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#ifndef ARCH_X86_KVM_X86_H #define ARCH_X86_KVM_X86_H #include <linux/kvm_host.h> #include "kvm_cache_regs.h" static inline void kvm_clear_exception_queue(struct kvm_vcpu *vcpu) { vcpu->arch.exception.pending = false; } static inline void kvm_queue_interrupt(struct kvm_vcpu *vcpu, u8 vector, bool soft) { vcpu->arch.interrupt.pending = true; vcpu->arch.interrupt.soft = soft; vcpu->arch.interrupt.nr = vector; } static inline void kvm_clear_interrupt_queue(struct kvm_vcpu *vcpu) { vcpu->arch.interrupt.pending = false; } static inline bool kvm_event_needs_reinjection(struct kvm_vcpu *vcpu) { return vcpu->arch.exception.pending || vcpu->arch.interrupt.pending || vcpu->arch.nmi_injected; } static inline bool kvm_exception_is_soft(unsigned int nr) { return (nr == BP_VECTOR) || (nr == OF_VECTOR); } struct kvm_cpuid_entry2 *kvm_find_cpuid_entry(struct kvm_vcpu *vcpu, u32 function, u32 index); static inline bool is_protmode(struct kvm_vcpu *vcpu) { return kvm_read_cr0_bits(vcpu, X86_CR0_PE); } static inline int is_long_mode(struct kvm_vcpu *vcpu) { #ifdef CONFIG_X86_64 return vcpu->arch.efer & EFER_LMA; #else return 0; #endif } static inline bool mmu_is_nested(struct kvm_vcpu *vcpu) { return vcpu->arch.walk_mmu == &vcpu->arch.nested_mmu; } static inline int is_pae(struct kvm_vcpu *vcpu) { return kvm_read_cr4_bits(vcpu, X86_CR4_PAE); } static inline int is_pse(struct kvm_vcpu *vcpu) { return kvm_read_cr4_bits(vcpu, X86_CR4_PSE); } static inline int is_paging(struct kvm_vcpu *vcpu) { return kvm_read_cr0_bits(vcpu, X86_CR0_PG); } static inline u32 bit(int bitno) { return 1 << (bitno & 31); } void kvm_before_handle_nmi(struct kvm_vcpu *vcpu); void kvm_after_handle_nmi(struct kvm_vcpu *vcpu); int kvm_inject_realmode_interrupt(struct kvm_vcpu *vcpu, int irq); void kvm_write_tsc(struct kvm_vcpu *vcpu, u64 data); #endif |