182470196SZhang Xiantao #ifndef __KVM_X86_LAPIC_H 282470196SZhang Xiantao #define __KVM_X86_LAPIC_H 382470196SZhang Xiantao 482470196SZhang Xiantao #include "iodev.h" 5d3c7b77dSMarcelo Tosatti #include "kvm_timer.h" 682470196SZhang Xiantao 782470196SZhang Xiantao #include <linux/kvm_host.h> 882470196SZhang Xiantao 982470196SZhang Xiantao struct kvm_lapic { 1082470196SZhang Xiantao unsigned long base_address; 1182470196SZhang Xiantao struct kvm_io_device dev; 12d3c7b77dSMarcelo Tosatti struct kvm_timer lapic_timer; 1382470196SZhang Xiantao u32 divide_count; 1482470196SZhang Xiantao struct kvm_vcpu *vcpu; 1533e4c686SGleb Natapov bool irr_pending; 1682470196SZhang Xiantao void *regs; 17b93463aaSAvi Kivity gpa_t vapic_addr; 18b93463aaSAvi Kivity struct page *vapic_page; 1982470196SZhang Xiantao }; 2082470196SZhang Xiantao int kvm_create_lapic(struct kvm_vcpu *vcpu); 2182470196SZhang Xiantao void kvm_free_lapic(struct kvm_vcpu *vcpu); 2282470196SZhang Xiantao 2382470196SZhang Xiantao int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu); 2482470196SZhang Xiantao int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu); 2582470196SZhang Xiantao int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu); 2682470196SZhang Xiantao void kvm_lapic_reset(struct kvm_vcpu *vcpu); 2782470196SZhang Xiantao u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu); 2882470196SZhang Xiantao void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8); 29*58fbbf26SKevin Tian void kvm_lapic_set_eoi(struct kvm_vcpu *vcpu); 3082470196SZhang Xiantao void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value); 318b2cf73cSHarvey Harrison u64 kvm_lapic_get_base(struct kvm_vcpu *vcpu); 32fc61b800SGleb Natapov void kvm_apic_set_version(struct kvm_vcpu *vcpu); 3382470196SZhang Xiantao 3482470196SZhang Xiantao int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest); 3582470196SZhang Xiantao int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda); 3658c2dde1SGleb Natapov int kvm_apic_set_irq(struct kvm_vcpu *vcpu, struct kvm_lapic_irq *irq); 3782470196SZhang Xiantao 3882470196SZhang Xiantao u64 kvm_get_apic_base(struct kvm_vcpu *vcpu); 3982470196SZhang Xiantao void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data); 4082470196SZhang Xiantao void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu); 4182470196SZhang Xiantao int kvm_lapic_enabled(struct kvm_vcpu *vcpu); 42343f94feSGleb Natapov bool kvm_apic_present(struct kvm_vcpu *vcpu); 4382470196SZhang Xiantao int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu); 4482470196SZhang Xiantao 45b93463aaSAvi Kivity void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr); 46b93463aaSAvi Kivity void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu); 47b93463aaSAvi Kivity void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu); 48b93463aaSAvi Kivity 490105d1a5SGleb Natapov int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data); 500105d1a5SGleb Natapov int kvm_x2apic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data); 5110388a07SGleb Natapov 5210388a07SGleb Natapov int kvm_hv_vapic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data); 5310388a07SGleb Natapov int kvm_hv_vapic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data); 5410388a07SGleb Natapov 5510388a07SGleb Natapov static inline bool kvm_hv_vapic_assist_page_enabled(struct kvm_vcpu *vcpu) 5610388a07SGleb Natapov { 5710388a07SGleb Natapov return vcpu->arch.hv_vapic & HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE; 5810388a07SGleb Natapov } 5982470196SZhang Xiantao #endif 60