MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbDisasm.h

   1 /** @file
   2
   3 Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
   4 SPDX-License-Identifier: BSD-2-Clause-Patent
   5
   6
   7 **/
   8
   9 #ifndef _EFI_EDB_DISASM_H_
  10 #define _EFI_EDB_DISASM_H_
  11
  12 #include <Uefi.h>
  13
  14 //
  15 // Definition for instruction OPCODE, MODIFIER, and OPERAND
  16 //
  17 #define GET_OPCODE(Addr)       (UINT8)((*(UINT8 *)(UINTN)(Addr)) & 0x3F)
  18 #define GET_MODIFIERS(Addr)    (UINT8)((*(UINT8 *)(UINTN)(Addr)) & 0xC0)
  19 #define GET_OPCODE_BYTE(Addr)  (UINT8)(*(UINT8 *)(UINTN)(Addr))
  20 #define GET_OPERANDS(Addr)     (UINT8)(*(UINT8 *)(UINTN)((Addr) + 1))
  21
  22 typedef
  23 UINTN
  24 (* EDB_DISASM_INSTRUCTION) (
  25   IN     EFI_PHYSICAL_ADDRESS      InstructionAddress,
  26   IN     EFI_SYSTEM_CONTEXT        SystemContext,
  27   OUT    CHAR16                    **DisAsmString
  28   );
  29
  30 #endif