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 "system/kvm.h" 15 16 #define KVM_MAX_CPUID_ENTRIES 100 17 18 /* always false if !CONFIG_KVM */ 19 #define kvm_pit_in_kernel() \ 20 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 21 #define kvm_pic_in_kernel() \ 22 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 23 #define kvm_ioapic_in_kernel() \ 24 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 25 26 bool kvm_has_smm(void); 27 bool kvm_enable_x2apic(void); 28 bool kvm_hv_vpindex_settable(void); 29 bool kvm_enable_hypercall(uint64_t enable_mask); 30 31 bool kvm_enable_sgx_provisioning(KVMState *s); 32 bool kvm_hyperv_expand_features(X86CPU *cpu, Error **errp); 33 34 int kvm_get_vm_type(MachineState *ms); 35 void kvm_arch_reset_vcpu(X86CPU *cs); 36 void kvm_arch_after_reset_vcpu(X86CPU *cpu); 37 void kvm_arch_do_init_vcpu(X86CPU *cs); 38 uint32_t kvm_arch_get_supported_cpuid(KVMState *env, uint32_t function, 39 uint32_t index, int reg); 40 uint64_t kvm_arch_get_supported_msr_feature(KVMState *s, uint32_t index); 41 42 void kvm_set_max_apic_id(uint32_t max_apic_id); 43 void kvm_request_xsave_components(X86CPU *cpu, uint64_t mask); 44 45 #ifdef CONFIG_KVM 46 47 #include <linux/kvm.h> 48 49 typedef struct KvmCpuidInfo { 50 struct kvm_cpuid2 cpuid; 51 struct kvm_cpuid_entry2 entries[KVM_MAX_CPUID_ENTRIES]; 52 } KvmCpuidInfo; 53 54 bool kvm_is_vm_type_supported(int type); 55 bool kvm_has_adjust_clock_stable(void); 56 bool kvm_has_exception_payload(void); 57 void kvm_synchronize_all_tsc(void); 58 59 void kvm_get_apic_state(DeviceState *d, struct kvm_lapic_state *kapic); 60 void kvm_put_apicbase(X86CPU *cpu, uint64_t value); 61 62 bool kvm_has_x2apic_api(void); 63 bool kvm_has_waitpkg(void); 64 65 uint64_t kvm_swizzle_msi_ext_dest_id(uint64_t address); 66 void kvm_update_msi_routes_all(void *private, bool global, 67 uint32_t index, uint32_t mask); 68 69 struct kvm_cpuid_entry2 *cpuid_find_entry(struct kvm_cpuid2 *cpuid, 70 uint32_t function, 71 uint32_t index); 72 uint32_t cpuid_entry_get_reg(struct kvm_cpuid_entry2 *entry, int reg); 73 uint32_t kvm_x86_build_cpuid(CPUX86State *env, struct kvm_cpuid_entry2 *entries, 74 uint32_t cpuid_i); 75 #endif /* CONFIG_KVM */ 76 77 void kvm_pc_setup_irq_routing(bool pci_enabled); 78 79 #endif 80