FreeNAS

I have a serial card that is recognized by FreeBSD, but FreeNAS doesn't recognize it.

The only option on the Serial Port Pulldown on the System/Advanced Tab of the web GUI is 0x2F8, and there isn't a port at that address.

Details of the card in question:

From dmesg
pci7: <ACPI PCI bus> on pcib7
uart2: <Lava Computer mfg DSerial-PCI Port A> port 0xb090-0xb097 irq 17 at device 0.0 on pci7
uart3: <Lava Computer mfg DSerial-PCI Port B> port 0xb080-0xb087 irq 17 at device 0.1 on pci7

From lspci vv
07:00.0 Serial controller: Lava Computer mfg Inc Lava DSerial-PCI Port A (prog-if 02 [16550])
Control: I/O+ Mem BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=slow >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Interrupt: pin A routed to IRQ 17
Region 0: I/O ports at b090

07:00.1 Serial controller: Lava Computer mfg Inc Lava DSerial-PCI Port B (prog-if 02 [16550])
Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=slow >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Interrupt: pin A routed to IRQ 17
Region 0: I/O ports at b080

From pciconf -lbcevV pci0:7:0:0
uart2@pci0:7:0:0: class=0x070002 card=0x00000000 chip=0x01101407 rev=0x00 hdr=0x00
vendor = 'Lava Computer mfg Inc'
device = 'Lava DSerial-PCI Port A'
class = simple comms
subclass = UART
bar [10] = type I/O Port, range 32, base 0xb090, size 8, enabled

From pciconf -lbcevV pci0:7:0:1
uart3@pci0:7:0:1: class=0x070002 card=0x00000000 chip=0x01111407 rev=0x00 hdr=0x00
vendor = 'Lava Computer mfg Inc'
device = 'Lava DSerial-PCI Port B'
class = simple comms
subclass = UART
bar [10] = type I/O Port, range 32, base 0xb080, size 8, enabled