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
35bool kvm_allows_irq0_override(void);
36bool kvm_has_smm(void);
37bool kvm_has_adjust_clock_stable(void);
38bool kvm_has_exception_payload(void);
39void kvm_synchronize_all_tsc(void);
40void kvm_arch_reset_vcpu(X86CPU *cs);
41void kvm_arch_do_init_vcpu(X86CPU *cs);
42
43int kvm_device_pci_assign(KVMState *s, PCIHostDeviceAddress *dev_addr,
44 uint32_t flags, uint32_t *dev_id);
45int kvm_device_pci_deassign(KVMState *s, uint32_t dev_id);
46
47int kvm_device_intx_assign(KVMState *s, uint32_t dev_id,
48 bool use_host_msi, uint32_t guest_irq);
49int kvm_device_intx_set_mask(KVMState *s, uint32_t dev_id, bool masked);
50int kvm_device_intx_deassign(KVMState *s, uint32_t dev_id, bool use_host_msi);
51
52int kvm_device_msi_assign(KVMState *s, uint32_t dev_id, int virq);
53int kvm_device_msi_deassign(KVMState *s, uint32_t dev_id);
54
55bool kvm_device_msix_supported(KVMState *s);
56int kvm_device_msix_init_vectors(KVMState *s, uint32_t dev_id,
57 uint32_t nr_vectors);
58int kvm_device_msix_set_vector(KVMState *s, uint32_t dev_id, uint32_t vector,
59 int virq);
60int kvm_device_msix_assign(KVMState *s, uint32_t dev_id);
61int kvm_device_msix_deassign(KVMState *s, uint32_t dev_id);
62
63void kvm_put_apicbase(X86CPU *cpu, uint64_t value);
64
65bool kvm_enable_x2apic(void);
66bool kvm_has_x2apic_api(void);
67
68bool kvm_hv_vpindex_settable(void);
69#endif
70