LXR qemu/kvm-stub.c

   1/*
   2 * QEMU KVM stub
   3 *
   4 * Copyright Red Hat, Inc. 2010
   5 *
   6 * Author: Paolo Bonzini     <pbonzini@redhat.com>
   7 *
   8 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   9 * See the COPYING file in the top-level directory.
  10 *
  11 */
  12
  13#include "qemu-common.h"
  14#include "hw/hw.h"
  15#include "cpu.h"
  16#include "sysemu/kvm.h"
  17
  18#ifndef CONFIG_USER_ONLY
  19#include "hw/pci/msi.h"
  20#endif
  21
  22KVMState *kvm_state;
  23bool kvm_kernel_irqchip;
  24bool kvm_async_interrupts_allowed;
  25bool kvm_eventfds_allowed;
  26bool kvm_irqfds_allowed;
  27bool kvm_msi_via_irqfd_allowed;
  28bool kvm_gsi_routing_allowed;
  29bool kvm_gsi_direct_mapping;
  30bool kvm_allowed;
  31bool kvm_readonly_mem_allowed;
  32
  33int kvm_init_vcpu(CPUState *cpu)
  34{
  35    return -ENOSYS;
  36}
  37
  38void kvm_flush_coalesced_mmio_buffer(void)
  39{
  40}
  41
  42void kvm_cpu_synchronize_state(CPUState *cpu)
  43{
  44}
  45
  46void kvm_cpu_synchronize_post_reset(CPUState *cpu)
  47{
  48}
  49
  50void kvm_cpu_synchronize_post_init(CPUState *cpu)
  51{
  52}
  53
  54int kvm_cpu_exec(CPUState *cpu)
  55{
  56    abort();
  57}
  58
  59int kvm_has_sync_mmu(void)
  60{
  61    return 0;
  62}
  63
  64int kvm_has_many_ioeventfds(void)
  65{
  66    return 0;
  67}
  68
  69int kvm_has_pit_state2(void)
  70{
  71    return 0;
  72}
  73
  74void kvm_setup_guest_memory(void *start, size_t size)
  75{
  76}
  77
  78int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap)
  79{
  80    return -ENOSYS;
  81}
  82
  83int kvm_insert_breakpoint(CPUState *cpu, target_ulong addr,
  84                          target_ulong len, int type)
  85{
  86    return -EINVAL;
  87}
  88
  89int kvm_remove_breakpoint(CPUState *cpu, target_ulong addr,
  90                          target_ulong len, int type)
  91{
  92    return -EINVAL;
  93}
  94
  95void kvm_remove_all_breakpoints(CPUState *cpu)
  96{
  97}
  98
  99#ifndef _WIN32
 100int kvm_set_signal_mask(CPUState *cpu, const sigset_t *sigset)
 101{
 102    abort();
 103}
 104#endif
 105
 106int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr)
 107{
 108    return 1;
 109}
 110
 111int kvm_on_sigbus(int code, void *addr)
 112{
 113    return 1;
 114}
 115
 116#ifndef CONFIG_USER_ONLY
 117int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg)
 118{
 119    return -ENOSYS;
 120}
 121
 122void kvm_init_irq_routing(KVMState *s)
 123{
 124}
 125
 126void kvm_irqchip_release_virq(KVMState *s, int virq)
 127{
 128}
 129
 130int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg)
 131{
 132    return -ENOSYS;
 133}
 134
 135int kvm_irqchip_add_adapter_route(KVMState *s, AdapterInfo *adapter)
 136{
 137    return -ENOSYS;
 138}
 139
 140int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n,
 141                                   EventNotifier *rn, int virq)
 142{
 143    return -ENOSYS;
 144}
 145
 146int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, int virq)
 147{
 148    return -ENOSYS;
 149}
 150
 151bool kvm_has_free_slot(MachineState *ms)
 152{
 153    return false;
 154}
 155#endif
 156