[PATCH v4 04/12] KVM: arm64: handle ITS related GICv3 redistributor registers
Marc Zyngier
marc.zyngier at arm.com
Thu Apr 7 06:54:10 PDT 2016
On 26/03/16 02:14, Andre Przywara wrote:
> In the GICv3 redistributor there are the PENDBASER and PROPBASER
> registers which we did not emulate so far, as they only make sense
> when having an ITS. In preparation for that emulate those MMIO
> accesses by storing the 64-bit data written into it into a variable
> which we later read in the ITS emulation.
>
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> ---
> include/kvm/vgic/vgic.h | 8 ++++++++
> virt/kvm/arm/vgic/vgic_mmio.c | 26 ++++++++++++++++++++++----
> 2 files changed, 30 insertions(+), 4 deletions(-)
>
> diff --git a/include/kvm/vgic/vgic.h b/include/kvm/vgic/vgic.h
> index 11344e6..8ea5dd7 100644
> --- a/include/kvm/vgic/vgic.h
> +++ b/include/kvm/vgic/vgic.h
> @@ -145,6 +145,14 @@ struct vgic_dist {
>
> struct vgic_io_device *dist_iodevs;
> struct vgic_io_device *redist_iodevs;
> +
> + /* Address of LPI configuration table shared by all redistributors */
> + u64 propbaser;
> +
> + /* Addresses of LPI pending tables per redistributor */
> + u64 *pendbaser;
All these should probably either be phys_addr_t or gpa_t.
Thanks,
M.
--
Jazz is not dead. It just smells funny...
More information about the linux-arm-kernel
mailing list