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From: Daniel Laird <danieljlaird@hotmail.com>
To: linux-mips@linux-mips.org
Subject: Re: [PATCH][respin] pnx8550: fix system timer support
Date: Wed, 3 Jan 2007 06:34:13 -0800 (PST)	[thread overview]
Message-ID: <8141727.post@talk.nabble.com> (raw)
In-Reply-To: <20070103.225713.74752439.anemo@mba.ocn.ne.jp>




Atsushi Nemoto wrote:
> 
> On Tue, 2 Jan 2007 09:17:32 -0800 (PST), Daniel Laird
> <danieljlaird@hotmail.com> wrote:
>> Thanks, thats the build problem removed, I now have a kernel that builds
>> properly! (issues 1 and 2 appear to be closed)
>> Only issue remaining is that I still have a long hang (10 seconds ish) 
>> after this
>> Memory: 53540k/57344k available (2156k kernel code, 3744k reserved, 383k
>> data, 128k init, 0k highmem)
>>  I am investigating but any help is appreciated...
> 
> Does this patch (on top of Vitaly's patch) solve remaining problem?
> 
> diff --git a/arch/mips/philips/pnx8550/common/time.c
> b/arch/mips/philips/pnx8550/common/time.c
> index 08ebc3d..9d9fc71 100644
> --- a/arch/mips/philips/pnx8550/common/time.c
> +++ b/arch/mips/philips/pnx8550/common/time.c
> @@ -80,6 +80,7 @@ void pnx8550_time_init(void)
>  	 */
>  	mips_hpt_frequency = 27UL * ((1000000UL * n)/(m * pow2p));
>  	cpj = (mips_hpt_frequency + HZ / 2) / HZ;
> +	write_c0_count(0);
>  	timer_ack();
>  
>  	/* Setup Timer 2 */
> 

I too caqme to this conclusion and you are correct it does indeed fix the
problem.  The kernel now boots straight through to the prompt.
Thanks
Dan
-- 
View this message in context: http://www.nabble.com/-PATCH--respin--pnx8550%3A-fix-system-timer-support-tf2890537.html#a8141727
Sent from the linux-mips main mailing list archive at Nabble.com.

      reply	other threads:[~2007-01-03 14:34 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-12-28 14:14 [PATCH][respin] pnx8550: fix system timer support Vitaly Wool
2006-12-28 16:16 ` Atsushi Nemoto
2006-12-28 16:20   ` Vitaly Wool
2007-01-02 14:05     ` Daniel Laird
2007-01-02 16:06       ` Atsushi Nemoto
2007-01-02 17:17         ` Daniel Laird
2007-01-03 13:37           ` Daniel Laird
2007-01-03 13:57           ` Atsushi Nemoto
2007-01-03 14:34             ` Daniel Laird [this message]

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