1ae1fae34SPekka Enberg #ifndef KVM__KVM_H 2ae1fae34SPekka Enberg #define KVM__KVM_H 3ae1fae34SPekka Enberg 4ae1fae34SPekka Enberg #include <linux/kvm.h> /* for struct kvm_regs */ 5ae1fae34SPekka Enberg 6ae1fae34SPekka Enberg #include <stdbool.h> 7ae1fae34SPekka Enberg #include <stdint.h> 8ae1fae34SPekka Enberg 9ae1fae34SPekka Enberg struct kvm { 10ae1fae34SPekka Enberg int sys_fd; /* For system ioctls(), i.e. /dev/kvm */ 11ae1fae34SPekka Enberg int vm_fd; /* For VM ioctls() */ 12ae1fae34SPekka Enberg int vcpu_fd; /* For VCPU ioctls() */ 13ae1fae34SPekka Enberg struct kvm_run *kvm_run; 14ae1fae34SPekka Enberg 15ae1fae34SPekka Enberg uint64_t ram_size; 16ae1fae34SPekka Enberg void *ram_start; 17ae1fae34SPekka Enberg 18*7fb218bdSPekka Enberg uint16_t boot_cs; /* 16-bit code segment selector */ 19*7fb218bdSPekka Enberg uint16_t boot_ip; /* 16-bit code offset */ 20*7fb218bdSPekka Enberg 21ae1fae34SPekka Enberg struct kvm_regs regs; 2253602077SPekka Enberg struct kvm_sregs sregs; 23ae1fae34SPekka Enberg }; 24ae1fae34SPekka Enberg 25ae1fae34SPekka Enberg struct kvm *kvm__init(void); 26ae1fae34SPekka Enberg void kvm__enable_singlestep(struct kvm *self); 27*7fb218bdSPekka Enberg bool kvm__load_kernel(struct kvm *kvm, const char *kernel_filename); 28*7fb218bdSPekka Enberg void kvm__reset_vcpu(struct kvm *self); 29ae1fae34SPekka Enberg void kvm__run(struct kvm *self); 30ae1fae34SPekka Enberg void kvm__emulate_io(struct kvm *self, uint16_t port, void *data, int direction, int size, uint32_t count); 31ae1fae34SPekka Enberg 32ae1fae34SPekka Enberg /* 33ae1fae34SPekka Enberg * Debugging 34ae1fae34SPekka Enberg */ 35ae1fae34SPekka Enberg void kvm__show_code(struct kvm *self); 36ae1fae34SPekka Enberg void kvm__show_registers(struct kvm *self); 37ae1fae34SPekka Enberg 38ae1fae34SPekka Enberg extern const char *kvm_exit_reasons[]; 39ae1fae34SPekka Enberg 40ae1fae34SPekka Enberg #endif /* KVM__KVM_H */ 41