Re: [Qemu-devel] [PATCH 0/7] target-arm: Support AArch64 KVM

[Peter Maydell]

Slightly over-eager ping for code review and/or testing, since the A64
patches are going to sit on top of this and they're starting to pile up :-)
(Also noticed I forgot to cc Mian; apologies.)

thanks
-- PMM

On 28 November 2013 13:33, Peter Maydell <address@hidden> wrote:
> This patchset adds support for basic AArch64 KVM VM control.  It sits
> on top of the mach-virt + cpu-host patchset I sent out last week.
> The core of these patches is the work done by Mian M. Hamayun; I've
> just taken that, refactored it a bit to sit on top of the
> mach-virt+cpu-host patchset instead af defining an 'a57' cpu, and
> made some minor bugfixes as part of the code review I did in the
> process.
>
> (Mian: my apologies for not looking at your last patch series sooner.
> This actually ended up in my generating extra work for myself since
> if I'd been a bit quicker about that we could have dealt with more of
> this in code review rather than my fixing things up. I'll try to do
> better next time around.)
>
> This patch series supports:
>  * 64 bit KVM VM control
>  * SMP and UP
>  * PSCI boot of secondary CPUs
> It doesn't support:
>  * migration
>  * reset (partly because there's no way to reset a mach-virt system yet)
>  * anything except "-cpu host"
>  * debugging the VM via qemu gdbstub
>  * running 32 bit VMs on a 64 bit system
>    [Mian's patchset includes support for that but I have left it out
>    for the moment because it needs more thought about UI and so on]
>
> You can find this patchset plus the mach-virt/cpu-host one at
>  git://git.linaro.org/people/pmaydell/qemu-arm.git mach-virt-64
> https://git.linaro.org/gitweb?p=people/pmaydell/qemu-arm.git;a=shortlog;h=refs/heads/mach-virt-64
>
> thanks
> -- PMM
>
> Mian M. Hamayun (2):
>   target-arm: Add minimal KVM AArch64 support
>   hw/arm/boot: Add boot support for AArch64 processor
>
> Peter Maydell (5):
>   target-arm/kvm: Split 32 bit only code into its own file
>   target-arm: Clean up handling of AArch64 PSTATE
>   configure: Enable KVM for aarch64 host/target combination
>   hw/arm/boot: Allow easier swapping in of different loader code
>   default-configs: Add config for aarch64-softmmu
>
>  configure                           |    2 +-
>  default-configs/aarch64-softmmu.mak |    9 +
>  hw/arm/boot.c                       |  190 +++++++++----
>  linux-user/signal.c                 |    6 +-
>  target-arm/Makefile.objs            |    2 +
>  target-arm/cpu.c                    |    6 +
>  target-arm/cpu.h                    |   68 ++++-
>  target-arm/gdbstub64.c              |    4 +-
>  target-arm/kvm.c                    |  495 +--------------------------------
>  target-arm/kvm32.c                  |  515 
> +++++++++++++++++++++++++++++++++++
>  target-arm/kvm64.c                  |  204 ++++++++++++++
>  target-arm/translate-a64.c          |   12 +-
>  12 files changed, 952 insertions(+), 561 deletions(-)
>  create mode 100644 default-configs/aarch64-softmmu.mak
>  create mode 100644 target-arm/kvm32.c
>  create mode 100644 target-arm/kvm64.c