blob: b22837828e024d12773e07b60adc35af962a604b [file] [log] [blame]
Paolo Bonzini98c85732010-04-19 18:59:30 +00001/*
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"
Paolo Bonzini98c85732010-04-19 18:59:30 +000014#include "hw/hw.h"
Blue Swirl2b41f102011-06-19 20:38:22 +000015#include "cpu.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010016#include "sysemu/kvm.h"
Paolo Bonzini98c85732010-04-19 18:59:30 +000017
Igor Mammedovc4cfef52013-04-23 10:29:35 +020018#ifndef CONFIG_USER_ONLY
19#include "hw/pci/msi.h"
20#endif
21
Jan Kiszka92b4e482012-05-17 10:32:33 -030022KVMState *kvm_state;
Jan Kiszkabbf3b802012-05-17 10:32:37 -030023bool kvm_kernel_irqchip;
Peter Maydell7ae26bd2012-07-26 15:35:11 +010024bool kvm_async_interrupts_allowed;
Peter Maydellcc7e0dd2012-07-26 15:35:14 +010025bool kvm_irqfds_allowed;
Peter Maydell614e41b2012-07-26 15:35:15 +010026bool kvm_msi_via_irqfd_allowed;
Peter Maydellf3e1bed2012-07-26 15:35:16 +010027bool kvm_gsi_routing_allowed;
Jan Kiszka92b4e482012-05-17 10:32:33 -030028
Andreas Färber504134d2012-12-17 06:38:45 +010029int kvm_init_vcpu(CPUState *cpu)
Paolo Bonzini98c85732010-04-19 18:59:30 +000030{
31 return -ENOSYS;
32}
33
Jan Kiszkacad1e282011-01-21 21:48:16 +010034int kvm_init(void)
Paolo Bonzini98c85732010-04-19 18:59:30 +000035{
36 return -ENOSYS;
37}
38
39void kvm_flush_coalesced_mmio_buffer(void)
40{
41}
42
Andreas Färber9349b4f2012-03-14 01:38:32 +010043void kvm_cpu_synchronize_state(CPUArchState *env)
Paolo Bonzini98c85732010-04-19 18:59:30 +000044{
45}
46
Igor Mammedov3f24a582013-04-11 16:51:41 +020047void kvm_cpu_synchronize_post_reset(CPUState *cpu)
Paolo Bonzini98c85732010-04-19 18:59:30 +000048{
49}
50
Igor Mammedov3f24a582013-04-11 16:51:41 +020051void kvm_cpu_synchronize_post_init(CPUState *cpu)
Paolo Bonzini98c85732010-04-19 18:59:30 +000052{
53}
54
Andreas Färber9349b4f2012-03-14 01:38:32 +010055int kvm_cpu_exec(CPUArchState *env)
Paolo Bonzini98c85732010-04-19 18:59:30 +000056{
57 abort ();
58}
59
60int kvm_has_sync_mmu(void)
61{
62 return 0;
63}
64
Stefan Hajnoczid2f2b8a2011-01-10 13:50:05 +020065int kvm_has_many_ioeventfds(void)
66{
67 return 0;
68}
69
Jan Kiszka8a7c7392012-03-02 20:28:48 +010070int kvm_has_pit_state2(void)
71{
72 return 0;
73}
74
Paolo Bonzini98c85732010-04-19 18:59:30 +000075void kvm_setup_guest_memory(void *start, size_t size)
76{
77}
78
Andreas Färber9349b4f2012-03-14 01:38:32 +010079int kvm_update_guest_debug(CPUArchState *env, unsigned long reinject_trap)
Paolo Bonzini98c85732010-04-19 18:59:30 +000080{
Jan Kiszka4bef75b2011-06-08 16:11:04 +020081 return -ENOSYS;
Paolo Bonzini98c85732010-04-19 18:59:30 +000082}
83
Andreas Färber9349b4f2012-03-14 01:38:32 +010084int kvm_insert_breakpoint(CPUArchState *current_env, target_ulong addr,
Paolo Bonzini98c85732010-04-19 18:59:30 +000085 target_ulong len, int type)
86{
87 return -EINVAL;
88}
89
Andreas Färber9349b4f2012-03-14 01:38:32 +010090int kvm_remove_breakpoint(CPUArchState *current_env, target_ulong addr,
Paolo Bonzini98c85732010-04-19 18:59:30 +000091 target_ulong len, int type)
92{
93 return -EINVAL;
94}
95
Andreas Färber9349b4f2012-03-14 01:38:32 +010096void kvm_remove_all_breakpoints(CPUArchState *current_env)
Paolo Bonzini98c85732010-04-19 18:59:30 +000097{
98}
99
100#ifndef _WIN32
Andreas Färber9349b4f2012-03-14 01:38:32 +0100101int kvm_set_signal_mask(CPUArchState *env, const sigset_t *sigset)
Paolo Bonzini98c85732010-04-19 18:59:30 +0000102{
103 abort();
104}
105#endif
106
Andreas Färber290adf32013-01-17 09:30:27 +0100107int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr)
Jan Kiszkaa1b87fe2011-02-01 22:15:51 +0100108{
109 return 1;
110}
111
Marcelo Tosattic0532a72010-10-11 15:31:21 -0300112int kvm_on_sigbus(int code, void *addr)
113{
114 return 1;
115}
Jan Kiszka92b4e482012-05-17 10:32:33 -0300116
Igor Mammedovc4cfef52013-04-23 10:29:35 +0200117#ifndef CONFIG_USER_ONLY
Jan Kiszka92b4e482012-05-17 10:32:33 -0300118int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg)
119{
120 return -ENOSYS;
121}
Jan Kiszka1e2aa8b2012-05-17 10:32:34 -0300122
123void kvm_irqchip_release_virq(KVMState *s, int virq)
124{
125}
Jan Kiszka39853bb2012-05-17 10:32:36 -0300126
Michael S. Tsirkin078bbb52012-12-21 00:47:46 +0200127int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg)
128{
129 return -ENOSYS;
130}
131
Jan Kiszkab131c742012-08-20 10:55:56 +0200132int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n, int virq)
Jan Kiszka39853bb2012-05-17 10:32:36 -0300133{
134 return -ENOSYS;
135}
136
Jan Kiszkab131c742012-08-20 10:55:56 +0200137int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, int virq)
Paolo Bonzini15b2bd12012-07-05 17:16:30 +0200138{
139 return -ENOSYS;
140}
Igor Mammedovc4cfef52013-04-23 10:29:35 +0200141#endif