xref: /kvmtool/include/kvm/kvm.h (revision a1fe6bc58d58a8dbe4c51bbccd06a32a4af16bf9)
1ae1fae34SPekka Enberg #ifndef KVM__KVM_H
2ae1fae34SPekka Enberg #define KVM__KVM_H
3ae1fae34SPekka Enberg 
4da8883c1SPekka Enberg #include "kvm/interrupt.h"
5da8883c1SPekka Enberg 
6ae1fae34SPekka Enberg #include <linux/kvm.h>	/* for struct kvm_regs */
7ae1fae34SPekka Enberg 
8ae1fae34SPekka Enberg #include <stdbool.h>
9ae1fae34SPekka Enberg #include <stdint.h>
10ae1fae34SPekka Enberg 
11ae1fae34SPekka Enberg struct kvm {
12ae1fae34SPekka Enberg 	int			sys_fd;		/* For system ioctls(), i.e. /dev/kvm */
13ae1fae34SPekka Enberg 	int			vm_fd;		/* For VM ioctls() */
14ae1fae34SPekka Enberg 	int			vcpu_fd;	/* For VCPU ioctls() */
15ae1fae34SPekka Enberg 	struct kvm_run		*kvm_run;
16ae1fae34SPekka Enberg 
17ae1fae34SPekka Enberg 	uint64_t		ram_size;
18ae1fae34SPekka Enberg 	void			*ram_start;
19ae1fae34SPekka Enberg 
20dbdb74c2SPekka Enberg 	uint16_t		boot_selector;
21edc8a14dSPekka Enberg 	uint16_t		boot_ip;
22dbdb74c2SPekka Enberg 	uint16_t		boot_sp;
23edc8a14dSPekka Enberg 
24ae1fae34SPekka Enberg 	struct kvm_regs		regs;
2553602077SPekka Enberg 	struct kvm_sregs	sregs;
26da8883c1SPekka Enberg 
27da8883c1SPekka Enberg 	struct interrupt_table	interrupt_table;
28ae1fae34SPekka Enberg };
29ae1fae34SPekka Enberg 
30ae1fae34SPekka Enberg struct kvm *kvm__init(void);
31*a1fe6bc5SPekka Enberg void kvm__setup_cpuid(struct kvm *self);
32ae1fae34SPekka Enberg void kvm__enable_singlestep(struct kvm *self);
336d1f350dSCyrill Gorcunov bool kvm__load_kernel(struct kvm *kvm, const char *kernel_filename, const char *kernel_cmdline);
347fb218bdSPekka Enberg void kvm__reset_vcpu(struct kvm *self);
35ae1fae34SPekka Enberg void kvm__run(struct kvm *self);
36ae1fae34SPekka Enberg void kvm__emulate_io(struct kvm *self, uint16_t port, void *data, int direction, int size, uint32_t count);
37ae1fae34SPekka Enberg 
38ae1fae34SPekka Enberg /*
39ae1fae34SPekka Enberg  * Debugging
40ae1fae34SPekka Enberg  */
41ae1fae34SPekka Enberg void kvm__show_code(struct kvm *self);
42ae1fae34SPekka Enberg void kvm__show_registers(struct kvm *self);
43ae1fae34SPekka Enberg 
44ae1fae34SPekka Enberg extern const char *kvm_exit_reasons[];
45ae1fae34SPekka Enberg 
46ae1fae34SPekka Enberg #endif /* KVM__KVM_H */
47