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... > Qemu and kernel are latest mainline, kvm from last months Ĺinaro > release. According to cpuinfo cores 0 and 3-5 are a53 and 1-2 are a57. > Details: > > # wget http://releases.linaro.org/15.01/components/kernel/uefi-linaro/release/qemu64-intelbds/QEMU_EFI.fd > uname -a > # Linux linaro-nano 4.0.0-rc5-linaro-juno #1 SMP PREEMPT Tue Mar 24 > 10:46:53 UTC 2015 aarch64 aarch64 aarch64 GNU/Linux > # qemu-system-aarch64 --version > QEMU emulator version 2.2.91 (Debian 2.3.0~rc1-185linaro+utopic), > Copyright (c) 2003-2008 Fabrice Bellard > # grep -E '(processor|part)' /proc/cpuinfo > processor : 0 > CPU part : 0xd03 > processor : 1 > CPU part : 0xd07 > processor : 2 > CPU part : 0xd07 > processor : 3 > CPU part : 0xd03 > processor : 4 > CPU part : 0xd03 > processor : 5 > CPU part : 0xd03 > > _______________________________________________ > Linaro-uefi mailing list > Linaro-uefi@xxxxxxxxxxxxxxxx > http://lists.linaro.org/mailman/listinfo/linaro-uefi _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
