Is the SYBA SY-PEX40048 is compatible with FreeNAS?

[bcrowder]

Does anyone know if the SYBA SY-PEX40048 is compatible with FreeNAS? Also can you add a Spare to a Volume after it's created?

Thanks,
Bill

Here's the specs on the SYBA Card.

Type
SATA II (3.0Gb/s)
Internal Connectors
4 x SATA II
Interface
PCI Express
Transfer Rate
Up to 3Gb/s
Features
Marvell 88SX7042 Chipset
2x External eSATA Ports (Shared Ports, Activate with Jumpers)
Supports SATA II Native Command Queuing (NCQ)
Provides Four Independent Channels to Support up to Four Serial ATA Drives