Clear EFLAGS.IF before executing Stepping command and save original value in DEBUG_AGENT_FLAG. It could avoid pending interrupt issued during executing Stepping command. Restore EFLAGS.IF after Stepping command execution finished. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Jordan Justen <jordan.l.justen@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17204 6f19259b-4bc3-4df7-8a09-765794883524
UDK based firmware on UEFI IA-32 and UEFI x64 platforms can be debugged with SourceLevelDebugPkg in conjunction with Intel(R) UEFI Development Kit Debugger Tool (Intel (R) UDK Debugger Tool). The Intel(R) UDK Debugger Tool and its detailed user manual can be obtained from: http://www.uefidk.com/develop.