From: Krzysztof Halasa <khc@pm.waw.pl>
To: Robert Hancock <hancockr@shaw.ca>
Cc: earthquake.de@freenet.de, linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: How to reset pci device
Date: Thu, 06 Jul 2006 16:42:36 +0200 [thread overview]
Message-ID: <m3mzbmiylf.fsf@defiant.localdomain> (raw)
In-Reply-To: <44AD1D81.9000907@shaw.ca> (Robert Hancock's message of "Thu, 06 Jul 2006 08:26:09 -0600")
Robert Hancock <hancockr@shaw.ca> writes:
> If you mean issuing a reset to that specific device, there is no
> portable way to do this, if there is any way at all. In most cases
> it's likely impossible to reset just one device on the PCI bus.
It's different if you're writing a driver for such device - it doesn't
have to be "portable", and many (all?) PCI glue chips can be reset (and
can reset the rest of stuff on the card) by writing to a special (bit)
register.
--
Krzysztof Halasa
prev parent reply other threads:[~2006-07-06 14:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1152172405.112420.80940@m73g2000cwd.googlegroups.com>
2006-07-06 14:26 ` How to reset pci device Robert Hancock
2006-07-06 14:42 ` Krzysztof Halasa [this message]
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