On Mon, Apr 13, 2015 at 11:04:00AM +0200, Ard Biesheuvel wrote: > On 27 March 2015 at 01:02, Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> wrote: > > On 26 March 2015 at 09:09, Riku Voipio <riku.voipio@xxxxxxxxxx> wrote: > >> On 25 March 2015 at 21:32, Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> wrote: > >>> On 25 March 2015 at 17:14, Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> wrote: > >>>> On 25 March 2015 at 17:14, Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> wrote: > >>>>> On 25 March 2015 at 07:59, Riku Voipio <riku.voipio@xxxxxxxxxx> wrote: > >>>>>> Hi, > >>>>>> > >>>>>> It appears on juno, I can start kvm with UEFI only on cortex-a53 cores: > >>>>>> > >>>>>> > >>>>>> taskset -c 0 qemu-system-aarch64 -m 1024 -cpu host -M virt -bios > >>>>>> QEMU_EFI.fd -enable-kvm -nographic > >>>>>> -> works: > >>>>>> UEFI Interactive Shell v2.0 > >>>>>> taskset -c 1 qemu-system-aarch64 -m 1024 -cpu host -M virt -bios > >>>>>> QEMU_EFI.fd -enable-kvm -nographic > >>>>>> -> hangs at cpu spinning 100% > >>>>>> ... > >>>>>> > >>>>> > >>>>> I can reproduce the hang, both with your UEFI binary and my own release build. > >>>>> The debug build works fine, unfortunately... > >>>>> > >>>> > >>>> Tianocore built from master as of today, that is. > >>>> > >>> > >>> OK, it appears that we were missing some cache maintenance. It is not > >>> obvious how that should affect A57 only, but with these patches, I can > >>> now reliably run the release version on my Seattle A57 > >> > >>> https://git.linaro.org/people/ard.biesheuvel/uefi-next.git/shortlog/refs/heads/qemu-xen-cache-maintenance > >> > >> Thanks. Do you know when there would be a new build on releases or snapshots? > >> > > > > Let me check with Leif. We have another candidate patch now that he > > could perhaps apply and kick off a build? > > > > I now have independent confirmation (from Laszlo Ersek) that the cache > maintenance patches I am proposing fix the issue on Seattle. Which patches are those? For UEFI? > Hopefully this means Juno is fixed as well. > > I am trying to get a snapshot out asap, today or tomorrow perhaps? Thanks, -Christoffer _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
