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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Nathan Pilatzke <nathanpilatzke@gmail.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: ppc32 kernel boot problem (pmu related?)
Date: Tue, 16 May 2006 14:43:13 +1000	[thread overview]
Message-ID: <1147754594.13588.17.camel@localhost.localdomain> (raw)
In-Reply-To: <98889dd30605152106m9090ba3ga1a4c7706aace3ef@mail.gmail.com>


> And that's where is locks hard.  Just as an alternative I tried
> compiling without i2c support, but the kernel locks hard at the exact
> same point.  Compiling without the pmu code is the only way I can get
> the kernel to boot.  There are some kernel messages missing from a
> kernel compiled with pmu versus a kernel without pmu, namely:
> 
> On node 0 total pages: 163840
>  DMA zone: 163840 pages, LIFO batch: 31
> 
> and
> 
> Calibrating delay loop... 49.79 BogoMIPS (lpj=99584)
> 
> but they do not seem to be anything serious.  Where to go from here?
> Thanks for the debugging suggestions so far, keep them coming please.

Can you try editing arch/powerpc/platforms/powermac/low_i2c.c, in
function pmac_i2c_init(), comment out the call to pmac_i2c_devscan() and
tell me if that makes a difference.

Thanks,
Ben.

  reply	other threads:[~2006-05-16  4:43 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-11 19:07 ppc32 kernel boot problem (pmu related?) Nathan Pilatzke
2006-05-12  3:12 ` Benjamin Herrenschmidt
2006-05-12 12:40   ` Nathan Pilatzke
2006-05-15  1:58     ` Benjamin Herrenschmidt
2006-05-16  4:06       ` Nathan Pilatzke
2006-05-16  4:43         ` Benjamin Herrenschmidt [this message]
2006-05-16 15:04           ` Nathan Pilatzke
2006-05-16 22:07             ` Benjamin Herrenschmidt
2006-05-16  4:44         ` Benjamin Herrenschmidt

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