Date: Thu, 5 Aug 2010 13:44:17 -0700 From: Christian Zander <czander@nvidia.com> To: Jung-uk Kim <jkim@FreeBSD.org> Cc: Christian Zander <chzander@nvidia.com>, "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, Oleg Sharoyko <osharoiko@gmail.com> Subject: Re: PCI config space is not restored upon resume (macbook pro) Message-ID: <20100805204417.GF3610@panther.nvidia.com> In-Reply-To: <201008051635.09273.jkim@FreeBSD.org> References: <AANLkTikMFhG1QLDf4raf%2BrxOKhobjoA-dRbUew2-8KeF@mail.gmail.com> <AANLkTimZxusSpj6BqKAYO_6YPCWVLW2hv_33K7C1rOus@mail.gmail.com> <20100805200022.GB3610@panther.nvidia.com> <201008051635.09273.jkim@FreeBSD.org>
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On Thu, Aug 05, 2010 at 01:35:01PM -0700, Jung-uk Kim wrote: (...) > > When using the NVIDIA driver, you will need to make sure that > > you're using 256.44, you'll need to be running X at the time of > > entry to S3/S4, and you'll need to make sure you've switched > > away from X's VT (this didn't happen automatically on FreeBSD > > last time I checked). > > We *do* switch VTs unless it is explicitly turned off by 'sysctl > hw.syscons.sc_no_suspend_vtswitch=1'. However, it was slightly > broken but I fixed it recently. > > http://svn.freebsd.org/viewvc/base?view=revision&revision=210303 > OK. It didn't happen on FreeBSD 8.1 when I tried recently. That's the only recent data point I have, though. > > However, NVIDIA suspend/resume is largely untested on FreeBSD. > > That's very sad news. :-( > Well, it's not entirely by choice. I have yet to find a system on which FreeBSD comes back from S3. In any case, the driver paths taken on FreeBSD are nearly identical to those taken on Linux, so given a sufficiently stable host, mileage should be the same on both platforms -- christian zander ch?zander@nvidia.com
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