On Fri, Mar 25, 2016 at 02:04:43AM +0000, Andre Przywara wrote:
> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
> ---
> virt/kvm/arm/vgic/vgic_mmio.c | 43 ++++++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 42 insertions(+), 1 deletion(-)
>
> diff --git a/virt/kvm/arm/vgic/vgic_mmio.c b/virt/kvm/arm/vgic/vgic_mmio.c
> index 76657ce..cde153f 100644
> --- a/virt/kvm/arm/vgic/vgic_mmio.c
> +++ b/virt/kvm/arm/vgic/vgic_mmio.c
> @@ -471,6 +471,47 @@ static int vgic_mmio_write_config(struct kvm_vcpu *vcpu,
> return 0;
> }
>
> +static int vgic_mmio_read_target(struct kvm_vcpu *vcpu,
> + struct kvm_io_device *this,
> + gpa_t addr, int len, void *val)
> +{
> + struct vgic_io_device *iodev = container_of(this,
> + struct vgic_io_device, dev);
> + u32 intid = (addr - iodev->base_addr);
> + int i;
> +
> + if (iodev->redist_vcpu)
> + vcpu = iodev->redist_vcpu;
> +
> + for (i = 0; i < len; i++) {
> + struct vgic_irq *irq = vgic_get_irq(vcpu->kvm, vcpu, intid + i);
> +
> + ((u8 *)val)[i] = irq->targets;
> + }
> +
> + return 0;
> +}
> +
> +static int vgic_mmio_write_target(struct kvm_vcpu *vcpu,
> + struct kvm_io_device *this,
> + gpa_t addr, int len, const void *val)
> +{
> + struct vgic_io_device *iodev = container_of(this,
> + struct vgic_io_device, dev);
> + u32 intid = (addr - iodev->base_addr);
> + int i;
> +
> + /* GICD_ITARGETSR[0-7] are read-only */
> + if (intid < VGIC_NR_PRIVATE_IRQS)
> + return 0;
> +
> + for (i = 0; i < len; i++)
> + vgic_v2_irq_change_affinity(vcpu->kvm, intid + i,
> + ((u8 *)val)[i]);
> +
> + return 0;
> +}
> +
these functions are v2 specific but are in a generic file and are not
named anything specific to v2?
> struct vgic_register_region vgic_v2_dist_registers[] = {
> REGISTER_DESC_WITH_LENGTH(GIC_DIST_CTRL,
> vgic_mmio_read_v2_misc, vgic_mmio_write_v2_misc, 12),
> @@ -491,7 +532,7 @@ struct vgic_register_region vgic_v2_dist_registers[] = {
> REGISTER_DESC_WITH_BITS_PER_IRQ(GIC_DIST_PRI,
> vgic_mmio_read_priority, vgic_mmio_write_priority, 8),
> REGISTER_DESC_WITH_BITS_PER_IRQ(GIC_DIST_TARGET,
> - vgic_mmio_read_nyi, vgic_mmio_write_nyi, 8),
> + vgic_mmio_read_target, vgic_mmio_write_target, 8),
> REGISTER_DESC_WITH_BITS_PER_IRQ(GIC_DIST_CONFIG,
> vgic_mmio_read_config, vgic_mmio_write_config, 2),
> REGISTER_DESC_WITH_LENGTH(GIC_DIST_SOFTINT,
> --
> 2.7.3
>
> --
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