Date: Thu, 26 Oct 2000 09:18:08 +0600 From: Yuri Vorobyev <vorob@yamalinfo.ru> To: "Justin T. Gibbs" <gibbs@scsiguy.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re[4]: some strange things with ahc Message-ID: <1913055022.20001026091808@yamalinfo.ru> In-Reply-To: <200010241727.e9OHRHm04628@aslan.scsiguy.com> References: <200010241727.e9OHRHm04628@aslan.scsiguy.com>
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Hello!
>>JTG> Boot -v and send me the complete dmesg output. That should tell me
>>JTG> what is going on.
JTG> ...
>>ahc0: <Adaptec aic7880 Ultra SCSI adapter> port 0xfc00-0xfcff mem 0xfe9ff000-0
>>xfe9fffff irq 11 at
>>device 13.0 on pci0
>>ahc0: Reading SEEPROM...checksum error
>>ahc0: No SEEPROM available.
>>ahc0: Using left over BIOS settings
>>ahc0: Downloading Sequencer Program... 437 instructions downloaded
>>aic7880: Wide Channel A, SCSI Id=7, 16/255 SCBs
JTG> ...
>>(ahc0:A:4:0): Sending SDTR period 19, offset f
>>(ahc0:A:4:0): Received SDTR period 19, offset f
>> Filtered to period 19, offset f
>>ahc0: target 4 synchronous at 10.0MHz, offset = 0xf
>>(ahc0:A:2:0): Sending SDTR period 19, offset f
>>(ahc0:A:2:0): Received SDTR period 19, offset f
>> Filtered to period 19, offset f
>>ahc0: target 2 synchronous at 10.0MHz, offset = 0xf
>>(ahc0:A:1:0): Sending SDTR period 19, offset f
>>(ahc0:A:1:0): Received SDTR period 19, offset f
>> Filtered to period 19, offset f
>>ahc0: target 1 synchronous at 10.0MHz, offset = 0xf
JTG> As far as the driver can tell, the BIOS has not set the ULTRA_ENB bits
JTG> in scratch ram. This is why we only negotiate at 10MHz. Strangely
JTG> enough, I have a similar motherboard (Intel, dual P6-200 Natoma, with
JTG> onboard 7880) where the BIOS does set the ultra enable bits as expected.
JTG> Are you sure that the SCSI-Select settings in your BIOS are set for ultra
JTG> for these devices? It could be that I "fixed" a bug in the setup code
JTG> of the driver that masked this problem for you in the past. I spent a
JTG> bit of time this morning going over the code and it looks correct.
JTG> If your BIOS is setup correctly, I'll have to whip up some patches to make
JTG> the adapter setup more verbose.
I do not change setting between "strange thing" happened :) but
i double check setup settings. Ultra speed set to "on"
--
Yuri Vorobyev vorob@yamalinfo.ru
www.yamalinfo.ru +7-34922-47791
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