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. > >> 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
