diff --git a/msrexec.cpp b/msrexec.cpp index a8b5cb0..27e16db 100644 --- a/msrexec.cpp +++ b/msrexec.cpp @@ -32,18 +32,12 @@ namespace vdm cr4_value.debugging_extensions = true; cr4_value.page_size_extensions = true; cr4_value.machine_check_enable = true; - - cr4_value.physical_address_extension = - cpuid_info.cpuid_feature_information_edx.physical_address_extension; + cr4_value.os_xmm_exception_support = true; + cr4_value.fsgsbase_enable = true; cr4_value.os_fxsave_fxrstor_support = cpuid_info.cpuid_feature_information_edx.fxsave_fxrstor_instructions; - cr4_value.os_xmm_exception_support = true; - - cr4_value.fsgsbase_enable = - IsProcessorFeaturePresent(PF_RDWRFSGSBASE_AVAILABLE); - cr4_value.os_xsave = IsProcessorFeaturePresent(PF_XSAVE_ENABLED); @@ -53,7 +47,9 @@ namespace vdm m_smep_off.flags = cr4_value.flags; m_smep_off.smep_enable = false; - m_smep_off.smap_enable = false; // newer cpus have this on... + + // if your cpu supports SMAP and your on 19H1 or above SMAP will be used... + m_smep_off.smap_enable = false; // WARNING: some virtual machines dont have SMEP... // my VMWare VM doesnt... nor does my Virtual Box VM...