xref: /kvmtool/include/kvm/kvm.h (revision 9ef4c68e330b55289d777c44dadd8942c1624d51)
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 
202049569dSPekka Enberg 	bool			nmi_disabled;
212049569dSPekka Enberg 
22dbdb74c2SPekka Enberg 	uint16_t		boot_selector;
23edc8a14dSPekka Enberg 	uint16_t		boot_ip;
24dbdb74c2SPekka Enberg 	uint16_t		boot_sp;
25edc8a14dSPekka Enberg 
26ae1fae34SPekka Enberg 	struct kvm_regs		regs;
2753602077SPekka Enberg 	struct kvm_sregs	sregs;
28ce4d0766SPekka Enberg 	struct kvm_fpu		fpu;
29da8883c1SPekka Enberg 
30da8883c1SPekka Enberg 	struct interrupt_table	interrupt_table;
31ae1fae34SPekka Enberg };
32ae1fae34SPekka Enberg 
33ae1fae34SPekka Enberg struct kvm *kvm__init(void);
34*9ef4c68eSPekka Enberg void kvm__delete(struct kvm *self);
35a1fe6bc5SPekka Enberg void kvm__setup_cpuid(struct kvm *self);
36ae1fae34SPekka Enberg void kvm__enable_singlestep(struct kvm *self);
376d1f350dSCyrill Gorcunov bool kvm__load_kernel(struct kvm *kvm, const char *kernel_filename, const char *kernel_cmdline);
387fb218bdSPekka Enberg void kvm__reset_vcpu(struct kvm *self);
39ae1fae34SPekka Enberg void kvm__run(struct kvm *self);
402049569dSPekka Enberg bool kvm__emulate_io(struct kvm *self, uint16_t port, void *data, int direction, int size, uint32_t count);
41ae1fae34SPekka Enberg 
42ae1fae34SPekka Enberg /*
43ae1fae34SPekka Enberg  * Debugging
44ae1fae34SPekka Enberg  */
45ae1fae34SPekka Enberg void kvm__show_code(struct kvm *self);
46ae1fae34SPekka Enberg void kvm__show_registers(struct kvm *self);
47ae1fae34SPekka Enberg 
48ae1fae34SPekka Enberg extern const char *kvm_exit_reasons[];
49ae1fae34SPekka Enberg 
50ae1fae34SPekka Enberg #endif /* KVM__KVM_H */
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