I think hps@ has a fix for this that uses a sequency of DELAY()s. The
problem is that in freebsd, attach runs before the scheduler is
running. Consequently, code using sleep primitives tends to hang
because ticks never advance. The scheduler / threading starts much
earlier on linux.
On Tue, May 10, 2016 at 4:30 PM, Sergey Manucharian <s...@ara-ler.com> wrote:
> I was running FreeBSD 11.0-CURRENT r292595 on ThinkPad T430 (i7-3520M,
> Intel video 4000). A couple of days ago I tried to update to a fresher
> I've built the head revision and then a couple of more:
> something has been broken somewhere between r296485 and r297692,
> I suspect namely i915kms - it won't boot: at the boot screen I see that
> all modules are loaded, then after "Booting..." message at the bottom
> screen turns black in 1-2 seconds of booting process, it seems to be the
> point when it regularly switches to native resolution (with KMS).
> Can anybody shed light on this? What can I check to get more details?
> Regularly I update to the revisions used to build snapshots at:
> assuming that those revisions have less issues. So tried a few, none
> worked for me after a certain revision from the range I mentioned above.
> Now I'm on r296485.
> Thanks for advices!
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