From owner-freebsd-scsi  Sun Jul  1  9: 7:51 2001
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Date: Sun, 1 Jul 2001 09:07:27 -0700 (PDT)
From: Matthew Jacob <mjacob@feral.com>
Reply-To: <mjacob@feral.com>
To: Norman Czarczinski <Norman.Czarczinski@t-online.de>
Cc: <FreeBSD-SCSI@FreeBSD.ORG>
Subject: Re: Trouble with SCSI Streamer
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It's some kind of SCSI signal or HBA issue or breakage at the device.
The CDB matches the S/G list spit out by the aic driver (10KB == 10KB),
but the drive still claims to be in Data Out phase.

I wonder, btw, what the Tag is doing there.

-matt


On Sun, 1 Jul 2001, Norman Czarczinski wrote:

> Hi,
>
> I have a Wangtek 5525ES streamer on an Adaptec 2940UW host and run
> FreeBSD 4.3-stable:
> ahc0: <Adaptec 2940 Ultra SCSI adapter> port 0xd800-0xd8ff mem
> 0xe4000000-0xe4000fff irq 11 at device 12.0 on pci0
> aic7880: Wide Channel A, SCSI Id=7, 16/255 SCBs
> sa0 at ahc0 bus 0 target 5 lun 0
> sa0: <WANGTEK 5525ES SCSI REV1 6F6> Removable Sequential Access SCSI-CCS
> device sa0: 3.300MB/s transfers
>
> Writing the first tape works fine. But after I inserted a new tape, I get a
> data overrun error:
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): WRITE(06). CDB: a 1 0 0 14
> 0
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): ahc_action
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): data overrun detected in
> Data-out phase.  Tag == 0x4.
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): Have seen Data Phase.
> Length = 10240.  NumSGs = 3.
> Jun 27 20:02:03 pentium /kernel: sg[0] - Addr 0x1fd7000 : Length 4096
> Jun 27 20:02:03 pentium /kernel: sg[1] - Addr 0x1eb8000 : Length 4096
> Jun 27 20:02:03 pentium /kernel: sg[2] - Addr 0x3af9000 : Length 2048
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): ahc_done - scb 4
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): xpt_done
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): camisr(sa0:ahc0:0:5:0):
> Cam Status 0x12
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): xpt_setup_ccb
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): xpt_action
> Jun 27 20:02:03 pentium /kernel: (sa0:ahc0:0:5:0): error 5 resid 10240 count
> 10240
>
> Then a reboot is needed to use the streamer normaly. (camcontrol reset
> doesn't work)
>
> I have this problem with dump and afio. When I start them again on the
> rewinded tape, they work. But a restart after a short tape-eject fails. Only
> tar let me change the tape without problems.
>
> Any hints?
>
> Bye
>   Norman
>
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