[SeaBIOS] [PATCH v3] fw/msr_feature_control: add support to set MSR_IA32_FEATURE_CONTROL

Gerd Hoffmann kraxel at redhat.com
Fri Jul 1 14:02:42 CEST 2016

On Mi, 2016-06-22 at 14:53 +0800, Haozhong Zhang wrote:
> OS usually expects BIOS to set certain bits in MSR_IA32_FEATURE_CONTROL
> for some features (e.g. VMX and LMCE). QEMU provides a fw_cfg file
> "etc/msr_feature_control" to advise bits that should be set in
> MSR_IA32_FEATURE_CONTROL. If this file exists, SeaBIOS will set the
> advised bits in that MSR.

Committed to master, cherry-picked into 1.9-stable.


More information about the SeaBIOS mailing list