page Size Extension
mov eax, cr4
or eax, 1 << 16 | 1 << 9 | 1 << 7 | 1 << 5 | 1 << 4
or eax, 1 << 9 | 1 << 7 | 1 << 5 | 1 << 4
mov cr4, eax
; load protected mode GDT