1 /* 2 * QEMU KVM support -- x86 specific functions. 3 * 4 * Copyright (c) 2012 Linaro Limited 5 * 6 * This work is licensed under the terms of the GNU GPL, version 2 or later. 7 * See the COPYING file in the top-level directory. 8 * 9 */ 10 11 #ifndef QEMU_KVM_I386_H 12 #define QEMU_KVM_I386_H 13 14 #include "sysemu/kvm.h" 15 16 #define kvm_apic_in_kernel() (kvm_irqchip_in_kernel()) 17 18 #ifdef CONFIG_KVM 19 20 #define kvm_pit_in_kernel() \ 21 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 22 #define kvm_pic_in_kernel() \ 23 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 24 #define kvm_ioapic_in_kernel() \ 25 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 26 27 #else 28 29 #define kvm_pit_in_kernel() 0 30 #define kvm_pic_in_kernel() 0 31 #define kvm_ioapic_in_kernel() 0 32 33 #endif /* CONFIG_KVM */ 34 35 bool kvm_has_smm(void); 36 bool kvm_has_adjust_clock(void); 37 bool kvm_has_adjust_clock_stable(void); 38 bool kvm_has_exception_payload(void); 39 void kvm_synchronize_all_tsc(void); 40 void kvm_arch_reset_vcpu(X86CPU *cs); 41 void kvm_arch_after_reset_vcpu(X86CPU *cpu); 42 void kvm_arch_do_init_vcpu(X86CPU *cs); 43 44 void kvm_put_apicbase(X86CPU *cpu, uint64_t value); 45 46 bool kvm_enable_x2apic(void); 47 bool kvm_has_x2apic_api(void); 48 bool kvm_has_waitpkg(void); 49 50 bool kvm_hv_vpindex_settable(void); 51 bool kvm_hyperv_expand_features(X86CPU *cpu, Error **errp); 52 53 uint64_t kvm_swizzle_msi_ext_dest_id(uint64_t address); 54 55 bool kvm_enable_sgx_provisioning(KVMState *s); 56 void kvm_request_xsave_components(X86CPU *cpu, uint64_t mask); 57 58 typedef bool QEMURDMSRHandler(X86CPU *cpu, uint32_t msr, uint64_t *val); 59 typedef bool QEMUWRMSRHandler(X86CPU *cpu, uint32_t msr, uint64_t val); 60 typedef struct kvm_msr_handlers { 61 uint32_t msr; 62 QEMURDMSRHandler *rdmsr; 63 QEMUWRMSRHandler *wrmsr; 64 } KVMMSRHandlers; 65 66 bool kvm_filter_msr(KVMState *s, uint32_t msr, QEMURDMSRHandler *rdmsr, 67 QEMUWRMSRHandler *wrmsr); 68 69 void kvm_set_max_apic_id(uint32_t max_apic_id); 70 71 #endif 72