Symbol: ASMC_KEY_DPBR
sys/dev/apple/smc/smc.c
560
if (apple_smc_key_getinfo(dev, ASMC_KEY_DPBR, NULL, NULL) == 0)
sys/dev/apple/smc/smc_sysctl.c
755
if (apple_smc_key_read(dev, ASMC_KEY_DPBR, buf, 2) != 0)