1 /** @file
2 Default exception handler
3
4 Copyright (c) 2014, ARM Limited. All rights reserved.
5
6 This program and the accompanying materials
7 are licensed and made available under the terms and conditions of the BSD
8 License which accompanies this distribution. The full text of the license may
9 be found at http://opensource.org/licenses/bsd-license.php
10
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13
14 **/
15
16 #include <Base.h>
17 #include <Library/BaseLib.h>
18 #include <Library/PrintLib.h>
19 #include <Library/ArmDisassemblerLib.h>
20
21 /**
22 Place a disassembly of of **OpCodePtr into buffer, and update OpCodePtr to
23 point to next instruction.
24
25 @param OpCodePtrPtr Pointer to pointer of instruction to disassemble.
26 @param Thumb TRUE for Thumb(2), FALSE for ARM instruction stream
27 @param Extended TRUE dump hex for instruction too.
28 @param ItBlock Size of IT Block
29 @param Buf Buffer to sprintf disassembly into.
30 @param Size Size of Buf in bytes.
31
32 **/
33 VOID
DisassembleInstruction(IN UINT8 ** OpCodePtr,IN BOOLEAN Thumb,IN BOOLEAN Extended,IN OUT UINT32 * ItBlock,OUT CHAR8 * Buf,OUT UINTN Size)34 DisassembleInstruction (
35 IN UINT8 **OpCodePtr,
36 IN BOOLEAN Thumb,
37 IN BOOLEAN Extended,
38 IN OUT UINT32 *ItBlock,
39 OUT CHAR8 *Buf,
40 OUT UINTN Size
41 )
42 {
43 // Not yet supported for AArch64.
44 // Put error in the buffer as we have no return code and the buffer may be
45 // printed directly so needs a '\0'.
46 AsciiSPrint (Buf, Size, "AArch64 not supported");
47 return;
48 }
49