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[Lcdproc] Fwd: lcdproc on FreeBSD with lis driver

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  • From: bsdfan at (Markus Dolze)
  • Subject: [Lcdproc] Fwd: lcdproc on FreeBSD with lis driver
  • Date: Fri, 10 Dec 2010 19:41:34 +0100


while looking at the 'lis' driver I found a minor issue with error
reporting on pthread_create which I corrected. It may have prevented
error messages to show up.

Please try out a yesterday's CVS snapshot from If you need any help on how to
use it, please drop me a mail.

Please run 'LCDd -r 4 -f' and send us that's output.


On 05.12.2010 20:24, Tom Pusateri wrote:
> Thanks for the reply.
> The code looks fine to me too. But the call to pthread_create never returns
> so maybe its an issue with FreeBSD 8.1. I just did a binary update to p2
> and that acts the same. I saw a Freebsd bug in 7.2 for a similar problem to
> pthread_create() not returning because of a malloc issue.
> I read elsewhere that others on linux are using the hd44780 Driver with
> connection type lis2. So I tried that with device /dev/cuaU0. It seems to
> run ok but it never updates the display. Its not clear which driver I
> should be using.
> I don't think I mentioned it before but I have a Pro-LCD in a nMedia 1000
> case which is a VLSys LIS MCE.
> Thanks for the help.
> Tom
> On Dec 5, 2010, at 2:42 AM, Markus Dolze wrote:
>> Hello,
>> yes, the LIS driver is the only driver that uses threads. At first
>> glance I can't see any problem with the code.
>> Are you sure you are not looking at the second thread launched in gdb?
>> That thread will only return on shutdown.
>> Which version of LCDproc and FreeBSD (output of uname -v) are you using?
>> Regards,
>> Markus
>> On 04.12.2010 23:09, Tom Pusateri wrote:
>>> Some more info: In gdb, it is never returning from pthread_create() in
>>> lis.c:514
>>> The lis driver appears to be the only driver that uses threads.
>>> Thanks,
>>> Tom
>>> Begin forwarded message:
>>>> *From: *Tom Pusateri
>>>> *Date: *December 4, 2010 3:43:02 PM EST
>>>> *To: *bsdfan at <mailto:bsdfan at>
>>>> *Subject: **lcdproc on FreeBSD with lis driver*
>>>> I have built the lcdproc code using a modified port to include the lis
>>>> driver (which depends on devel/libftdi).
>>>> libftdi seems to work and the utilities that ship with it seem to work
>>>> but LCDd hangs on startup. I'm running gdb now to see if I can figure
>>>> out why but I wondered if you knew anything about the lis driver and
>>>> if anyone else is using it and if can be included by default in the
>>>> Freebsd port.
>>>> Thanks,
>>>> Tom
>> _______________________________________________
>> LCDproc mailing list
>> LCDproc at

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