Symbios/NCR 53C710 SCSI driver
osiop* at gsc? irq 9
osiop0 at mc0 offset 0x47000 ipl 2
osiop0 at pcctwo0 offset 0x47000 ipl 2
driver provides support for the
Symbios/NCR 53C710 SCSI controller chip.
The Symbios/NCR 53C700 SCSI controller is handled by the
while the Symbios/NCR 53C8xx PCI SCSI host adapters are handled by the
driver supports the following
for use in
- bits 0-7:
- disable disconnect/reselect for the corresponding SCSI target
- bits 8-15:
- disable synchronous negotiation for SCSI target
- bits 16:
- disable DMA interrupts
“Target” is synonymous with SCSI ID number.
Note that SCSI tape drives should be allowed to perform disconnect/reselect or
performance will suffer.
driver first appeared in
The original NCR 53C710 driver appeared in NetBSD 1.0
amiga port, and Izumi Tsutsui
modified the driver and made it machine-independent.