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1 | 98c8573e | Paolo Bonzini | /*
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2 | 98c8573e | Paolo Bonzini | * QEMU KVM stub
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3 | 98c8573e | Paolo Bonzini | *
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4 | 98c8573e | Paolo Bonzini | * Copyright Red Hat, Inc. 2010
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5 | 98c8573e | Paolo Bonzini | *
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6 | 98c8573e | Paolo Bonzini | * Author: Paolo Bonzini <pbonzini@redhat.com>
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7 | 98c8573e | Paolo Bonzini | *
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8 | 98c8573e | Paolo Bonzini | * This work is licensed under the terms of the GNU GPL, version 2 or later.
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9 | 98c8573e | Paolo Bonzini | * See the COPYING file in the top-level directory.
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10 | 98c8573e | Paolo Bonzini | *
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11 | 98c8573e | Paolo Bonzini | */
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12 | 98c8573e | Paolo Bonzini | |
13 | 98c8573e | Paolo Bonzini | #include "qemu-common.h" |
14 | 98c8573e | Paolo Bonzini | #include "hw/hw.h" |
15 | 2b41f10e | Blue Swirl | #include "cpu.h" |
16 | 9c17d615 | Paolo Bonzini | #include "sysemu/kvm.h" |
17 | 98c8573e | Paolo Bonzini | |
18 | c4cfef5e | Igor Mammedov | #ifndef CONFIG_USER_ONLY
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19 | c4cfef5e | Igor Mammedov | #include "hw/pci/msi.h" |
20 | c4cfef5e | Igor Mammedov | #endif
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21 | c4cfef5e | Igor Mammedov | |
22 | 92b4e489 | Jan Kiszka | KVMState *kvm_state; |
23 | bbf3b804 | Jan Kiszka | bool kvm_kernel_irqchip;
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24 | 7ae26bd4 | Peter Maydell | bool kvm_async_interrupts_allowed;
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25 | cc7e0ddf | Peter Maydell | bool kvm_irqfds_allowed;
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26 | 614e41bc | Peter Maydell | bool kvm_msi_via_irqfd_allowed;
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27 | f3e1bed8 | Peter Maydell | bool kvm_gsi_routing_allowed;
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28 | 76fe21de | Alexey Kardashevskiy | bool kvm_gsi_direct_mapping;
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29 | 13eed94e | Igor Mammedov | bool kvm_allowed;
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30 | df9c8b75 | Jordan Justen | bool kvm_readonly_mem_allowed;
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31 | 92b4e489 | Jan Kiszka | |
32 | 504134d2 | Andreas Färber | int kvm_init_vcpu(CPUState *cpu)
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33 | 98c8573e | Paolo Bonzini | { |
34 | 98c8573e | Paolo Bonzini | return -ENOSYS;
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35 | 98c8573e | Paolo Bonzini | } |
36 | 98c8573e | Paolo Bonzini | |
37 | cad1e282 | Jan Kiszka | int kvm_init(void) |
38 | 98c8573e | Paolo Bonzini | { |
39 | 98c8573e | Paolo Bonzini | return -ENOSYS;
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40 | 98c8573e | Paolo Bonzini | } |
41 | 98c8573e | Paolo Bonzini | |
42 | 98c8573e | Paolo Bonzini | void kvm_flush_coalesced_mmio_buffer(void) |
43 | 98c8573e | Paolo Bonzini | { |
44 | 98c8573e | Paolo Bonzini | } |
45 | 98c8573e | Paolo Bonzini | |
46 | dd1750d7 | Andreas Färber | void kvm_cpu_synchronize_state(CPUState *cpu)
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47 | 98c8573e | Paolo Bonzini | { |
48 | 98c8573e | Paolo Bonzini | } |
49 | 98c8573e | Paolo Bonzini | |
50 | 3f24a58f | Igor Mammedov | void kvm_cpu_synchronize_post_reset(CPUState *cpu)
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51 | 98c8573e | Paolo Bonzini | { |
52 | 98c8573e | Paolo Bonzini | } |
53 | 98c8573e | Paolo Bonzini | |
54 | 3f24a58f | Igor Mammedov | void kvm_cpu_synchronize_post_init(CPUState *cpu)
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55 | 98c8573e | Paolo Bonzini | { |
56 | 98c8573e | Paolo Bonzini | } |
57 | 98c8573e | Paolo Bonzini | |
58 | 1458c363 | Andreas Färber | int kvm_cpu_exec(CPUState *cpu)
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59 | 98c8573e | Paolo Bonzini | { |
60 | 1458c363 | Andreas Färber | abort(); |
61 | 98c8573e | Paolo Bonzini | } |
62 | 98c8573e | Paolo Bonzini | |
63 | 98c8573e | Paolo Bonzini | int kvm_has_sync_mmu(void) |
64 | 98c8573e | Paolo Bonzini | { |
65 | 98c8573e | Paolo Bonzini | return 0; |
66 | 98c8573e | Paolo Bonzini | } |
67 | 98c8573e | Paolo Bonzini | |
68 | d2f2b8a7 | Stefan Hajnoczi | int kvm_has_many_ioeventfds(void) |
69 | d2f2b8a7 | Stefan Hajnoczi | { |
