https://bugzilla.tianocore.org/show_bug.cgi?id=974 https://bugzilla.tianocore.org/show_bug.cgi?id=965 Update help to state that --offset must be 8-byte aligned. Verify that --offset is 8-byte aligned and print an error message if it is not 8-byte aligned. Cc: Yanyan Sun <yanyan.sun@intel.com> Cc: Yonghong Zhu <yonghong.zhu@intel.com> Cc: Liming Gao <liming.gao@intel.com> Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>