<div dir="auto">Hi DeVillier,<div dir="auto"><br></div><div dir="auto">Thanks a lot for the kind response. </div><div dir="auto"><br></div><div dir="auto"><<</div><div dir="auto"><span style="font-family:sans-serif">Windows is fine as long as valid VBT data has been loaded into the Intel ACPI OpRegion, and the OpRegion is valid/has been fully populated.</span><br></div><div dir="auto"><span style="font-family:sans-serif">>></span></div><div dir="auto"><span style="font-family:sans-serif"><br></span></div><div dir="auto"><span style="font-family:sans-serif">For the above note this holds good for already installed OS. </span></div><div dir="auto"><span style="font-family:sans-serif"><br></span></div><div dir="auto">In case if we are trying to install windows OS for the first time and GOP driver is not loaded for the Intel iGPU in that case I understand there will be blank out.</div><div dir="auto"><br></div><div dir="auto"><span style="font-family:sans-serif">Correct me if I'm wrong.</span><br></div><div dir="auto"><span style="font-family:sans-serif"><br></span></div><div dir="auto"><span style="font-family:sans-serif">//BR</span></div><div dir="auto"><font face="sans-serif">Nagaraj A</font></div><br><br><div class="gmail_quote" dir="auto"><div dir="ltr">On Thu, 30 Aug 2018, 8:57 pm Matt DeVillier, <<a href="mailto:matt.devillier@gmail.com">matt.devillier@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">with Intel iGPUs and using Tianocore UEFI payload, Linux is fine regardless if the display is initialized or not by GOP driver. Windows is fine as long as valid VBT data has been loaded into the Intel ACPI OpRegion, and the OpRegion is valid/has been fully populated.</div><br><div class="gmail_quote"><div dir="ltr">On Thu, Aug 30, 2018 at 7:57 AM nagaraj a <<a href="mailto:nagarajnn@gmail.com" target="_blank" rel="noreferrer">nagarajnn@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">All,<div><br></div><div>I have query regarding GOP driver in UEFI. Here is query details.</div><div><br></div><div>If BIOS don't load UEFI GOP driver for GPU and system boots into OS. </div><div>Will latest windows /linux OS will be up with display or the display will be blank out.</div><div><br></div><div><div>//BR</div><div dir="ltr" class="m_3704744977423630558m_2031269487919640023gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Nagaraj A<br><br></div></div></div></div></div>
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