From: Vitaly Bordug <vitb@kernel.crashing.org>
To: Scott Wood <scottwood@freescale.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [RFC/PATCH] powerpc: Move CPM command handling into the cpm drivers
Date: Tue, 27 Nov 2007 11:08:08 +0300 [thread overview]
Message-ID: <20071127110808.6ef34d92@kernel.crashing.org> (raw)
In-Reply-To: <474B3D7F.8060503@freescale.com>
On Mon, 26 Nov 2007 15:41:19 -0600
Scott Wood wrote:
> Vitaly Bordug wrote:
> > perhaps I was not clear enough. That was a rough idea how to handle
> > the whole thing, not just cpm_cr_cmd. This cpm command is a corner
> > case, but there can be other actions that may confuse CPM being
> > triggered simultaneously or overlapping.
>
> What kind of actions did you have in mind? Microcode patching?
>
microcode is another case to handle gracefully. There are also
"soft" cases like cpmux mess-up, incompatible SoC devices (which we are handling by
logical exclude now but which do have natural reasons of "not leaving together" like
shared dedicated GPIO or smth else) etc.
--
Sincerely, Vitaly
prev parent reply other threads:[~2007-11-27 8:08 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-22 17:24 [RFC/PATCH] powerpc: Move CPM command handling into the cpm drivers Jochen Friedrich
2007-11-22 18:36 ` Grant Likely
2007-11-22 21:51 ` Vitaly Bordug
2007-11-24 17:53 ` Jochen Friedrich
2007-11-24 21:47 ` Vitaly Bordug
2007-11-26 16:24 ` Scott Wood
2007-11-26 21:22 ` Vitaly Bordug
2007-11-26 21:41 ` Scott Wood
2007-11-27 8:08 ` Vitaly Bordug [this message]
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