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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 | 13eed94e | Igor Mammedov | bool kvm_allowed;
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| 29 | df9c8b75 | Jordan Justen | bool kvm_readonly_mem_allowed;
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| 30 | 92b4e489 | Jan Kiszka | |
| 31 | 504134d2 | Andreas Färber | int kvm_init_vcpu(CPUState *cpu)
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| 32 | 98c8573e | Paolo Bonzini | {
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| 33 | 98c8573e | Paolo Bonzini | return -ENOSYS;
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| 34 | 98c8573e | Paolo Bonzini | } |
| 35 | 98c8573e | Paolo Bonzini | |
| 36 | cad1e282 | Jan Kiszka | int kvm_init(void) |
| 37 | 98c8573e | Paolo Bonzini | {
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| 38 | 98c8573e | Paolo Bonzini | return -ENOSYS;
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| 39 | 98c8573e | Paolo Bonzini | } |
| 40 | 98c8573e | Paolo Bonzini | |
| 41 | 98c8573e | Paolo Bonzini | void kvm_flush_coalesced_mmio_buffer(void) |
| 42 | 98c8573e | Paolo Bonzini | {
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| 43 | 98c8573e | Paolo Bonzini | } |
| 44 | 98c8573e | Paolo Bonzini | |
| 45 | dd1750d7 | Andreas Färber | void kvm_cpu_synchronize_state(CPUState *cpu)
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| 46 | 98c8573e | Paolo Bonzini | {
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| 47 | 98c8573e | Paolo Bonzini | } |
| 48 | 98c8573e | Paolo Bonzini | |
| 49 | 3f24a58f | Igor Mammedov | void kvm_cpu_synchronize_post_reset(CPUState *cpu)
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| 50 | 98c8573e | Paolo Bonzini | {
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| 51 | 98c8573e | Paolo Bonzini | } |
| 52 | 98c8573e | Paolo Bonzini | |
| 53 | 3f24a58f | Igor Mammedov | void kvm_cpu_synchronize_post_init(CPUState *cpu)
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| 54 | 98c8573e | Paolo Bonzini | {
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| 55 | 98c8573e | Paolo Bonzini | } |
| 56 | 98c8573e | Paolo Bonzini | |
| 57 | 1458c363 | Andreas Färber | int kvm_cpu_exec(CPUState *cpu)
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| 58 | 98c8573e | Paolo Bonzini | {
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| 59 | 1458c363 | Andreas Färber | abort(); |
| 60 | 98c8573e | Paolo Bonzini | } |
| 61 | 98c8573e | Paolo Bonzini | |
| 62 | 98c8573e | Paolo Bonzini | int kvm_has_sync_mmu(void) |
| 63 | 98c8573e | Paolo Bonzini | {
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| 64 | 98c8573e | Paolo Bonzini | return 0; |
| 65 | 98c8573e | Paolo Bonzini | } |
| 66 | 98c8573e | Paolo Bonzini | |
| 67 | d2f2b8a7 | Stefan Hajnoczi | int kvm_has_many_ioeventfds(void) |
| 68 | d2f2b8a7 | Stefan Hajnoczi | {
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| 69 | d2f2b8a7 | Stefan Hajnoczi | return 0; |
| 70 | d2f2b8a7 | Stefan Hajnoczi | } |
| 71 | d2f2b8a7 | Stefan Hajnoczi | |
| 72 | 8a7c7393 | Jan Kiszka | int kvm_has_pit_state2(void) |
| 73 | 8a7c7393 | Jan Kiszka | {
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| 74 | 8a7c7393 | Jan Kiszka | return 0; |
| 75 | 8a7c7393 | Jan Kiszka | } |
| 76 | 8a7c7393 | Jan Kiszka | |
| 77 | 98c8573e | Paolo Bonzini | void kvm_setup_guest_memory(void *start, size_t size) |
| 78 | 98c8573e | Paolo Bonzini | {
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| 79 | 98c8573e | Paolo Bonzini | } |
| 80 | 98c8573e | Paolo Bonzini | |
| 81 | 38e478ec | Stefan Weil | int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap) |
| 82 | 98c8573e | Paolo Bonzini | {
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| 83 | 4bef75b5 | Jan Kiszka | return -ENOSYS;
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| 84 | 98c8573e | Paolo Bonzini | } |
| 85 | 98c8573e | Paolo Bonzini | |
| 86 | 62278814 | Andreas Färber | int kvm_insert_breakpoint(CPUState *cpu, target_ulong addr,
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| 87 | 98c8573e | Paolo Bonzini | target_ulong len, int type)
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| 88 | 98c8573e | Paolo Bonzini | {
