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Date:      Tue, 9 Jun 2009 09:39:34 -0400
From:      John Baldwin <jhb@freebsd.org>
To:        Josef Moellers <josef.moellers@ts.fujitsu.com>
Cc:        "freebsd-acpi@freebsd.org" <freebsd-acpi@freebsd.org>
Subject:   Re: Failure to get past a PCI bridge
Message-ID:  <200906090939.34827.jhb@freebsd.org>
In-Reply-To: <4A2E1A34.2010405@ts.fujitsu.com>
References:  <4A24D29A.5030604@ts.fujitsu.com> <200906081047.17487.jhb@freebsd.org> <4A2E1A34.2010405@ts.fujitsu.com>

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On Tuesday 09 June 2009 4:15:48 am Josef Moellers wrote:
> > Ok, let me know if it works.  Thanks.
> Yepp! Works like a charm. I had been able to boot the original kernel 
> with the modified BIOS and apply your patch.
> Then I rebooted with that kernel (on the modified BIOS, i.e. the one 
> with the 0 254 255 bus numbers) and it booted OK. Then I flashed the 
> BIOS back to a release version (i.e. one with 255 254 0 bus numbers) and 
> the patched kernel booted OK and the non-patched kernel (kernel.old) 
> crashed because it did not find its root FS.

Woo, thanks for testing.

> BTW As I understand it, the 254 and 255 busses are on-chip Nehalem 
> busses which provide access to certain chip registers.
> 
> Will this make its way into a future release? 8.0?

Yes, it will be in 8.0 and 7.3.

-- 
John Baldwin



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