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Date:      Mon, 19 Jul 1999 16:47:34 +1000
From:      jesse reynolds <jesse@va.com.au>
To:        Len Huppe <huppe@execpc.com>
Cc:        freebsd-questions@freebsd.org, martint@nexus.edu.au
Subject:   Re: FreeBSD and Adaptec AHA-2940UW SCSI card problems withPheonixBIOS     p75 board
Message-ID:  <v0313030fb3b87a1f19e5@[1.1.1.1]>
In-Reply-To: <3792A2D2.44E326BE@execpc.com>
References:  <v03130307b3b79387e0ac@[1.1.1.1]> <v03130303b3b80b7d146d@[1.1.1.1]>

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At 23:00 -0500 18/07/1999, Len Huppe wrote:
>> So you think that perhaps Digital (Compaq) might have a flashrom upgrade
>> for the bios on this p75 board? And you think it conceivable that this may
>> fix the problem? I guess it is conceivable.
>
>Its conceivable, but given the fact that this board is a Compaq, it's not
>probable.  Before finding out that this board is a Compaq, I thought that
>it may be
>worth a try.  I worked on SCSI systems for three years at Storage Computer
>and we
>had nothing but major headaches when dealing with Compaq SCSI products.
>Compaq has
>its own 'dialect' of SCSI that is incompatible with the rest of the world.
>I do
>know however that some clever people have found ways around that problem.
>Only you
>can decide if you're willing to spend any time on it.  Good luck :)

Interesting. You release that it is a Digital, not a Compaq though don't
you. Are you saying that Digital's also have their own dialect of scsi?
Also, there are no scsi componenents in the original system, the only scsi
component is the new adaptec 2940.

>> By the way, what is 'symbios'?
>
>Symbios is a company that was formerly know as NCR.  That's why the device
>name for
>a Symbios SCSI controller under FreeBSD is ncr0.  They manufacture the 53c8xx
>series, a very high quality SCSI controller chip.  These chips are widely
>used by
>OEM manufacurers in SCSI controller applications.

right, thanks for this info.

cheers

jesse

>> At 11:14 -0500 18/07/1999, Len Huppe wrote:
>> >I also had a *lot* of problems with an Adaptec 2940.  In my case it was
>>with
>> >Debian Linux and NT.  I found over time that the issue was an
>>incompatibility
>> >between the 2940 BIOS and the motherboard BIOS.  In my case, I had to
>>fix the
>> >problem by flashing my motherboard with an earlier version of BIOS.
>>That was
>> >because the board is no longer supported by the manufacturer.  Since
>>then I've
>> >gotten rid if the 2940 and installed a Symbios-based SCSI controller from a
>> >compnay called Intraserver.  The difference between the Intraserver and the
>> >Adaptec is like night and day.
>> >
>> >My instincts tell me that you have the same situation that I had.  If
>>you plan
>> >to run a separate M$ system along with your FreeBSD box, the 2940 will run
>> >very
>> >nicely there.  The choice is yours.
>> >
>> >Len
>> >
>> >
>> >> Hi
>> >>
>> >> I'm having great trouble booting the FreeBSD 3.2 Installer boot floppy,
>> >> kern.flp, as when it tries to load the driver for the Adaptec AHA-2940UW
>> >> SCSI Host Adaptor it ends up in a very slow loop that never ends:
>> >>
>> >> (probe0:ahc0:0:0:0): scb 0xe - timed out while idle, Lastphase == 0x1,
>> >> SEQADDR == 0x18a
>> >> (probe1:ahc0:0:1:0): queueing a BDR scb
>> >> (probe2:ahc0:0:2:0): queueing a BDR scb
>> >> (probe3:ahc0:0:3:0): queueing a BDR scb
>> >> (probe4:ahc0:0:4:0): queueing a BDR scb
>> >>
>> >> (This is transcribed from the screen)
>> >>
>> >> I have read other people having problems in the past with this
>>combination
>> >> of hardware, in particular with a motherboard with Pheonix BIOS. In
>>my case
>> >> it's a Digital Venturis 575 (a 75MHz pentium board).
>> >>
>> >> I have pretty much exactly the same problem with the Redhat Linux 5.1
>>that
>> >> is currently installed on the system. When I try and load the adaptec
>>scsi
>> >> kernel module it puts some very similar errors in the message log and
>>only
>> >> goes away by rebooting. Needless to say I have never mounted the new
>> >> Seagate 4Gb drive that's sitting on the other side of the Adaptec 2940.
>> >>
>> >> Are there any new releases of the driver for this hardware? Do they fix
>> >> this problem?
>> >>
>> >> Is it simply that the following three things are incompatable together: ?
>> >>         FreeBSD
>> >>         Adaptec 2940
>> >>         Pheonix BIOS
>> >>
>> >> Might it be something else?
>> >>
>> >> What can I do about the problem? (It seems from other people's experience
>> >> that I have to either get a different SCSI card or a different
>>motherboard
>> >> or a different OS. I have to say a different OS is probably easier at
>>this
>> >> point, eg SUSE Linux 6.x... lets hope this isn't necessary though.
>> >>
>> >> cheers
>> >>
>> >> jesse
>> >>
>> >> --
>> >>       Jesse Reynolds - Virtual Artists Pty Ltd - http://www.va.com.au
>> >>                                                - http://virtual.artists
>> >>
>> >>    Mobile: (+61) 0416 158 494
>> >>     Email: jesse (at) va.com.au
>> >>         ?: http://jesse.va.com.au
>> >>       ICQ: 4766684
>> >>  Timezone: GMT +10:00 Hrs
>> >>
>> >>     Virtual Community Engine - http://www.vce.net
>> >>
>> >>      huh?: Content Management System & Application Server
>> >>            for MacOS Webservers (W*API compatable)
>> >>
>> >> To Unsubscribe: send mail to majordomo@FreeBSD.org
>> >> with "unsubscribe freebsd-questions" in the body of the message
>>
>> --
>>       Jesse Reynolds - Virtual Artists Pty Ltd - http://www.va.com.au
>>                                                - http://virtual.artists
>>
>>    Mobile: (+61) 0416 158 494
>>     Email: jesse (at) va.com.au
>>         ?: http://jesse.va.com.au
>>       ICQ: 4766684
>>  Timezone: GMT +10:00 Hrs
>>
>>     Virtual Community Engine - http://www.vce.net
>>
>>      huh?: Content Management System & Application Server
>>            for MacOS Webservers (W*API compatable)



--
      Jesse Reynolds - Virtual Artists Pty Ltd - http://www.va.com.au
                                               - http://virtual.artists

   Mobile: (+61) 0416 158 494
    Email: jesse (at) va.com.au
        ?: http://jesse.va.com.au
      ICQ: 4766684
 Timezone: GMT +10:00 Hrs

    Virtual Community Engine - http://www.vce.net

     huh?: Content Management System & Application Server
           for MacOS Webservers (W*API compatable)




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