CloverBootloader/MdePkg/Library/BaseLib/Ia32/Mwait.nasm

35 lines
850 B
NASM
Raw Normal View History

;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
; SPDX-License-Identifier: BSD-2-Clause-Patent
;
; Module Name:
;
; Mwait.Asm
;
; Abstract:
;
; AsmMwait function
;
; Notes:
;
;------------------------------------------------------------------------------
SECTION .text
;------------------------------------------------------------------------------
; UINTN
; EFIAPI
; AsmMwait (
; IN UINTN Eax,
; IN UINTN Ecx
; );
;------------------------------------------------------------------------------
global ASM_PFX(AsmMwait)
ASM_PFX(AsmMwait):
mov eax, [esp + 4]
mov ecx, [esp + 8]
DB 0xf, 1, 0xc9 ; mwait
ret