70 | d2f2b8a7 | Stefan Hajnoczi | return 0; |
71 | d2f2b8a7 | Stefan Hajnoczi | } |
72 | d2f2b8a7 | Stefan Hajnoczi | |
73 | 8a7c7393 | Jan Kiszka | int kvm_has_pit_state2(void) |
74 | 8a7c7393 | Jan Kiszka | { |
75 | 8a7c7393 | Jan Kiszka | return 0; |
76 | 8a7c7393 | Jan Kiszka | } |
77 | 8a7c7393 | Jan Kiszka | |
78 | 98c8573e | Paolo Bonzini | void kvm_setup_guest_memory(void *start, size_t size) |
79 | 98c8573e | Paolo Bonzini | { |
80 | 98c8573e | Paolo Bonzini | } |
81 | 98c8573e | Paolo Bonzini | |
82 | 38e478ec | Stefan Weil | int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap) |
83 | 98c8573e | Paolo Bonzini | { |
84 | 4bef75b5 | Jan Kiszka | return -ENOSYS;
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85 | 98c8573e | Paolo Bonzini | } |
86 | 98c8573e | Paolo Bonzini | |
87 | 62278814 | Andreas Färber | int kvm_insert_breakpoint(CPUState *cpu, target_ulong addr,
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88 | 98c8573e | Paolo Bonzini | target_ulong len, int type)
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89 | 98c8573e | Paolo Bonzini | { |
90 | 98c8573e | Paolo Bonzini | return -EINVAL;
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91 | 98c8573e | Paolo Bonzini | } |
92 | 98c8573e | Paolo Bonzini | |
93 | 62278814 | Andreas Färber | int kvm_remove_breakpoint(CPUState *cpu, target_ulong addr,
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94 | 98c8573e | Paolo Bonzini | target_ulong len, int type)
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95 | 98c8573e | Paolo Bonzini | { |
96 | 98c8573e | Paolo Bonzini | return -EINVAL;
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97 | 98c8573e | Paolo Bonzini | } |
98 | 98c8573e | Paolo Bonzini | |
99 | 1d5791f4 | Andreas Färber | void kvm_remove_all_breakpoints(CPUState *cpu)
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100 | 98c8573e | Paolo Bonzini | { |
101 | 98c8573e | Paolo Bonzini | } |
102 | 98c8573e | Paolo Bonzini | |
103 | 98c8573e | Paolo Bonzini | #ifndef _WIN32
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104 | 491d6e80 | Andreas Färber | int kvm_set_signal_mask(CPUState *cpu, const sigset_t *sigset) |
105 | 98c8573e | Paolo Bonzini | { |
106 | 98c8573e | Paolo Bonzini | abort(); |
107 | 98c8573e | Paolo Bonzini | } |
108 | 98c8573e | Paolo Bonzini | #endif
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109 | 98c8573e | Paolo Bonzini | |
110 | 290adf38 | Andreas Färber | int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr) |
111 | a1b87fe0 | Jan Kiszka | { |
112 | a1b87fe0 | Jan Kiszka | return 1; |
113 | a1b87fe0 | Jan Kiszka | } |
114 | a1b87fe0 | Jan Kiszka | |
115 | c0532a76 | Marcelo Tosatti | int kvm_on_sigbus(int code, void *addr) |
116 | c0532a76 | Marcelo Tosatti | { |
117 | c0532a76 | Marcelo Tosatti | return 1; |
118 | c0532a76 | Marcelo Tosatti | } |
119 | 92b4e489 | Jan Kiszka | |
120 | c4cfef5e | Igor Mammedov | #ifndef CONFIG_USER_ONLY
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121 | 92b4e489 | Jan Kiszka | int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg)
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122 | 92b4e489 | Jan Kiszka | { |
123 | 92b4e489 | Jan Kiszka | return -ENOSYS;
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124 | 92b4e489 | Jan Kiszka | } |
125 | 1e2aa8be | Jan Kiszka | |
126 | 7b774593 | Alexander Graf | void kvm_init_irq_routing(KVMState *s)
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127 | 7b774593 | Alexander Graf | { |
128 | 7b774593 | Alexander Graf | } |
129 | 7b774593 | Alexander Graf | |
130 | 1e2aa8be | Jan Kiszka | void kvm_irqchip_release_virq(KVMState *s, int virq) |
131 | 1e2aa8be | Jan Kiszka | { |
132 | 1e2aa8be | Jan Kiszka | } |
133 | 39853bbc | Jan Kiszka | |
134 | 078bbb50 | Michael S. Tsirkin | int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg) |
135 | 078bbb50 | Michael S. Tsirkin | { |
136 | 078bbb50 | Michael S. Tsirkin | return -ENOSYS;
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137 | 078bbb50 | Michael S. Tsirkin | } |
138 | 078bbb50 | Michael S. Tsirkin | |
139 | 821c808b | Paolo Bonzini | int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n,
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140 | 821c808b | Paolo Bonzini | EventNotifier *rn, int virq)
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141 | 39853bbc | Jan Kiszka | { |
142 | 39853bbc | Jan Kiszka | return -ENOSYS;
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143 | 39853bbc | Jan Kiszka | } |
144 | 39853bbc | Jan Kiszka | |
145 | b131c74a | Jan Kiszka | int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, int virq) |
146 | 15b2bd18 | Paolo Bonzini | { |
147 | 15b2bd18 | Paolo Bonzini | return -ENOSYS;
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148 | 15b2bd18 | Paolo Bonzini | } |
149 | c4cfef5e | Igor Mammedov | #endif |