<html><head></head><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px"><div id="yui_3_16_0_ym19_1_1507862050276_5738"><span id="yui_3_16_0_ym19_1_1507862050276_5814">Thanks for the info.</span></div><div id="yui_3_16_0_ym19_1_1507862050276_5738"><span id="yui_3_16_0_ym19_1_1507862050276_5815">My IGD get BSOD when run 3D program in legacy mode, and get BSOD during boot in UPT mode. So I guess Win7 can handle it too. (Ah, I've tried UPT before, stopped by the BSOD, so have the impression that UPT won't work)</span></div><div id="yui_3_16_0_ym19_1_1507862050276_5738"><span>Will try with another CPU later.</span></div><div id="yui_3_16_0_ym19_1_1507862050276_5738"><span><br></span></div><div id="yui_3_16_0_ym19_1_1507862050276_5738"><span>Regards,</span></div><div id="yui_3_16_0_ym19_1_1507862050276_5738"><span>Daimon</span></div> <div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 13px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div dir="ltr"><font size="2" face="Arial"> On Wednesday, October 11, 2017 7:01 PM, Gerd Hoffmann <kraxel@redhat.com> wrote:<br></font></div> <br><br> <div class="y_msg_container"><div dir="ltr">On Wed, 2017-10-11 at 10:33 +0000, Daimon Wang wrote:<div class="yqt7848318481" id="yqtfd44997"><br clear="none">> Hi,<br clear="none">> The qemu doc of igd says there're 2 modes for IGD pass through,<br clear="none">> legacy and UPT. And Alex's blog says in UPT mode, one can set a<br clear="none">> display card "mirror" the IGD, to get the accelerated video output.<br clear="none">> But I'm not sure how to setup such a "mirror". E.g. in a Win7 VM,<br clear="none">> is it in the "Display settings", and I should set my 2 monitor work<br clear="none">> in "mirror" mode? Suppose I'm using qxl as the default VGA and<br clear="none">> "mirror" the IGD, I can then get 3D output on qxl and view the result<br clear="none">> through spice? This sounds very cool but I don't think the OS is<br clear="none">> clever enough to make it.</div><br clear="none"><br clear="none">Windows 10 can handle it. Didn't try Windows 7 though.<br clear="none"><br clear="none">cheers,<br clear="none"> Gerd<div class="yqt7848318481" id="yqtfd53996"><br clear="none"><br clear="none"></div></div><br><br></div> </div> </div> </div></div></body></html>