qemu/kvm-stub.c

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/*
* 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-common.h"
#include "hw/hw.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_irqfds_allowed;
bool kvm_msi_via_irqfd_allowed;
bool kvm_gsi_routing_allowed;
bool kvm_allowed;
bool kvm_readonly_mem_allowed;
int kvm_init_vcpu(CPUState *cpu)
{
return -ENOSYS;
}
int kvm_init(void)
{
return -ENOSYS;
}
void kvm_flush_coalesced_mmio_buffer(void)
{
}
void kvm_cpu_synchronize_state(CPUState *cpu)
{
}
void kvm_cpu_synchronize_post_reset(CPUState *cpu)
{
}
void kvm_cpu_synchronize_post_init(CPUState *cpu)
{
}
int kvm_cpu_exec(CPUState *cpu)
{
abort();
}
int kvm_has_sync_mmu(void)
{
return 0;
}
int kvm_has_many_ioeventfds(void)
{
return 0;
}
int kvm_has_pit_state2(void)
{
return 0;
}
void kvm_setup_guest_memory(void *start, size_t size)
{
}
int kvm_update_guest_debug(CPUArchState *env, unsigned long reinject_trap)
{
return -ENOSYS;
}
int kvm_insert_breakpoint(CPUArchState *current_env, target_ulong addr,
target_ulong len, int type)
{
return -EINVAL;
}
int kvm_remove_breakpoint(CPUArchState *current_env, target_ulong addr,
target_ulong len, int type)
{
return -EINVAL;
}
void kvm_remove_all_breakpoints(CPUArchState *current_env)
{
}
#ifndef _WIN32
int kvm_set_signal_mask(CPUState *cpu, const sigset_t *sigset)
{
abort();
}
#endif
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, MSIMessage msg)
{
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)
{
return -ENOSYS;
}
int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n, int virq)
{
return -ENOSYS;
}
int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, int virq)
{
return -ENOSYS;
}
#endif