arm64/kvm/arch_timer.c

178 void get_timer_map(struct kvm_vcpu *vcpu, struct timer_map *map)
182 			map->direct_vtimer = vcpu_hvtimer(vcpu);
183 			map->direct_ptimer = vcpu_hptimer(vcpu);
184 			map->emul_vtimer = vcpu_vtimer(vcpu);
185 			map->emul_ptimer = vcpu_ptimer(vcpu);
187 			map->direct_vtimer = vcpu_vtimer(vcpu);
188 			map->direct_ptimer = vcpu_ptimer(vcpu);
189 			map->emul_vtimer = vcpu_hvtimer(vcpu);
190 			map->emul_ptimer = vcpu_hptimer(vcpu);
193 		map->direct_vtimer = vcpu_vtimer(vcpu);
194 		map->direct_ptimer = vcpu_ptimer(vcpu);
195 		map->emul_vtimer = NULL;
196 		map->emul_ptimer = NULL;
198 		map->direct_vtimer = vcpu_vtimer(vcpu);
199 		map->direct_ptimer = NULL;
200 		map->emul_vtimer = NULL;
201 		map->emul_ptimer = vcpu_ptimer(vcpu);
204 	trace_kvm_get_timer_map(vcpu->vcpu_id, map);
228 	struct timer_map map;
239 	get_timer_map(vcpu, &map);
242 		ctx = map.direct_vtimer;
244 		ctx = map.direct_ptimer;
574 	struct timer_map map;
576 	get_timer_map(vcpu, &map);
582 	if (!kvm_timer_irq_can_fire(map.direct_vtimer) &&
583 	    !kvm_timer_irq_can_fire(map.direct_ptimer) &&
584 	    !kvm_timer_irq_can_fire(map.emul_vtimer) &&
585 	    !kvm_timer_irq_can_fire(map.emul_ptimer) &&
714 					      struct timer_map *map)
731 	hw = kvm_vgic_get_map(vcpu, timer_irq(map->direct_vtimer));
733 		kvm_vgic_unmap_phys_irq(vcpu, timer_irq(map->emul_vtimer));
734 		kvm_vgic_unmap_phys_irq(vcpu, timer_irq(map->emul_ptimer));
737 					    map->direct_vtimer->host_timer_irq,
738 					    timer_irq(map->direct_vtimer),
742 					    map->direct_ptimer->host_timer_irq,
743 					    timer_irq(map->direct_ptimer),
753 		if (map->direct_vtimer == vcpu_hvtimer(vcpu)) {
754 			struct arch_timer_offset *offs = &map->direct_vtimer->offset;
764 static void timer_set_traps(struct kvm_vcpu *vcpu, struct timer_map *map)
793 	if (!has_cntpoff() && timer_get_offset(map->direct_ptimer))
829 	struct timer_map map;
834 	get_timer_map(vcpu, &map);
838 			kvm_timer_vcpu_load_nested_switch(vcpu, &map);
840 		kvm_timer_vcpu_load_gic(map.direct_vtimer);
841 		if (map.direct_ptimer)
842 			kvm_timer_vcpu_load_gic(map.direct_ptimer);
849 	timer_restore_state(map.direct_vtimer);
850 	if (map.direct_ptimer)
851 		timer_restore_state(map.direct_ptimer);
852 	if (map.emul_vtimer)
853 		timer_emulate(map.emul_vtimer);
854 	if (map.emul_ptimer)
855 		timer_emulate(map.emul_ptimer);
857 	timer_set_traps(vcpu, &map);
880 	struct timer_map map;
885 	get_timer_map(vcpu, &map);
887 	timer_save_state(map.direct_vtimer);
888 	if (map.direct_ptimer)
889 		timer_save_state(map.direct_ptimer);
900 	if (map.emul_vtimer)
901 		soft_timer_cancel(&map.emul_vtimer->hrtimer);
902 	if (map.emul_ptimer)
903 		soft_timer_cancel(&map.emul_ptimer->hrtimer);
941 	struct timer_map map;
943 	get_timer_map(vcpu, &map);
972 			kvm_vgic_reset_mapped_irq(vcpu, timer_irq(map.direct_vtimer));
973 			if (map.direct_ptimer)
974 				kvm_vgic_reset_mapped_irq(vcpu, timer_irq(map.direct_ptimer));
978 	if (map.emul_vtimer)
979 		soft_timer_cancel(&map.emul_vtimer->hrtimer);
980 	if (map.emul_ptimer)
981 		soft_timer_cancel(&map.emul_ptimer->hrtimer);
1172 	struct timer_map map;
1175 	get_timer_map(vcpu, &map);
1178 	if (timer == map.emul_vtimer || timer == map.emul_ptimer)
1225 	struct timer_map map;
1227 	get_timer_map(vcpu, &map);
1229 	if (timer == map.emul_vtimer || timer == map.emul_ptimer) {
1509 	struct timer_map map;
1515 	/* Without a VGIC we do not map virtual IRQs to physical IRQs */
1528 	get_timer_map(vcpu, &map);
1531 				    map.direct_vtimer->host_timer_irq,
1532 				    timer_irq(map.direct_vtimer),
1537 	if (map.direct_ptimer) {
1539 					    map.direct_ptimer->host_timer_irq,
1540 					    timer_irq(map.direct_ptimer),