1 #ifndef __KVM_X86_LAPIC_H 2 #define __KVM_X86_LAPIC_H 3 4 #include "iodev.h" 5 6 #include <linux/kvm_host.h> 7 8 struct kvm_lapic { 9 unsigned long base_address; 10 struct kvm_io_device dev; 11 struct { 12 atomic_t pending; 13 s64 period; /* unit: ns */ 14 u32 divide_count; 15 struct hrtimer dev; 16 } timer; 17 struct kvm_vcpu *vcpu; 18 struct page *regs_page; 19 void *regs; 20 gpa_t vapic_addr; 21 struct page *vapic_page; 22 }; 23 int kvm_create_lapic(struct kvm_vcpu *vcpu); 24 void kvm_free_lapic(struct kvm_vcpu *vcpu); 25 26 int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu); 27 int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu); 28 int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu); 29 void kvm_lapic_reset(struct kvm_vcpu *vcpu); 30 u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu); 31 void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8); 32 void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value); 33 u64 kvm_lapic_get_base(struct kvm_vcpu *vcpu); 34 35 int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest); 36 int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda); 37 int kvm_apic_set_irq(struct kvm_vcpu *vcpu, u8 vec, u8 trig); 38 39 u64 kvm_get_apic_base(struct kvm_vcpu *vcpu); 40 void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data); 41 void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu); 42 int kvm_lapic_enabled(struct kvm_vcpu *vcpu); 43 int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu); 44 45 void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr); 46 void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu); 47 void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu); 48 49 #endif 50