From owner-freebsd-current  Sat Dec 18 11:43:57 1999
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From: Soren Schmidt <sos@freebsd.dk>
Message-Id: <199912181942.UAA27487@freebsd.dk>
Subject: Re: ATA driver problem?? (lost disk contact)
In-Reply-To: <Pine.SGI.4.10.9912181654150.17589-100000@mephisto.imp.ch> from Martin Blapp at "Dec 18, 1999 05:54:31 pm"
To: mb@imp.ch (Martin Blapp)
Date: Sat, 18 Dec 1999 20:42:39 +0100 (CET)
Cc: sos@freebsd.org, freebsd-current@freebsd.org
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It seems Martin Blapp wrote:
> I've bought two new 16GB ATA disks and am not able to boot
> anymore since wd0 has been retired:
> 
> Fresh current from today:
> 
> [...]
> ad0: ad_timeout: lost disk contact
> ata0: resetting devices
> 
> and after it hangs forever.
> 
> I tried IDE_DELAY=10000 and 15000 but it did not change anything.

Hmm, IDE_DELAY is an option for the old wd driver, so thats expected :)

> Break into DDB is not possible. This happens with/without
> ATA DMA support in the kernel.
> 
> fuchur# pciconf -l
> chip0@pci0:0:0: class=0x060000 card=0x00000000 chip=0x70061022 rev=0x23 hdr=0x00
> pcib1@pci0:1:0: class=0x060400 card=0x00000000 chip=0x70071022 rev=0x01 hdr=0x01
> isab0@pci0:7:0: class=0x060100 card=0x00000000 chip=0x74081022 rev=0x01 hdr=0x00
> ide_pci0@pci0:7:1:      class=0x01018a card=0x00000000 chip=0x74091022 rev=0x03 hdr=0x00
> chip1@pci0:7:3: class=0x068000 card=0x00000000 chip=0x740b1022 rev=0x03 hdr=0x00
> none0@pci0:7:4: class=0x0c0310 card=0x00000000 chip=0x740c1022 rev=0x06 hdr=0x00
> de0@pci0:10:0:  class=0x020000 card=0x00000000 chip=0x00091011 rev=0x20 hdr=0x00
> none1@pci0:11:0:        class=0x010000 card=0x10001000 chip=0x000f1000 rev=0x26 hdr=0x00
> vga-pci0@pci1:5:0:      class=0x030000 card=0x2179102b chip=0x0525102b rev=0x04 hdr=0x00 

This is an AMD K7 board rigth?, we have no support for AMD's own southbridge...

> and the output from the old wd driver:
> wdc0: unit 0 (wd0): <IBM-DJNA-351520>
> wd0: 14664MB (30033360 sectors), 29795 cyls, 16 heads, 63 S/T, 512 B/S

So it didn't use multisector nor DMA, what does the ata driver say in
the probe ??

> PS: I can give you access to the machine if you like.

Well, if the ata driver just hangs the system, there is not much I
can do remotely, mayhaps on a serial console, if I can reset it
somehow...

-Søren


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