Linux-kernel mailing list archive 1998-42,: Re: AIC7xxx timeouts in 2.1.125 and .126pre2

# Re: AIC7xxx timeouts in 2.1.125 and .126pre2

Simon Kirby (sim@netnation.com)
Wed, 21 Oct 1998 17:42:29 -0700 (PDT)

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On 21 Oct 1998, Ben Gertzfield wrote:

> >>>>> "Steve" == Steve Davies <steve@one47.demon.co.uk> writes:
>
> Steve> And to add another report of the same hanging symptoms in
> Steve> the new 5.1.x driver shipping with 2.1.21[56]
>
> Steve> I was fine with 5.0.19 and 5.0.20 drivers, but was broken
> Steve> prior to that.
>
> Steve> Bus 0, device 14, function 1: SCSI storage controller:
> Steve> Adaptec AIC-7895U (rev 4). Medium devsel. Fast
> Steve> back-to-back capable. IRQ a. Master Capable. Latency=64.
> Steve> Min Gnt=8.Max Lat=8. I/O at 0xe800 [0xe801].
> Steve> Non-prefetchable 32 bit memory at 0xfebff000 [0xfebff000].
> Steve> Bus 0, device 14, function 0: SCSI storage controller:
> Steve> Adaptec AIC-7895U (rev 4). Medium devsel. Fast
> Steve> back-to-back capable. IRQ a. Master Capable. Latency=64.
> Steve> Min Gnt=8.Max Lat=8. I/O at 0xe400 [0xe401].
> Steve> Non-prefetchable 32 bit memory at 0xfebfe000 [0xfebfe000].
>
> Since Steve and I are using totally different models and revisions of
> the Adaptec SCSI controllers, but encountering the same problems, I
> must conclude a bug was introduced in the drivers between 5.0.x and
> 5.1.x.

I have two machines that give timeouts and one that has been working
perfectly for the last 4 days now, though, so I'm pretty sure there's
something also related to the revision of the aic7880p chip.

Simon-

| Simon Kirby | Systems Administration |
| mailto:sim@netnation.com | NetNation Communications |
| http://www.netnation.com/ | Tech: (604) 684-6892 |

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