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Date:      Sat, 17 Apr 2010 18:12:42 -0400
From:      Michael Butler <imb@protected-networks.net>
To:        Rui Paulo <rpaulo@freebsd.org>
Cc:        freebsd-current <freebsd-current@freebsd.org>
Subject:   Re: SVN rev 206755 breakage
Message-ID:  <4BCA325A.1060600@protected-networks.net>
In-Reply-To: <2D7313EC-CEBE-4714-85B8-74181C35056C@freebsd.org>
References:  <4BCA296E.5030700@protected-networks.net> <2D7313EC-CEBE-4714-85B8-74181C35056C@freebsd.org>

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On 04/17/10 18:05, Rui Paulo wrote:
> On 17 Apr 2010, at 22:34, Michael Butler wrote:
> 
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>> The revision labeled:
>>
>> SVN rev 206755 on 2010-04-17 11:40:39Z by rpaulo
>>
>>  Add another ICH7M chipset that works.
>>
>> .. is incorrect and will cause some laptops to not boot.
> 
> So, in AHCI mode it doesn't find the disks?

No - the driver fails to attach (ENXIO).

I'm looking into which resource(s) it either couldn't allocate or gain
control.

The BIOS on my Toshiba does not initialize BAR(5) and, in the most
general case, combined mode (MAP.SMS=0b, MAP.MV=10b) is required as the
hard-drive is SATA but the DVD+RW is PATA :-(

	imb
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