DuetPkg/DxeIpl/X64/EnterDxeCore.asm

   1       TITLE   EnterDxeCore.asm: Assembly code for the entering DxeCore
   2 ;------------------------------------------------------------------------------
   3 ;*
   4 ;*   Copyright 2006, Intel Corporation
   5 ;*   All rights reserved. This program and the accompanying materials
   6 ;*   are licensed and made available under the terms and conditions of the BSD License
   7 ;*   which accompanies this distribution.  The full text of the license may be found at
   8 ;*   http://opensource.org/licenses/bsd-license.php
   9 ;*
  10 ;*   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 ;*   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12 ;*
  13 ;*    EnterDxeCore.asm
  14 ;*
  15 ;*   Abstract:
  16 ;*
  17 ;------------------------------------------------------------------------------
  18
  19 .code
  20
  21 ;
  22 ; VOID
  23 ; EnterDxeMain (
  24 ;   IN VOID *StackTop,           // rcx
  25 ;   IN VOID *DxeCoreEntryPoint,  // rdx
  26 ;   IN VOID *Hob,                // r8
  27 ;   IN VOID *PageTable           // r9
  28 ;   )
  29 ;
  30 EnterDxeMain    PROC
  31
  32   mov   cr3, r9
  33   sub   rcx, 32
  34   mov   rsp, rcx
  35   mov   rcx, r8
  36   push  0
  37   jmp   rdx
  38
  39 ; should never get here
  40   jmp $
  41   ret
  42
  43 EnterDxeMain    ENDP
  44
  45 END