Date: Mon, 07 Dec 2015 08:45:02 -0500 From: "Michael B. Eichorn" <ike@michaeleichorn.com> To: Bertram Scharpf <lists@bertram-scharpf.de>, freebsd-x11@freebsd.org Subject: Re: Trying to run Broadwell Message-ID: <1449495902.7860.35.camel@michaeleichorn.com> In-Reply-To: <20151207133403.GB73105@becker.bs.l> References: <20151203174008.GA98937@becker.bs.l> <alpine.BSF.2.20.1512031338070.24164@wonkity.com> <20151203222137.GA1111@becker.bs.l> <CA%2BtpaK21cSbR%2BytGyc3d4_FotUJY3WjSbOasgkfyVjUt00Y6Og@mail.gmail.com> <20151207133403.GB73105@becker.bs.l>
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[-- Attachment #1 --] On Mon, 2015-12-07 at 14:34 +0100, Bertram Scharpf wrote: > Hi, > > this is from freebsd-questions: > > On Thursday, 03. Dec 2015, 16:31:05 -0600, Adam Vande More wrote: > > On Thu, Dec 3, 2015 at 4:21 PM, Bertram Scharpf <lists@bertram-scha > > rpf.de> wrote: > > > On Thursday, 03. Dec 2015, 13:42:25 -0700, Warren Block wrote: > > > > On Thu, 3 Dec 2015, Bertram Scharpf wrote: > > > > > > > > > > Section "Device" > > > > > Identifier "Card0" > > > > > Driver "intel" > > > > > BusID "PCI:0:2:0" > > > > > EndSection > > > > > > > > > > # pciconf -lv | grep -A 4 vga > > > > > vgapci0@pci0:0:2:0: class=0x030000 card=0x803a103c > > > > > chip=0x16068086 rev=0x08 hdr=0x00 > > > > > vendor = 'Intel Corporation' > > > > > device = 'Broadwell-U Integrated Graphics' > > > > > class = display > > > > > subclass = VGA > > > > > > > > > > Looks good, doesn't it? Besides that, Linux on the same > > > > > machine uses the "intel" driver successfully. > > > > > > > > Broadwell is not yet supported by the intel driver version in > > > > FreeBSD. > > > > At present, vesa must be used. > > > > > > What does "not yet"/"at present" mean? Is there currently > > > work on it? I would not mind to contribute, not least > > > because I now own an excellent testing environment. > > > > I believe broadwell is covered in the 3.8 update. > > https://wiki.freebsd.org/Graphics/Update%20i915%20GPU%20driver%20to > > %20Linux%203.8 > > # kldload i915kms > kldload: can't load i915kms: No such file or directory > > Kernel messages from dmesg: > > info: [drm] Initialized drm 1.1.0 20060810 > link_elf: symbol mchdev_lock undefined > sysctl_unregister_oid: failed to unregister sysctl > > I cannot find the symbol "mchdev_lock" in any file but > "i915kms.ko". There is no definition of the variable in the > source tree. > > I have a running Gentoo Linux 4.1.12 here. There, in the > kernel sources I find a definition of "mchdev_lock". Could > that be easily copied into the FreeBSD kernel module source > file? At the moment I'm fetching the 3.8 sources. I'm > planning to first compare the two kernel versions, then to > compare one of them to the above source tree. > > Is this approach okay? > > Bertram > Are you running the freebsd-graphics-update branch? https://github.com/freebsd/freebsd-base-graphics.git You didn't provide a `uname -a` so that is going to be the first question. 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