target/i386/kvm/kvm_i386.h

   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 void kvm_update_msi_routes_all(void *private, bool global,
  55                                uint32_t index, uint32_t mask);
  56
  57 bool kvm_enable_sgx_provisioning(KVMState *s);
  58 void kvm_request_xsave_components(X86CPU *cpu, uint64_t mask);
  59
  60 typedef bool QEMURDMSRHandler(X86CPU *cpu, uint32_t msr, uint64_t *val);
  61 typedef bool QEMUWRMSRHandler(X86CPU *cpu, uint32_t msr, uint64_t val);
  62 typedef struct kvm_msr_handlers {
  63     uint32_t msr;
  64     QEMURDMSRHandler *rdmsr;
  65     QEMUWRMSRHandler *wrmsr;
  66 } KVMMSRHandlers;
  67
  68 bool kvm_filter_msr(KVMState *s, uint32_t msr, QEMURDMSRHandler *rdmsr,
  69                     QEMUWRMSRHandler *wrmsr);
  70
  71 void kvm_set_max_apic_id(uint32_t max_apic_id);
  72
  73 #endif