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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 | ||
22 | KVMState *kvm_state; | |
23 | bool kvm_kernel_irqchip; | |
24 | bool kvm_async_interrupts_allowed; | |
25 | bool kvm_eventfds_allowed; | |
26 | bool kvm_irqfds_allowed; | |
27 | bool kvm_msi_via_irqfd_allowed; | |
28 | bool kvm_gsi_routing_allowed; | |
29 | bool kvm_gsi_direct_mapping; | |
30 | bool kvm_allowed; | |
31 | bool kvm_readonly_mem_allowed; | |
32 | ||
33 | int kvm_init_vcpu(CPUState *cpu) | |
34 | { | |
35 | return -ENOSYS; | |
36 | } | |
37 | ||
38 | int kvm_init(MachineClass *mc) | |
39 | { | |
40 | return -ENOSYS; | |
41 | } | |
42 | ||
43 | void kvm_flush_coalesced_mmio_buffer(void) | |
44 | { | |
45 | } | |
46 | ||
47 | void kvm_cpu_synchronize_state(CPUState *cpu) | |
48 | { | |
49 | } | |
50 | ||
51 | void kvm_cpu_synchronize_post_reset(CPUState *cpu) | |
52 | { | |
53 | } | |
54 | ||
55 | void kvm_cpu_synchronize_post_init(CPUState *cpu) | |
56 | { | |
57 | } | |
58 | ||
59 | int kvm_cpu_exec(CPUState *cpu) | |
60 | { | |
61 | abort(); | |
62 | } | |
63 | ||
64 | int kvm_has_sync_mmu(void) | |
65 | { | |
66 | return 0; | |
67 | } | |
68 | ||
69 | int kvm_has_many_ioeventfds(void) | |
70 | { | |
71 | return 0; | |
72 | } | |
73 | ||
74 | int kvm_has_pit_state2(void) | |
75 | { | |
76 | return 0; | |
77 | } | |
78 | ||
79 | void kvm_setup_guest_memory(void *start, size_t size) | |
80 | { | |
81 | } | |
82 | ||
83 | int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap) | |
84 | { | |
85 | return -ENOSYS; | |
86 | } | |
87 | ||
88 | int kvm_insert_breakpoint(CPUState *cpu, target_ulong addr, | |
89 | target_ulong len, int type) | |
90 | { | |
91 | return -EINVAL; | |
92 | } | |
93 | ||
94 | int kvm_remove_breakpoint(CPUState *cpu, target_ulong addr, | |
95 | target_ulong len, int type) | |
96 | { | |
97 | return -EINVAL; | |
98 | } | |
99 | ||
100 | void kvm_remove_all_breakpoints(CPUState *cpu) | |
101 | { | |
102 | } | |
103 | ||
104 | #ifndef _WIN32 | |
105 | int kvm_set_signal_mask(CPUState *cpu, const sigset_t *sigset) | |
106 | { | |
107 | abort(); | |
108 | } | |
109 | #endif | |
110 | ||
111 | int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr) | |
112 | { | |
113 | return 1; | |
114 | } | |
115 | ||
116 | int kvm_on_sigbus(int code, void *addr) | |
117 | { | |
118 | return 1; | |
119 | } | |
120 | ||
121 | #ifndef CONFIG_USER_ONLY | |
122 | int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg) | |
123 | { | |
124 | return -ENOSYS; | |
125 | } | |
126 | ||
127 | void kvm_init_irq_routing(KVMState *s) | |
128 | { | |
129 | } | |
130 | ||
131 | void kvm_irqchip_release_virq(KVMState *s, int virq) | |
132 | { | |
133 | } | |
134 | ||
135 | int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg) | |
136 | { | |
137 | return -ENOSYS; | |
138 | } | |
139 | ||
140 | int kvm_irqchip_add_adapter_route(KVMState *s, AdapterInfo *adapter) | |
141 | { | |
142 | return -ENOSYS; | |
143 | } | |
144 | ||
145 | int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n, | |
146 | EventNotifier *rn, int virq) | |
147 | { | |
148 | return -ENOSYS; | |
149 | } | |
150 | ||
151 | int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, int virq) | |
152 | { | |
153 | return -ENOSYS; | |
154 | } | |
155 | #endif |