linux/arch/x86/kvm/lapic.h
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   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
   8struct 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};
  24int kvm_create_lapic(struct kvm_vcpu *vcpu);
  25void kvm_free_lapic(struct kvm_vcpu *vcpu);
  26
  27int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu);
  28int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu);
  29int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu);
  30void kvm_lapic_reset(struct kvm_vcpu *vcpu);
  31u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu);
  32void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8);
  33void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value);
  34u64 kvm_lapic_get_base(struct kvm_vcpu *vcpu);
  35
  36int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest);
  37int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda);
  38int kvm_apic_set_irq(struct kvm_vcpu *vcpu, u8 vec, u8 trig);
  39
  40u64 kvm_get_apic_base(struct kvm_vcpu *vcpu);
  41void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data);
  42void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu);
  43int kvm_lapic_enabled(struct kvm_vcpu *vcpu);
  44int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu);
  45void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec);
  46
  47void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr);
  48void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu);
  49void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu);
  50
  51#endif
  52