---help---
Adds support for a hardware assisted, in-kernel GIC emulation.
+config KVM_ARM_TIMER
+ bool "KVM support for Architected Timers"
+ depends on KVM_ARM_VGIC && ARM_ARCH_TIMER
+ select HAVE_KVM_IRQCHIP
+ default y
+ ---help---
+ Adds support for the Architected Timers in virtual machines
+
source drivers/virtio/Kconfig
endif # VIRTUALIZATION
obj-y += arm.o guest.o mmu.o emulate.o reset.o
obj-y += coproc.o coproc_a15.o mmio.o psci.o
obj-$(CONFIG_KVM_ARM_VGIC) += vgic.o
+obj-$(CONFIG_KVM_ARM_TIMER) += arch_timer.o
void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu)
{
kvm_mmu_free_memory_caches(vcpu);
+ kvm_timer_vcpu_terminate(vcpu);
kmem_cache_free(kvm_vcpu_cache, vcpu);
}
if (ret)
return ret;
+ /* Set up the timer */
+ kvm_timer_vcpu_init(vcpu);
+
return 0;
}
vgic_present = true;
#endif
+ /*
+ * Init HYP architected timer support
+ */
+ err = kvm_timer_hyp_init();
+ if (err)
+ goto out_free_mappings;
+
kvm_info("Hyp mode initialized successfully\n");
return 0;
out_free_vfp:
for (i = VGIC_NR_PRIVATE_IRQS; i < VGIC_NR_IRQS; i += 4)
vgic_set_target_reg(kvm, 0, i);
+ kvm_timer_init(kvm);
kvm->arch.vgic.ready = true;
out:
mutex_unlock(&kvm->lock);