FM_PHYSCPU_INFO_CHIP_IDENTSTR
if (nvlist_lookup_string(cpu_nvl, FM_PHYSCPU_INFO_CHIP_IDENTSTR,
if (nvlist_lookup_string(cpu, FM_PHYSCPU_INFO_CHIP_IDENTSTR,
FM_PHYSCPU_INFO_CHIP_IDENTSTR, DATA_TYPE_STRING, idstr,