CFT update day 2

[Eric McCorkle]

Ok,

When I load the module, it the screen blanks for a second as it does when switching framebuffer drivers.  However, it looks like this fails, as the last kernel message is

*ERROR*: switching to FCLK failed

Not sure how I can get more detailed information.

> On May 26, 2016, at 19:08, Eric McCorkle <eric at metricspace.net> wrote:
> 
> Letting you know, I had an error in detection.  I'm trying to get a change done before code slush, but I will circle back and provide a detailed report 
> 
>> On May 23, 2016 4:12:52 AM EDT, Matthew Macy <mmacy at nextbsd.org> wrote:
>> 
>> The highlights for today are the following:
>> 
>> Bug fixes:
>> - Will Andrews fixed attach for some laptops (such as the Carbon X1).
>> The Carbon X1 has a quirky BIOS that doesn't allow the OS to
>> enumerate the GPU's interrupt.
>> - Will Andrews identified a conditionally uninitialized return in
>> idr_find that could lead to a panic in some cases.
>> - Fixed a panic in mtrr_del frequently seen when attach failed.
>> - Sleep/wakeups with interrupts are largely implemented correctly
>> now. Previously a polling 10ms sleep was used. I'm still
>> concerned that the code really needs to be level-triggered.
>> 
>> Cleanups:
>> - Logging is now enabled for the first 10s after attach unless
>> dev.drm.drm_debug_keep=1.
>> - Unimplemented warnings are off by default.
>> 
>> As of this moment the latest USB image is:
>> http://www.bsddesktop.com/images/cftdisk_2016052307.img.xz
>> 
>> The USB image now has sync disabled on var. This should improve
>> responsiveness for most people with slow USB pen drives. If
>> you're having issues that require retaining logs you'll need
>> to "zfs set sync=enabled zrootusb/var".
>> 
>> The USB image now includes kde4 and xfce. It is also much larger, for 
>> this iteration you will need a 16GB USB key. The next one will probably
>> not be quite so large. If size is a common problem let me know. It's 
>> difficult to buy a USB key that is less than 16GB today.
>> 
>> joeuser's .xinitrc is configured to start xfce with  startx. To start
>> kde 
>> run: service kdm4 onestart.
>> 
>> Note that the image name has changed. The most recent should be
>> self-evident in: http://www.bsddesktop.com/images 
>> 
>> Helpful hint: use a 1MB blocksize for dd and run gpart recover
>> to fix label warnings. Assuming your USB pen drive shows up as
>> /dev/da0 and cftdisk image is the one I just posted:
>> 
>> unxz -f cftdisk_2016052307.img.xz; dd if=cftdisk_2016052307.img
>> of=/dev/da0 bs=1M; gpart recover da0
>> 
>> And as a reminder, if you're having problems with X on the USB
>> key, try disabling it by moving /etc/X11/xorg.conf.d/20-intel.conf
>> somewhere else on your file system.
>> 
>> If using the github repo, make sure you're using the drm-next-4.6
>> branch.
>> 
>> Cheers.
>> 
>> -M
>> 
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> 
> -- 
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