MdePkg/Library/BaseLib/Arm/CpuBreakpoint.S

   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 .text
  12 .p2align 2
  13 GCC_ASM_EXPORT(CpuBreakpoint)
  14
  15 #/**
  16 #  Generates a breakpoint on the CPU.
  17 #
  18 #  Generates a breakpoint on the CPU. The breakpoint must be implemented such
  19 #  that code can resume normal execution after the breakpoint.
  20 #
  21 #**/
  22 #VOID
  23 #EFIAPI
  24 #CpuBreakpoint (
  25 #  VOID
  26 #  );
  27 #
  28 ASM_PFX(CpuBreakpoint):
  29     swi  0xdbdbdb
  30     bx   lr