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/osdep.h"
  14#include "qemu-common.h"
  15#include "hw/hw.h"
  16#include "cpu.h"
  17#include "sysemu/kvm.h"
  18
  19#ifndef CONFIG_USER_ONLY
  20#include "hw/pci/msi.h"
  21#endif
  22
  23KVMState *kvm_state;
  24bool kvm_kernel_irqchip;
  25bool kvm_async_interrupts_allowed;
  26bool kvm_eventfds_allowed;
  27bool kvm_irqfds_allowed;
  28bool kvm_resamplefds_allowed;
  29bool kvm_msi_via_irqfd_allowed;
  30bool kvm_gsi_routing_allowed;
  31bool kvm_gsi_direct_mapping;
  32bool kvm_allowed;
  33bool kvm_readonly_mem_allowed;
  34bool kvm_ioeventfd_any_length_allowed;
  35
  36int kvm_init_vcpu(CPUState *cpu)
  37{
  38    return -ENOSYS;
  39}
  40
  41void kvm_flush_coalesced_mmio_buffer(void)
  42{
  43}
  44
  45void kvm_cpu_synchronize_state(CPUState *cpu)
  46{
  47}
  48
  49void kvm_cpu_synchronize_post_reset(CPUState *cpu)
  50{
  51}
  52
  53void kvm_cpu_synchronize_post_init(CPUState *cpu)
  54{
  55}
  56
  57int kvm_cpu_exec(CPUState *cpu)
  58{
  59    abort();
  60}
  61
  62int kvm_has_sync_mmu(void)
  63{
  64    return 0;
  65}
  66
  67int kvm_has_many_ioeventfds(void)
  68{
  69    return 0;
  70}
  71
  72void kvm_setup_guest_memory(void *start, size_t size)
  73{
  74}
  75
  76int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap)
  77{
  78    return -ENOSYS;
  79}
  80
  81int kvm_insert_breakpoint(CPUState *cpu, target_ulong addr,
  82                          target_ulong len, int type)
  83{
  84    return -EINVAL;
  85}
  86
  87int kvm_remove_breakpoint(CPUState *cpu, target_ulong addr,
  88                          target_ulong len, int type)
  89{
  90    return -EINVAL;
  91}
  92
  93void kvm_remove_all_breakpoints(CPUState *cpu)
  94{
  95}
  96
  97#ifndef _WIN32
  98int kvm_set_signal_mask(CPUState *cpu, const sigset_t *sigset)
  99{
 100    abort();
 101}
 102#endif
 103
 104int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr)
 105{
 106    return 1;
 107}
 108
 109int kvm_on_sigbus(int code, void *addr)
 110{
 111    return 1;
 112}
 113
 114#ifndef CONFIG_USER_ONLY
 115int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg, PCIDevice *dev)
 116{
 117    return -ENOSYS;
 118}
 119
 120void kvm_init_irq_routing(KVMState *s)
 121{
 122}
 123
 124void kvm_irqchip_release_virq(KVMState *s, int virq)
 125{
 126}
 127
 128int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg,
 129                                 PCIDevice *dev)
 130{
 131    return -ENOSYS;
 132}
 133
 134int kvm_irqchip_add_adapter_route(KVMState *s, AdapterInfo *adapter)
 135{
 136    return -ENOSYS;
 137}
 138
 139int kvm_irqchip_add_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
 140                                       EventNotifier *rn, int virq)
 141{
 142    return -ENOSYS;
 143}
 144
 145int kvm_irqchip_remove_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
 146                                          int virq)
 147{
 148    return -ENOSYS;
 149}
 150
 151bool kvm_has_free_slot(MachineState *ms)
 152{
 153    return false;
 154}
 155#endif
 156