They currently use the same t_sdb_device type:
constant c_eca_queue_slave_sdb : t_sdb_device := (
abi_class => x"0000", -- undocumented device
abi_ver_major => x"01",
abi_ver_minor => x"00",
wbd_endian => c_sdb_endian_big,
wbd_width => x"7", -- 8/16/32-bit port granularity
sdb_component => (
addr_first => x"0000000000000000",
addr_last => x"000000000000003f",
product => (
vendor_id => x"0000000000000651",
device_id => x"d5a3faea",
version => x"00000020",
date => x"20160408",
name => "ECA_UNIT:QUEUE ")));
PexP:
eb-ls dev/ttyUSB0 | grep d5a3faea
14.8 0000000000000651:d5a3faea 4000040 ECA_UNIT:QUEUE
21 0000000000000651:d5a3faea 0 ECA_UNIT:QUEUE