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| 89 | 98c8573e | Paolo Bonzini | return -EINVAL;
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| 90 | 98c8573e | Paolo Bonzini | } |
| 91 | 98c8573e | Paolo Bonzini | |
| 92 | 62278814 | Andreas Färber | int kvm_remove_breakpoint(CPUState *cpu, target_ulong addr,
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| 93 | 98c8573e | Paolo Bonzini | target_ulong len, int type)
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| 94 | 98c8573e | Paolo Bonzini | {
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| 95 | 98c8573e | Paolo Bonzini | return -EINVAL;
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| 96 | 98c8573e | Paolo Bonzini | } |
| 97 | 98c8573e | Paolo Bonzini | |
| 98 | 1d5791f4 | Andreas Färber | void kvm_remove_all_breakpoints(CPUState *cpu)
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| 99 | 98c8573e | Paolo Bonzini | {
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| 100 | 98c8573e | Paolo Bonzini | } |
| 101 | 98c8573e | Paolo Bonzini | |
| 102 | 98c8573e | Paolo Bonzini | #ifndef _WIN32
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| 103 | 491d6e80 | Andreas Färber | int kvm_set_signal_mask(CPUState *cpu, const sigset_t *sigset) |
| 104 | 98c8573e | Paolo Bonzini | {
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| 105 | 98c8573e | Paolo Bonzini | abort(); |
| 106 | 98c8573e | Paolo Bonzini | } |
| 107 | 98c8573e | Paolo Bonzini | #endif
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| 108 | 98c8573e | Paolo Bonzini | |
| 109 | 290adf38 | Andreas Färber | int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr) |
| 110 | a1b87fe0 | Jan Kiszka | {
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| 111 | a1b87fe0 | Jan Kiszka | return 1; |
| 112 | a1b87fe0 | Jan Kiszka | } |
| 113 | a1b87fe0 | Jan Kiszka | |
| 114 | c0532a76 | Marcelo Tosatti | int kvm_on_sigbus(int code, void *addr) |
| 115 | c0532a76 | Marcelo Tosatti | {
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| 116 | c0532a76 | Marcelo Tosatti | return 1; |
| 117 | c0532a76 | Marcelo Tosatti | } |
| 118 | 92b4e489 | Jan Kiszka | |
| 119 | c4cfef5e | Igor Mammedov | #ifndef CONFIG_USER_ONLY
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| 120 | 92b4e489 | Jan Kiszka | int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg)
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| 121 | 92b4e489 | Jan Kiszka | {
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| 122 | 92b4e489 | Jan Kiszka | return -ENOSYS;
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| 123 | 92b4e489 | Jan Kiszka | } |
| 124 | 1e2aa8be | Jan Kiszka | |
| 125 | 7b774593 | Alexander Graf | void kvm_init_irq_routing(KVMState *s)
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| 126 | 7b774593 | Alexander Graf | {
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| 127 | 7b774593 | Alexander Graf | } |
| 128 | 7b774593 | Alexander Graf | |
| 129 | 1e2aa8be | Jan Kiszka | void kvm_irqchip_release_virq(KVMState *s, int virq) |
| 130 | 1e2aa8be | Jan Kiszka | {
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| 131 | 1e2aa8be | Jan Kiszka | } |
| 132 | 39853bbc | Jan Kiszka | |
| 133 | 078bbb50 | Michael S. Tsirkin | int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg) |
| 134 | 078bbb50 | Michael S. Tsirkin | {
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| 135 | 078bbb50 | Michael S. Tsirkin | return -ENOSYS;
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| 136 | 078bbb50 | Michael S. Tsirkin | } |
| 137 | 078bbb50 | Michael S. Tsirkin | |
| 138 | b131c74a | Jan Kiszka | int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n, int virq) |
| 139 | 39853bbc | Jan Kiszka | {
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| 140 | 39853bbc | Jan Kiszka | return -ENOSYS;
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| 141 | 39853bbc | Jan Kiszka | } |
| 142 | 39853bbc | Jan Kiszka | |
| 143 | b131c74a | Jan Kiszka | int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, int virq) |
| 144 | 15b2bd18 | Paolo Bonzini | {
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| 145 | 15b2bd18 | Paolo Bonzini | return -ENOSYS;
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| 146 | 15b2bd18 | Paolo Bonzini | } |
| 147 | c4cfef5e | Igor Mammedov | #endif |