On Tue, Nov 26, 2013 at 09:46:08AM +0100, Laszlo Ersek wrote: > On 11/26/13 07:44, Gary Ching-Pang Lin wrote: > > On Tue, Nov 26, 2013 at 06:21:21AM +0100, Laszlo Ersek wrote: > >> Hi, > >> > >> as soon as Timer.efi is installed and the first timer interrupt is > >> delivered, OVMF hangs with the VCPU spinning at 100%. > >> > >> I can see that SVN r14887 is the commit that directly switches the > >> libraries that OvmfPkg uses. > >> > >> However, at that point "MdeModulePkg/Library/CpuExceptionHandlerLibNull" > >> (or other OvmfPkg dependencies) are already broken. Because if I revert > >> just r14887, then the busy loop related to the timer interrupt is > >> replaced by a reboot, at the same spot -- after Timer.efi is loaded and > >> the first interrupt is delivered. Different symptom (infinite reboot > >> loop), unusable just the same. > >> > >> I have to revert r14885 too, to get it working again. > >> > > I am using r14890 and no system hang happened. > > My system: openSUSE 12.3 + kernel 3.12.0, qemu 1.6.0 > > CPU: Intel Core2 Duo P8600 > > Can you please try a few different guest RAM sizes? > > For me it works with 2056 MB, but if I go just 1 MB higher (to 2057 MB), > then I witness the hang after Timer.efi is loaded. > I got the same result. Any RAM size above 2056MB hanged the OVMF, and the log showed it stuck after Timer.efi.
Gary Lin ------------------------------------------------------------------------------ Shape the Mobile Experience: Free Subscription Software experts and developers: Be at the forefront of tech innovation. Intel(R) Software Adrenaline delivers strategic insight and game-changing conversations that shape the rapidly evolving mobile landscape. Sign up now. http://pubads.g.doubleclick.net/gampad/clk?id=63431311&iu=/4140/ostg.clktrk _______________________________________________ edk2-devel mailing list edk2-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/edk2-devel
