> I managed to install a fourth drive in the case, so now I'm using a 20 > GB PATA drive for the boot / OS drive. I then built the 1740 driver and > inserted into the running kernel. The 1740 driver is definitely > proprietary: Can you email me an lspci -vvxxx of the system now you've got it running. Chances are that the marvell driver (sata_mv or ahci) just needs a new PCI identifier to replace the entire rr174x stuff