From: Andi Kleen <ak@suse.de>
To: "Yinghai Lu" <yhlu.kernel@gmail.com>
Cc: "Robert Richter" <robert.richter@amd.com>,
patches@x86-64.org,
"Andreas Herrmann" <andreas.herrmann3@amd.com>,
linux-kernel@vger.kernel.org
Subject: Re: [patches] [patch 3/5] x86: Add PCI extended config space access for AMD Barcelona
Date: Tue, 4 Sep 2007 08:20:47 +0100 [thread overview]
Message-ID: <200709040820.47444.ak@suse.de> (raw)
In-Reply-To: <86802c440709032354w46395c72m954e53b5685be11e@mail.gmail.com>
> for setting mmio to accessing pci conf space, need to set sth on MSR.
> So the BIOS need to make it right..., otherwise OS need to set that
> when booting every cpu...to workaround it to make MMCONFIG working.
Yes the BIOS has to get some things right. After all that's the BIOS job.
And the BIOS knows much more about the hardware than the generic
kernel. x86 Linux is not trying to be a BIOS too.
-Andi
next prev parent reply other threads:[~2007-09-04 7:23 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070830174311.221133000@amd.com>
[not found] ` <20070830174311.536394000@amd.com>
2007-09-01 10:11 ` [patch 3/5] x86: Add PCI extended config space access for AMD Barcelona Andi Kleen
2007-09-03 8:32 ` [patches] " Andreas Herrmann
2007-09-03 10:15 ` Andi Kleen
2007-09-03 11:27 ` Robert Richter
2007-09-03 12:48 ` Andi Kleen
2007-09-03 14:48 ` Robert Richter
2007-09-03 15:24 ` Andi Kleen
2007-09-04 6:54 ` Yinghai Lu
2007-09-04 7:20 ` Andi Kleen [this message]
2007-09-03 11:31 ` Andreas Herrmann
2007-09-03 12:52 ` Andi Kleen
[not found] ` <20070830174311.344418000@amd.com>
2007-09-01 10:14 ` [patch 1/5] x86: Add AMD64 Barcelona PMU MSR definitions Andi Kleen
2007-09-03 8:17 [patch 0/5] (resent) x86: PCI extended config space access on AMD Barcelona CPUs Robert Richter
2007-09-03 8:17 ` [patch 3/5] x86: Add PCI extended config space access for AMD Barcelona Robert Richter
2007-09-03 8:31 ` Arjan van de Ven
2007-09-03 9:17 ` [patches] " Andreas Herrmann
2007-09-03 11:33 ` Arjan van de Ven
2007-09-03 15:47 ` Andreas Herrmann
2007-09-05 5:58 ` H. Peter Anvin
2007-09-05 8:44 ` Robert Richter
2007-09-05 10:12 ` H. Peter Anvin
2007-09-05 10:35 ` Robert Richter
2007-09-05 11:05 ` Arne Georg Gleditsch
2007-09-05 16:13 ` Andreas Herrmann
2007-09-05 22:42 ` Yinghai Lu
2007-09-06 8:31 ` Arne Georg Gleditsch
2007-09-06 9:48 ` H. Peter Anvin
2007-09-06 17:41 ` Jesse Barnes
2007-09-06 17:50 ` Yinghai Lu
2007-09-06 17:48 ` Jesse Barnes
2007-09-06 17:48 ` Yinghai Lu
2007-09-05 15:00 ` Andreas Herrmann
2007-09-06 10:14 ` Arjan van de Ven
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