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; 16*5eadf916SMichael S. Tsirkin /** 17*5eadf916SMichael S. Tsirkin * APIC register page. The layout matches the register layout seen by 18*5eadf916SMichael S. Tsirkin * the guest 1:1, because it is accessed by the vmx microcode. 19*5eadf916SMichael S. Tsirkin * Note: Only one register, the TPR, is used by the microcode. 20*5eadf916SMichael S. Tsirkin */ 2182470196SZhang Xiantao void *regs; 22b93463aaSAvi Kivity gpa_t vapic_addr; 23b93463aaSAvi Kivity struct page *vapic_page; 2482470196SZhang Xiantao }; 2582470196SZhang Xiantao int kvm_create_lapic(struct kvm_vcpu *vcpu); 2682470196SZhang Xiantao void kvm_free_lapic(struct kvm_vcpu *vcpu); 2782470196SZhang Xiantao 2882470196SZhang Xiantao int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu); 2982470196SZhang Xiantao int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu); 3082470196SZhang Xiantao int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu); 3182470196SZhang Xiantao void kvm_lapic_reset(struct kvm_vcpu *vcpu); 3282470196SZhang Xiantao u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu); 3382470196SZhang Xiantao void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8); 3458fbbf26SKevin Tian void kvm_lapic_set_eoi(struct kvm_vcpu *vcpu); 3582470196SZhang Xiantao void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value); 368b2cf73cSHarvey Harrison u64 kvm_lapic_get_base(struct kvm_vcpu *vcpu); 37fc61b800SGleb Natapov void kvm_apic_set_version(struct kvm_vcpu *vcpu); 3882470196SZhang Xiantao 3982470196SZhang Xiantao int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest); 4082470196SZhang Xiantao int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda); 4158c2dde1SGleb Natapov int kvm_apic_set_irq(struct kvm_vcpu *vcpu, struct kvm_lapic_irq *irq); 4289342082SAvi Kivity int kvm_apic_local_deliver(struct kvm_lapic *apic, int lvt_type); 4382470196SZhang Xiantao 4482470196SZhang Xiantao u64 kvm_get_apic_base(struct kvm_vcpu *vcpu); 4582470196SZhang Xiantao void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data); 4682470196SZhang Xiantao void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu); 4782470196SZhang Xiantao int kvm_lapic_enabled(struct kvm_vcpu *vcpu); 48343f94feSGleb Natapov bool kvm_apic_present(struct kvm_vcpu *vcpu); 4982470196SZhang Xiantao int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu); 5082470196SZhang Xiantao 51a3e06bbeSLiu, Jinsong u64 kvm_get_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu); 52a3e06bbeSLiu, Jinsong void kvm_set_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu, u64 data); 53a3e06bbeSLiu, Jinsong 54b93463aaSAvi Kivity void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr); 55b93463aaSAvi Kivity void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu); 56b93463aaSAvi Kivity void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu); 57b93463aaSAvi Kivity 580105d1a5SGleb Natapov int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data); 590105d1a5SGleb Natapov int kvm_x2apic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data); 6010388a07SGleb Natapov 6110388a07SGleb Natapov int kvm_hv_vapic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data); 6210388a07SGleb Natapov int kvm_hv_vapic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data); 6310388a07SGleb Natapov 6410388a07SGleb Natapov static inline bool kvm_hv_vapic_assist_page_enabled(struct kvm_vcpu *vcpu) 6510388a07SGleb Natapov { 6610388a07SGleb Natapov return vcpu->arch.hv_vapic & HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE; 6710388a07SGleb Natapov } 6882470196SZhang Xiantao #endif 69