Date: Tue, 15 Apr 2008 06:20:03 GMT From: "Andrey V. Elsukov" <bu7cher@yandex.ru> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/122368: [ata]: Failure to support SATA/PATA drives on 6.3 and 7.0 -- Nvidia nForce4 chipset Message-ID: <200804150620.m3F6K3hA000308@freefall.freebsd.org>
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The following reply was made to PR kern/122368; it has been noted by GNATS.
From: "Andrey V. Elsukov" <bu7cher@yandex.ru>
To: swallace@reply1.sdwmail.homeunix.org
Cc: bug-followup@FreeBSD.org,
=?UTF-8?B?U8O4cmVuIFNjaG1pZHQ=?= <sos@FreeBSD.org>
Subject: Re: kern/122368: [ata]: Failure to support SATA/PATA drives on 6.3
and 7.0 -- Nvidia nForce4 chipset
Date: Tue, 15 Apr 2008 10:11:09 +0400
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Steven Wallace wrote:
> I have the same problem on my system with an Nforce4 chipset.
> I just applied the patch to a 6.3-STABLE system with no effect.
Now this patch is in CURRENT.
> Oh, one more clue is if you boot 6.3 with this failure and then go back
> to 6.2R, it will also fail. One has to POWER CYCLE the system
> and then 6.2R will work.
It's strange. I had similar problem with nfe(4) some time ago.
As i remember it was initialization problem.
> Ata_nvidia_allocate is being called during controller initialization.
ata_nvidia_chipinit did first part of initialization.
> It appears it does not even call ata_nvidia_status. I inserted a printf
> statement to display some status, but I see no message.
ata_nvidia_status only called when an interrupt arrives.
> To get the system to boot, you must use the “disable ACPI” option
> (unfortunately this also disables my 2^nd CPU). Then my printf message
> gets displayed.
> With acpi disabled, I get alternating messages:
> Ata_nvidia_status: istatus=1 shift=0 offset=440 return=>1
> Ata_nvidia_status: istatus=0 shift=16 offset=440 return=>0
> Why with ACPI enabled cause ata_nvidia_status not to be called?
Did you try to boot last CURRENT snapshot? Maybe it is ACPI problem?
Also, can you try attached patch?
I slightly modified ata_phy_reset function, which is responsible
for device detection and also I added some debug printfs.
--
WBR, Andrey V. Elsukov
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