Re: Quantum LTO-2 tape drive and 29160N: bad wide negotiation
Manuel Bouyer <[email protected]>
| Newsgroups | gmane.os.netbsd.help |
|---|---|
| Message-ID | <[email protected]> |
On Thu, Jun 28, 2007 at 02:44:08PM -0400, Greg Troxel wrote: > Manuel Bouyer <[email protected]> writes: > > > Well, you have a 16bit-capable adapter and 16bit-capable target, so they > > negotiate 16 bits. They have to way knowing that the cable is only 8 bits > > (other than the parity error when trying to use the 16-bit path). > > > >> I will try the SCSI bios to try to set things to the right rates. Does > > > > This may help > > It helped a lot (and worked), but the 29160 with wide disabled > negotiated only at 20 MB/s instead of 40 or 80. I haven't figured out > why. I suspect because this part of the adapter isn't LVD. Or maybe it automatically fall backs to Ultra for non-wide devices ... > -- Manuel Bouyer <[email protected]> NetBSD: 26 ans d'experience feront toujours la difference --