[2414] in linux-scsi channel archive
Re: ADAPTEC AHA2940AU with Linux
daemon@ATHENA.MIT.EDU (Rob Block)
Fri Sep 5 08:41:26 1997
Date: Thu, 4 Sep 1997 14:19:57 -0700
From: Rob Block <rblock@Eng.Sun.COM>
To: Dave Wreski <dave@nic.com>
Cc: Russell Price <rjprice@eagle.ais.net>, Doug Ledford <dledford@dialnet.net>,
linux-scsi@vger.rutgers.edu
In-Reply-To: <Pine.GSO.3.95q.970904165515.3094B-100000@nic.com>
Reply-To: Rob Block <rblock@Eng.Sun.COM>
Dave,
Thanks for the info. What kernel version does this patch need to be
applied to? I've already applied patch 31-pre7 which I think changed the
ai7xxxx.c file. Can the other patch still be applied or do I need a fresh
2.0.30 file?
Rob
Dave Wreski writes:
> Guys,
>
> If you really need to get this card working right away, or would just like
> to help find the bugs, you could try the following new patch just
> released:
>
> ftp.dialnet.net/pub/linux/aic7xxx/aic7xxx-abort-Sep04.patch.gz
>
> There are also other files, including a README, that you should check out.
> I've cc'd Doug, as I'm sure he'd like to hear your success or failure
> stories..
>
> Incidentally, I know that the adaptec has very touchy termination and
> resistence requirements, and requires very good scsi cables for proper
> operation.
>
> Dave
>
>
> >
> > (Next time I'm at my PC I'll write down the exact panic message I got and
> > repost it.)
> >
> > I tried changing my lilo.conf parameter from
> > "append aic7xxx=ultra"
> > to
> > "append aic7xxx=no_reset,ultra"
> > (on a suggestion I read) but that made no difference.
> >
> > This kind of defeats the purpose of my getting the card to begin with,
> > so I can use the scanner with Linux. If I reconnect the scanner after
> > bootup and run the umax driver utility, it doesn't find the scanner.
> > (That might be perfectly normal, I'm new at using SCSI...)
> > I looked at the SCSISelect boot utility that comes up before the OS, but
> > didn't see anything useful to try to tweak. At least some progress has
> > been made - my card is recognized by Linux. Now if only I can get the
> > scanner to work with it...
> >
> > If anyone has used this type of card with a scanner or has any clue what
> > might be going wrong, I'd appreciate the help.
> >
> >
> > Thanks,
> > Rob
> >
> >
> > Russell Price writes:
> > > In article <340BC1E1.C7A8CBE2@sun.com> you wrote:
> > >
> > > : Can you tell me what changes you made to the kernel to get your card to work?
> > >
> > > : Probing PCI hardware.
> > > : Warning : Unknown PCI device (9004:6178).
> > > :
> > > : Looking at the driver files aic7xxx.c and pci.h, I noticed:
> > > :
> > > : static const char *board_names[] = {
> > > : ...
> > > : "AHA-2940 Ultra", /* AIC_7881 */
> > > : ...
> > > : }
> > > :
> > > : and
> > > :
> > > : #define PCI_DEVICE_ID_ADAPTEC_7881 0x8178
> > > :
> > > : which would lead me to believe the correct device address for the card is 8178, not 6178.
> > > :
> > >
> > > Try the 2.0.30 kernel. The pci.h in 2.0.30 has the following:
> > >
> > > #define PCI_DEVICE_ID_ADAPTEC_7861 0x6178
> > >
> > > My 2940AU works just fine with it. Here's what my /proc/pci says:
> > >
> > > Bus 0, device 9, function 0:
> > > SCSI storage controller: Adaptec AIC-7861 (rev 1).
> > > Medium devsel. Fast back-to-back capable. IRQ 12. Master Capable. Latency=32. Min Gnt=4.Max Lat=4.
> > > I/O at 0x6100.
> > > Non-prefetchable 32 bit memory at 0xe4000000.
> > >
> > >
> > > If you can't/won't go to 2.0.30, you can get away with changing the
> > > 0x8178 to 0x6178 -- I did that when I was running 2.0.18.
> > >
> > >
> > > --
> > > Russ Price "Doesn't 'Microsoft' mean 'small and limp?'"
> > > rjXprice@ais.net
> > >
> > > (DROP THE X TO REACH ME...)
> > >
> >
>
>
