audk/OvmfPkg/ResetVector/Ia16/ResetVectorVtf0.asm

;------------------------------------------------------------------------------
; @file
; First code exectuted by processor after resetting.
;
; Copyright (c) 2008 - 2009, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution.  The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
;------------------------------------------------------------------------------

BITS    16

ALIGN   16

applicationProcessorEntryPoint:
;
; Application Processors entry point
;
; GenFv generates code aligned on a 4k boundary which will jump to this
; location.  (0xffffffe0)  This allows the Local APIC Startup IPI to be
; used to wake up the application processors.
;
    jmp     short EarlyApInitReal16

ALIGN   8

    DD      0

;
; The VTF signature
;
; VTF-0 means that the VTF (Volume Top File) code does not require
; any fixups.
;
vtfSignature:
    DB      'V', 'T', 'F', 0

ALIGN   16

resetVector:
;
; Reset Vector
;
; This is where the processor will begin execution
;
    wbinvd
    jmp     short EarlyBspInitReal16

ALIGN   16

fourGigabytes: