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kvm
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lapic.h

lapic.h 2.0 KB
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  1. #ifndef __KVM_X86_LAPIC_H
    2. 

  2. #define __KVM_X86_LAPIC_H
    3. 

  3. 

  4. #include "iodev.h"
    5. 

  5. #include "kvm_timer.h"
    6. 

  6. 

  7. #include <linux/kvm_host.h>
    8. 

  8. 

  9. struct kvm_lapic {
    10. 

  10. 	unsigned long base_address;
    11. 

  11. 	struct kvm_io_device dev;
    12. 

  12. 	struct kvm_timer lapic_timer;
    13. 

  13. 	u32 divide_count;
    14. 

  14. 	struct kvm_vcpu *vcpu;
    15. 

  15. 	bool irr_pending;
    16. 

  16. 	void *regs;
    17. 

  17. 	gpa_t vapic_addr;
    18. 

  18. 	struct page *vapic_page;
    19. 

  19. };
    20. 

  20. int kvm_create_lapic(struct kvm_vcpu *vcpu);
    21. 

  21. void kvm_free_lapic(struct kvm_vcpu *vcpu);
    22. 

  22. 

  23. int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu);
    24. 

  24. int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu);
    25. 

  25. int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu);
    26. 

  26. void kvm_lapic_reset(struct kvm_vcpu *vcpu);
    27. 

  27. u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu);
    28. 

  28. void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8);
    29. 

  29. void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value);
    30. 

  30. u64 kvm_lapic_get_base(struct kvm_vcpu *vcpu);
    31. 

  31. void kvm_apic_set_version(struct kvm_vcpu *vcpu);
    32. 

  32. 

  33. int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest);
    34. 

  34. int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda);
    35. 

  35. int kvm_apic_set_irq(struct kvm_vcpu *vcpu, struct kvm_lapic_irq *irq);
    36. 

  36. 

  37. u64 kvm_get_apic_base(struct kvm_vcpu *vcpu);
    38. 

  38. void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data);
    39. 

  39. void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu);
    40. 

  40. int kvm_lapic_enabled(struct kvm_vcpu *vcpu);
    41. 

  41. bool kvm_apic_present(struct kvm_vcpu *vcpu);
    42. 

  42. int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu);
    43. 

  43. 

  44. void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr);
    45. 

  45. void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu);
    46. 

  46. void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu);
    47. 

  47. 

  48. int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data);
    49. 

  49. int kvm_x2apic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data);
    50. 

  50. 

  51. int kvm_hv_vapic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data);
    52. 

  52. int kvm_hv_vapic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data);
    53. 

  53. 

  54. static inline bool kvm_hv_vapic_assist_page_enabled(struct kvm_vcpu *vcpu)
    55. 

  55. {
    56. 

  56. 	return vcpu->arch.hv_vapic & HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE;
    57. 

  57. }
    58. 

  58. #endif
    59. 

  59.