LSI U320 scsi controller

[tham50]

hi,

just tried to use the controller mentioned in the title but there were some issues.
i'm running 10.5.7.

system booted fine and i can see the controller and the disk:

Parallel SCSI:

    SCSI Parallel Domain 0:

      Vendor: LSILogic
      Product: Ultra320 SCSI HBA
      Revision: Firmware 1.3.6.0
      Initiator Identifier: 7
      Signal Type: Single Ended
      Description: Channel B

        SCSI Target Device @ 0:

          Manufacturer: COMPAQ
          Model: MAB3091SP
          Revision: 0814
          SCSI Target Identifier: 0
          SCSI Device Features: Wide, Sync
          SCSI Initiator/Target Features: Wide, Sync
          Peripheral Device Type: 0

            SCSI Logical Unit @ 0:

              Manufacturer: COMPAQ
              Model: MAB3091SP
              Revision: 0814
              SCSI Logical Unit Identifier: 0

    SCSI Parallel Domain 1:

      Vendor: LSILogic
      Product: Ultra320 SCSI HBA
      Revision: Firmware 1.3.6.0
      Initiator Identifier: 7
      Signal Type: Low Voltage Differential
      Description: Channel A

BUT i can't use it. it's not showing up anywhere. there's not even an rdisk.
any ideas?

oh and the led on the disk is blinking constantly since osx booted.
any help is welcome