From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42192) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VFHkf-0007m0-Tz for qemu-devel@nongnu.org; Fri, 30 Aug 2013 02:00:18 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VFHkX-0005YZ-H0 for qemu-devel@nongnu.org; Fri, 30 Aug 2013 02:00:09 -0400 Received: from mail-ee0-x233.google.com ([2a00:1450:4013:c00::233]:65405) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VFHkX-0005YV-91 for qemu-devel@nongnu.org; Fri, 30 Aug 2013 02:00:01 -0400 Received: by mail-ee0-f51.google.com with SMTP id c1so670882eek.38 for ; Thu, 29 Aug 2013 23:00:00 -0700 (PDT) Sender: Paolo Bonzini Message-ID: <522034DA.2090607@redhat.com> Date: Fri, 30 Aug 2013 07:59:54 +0200 From: Paolo Bonzini MIME-Version: 1.0 References: <20130828103552.GC2038@GaryOffice.site> <521DE2EB.9050404@redhat.com> <521DE3C0.4030603@suse.de> <521DE8C7.1010903@redhat.com> <521DF33E.4090205@suse.de> <20130829082317.GA1852@GaryOffice.site> <521F1CB802000048000E30E0@suse.com> <20130830032828.GA1713@GaryOffice.site> In-Reply-To: <20130830032828.GA1713@GaryOffice.site> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [edk2] OVMF hung on qemu 1.6.0 with KVM List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: edk2-devel@lists.sourceforge.net Cc: "qemu-devel@nongnu.org" , Alexander Graf , Gary Ching-Pang Lin , Ludwig Nussel , Bruce Rogers , afaerber@suse.de Il 30/08/2013 05:28, Gary Ching-Pang Lin ha scritto: >> > I tried this out, and I get the black screen as well when ept=n, but it boots >> > successfully to the efi shell when ept=y. >> > >> > Gary, what does 'cat /sys/module/kvm_intel/parameters/ept' report on your >> > failing machine? >> > > I think this is the root cause. My machine doesn't support ept. Thanks for the report! Paolo