ATA_ADAPTER_BUS_MASTER_BASE
{ ATA_ADAPTER_BUS_MASTER_BASE, B_UINT16_TYPE, { .ui16 = bus_master_base }},
if (sDeviceManager->get_attr_uint16(node, ATA_ADAPTER_BUS_MASTER_BASE, &bus_master_base, false) != B_OK)
{ ATA_ADAPTER_BUS_MASTER_BASE, B_UINT16_TYPE, { .ui16 = bus_master_base }},