text: /*
   * QEMU KVM stub
   *
   * Copyright Red Hat, Inc. 2010
   *
   * Author: Paolo Bonzini     <pbonzini@redhat.com>
   *
   * This work is licensed under the terms of the GNU GPL, version 2 or later.
   * See the COPYING file in the top-level directory.
   *
   */
  
  #include "qemu/osdep.h"
  #include "cpu.h"
  #include "sysemu/kvm.h"
  
  #ifndef CONFIG_USER_ONLY
  #include "hw/pci/msi.h"
  #endif
  
  KVMState *kvm_state;
  bool kvm_kernel_irqchip;
  bool kvm_async_interrupts_allowed;
  bool kvm_eventfds_allowed;
  bool kvm_irqfds_allowed;
  bool kvm_resamplefds_allowed;
  bool kvm_msi_via_irqfd_allowed;
  bool kvm_gsi_routing_allowed;
  bool kvm_gsi_direct_mapping;
  bool kvm_allowed;
  bool kvm_readonly_mem_allowed;
  bool kvm_ioeventfd_any_length_allowed;
  bool kvm_msi_use_devid;
  
  void kvm_flush_coalesced_mmio_buffer(void)
  {
  }
  
  void kvm_cpu_synchronize_state(CPUState *cpu)
  {
  }
  
  bool kvm_has_sync_mmu(void)
  {
      return false;
  }
  
  int kvm_has_many_ioeventfds(void)
  {
      return 0;
  }
  
  int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap)
  {
      return -ENOSYS;
  }
  
  int kvm_insert_breakpoint(CPUState *cpu, target_ulong addr,
                            target_ulong len, int type)
  {
      return -EINVAL;
  }
  
  int kvm_remove_breakpoint(CPUState *cpu, target_ulong addr,
                            target_ulong len, int type)
  {
      return -EINVAL;
  }
  
  void kvm_remove_all_breakpoints(CPUState *cpu)
  {
  }
  
  int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr)
  {
      return 1;
  }
  
  int kvm_on_sigbus(int code, void *addr)
  {
      return 1;
  }
  
  #ifndef CONFIG_USER_ONLY
  int kvm_irqchip_add_msi_route(KVMState *s, int vector, PCIDevice *dev)
  {
      return -ENOSYS;
  }
  
  void kvm_init_irq_routing(KVMState *s)
  {
  }
  
  void kvm_irqchip_release_virq(KVMState *s, int virq)
  {
  }
  
  int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg,
                                   PCIDevice *dev)
  {
      return -ENOSYS;
  }
  
  void kvm_irqchip_commit_routes(KVMState *s)
  {
  }
  
  void kvm_irqchip_add_change_notifier(Notifier *n)
  {
  }
  
  void kvm_irqchip_remove_change_notifier(Notifier *n)
  {
  }
  
  void kvm_irqchip_change_notify(void)
  {
  }
  
  int kvm_irqchip_add_adapter_route(KVMState *s, AdapterInfo *adapter)
  {
      return -ENOSYS;
  }
  
  int kvm_irqchip_add_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
                                         EventNotifier *rn, int virq)
  {
      return -ENOSYS;
  }
  
  int kvm_irqchip_remove_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
                                            int virq)
  {
      return -ENOSYS;
  }
  
  bool kvm_has_free_slot(MachineState *ms)
  {
      return false;
  }
  
  void kvm_init_cpu_signals(CPUState *cpu)
  {
      abort();
  }
  
  bool kvm_arm_supports_user_irq(void)
  {
      return false;
  }
  #endif
  