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From: thockin@hockin.org
To: Vojtech Pavlik <vojtech@suse.cz>
Cc: Lee Revell <rlrevell@joe-job.com>, Andi Kleen <ak@suse.de>,
	Jiri Bohac <jbohac@suse.cz>,
	Luca Tettamanti <kronos.it@gmail.com>,
	linux-kernel@vger.kernel.org, john stultz <johnstul@us.ibm.com>
Subject: Re: AMD X2 unsynced TSC fix?
Date: Sat, 28 Oct 2006 15:54:14 -0700	[thread overview]
Message-ID: <20061028225414.GE10086@hockin.org> (raw)
In-Reply-To: <20061028195739.GA18879@suse.cz>

On Sat, Oct 28, 2006 at 09:57:39PM +0200, Vojtech Pavlik wrote:
> > > No we don't -- most BIOS still don't give us the HPET table 
> > > even when it is there in hardware. In the future this will change sure
> > > but people will still run a lot of older motherboards. 
> > 
> > I have exactly such a system (see thread "x86-64 with nvidia MCP51
> > chipset: kernel does not find HPET").  Is there anything at all I can do
> > to make the kernel see the HPET?  Can I try to guess the address?  BIOS
> > upgrade?
>  
> In most cases where the HPET is present but not reported, it's not
> configured. Usually, you need to write a chipset-specific register to
> configure the address.
> 
> Finding the register, finding some free MMIO space, writing the address
> to the register and telling the address to the kernel is enough.

Do we want to establish a precedent for chipsets that we can find the HPET
and configure ourselves?  Register them all as PCI quirks...

  reply	other threads:[~2006-10-28 22:54 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-27 17:15 AMD X2 unsynced TSC fix? Lee Revell
2006-10-27 20:18 ` Luca Tettamanti
2006-10-27 23:04   ` thockin
2006-10-28  0:00     ` Luca Tettamanti
2006-10-28  0:17       ` Lee Revell
2006-10-28  2:46       ` thockin
2006-10-28  3:59         ` Andi Kleen
2006-10-28  6:32           ` thockin
2006-10-28  9:14           ` Vojtech Pavlik
2006-10-28 18:22           ` Lee Revell
2006-10-28 19:57             ` Vojtech Pavlik
2006-10-28 22:54               ` thockin [this message]
2006-10-28  1:04     ` Andi Kleen
2006-10-28  3:28       ` Lee Revell
2006-10-28  5:28         ` Willy Tarreau
2006-10-28 18:08           ` Lee Revell
2006-10-28 19:14             ` thockin
2006-10-30 17:22             ` Langsdorf, Mark
2006-10-28 18:37           ` Andi Kleen
2006-10-28 19:15             ` Willy Tarreau
2006-10-28 19:18               ` thockin
2006-10-28 19:32                 ` Willy Tarreau
2006-10-28 19:42                   ` thockin
2006-10-28 20:16                     ` Willy Tarreau
2006-10-28 19:33               ` Andi Kleen
2006-10-28 20:04                 ` Willy Tarreau
2006-10-28 20:11                   ` Andi Kleen
2006-10-28 20:36                     ` Willy Tarreau
2006-10-29  1:28                 ` Lee Revell
2006-10-28 21:00               ` Lee Revell
2006-10-31 11:12           ` Pádraig Brady
2006-10-31 15:31             ` Willy Tarreau
2006-10-30 20:30     ` Christoph Lameter
2006-10-27 20:35 ` Andi Kleen
2006-10-27 20:41   ` Lee Revell
2006-10-27 21:48     ` Chris Friesen
2006-10-27 22:08       ` Lee Revell
2006-10-28  3:58         ` Sergio Monteiro Basto
2006-10-28  4:06           ` Andi Kleen
2006-10-28  4:22             ` Sergio Monteiro Basto
2006-10-30  3:10               ` Sergio Monteiro Basto
2006-10-30 15:23                 ` Andi Kleen
     [not found]                   ` <1162253008.2999.9.camel@localhost.portugal>
2006-10-31  0:14                     ` Lee Revell
2006-10-31  0:25                       ` john stultz
2006-10-31  2:41                     ` Siddha, Suresh B
2006-10-31 15:05                       ` Sergio Monteiro Basto
2006-11-01  1:46                       ` Sergio Monteiro Basto
2006-11-01  2:44                         ` Siddha, Suresh B
2006-11-08  0:22                           ` Sergio Monteiro Basto
2006-11-08 19:53                             ` Thomas Gleixner
2006-11-09  0:39                               ` Sergio Monteiro Basto
2006-11-09  1:13                                 ` john stultz
2006-11-09  1:27                                   ` Sergio Monteiro Basto
2006-11-15  1:51                                   ` Sergio Monteiro Basto
     [not found]                                     ` <20061115193514.41C01102C011@mail.goron.de>
2006-11-16  1:38                                       ` Sergio Monteiro Basto
2006-11-16  1:45                                         ` Sergio Monteiro Basto
2006-10-28  6:35             ` thockin
2006-10-28  6:46               ` Andrew Morton
2006-10-28  6:49                 ` thockin
2006-10-28  7:13                   ` Andrew Morton
2006-10-28  7:25                     ` thockin
2006-10-28  9:46                   ` Andi Kleen
2006-10-28  9:45                 ` Andi Kleen
2006-10-28  9:48               ` Andi Kleen
2006-10-27 21:58 ` Friedrich Göpel

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