MdePkg/Library/BaseLib/Arm/CpuBreakpoint.asm

   1 ;------------------------------------------------------------------------------
   2 ;
   3 ; CpuBreakpoint() for ARM
   4 ;
   5 ; Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
   6 ; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
   7 ; SPDX-License-Identifier: BSD-2-Clause-Patent
   8 ;
   9 ;------------------------------------------------------------------------------
  10
  11     EXPORT CpuBreakpoint
  12
  13 ; Force ARM mode for this section, as MSFT assembler defaults to THUMB
  14   AREA Cpu_Breakpoint, CODE, READONLY, ARM
  15
  16   ARM
  17
  18 ;/**
  19 ;  Generates a breakpoint on the CPU.
  20 ;
  21 ;  Generates a breakpoint on the CPU. The breakpoint must be implemented such
  22 ;  that code can resume normal execution after the breakpoint.
  23 ;
  24 ;**/
  25 ;VOID
  26 ;EFIAPI
  27 ;CpuBreakpoint (
  28 ;  VOID
  29 ;  );
  30 ;
  31 CpuBreakpoint
  32     swi   0xdbdbdb
  33     bx    lr
  34
  35   END