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05330448 AL |
1 | /* |
2 | * QEMU KVM support | |
3 | * | |
4 | * Copyright IBM, Corp. 2008 | |
5 | * | |
6 | * Authors: | |
7 | * Anthony Liguori <[email protected]> | |
8 | * | |
9 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
10 | * See the COPYING file in the top-level directory. | |
11 | * | |
12 | */ | |
13 | ||
14 | #ifndef QEMU_KVM_H | |
15 | #define QEMU_KVM_H | |
16 | ||
17 | #include "config.h" | |
72cf2d4f | 18 | #include "qemu-queue.h" |
05330448 AL |
19 | |
20 | #ifdef CONFIG_KVM | |
21 | extern int kvm_allowed; | |
22 | ||
23 | #define kvm_enabled() (kvm_allowed) | |
24 | #else | |
25 | #define kvm_enabled() (0) | |
26 | #endif | |
27 | ||
28 | struct kvm_run; | |
29 | ||
30 | /* external API */ | |
31 | ||
32 | int kvm_init(int smp_cpus); | |
33 | ||
34 | int kvm_init_vcpu(CPUState *env); | |
35 | ||
36 | int kvm_cpu_exec(CPUState *env); | |
37 | ||
c227f099 AL |
38 | int kvm_log_start(target_phys_addr_t phys_addr, ram_addr_t size); |
39 | int kvm_log_stop(target_phys_addr_t phys_addr, ram_addr_t size); | |
bd322087 AL |
40 | |
41 | int kvm_has_sync_mmu(void); | |
a0fb002c | 42 | int kvm_has_vcpu_events(void); |
bd322087 | 43 | |
6f0437e8 JK |
44 | void kvm_setup_guest_memory(void *start, size_t size); |
45 | ||
c227f099 AL |
46 | int kvm_coalesce_mmio_region(target_phys_addr_t start, ram_addr_t size); |
47 | int kvm_uncoalesce_mmio_region(target_phys_addr_t start, ram_addr_t size); | |
62a2744c | 48 | void kvm_flush_coalesced_mmio_buffer(void); |
f65ed4c1 | 49 | |
e22a25c9 AL |
50 | int kvm_insert_breakpoint(CPUState *current_env, target_ulong addr, |
51 | target_ulong len, int type); | |
52 | int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr, | |
53 | target_ulong len, int type); | |
54 | void kvm_remove_all_breakpoints(CPUState *current_env); | |
55 | int kvm_update_guest_debug(CPUState *env, unsigned long reinject_trap); | |
20c20526 | 56 | #ifndef _WIN32 |
cc84de95 | 57 | int kvm_set_signal_mask(CPUState *env, const sigset_t *sigset); |
20c20526 | 58 | #endif |
e22a25c9 | 59 | |
6f725c13 GC |
60 | int kvm_pit_in_kernel(void); |
61 | int kvm_irqchip_in_kernel(void); | |
62 | ||
05330448 AL |
63 | /* internal API */ |
64 | ||
65 | struct KVMState; | |
66 | typedef struct KVMState KVMState; | |
67 | ||
984b5181 | 68 | int kvm_ioctl(KVMState *s, int type, ...); |
05330448 | 69 | |
984b5181 | 70 | int kvm_vm_ioctl(KVMState *s, int type, ...); |
05330448 | 71 | |
984b5181 | 72 | int kvm_vcpu_ioctl(CPUState *env, int type, ...); |
05330448 AL |
73 | |
74 | /* Arch specific hooks */ | |
75 | ||
76 | int kvm_arch_post_run(CPUState *env, struct kvm_run *run); | |
77 | ||
78 | int kvm_arch_handle_exit(CPUState *env, struct kvm_run *run); | |
79 | ||
80 | int kvm_arch_pre_run(CPUState *env, struct kvm_run *run); | |
81 | ||
82 | int kvm_arch_get_registers(CPUState *env); | |
83 | ||
84 | int kvm_arch_put_registers(CPUState *env); | |
85 | ||
86 | int kvm_arch_init(KVMState *s, int smp_cpus); | |
87 | ||
88 | int kvm_arch_init_vcpu(CPUState *env); | |
89 | ||
caa5af0f JK |
90 | void kvm_arch_reset_vcpu(CPUState *env); |
91 | ||
e22a25c9 AL |
92 | struct kvm_guest_debug; |
93 | struct kvm_debug_exit_arch; | |
94 | ||
95 | struct kvm_sw_breakpoint { | |
96 | target_ulong pc; | |
97 | target_ulong saved_insn; | |
98 | int use_count; | |
72cf2d4f | 99 | QTAILQ_ENTRY(kvm_sw_breakpoint) entry; |
e22a25c9 AL |
100 | }; |
101 | ||
72cf2d4f | 102 | QTAILQ_HEAD(kvm_sw_breakpoint_head, kvm_sw_breakpoint); |
e22a25c9 AL |
103 | |
104 | int kvm_arch_debug(struct kvm_debug_exit_arch *arch_info); | |
105 | ||
106 | struct kvm_sw_breakpoint *kvm_find_sw_breakpoint(CPUState *env, | |
107 | target_ulong pc); | |
108 | ||
109 | int kvm_sw_breakpoints_active(CPUState *env); | |
110 | ||
111 | int kvm_arch_insert_sw_breakpoint(CPUState *current_env, | |
112 | struct kvm_sw_breakpoint *bp); | |
113 | int kvm_arch_remove_sw_breakpoint(CPUState *current_env, | |
114 | struct kvm_sw_breakpoint *bp); | |
115 | int kvm_arch_insert_hw_breakpoint(target_ulong addr, | |
116 | target_ulong len, int type); | |
117 | int kvm_arch_remove_hw_breakpoint(target_ulong addr, | |
118 | target_ulong len, int type); | |
119 | void kvm_arch_remove_all_hw_breakpoints(void); | |
120 | ||
121 | void kvm_arch_update_guest_debug(CPUState *env, struct kvm_guest_debug *dbg); | |
122 | ||
ad7b8b33 AL |
123 | int kvm_check_extension(KVMState *s, unsigned int extension); |
124 | ||
b827df58 AK |
125 | uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function, |
126 | int reg); | |
4c0960c0 | 127 | void kvm_cpu_synchronize_state(CPUState *env); |
b827df58 | 128 | |
e22a25c9 AL |
129 | /* generic hooks - to be moved/refactored once there are more users */ |
130 | ||
4c0960c0 | 131 | static inline void cpu_synchronize_state(CPUState *env) |
e22a25c9 AL |
132 | { |
133 | if (kvm_enabled()) { | |
4c0960c0 | 134 | kvm_cpu_synchronize_state(env); |
e22a25c9 AL |
135 | } |
136 | } | |
137 | ||
05330448 | 138 | #endif |