root/sys/platform/pc64/include/cpufreq.h
#ifndef _MACHINE_CPUFREQ_H_
#define _MACHINE_CPUFREQ_H_

struct amd0f_fidvid {
        uint32_t        fid;
        uint32_t        vid;
};

struct amd0f_xsit {
        uint32_t        rvo;
        uint32_t        mvs;
        uint32_t        vst;
        uint32_t        pll_time;
        uint32_t        irt;
};

void    amd0f_fidvid_limit(struct amd0f_fidvid *, struct amd0f_fidvid *);
int     amd0f_set_fidvid(const struct amd0f_fidvid *,
            const struct amd0f_xsit *);
int     amd0f_get_fidvid(struct amd0f_fidvid *);

#endif  /* !_MACHINE_CPUFREQ_H_ */