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target-i386: Publish advised value of MSR_IA32_FEATURE_CONTROL via fw…
…_cfg It's a prerequisite that certain bits of MSR_IA32_FEATURE_CONTROL should be set before some features (e.g. VMX and LMCE) can be used, which is usually done by the firmware. This patch adds a fw_cfg file "etc/msr_feature_control" which contains the advised value of MSR_IA32_FEATURE_CONTROL and can be used by guest firmware (e.g. SeaBIOS). Suggested-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Haozhong Zhang <haozhong.zhang@intel.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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