ATA_ID_COMMAND_SET_4
(id[ATA_ID_COMMAND_SET_4] & 0xC008) == 0x4008)
if ((id[ATA_ID_COMMAND_SET_4] & (BIT(15) | BIT(14))) != BIT(14))
return id[ATA_ID_COMMAND_SET_4] & BIT(6);