BIT 0 : Channel Mode (RW)
0: Drive Mode, 1: Host Mode (or dedicated RCC).
BIT 1 : Channel SCSI Termination (SCSI Only) (RW)
0: Disabled, 1: Enabled.
BIT 2 : SCSI Parity (SCSI Only) (RW)
0: Disabled, 1: Enabled.
BIT 3 : Support LUN > 0 (RW)
0: Disabled, 1: Enabled.
BIT 8 : Supports Redundant Channel Communication (RO)
0: Does NOT support, 1: Does support.
BIT 9 : Redundant Controller Communication Enable (RW)
Note that if RCC is enabled on host-mode
channels, then the channel is a dedicated
RCC channel. If it is enabled on drive-mode
channels, then RCC transactions are multiplexed
with standard drive-side IOs on the channel.
0: Disabled, 1: Enabled.
BIT 12 : 'Shelf' Status Input (SCSI Only) (RW)
0: Disabled, 1: Enabled.
BIT 13 : 'Swap' Status Input (SCSI Only) (RW)
0: Disabled, 1: Enabled.
BIT 14 : 'Drive Failure' Status Output (SCSI Only) (RW)
0: Disabled, 1: Enabled.
BIT 15 : Reserved.