4 * Copyright IBM, Corp. 2008
7 * Anthony Liguori <aliguori@us.ibm.com>
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.
17 #include "config-host.h"
18 #include "qemu-queue.h"
20 extern int kvm_allowed
;
23 #define kvm_enabled() (kvm_allowed)
25 #define kvm_enabled() (0)
32 int kvm_init(int smp_cpus
);
35 int kvm_init_vcpu(CPUState
*env
);
37 int kvm_cpu_exec(CPUState
*env
);
39 #if !defined(CONFIG_USER_ONLY)
40 int kvm_log_start(target_phys_addr_t phys_addr
, ram_addr_t size
);
41 int kvm_log_stop(target_phys_addr_t phys_addr
, ram_addr_t size
);
43 int kvm_has_sync_mmu(void);
44 int kvm_has_vcpu_events(void);
45 int kvm_has_robust_singlestep(void);
47 void kvm_setup_guest_memory(void *start
, size_t size
);
49 int kvm_coalesce_mmio_region(target_phys_addr_t start
, ram_addr_t size
);
50 int kvm_uncoalesce_mmio_region(target_phys_addr_t start
, ram_addr_t size
);
51 void kvm_flush_coalesced_mmio_buffer(void);
54 int kvm_insert_breakpoint(CPUState
*current_env
, target_ulong addr
,
55 target_ulong len
, int type
);
56 int kvm_remove_breakpoint(CPUState
*current_env
, target_ulong addr
,
57 target_ulong len
, int type
);
58 void kvm_remove_all_breakpoints(CPUState
*current_env
);
59 int kvm_update_guest_debug(CPUState
*env
, unsigned long reinject_trap
);
61 int kvm_set_signal_mask(CPUState
*env
, const sigset_t
*sigset
);
64 int kvm_pit_in_kernel(void);
65 int kvm_irqchip_in_kernel(void);
70 typedef struct KVMState KVMState
;
72 int kvm_ioctl(KVMState
*s
, int type
, ...);
74 int kvm_vm_ioctl(KVMState
*s
, int type
, ...);
76 int kvm_vcpu_ioctl(CPUState
*env
, int type
, ...);
78 /* Arch specific hooks */
80 int kvm_arch_post_run(CPUState
*env
, struct kvm_run
*run
);
82 int kvm_arch_handle_exit(CPUState
*env
, struct kvm_run
*run
);
84 int kvm_arch_pre_run(CPUState
*env
, struct kvm_run
*run
);
86 int kvm_arch_get_registers(CPUState
*env
);
88 /* state subset only touched by the VCPU itself during runtime */
89 #define KVM_PUT_RUNTIME_STATE 1
90 /* state subset modified during VCPU reset */
91 #define KVM_PUT_RESET_STATE 2
92 /* full state set, modified during initialization or on vmload */
93 #define KVM_PUT_FULL_STATE 3
95 int kvm_arch_put_registers(CPUState
*env
, int level
);
97 int kvm_arch_init(KVMState
*s
, int smp_cpus
);
99 int kvm_arch_init_vcpu(CPUState
*env
);
101 void kvm_arch_reset_vcpu(CPUState
*env
);
103 struct kvm_guest_debug
;
104 struct kvm_debug_exit_arch
;
106 struct kvm_sw_breakpoint
{
108 target_ulong saved_insn
;
110 QTAILQ_ENTRY(kvm_sw_breakpoint
) entry
;
113 QTAILQ_HEAD(kvm_sw_breakpoint_head
, kvm_sw_breakpoint
);
115 int kvm_arch_debug(struct kvm_debug_exit_arch
*arch_info
);
117 struct kvm_sw_breakpoint
*kvm_find_sw_breakpoint(CPUState
*env
,
120 int kvm_sw_breakpoints_active(CPUState
*env
);
122 int kvm_arch_insert_sw_breakpoint(CPUState
*current_env
,
123 struct kvm_sw_breakpoint
*bp
);
124 int kvm_arch_remove_sw_breakpoint(CPUState
*current_env
,
125 struct kvm_sw_breakpoint
*bp
);
126 int kvm_arch_insert_hw_breakpoint(target_ulong addr
,
127 target_ulong len
, int type
);
128 int kvm_arch_remove_hw_breakpoint(target_ulong addr
,
129 target_ulong len
, int type
);
130 void kvm_arch_remove_all_hw_breakpoints(void);
132 void kvm_arch_update_guest_debug(CPUState
*env
, struct kvm_guest_debug
*dbg
);
134 int kvm_check_extension(KVMState
*s
, unsigned int extension
);
136 uint32_t kvm_arch_get_supported_cpuid(CPUState
*env
, uint32_t function
,
138 void kvm_cpu_synchronize_state(CPUState
*env
);
139 void kvm_cpu_synchronize_post_reset(CPUState
*env
);
140 void kvm_cpu_synchronize_post_init(CPUState
*env
);
142 /* generic hooks - to be moved/refactored once there are more users */
144 static inline void cpu_synchronize_state(CPUState
*env
)
147 kvm_cpu_synchronize_state(env
);
151 static inline void cpu_synchronize_post_reset(CPUState
*env
)
154 kvm_cpu_synchronize_post_reset(env
);
158 static inline void cpu_synchronize_post_init(CPUState
*env
)
161 kvm_cpu_synchronize_post_init(env
);