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 ktime_t last_update;
16 struct hrtimer dev;
17 } timer;
18 struct kvm_vcpu *vcpu;
19 struct page *regs_page;
20 void *regs;
21 gpa_t vapic_addr;
22 struct page *vapic_page;
23 };
24 int kvm_create_lapic(struct kvm_vcpu *vcpu);
25 void kvm_free_lapic(struct kvm_vcpu *vcpu);
26
27 int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu);
28 int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu);
29 int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu);
30 void kvm_lapic_reset(struct kvm_vcpu *vcpu);
31 u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu);
32 void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8);
33 void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value);
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 void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec);
45
46 void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr);
47 void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu);
48 void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu);
49
50 #endif
51
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