Date: Thu, 01 Jan 2009 00:06:43 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: rik@inse.ru Cc: rik@FreeBSD.org, svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r186520 - head/sys/dev/puc Message-ID: <20090101.000643.1543764949.imp@bsdimp.com> In-Reply-To: <495B406F.2040305@localhost.inse.ru> References: <200812271522.mBRFMMHY074982@svn.freebsd.org> <20081229.114241.756909212.imp@bsdimp.com> <495B406F.2040305@localhost.inse.ru>
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In message: <495B406F.2040305@localhost.inse.ru>
Roman Kurakin <rik@inse.ru> writes:
: M. Warner Losh wrote:
: > In message: <200812271522.mBRFMMHY074982@svn.freebsd.org>
: > Roman Kurakin <rik@FreeBSD.org> writes:
: > : Author: rik
: > : Date: Sat Dec 27 15:22:22 2008
: > : New Revision: 186520
: > : URL: http://svn.freebsd.org/changeset/base/186520
: > :
: > : Log:
: > : Add support for the Oxford OX16PCI958-based card.
: > :
: > : Note, that the patch provided with this card for the Linux states that
: > : the card uses DEFAULT_RCLK * 2, while in fact it is '* 10'. So probably
: > : we should also use the subdevice/subvendord here. For now just ignore
: > : that fact.
: >
: > I've had problems with doing that on some Oxford based cards. The
: > vendor that uses them doesn't set them up, so you can't tell my
: > cardbus oxford card from the pcie oxford card that someone else sent
: > me patches for: both with different clock multipliers...
: >
: Probably we need to implement AUTODETECT_RCLK. I've had the patch,
: but it worked only for modules, cause there was no working timers while the
: cards probe time if the driver was compiled in. I've planned to move
: detection
: code to the first open and do some cleanup after the detection, but
: didn't do
: that.
I'd like to see that. I think we can defer the detection of RCLK to
later. How accurate is this, btw? How dependent on timing of
interrupts is it?
Warner
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