cms_mcgctl_val
cms_mcgctl_val(hdl, nbanks, -1ULL));
if (!CMS_OP_PRESENT(cms, cms_mcgctl_val))
return (CMS_OPS(cms)->cms_mcgctl_val(hdl, nbanks, def));
extern uint64_t cms_mcgctl_val(cmi_hdl_t, int, uint64_t);
uint64_t (*cms_mcgctl_val)(cmi_hdl_t, int, uint64_t);