linux-kernel - Re: HPET regression in 2.6.26 versus 2.6.25 -- found another user with the same regression

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Message-ID: <20080828225205.GB15026@cosmic.amd.com>
Date:	Thu, 28 Aug 2008 16:52:05 -0600
From:	Jordan Crouse <jordan.crouse@....com>
To:	Yinghai Lu <yhlu.kernel@...il.com>
CC:	Rufus & Azrael <rufus-azrael@...ericable.fr>,
	Linux-kernel Mailing List <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>,
	David Witbrodt <dawitbro@...global.net>
Subject: Re: HPET regression in 2.6.26 versus 2.6.25 -- found another user
	with the same regression

On 23/08/08 14:05 -0700, Yinghai Lu wrote:
> On Sat, Aug 23, 2008 at 1:45 PM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
> > On Sat, Aug 23, 2008 at 1:36 PM, Rufus & Azrael
> > <rufus-azrael@...ericable.fr> wrote:
> >> Yinghai Lu wrote:
> >>>
> >>> cat /proc/timer_list
> >>>
> >>
> >> see file attached.
> >>
> > ..
> >>
> >> Tick Device: mode:     1
> >> Clock Event Device: hpet
> >>  max_delta_ns:   149983003520
> >>  min_delta_ns:   3352
> >>  mult:           61496115
> >>  shift:          32
> >>  mode:           3
> >>  next_event:     9223372036854775807 nsecs
> >>  set_next_event: hpet_legacy_next_event
> >>  set_mode:       hpet_legacy_set_mode
> >>  event_handler:  tick_handle_oneshot_broadcast
> >> tick_broadcast_mask: 00000000
> >> tick_broadcast_oneshot_mask: 00000000
> >>
> >
> > thanks
> >
> > so it works..., need to find out where is the magic bit.
> >
> 
> Jordan, or others for AMD could access SB600
> can you check ATI SB600 doc to produce one quirks patch to set the
> magic bit to hide 00:14.0 BAR1 to OS ?

Hi Yinghai - sorry, I've been away from my email for a few days.
I know you resolved most of the problems, but a quirk patch to
get rid of the BAR all together would be a good idea.  I'll send
something out following the US holiday.

Jordan

-- 
Jordan Crouse
Systems Software Development Engineer 
Advanced Micro Devices, Inc.

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