Date: Fri, 6 Dec 2013 11:40:41 -0800 From: Justin Hibbits <jhibbits@freebsd.org> To: FreeBSD Current <freebsd-current@freebsd.org>, FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: Re: Request for testing an alternate branch Message-ID: <CAHSQbTCadDa92ja%2BvizYET3rt0e-rmt8riMeerQGdmTdLMkttQ@mail.gmail.com> In-Reply-To: <20131204221956.07c27546@zhabar.gateway.2wire.net> References: <20131204221956.07c27546@zhabar.gateway.2wire.net>
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On Wed, Dec 4, 2013 at 10:19 PM, Justin Hibbits <jhibbits@freebsd.org> wrote: > I've been working on the projects/pmac_pmu branch for some time now to > add suspend/resume as well as CPU speed change for certain PowerPC > machines, about a year since I created the branch, and now it's stable > enough that I want to merge it into HEAD, hence this request. However, > it does touch several drivers, turning them into "early drivers", such > that they can be initialized, and suspended and resumed at a different > time. Saying that, I do need testing from other architectures, to make > sure I haven't broken anything. > > The technical details: > > To get proper ordering, I've extended the bus_generic_suspend() and > bus_generic_resume() to do multiple passes. Devices which cannot be > enabled or disabled at the current pass level would return an EAGAIN. > This could possibly cause problems, since it's an addition to an > existing API rather than a new API to run along side it, so it needs a > great deal of testing. It works fine on PowerPC, but I don't have any > i386/amd64 or sparc64 hardware to test it on, so would like others who > do to test it. I don't thin > > Also, any comments are of course welcome. Technical concerns are > obviously welcome, and I will try to address everything. > > Thanks, > > Justin Thanks to hrs@, images are now available for the pmac_pmu project on allbsd for i386, amd64, sparc64, and ia64: https://pub.allbsd.org/FreeBSD-snapshots/ . - Justin
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