MdePkg/Include/Common/Dependency.h

   1 /** @file
   2   This module contains data specific to dependency expressions.
   3
   4   Copyright (c) 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   Module Name:  Dependency.h
  14
  15 **/
  16
  17 #ifndef __DEPENDENCY_H__
  18 #define __DEPENDENCY_H__
  19
  20 /// EFI_DEP_BEFORE       - If present, this must be the first and only opcode
  21 #define EFI_DEP_BEFORE        0x00
  22
  23 /// EFI_DEP_AFTER        - If present, this must be the first and only opcode
  24 #define EFI_DEP_AFTER         0x01
  25
  26 #define EFI_DEP_PUSH          0x02
  27 #define EFI_DEP_AND           0x03
  28 #define EFI_DEP_OR            0x04
  29 #define EFI_DEP_NOT           0x05
  30 #define EFI_DEP_TRUE          0x06
  31 #define EFI_DEP_FALSE         0x07
  32 #define EFI_DEP_END           0x08
  33
  34 /// EFI_DEP_SOR          - If present, this must be the first opcode
  35 #define EFI_DEP_SOR           0x09
  36
  37 ///
  38 /// EFI_DEP_REPLACE_TRUE - Used to dynamically patch the dependecy expression
  39 ///                        to save time.  A EFI_DEP_PUSH is evauated one an
  40 ///                        replaced with EFI_DEP_REPLACE_TRUE
  41 ///
  42 #define EFI_DEP_REPLACE_TRUE  0xff
  43
  44 ///
  45 /// Define the initial size of the dependency expression evaluation stack
  46 ///
  47 #define DEPEX_STACK_SIZE_INCREMENT  0x1000
  48
  49 #endif