slight problem? (fwd)

[Reinhold J. Gerharz]

You need to enable target disconnect. (See below.)

At 19:59 08/30/1997 -0400, Steve Przepiora wrote:
>
>
>---------- Forwarded message ----------
>Date: Sat, 30 Aug 1997 19:56:40 -0400 (EDT)
>From: Steve Przepiora <gear at wind.greyfox.org>
>Subject: slight problem?
>
>	Hi, I have a problem, when ever I try to access my cdrom it hangs
for a
>few seconds, not just what im doing, but everything stops, and not just
>once everytime i try to use it, for example, I mount the drive, it
hangs,
>then i can use the drive no problem, if I umount it then try to play a
>music cd, it hangs now heres where it gets funky :) if I try to
forward to
>another track it hangs again. ditto for reversing tracks, ejecting, and
>pause. I took a look at the README.aic7xxx and it mentioned somthing
about
>waiting on resets, is this it? I've included a cat of the proc
"file", and
>some stuff logged to kernel.log when the cdrom is in use
>
>heres /proc/scsi/aic7xxx/0:
>
>Compile Options:
>  AIC7XXX_RESET_DELAY    : 15
>  AIC7XXX_TWIN_SUPPORT   : Enabled
>  AIC7XXX_TAGGED_QUEUEING: Disabled
>  AIC7XXX_PAGE_ENABLE    : Disabled
>  AIC7XXX_PROC_STATS     : Disabled
>
>Adapter Configuration:
>          SCSI Adapter: AIC-7850
>                        (AIC-785x chipset)
>              Host Bus: Single
>               Base IO: 0xe000
>                   IRQ: 12
>                  SCBs: Used 1, HW 3, Page 3
>            Interrupts: 4335
>         Serial EEPROM: True
>  Extended Translation: Disabled
>        SCSI Bus Reset: Enabled
>            Ultra SCSI: Disabled
>     Target Disconnect: Disabled 
-------------------------^^^^^^^^

This should be enabled.


>
>
>heres kernel.log:
>
>Aug 30 19:36:38 gear kernel: scsi0: Target busy, TCL=0x40.
>Aug 30 19:36:38 gear kernel: scsi0 channel 0 : resetting for second
half
>of retries.
>
>Aug 30 19:36:38 gear kernel: SCSI bus is being reset for host 0
channel 0.
>Aug 30 19:36:38 gear kernel: aic7xxx: (reset) target/channel 4/0
>Aug 30 19:36:38 gear kernel: aic7xxx: (reset_device) target/channel
-1/A,
>active_scb 0
>
>Aug 30 19:36:38 gear kernel: aic7xxx: (reset_channel) Resetting current
>channel A
>
>Aug 30 19:36:38 gear kernel: aic7xxx: (reset_channel) Channel reset,
>sequencer restarted
>
>Aug 30 19:36:38 gear kernel: scsi0: Target 4, channel A, refusing
>synchronous negotiation; using asynchronous transfers.
>
>
>
>
--
Reinhold J. Gerharz          http://www.erols.com/rgerharz/
PGP Key at http://www.erols.com/rgerharz/pgp/public-key.asc