[ltp] Lost Interrupt on TP 600X

Steve Anderson linux-thinkpad@www.bm-soft.com
Sun, 10 Sep 2000 19:47:42 -0700 (PDT)


Thank You for your response.  A cat of /proc/interrupts showed that
the Adaptec card was using IRQ 3.  After excluding IRQ 3 in 
/etc/pcmcia/config.opts, the card used IRQ 5 and I was able to
perform backup/restore tasks with no further problems.  (According
to the comments in config.opts, IRQ 3 is used by the second
built-in serial port).  

- Steve Anderson


On Mon, 4 Sep 2000 vdrlholl@us.ibm.com wrote:

> 
> 
> Best guess is this, when using the Adaptec card by default it wants to use
> IRQ 15 (cdrom/secondary controller) which is already in use.  Because of
> machine configuration (even unused items such as serial/parrallel ports,
> etc.) there are probably no IRQ's available for the Adaptec card to use.
> I've also noticed that the driver being used is for generic ide (not PIIX4
> driver) when linux loads.  It might get lost here.
> 
> Robert Hollis
> 630-573-7383 (T/L 677)
> e-mail - vdrlholl@us.ibm.com
> 
> 2707 Butterfield Rd.
> Oak Brook, IL.  60523
> 
> 
> 
> Steve Anderson <sanderso@cts.com> on 09/05/2000 03:51:01 PM
> 
> I have been encountering the error,
> 
>      hda: lost interrupt
> 
> while attempting to back-up and/or restore the hard disk
> on my TP 600X (Red Hat 6.1, kernel 2.2.12).  I am using an
> HP DAT drive with an Adaptec 1460 PCMCIA SCSI card.  The error
> appears when using tar or dump.  I have tried using two different
> hard disks, a 6 gb Travelstar and a 12 gb Travelstar, and the
> error has appeared with both.  It appears at different times
> during the backup or restore, but, once it appears, it's fatal
> and the system can be brought back only by restarting with the
> power switch.
> 
> I would appreciate any information or speculation as to what
> might be the problem.
> 
> Thanks.
> 
> - Steve Anderson
>   sanderso@cts.com
> 
> 
> 
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