target/i386/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_allows_irq0_override(void);
  36 bool kvm_has_smm(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_do_init_vcpu(X86CPU *cs);
  42
  43 int kvm_device_pci_assign(KVMState *s, PCIHostDeviceAddress *dev_addr,
  44                           uint32_t flags, uint32_t *dev_id);
  45 int kvm_device_pci_deassign(KVMState *s, uint32_t dev_id);
  46
  47 int kvm_device_intx_assign(KVMState *s, uint32_t dev_id,
  48                            bool use_host_msi, uint32_t guest_irq);
  49 int kvm_device_intx_set_mask(KVMState *s, uint32_t dev_id, bool masked);
  50 int kvm_device_intx_deassign(KVMState *s, uint32_t dev_id, bool use_host_msi);
  51
  52 int kvm_device_msi_assign(KVMState *s, uint32_t dev_id, int virq);
  53 int kvm_device_msi_deassign(KVMState *s, uint32_t dev_id);
  54
  55 bool kvm_device_msix_supported(KVMState *s);
  56 int kvm_device_msix_init_vectors(KVMState *s, uint32_t dev_id,
  57                                  uint32_t nr_vectors);
  58 int kvm_device_msix_set_vector(KVMState *s, uint32_t dev_id, uint32_t vector,
  59                                int virq);
  60 int kvm_device_msix_assign(KVMState *s, uint32_t dev_id);
  61 int kvm_device_msix_deassign(KVMState *s, uint32_t dev_id);
  62
  63 void kvm_put_apicbase(X86CPU *cpu, uint64_t value);
  64
  65 bool kvm_enable_x2apic(void);
  66 bool kvm_has_x2apic_api(void);
  67
  68 bool kvm_hv_vpindex_settable(void);
  69 #endif