Date: Thu, 17 Sep 2015 08:28:51 -0700 From: Rui Paulo <rpaulo@me.com> To: Kris Moore <kris@pcbsd.org>, freebsd-current@freebsd.org Subject: Re: Intel Haswell support - Any updates? Message-ID: <1442503731.1862.1.camel@me.com> In-Reply-To: <55FADB38.7000406@pcbsd.org> References: <55FA7324.5010603@icloud.com> <CAASDrV=D6viCDJx9yT5CiNf1ukiz_Rp1k5wqpk92xSyiNQTEqg@mail.gmail.com> <CAPS9%2BSuYq6JqzX=aHNgD=y5SUnBQ4x_Amk-6B0bvKc6kRQ5YVA@mail.gmail.com> <CAASDrVnxZ8MUmgCO-cFRVatUMQS1LHU-4XASSJckzp_FJbvd2w@mail.gmail.com> <09A515F2-44BA-4DF0-9792-D4C56EEB9D7C@FreeBSD.org> <CAASDrVnuVfOsJvNuOsAQaHYRQqFenH%2B3=wNDBO5GR5j2KgxsxQ@mail.gmail.com> <114F22EF-61E3-4D75-84FB-9D6E3FBCB8F3@FreeBSD.org> <20150917131333.GN1247@egr.msu.edu> <CAASDrVnNuh%2BjT-%2BZFTriPELfOB78accBqGmrVUE-MDgDPZoicA@mail.gmail.com> <20150917134809.GA3025@c720-r276659> <55FAD5EF.5030001@pcbsd.org> <20150917171958.046e4b6b.ohartman@zedat.fu-berlin.de> <55FADB38.7000406@pcbsd.org>
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On Thu, 2015-09-17 at 11:24 -0400, Kris Moore wrote: > On 09/17/2015 11:19, O. Hartmann wrote: > > Am Thu, 17 Sep 2015 11:02:07 -0400 > > Kris Moore <kris@pcbsd.org> schrieb: > > > > > On 09/17/2015 09:48, Matthias Apitz wrote: > > > > El día Thursday, September 17, 2015 a las 10:41:43PM +0900, > > > > Lundberg, Johannes > > > > escribió: > > > > > > > > > Same here. I would personally definitely buy new hardware > > > > > from Intel if > > > > > FreeBSD worked on it (not vesa...) > > > > > ... > > > > What dow you have against vesa? I run CURRENT on some Acer C720 > > > > Chromebooks with Haswell chipset in Vesa mode. And you will not > > > > note it. > > > > I have never ever had such a fast desktop (KDE4) before. I can > > > > live fine > > > > with Vesa until Haswell suport is there. > > > > > > > > matthias > > > BTW, have you tried the xf86-video-scfb driver? It works much > > > better > > > than vesa here. The only catch is you have to be booted UEFI with > > > CSM > > > disabled. Using it on my X1 Carbon, gets 3k resolution properly > > > and > > > everything. Thanks to Glen Barber for bringing that to my > > > attention. > > > > > Running that specific driver on several Lenovo HD4600 driven models > > gives me headaches > > and more. This software-framebuffer works - yes, on whatever > > resolution you might wish, > > but it consumes CPU time. That said, I recall that the display was > > jumpy, slow and > > unresponsive when used under heavy load - not even 3k resolution, > > but with a moderate > > lowend of 1980x1080. > > Interesting, that's been the opposite of my experience here. Vesa was > much slower / using more CPU time and didn't give me the native > resolution. Switching to scfb made the laptop "usable" for me, at > least > until we get a proper Intel driver that does Broadwell. I, too, used scfb for 4 months, but I gave up and installed Linux. These are the things that don't work with scfb: 1) brightness control (almost at max when booting) 2) external monitor 3) hardware acceleration. scfb is a working solution in specific cases, but a laptop isn't one of them. -- Rui Paulo
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