arch/x86/kvm/lapic.h

   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