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