On Apr 28, 2011, at 4:37 AM, Adrian C. wrote:
> Hello,
> I have a home-made IR receiver which I used for 7-8 years. I built a new
> machine for multimedia and lirc_serial is not functioning.
>
> Here are the setups compared:
>
> old: linux 2.6.18, lirc 0.8.0
> new: linux 2.6.38.4 lirc-utils 0.9.0
>
>
> I had some software trouble over the years, nothing I couldn't handle
> tho, but this one really got me crazy. The receiver simply does not
> receive any signals after everything I tried.
>
> old serial port as seen in dmesg:
> serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
>
> new serial port as seen in dmesg:
> serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
>
> old modprobe.conf:
> options lirc_serial irq=4 io=0x3f8
> new modprobe.conf:
> identical to above
>
>
> old dmesg:
> kernel: lirc_dev: IR Remote Control driver registered, at major 61
> kernel: lirc_dev: lirc_register_plugin: sample_rate: 0
> kernel: lirc_serial: auto-detected active low receiver
>
> new dmesg (with debug enabled):
> [5.545067] lirc_dev: IR Remote Control driver registered, major 252
> [12.462334] lirc_serial: module is from the staging directory, the quality is unknown, you have been warned.
> [12.463211] lirc_serial: in init_timing_params, freq=38000 pulse=3368, space=3368
> [12.463213] lirc_serial: Manually using active low receiver
> [12.463314] lirc_serial lirc_serial.0: lirc_dev: driver lirc_serial registered at minor = 0
>
> I forced active low because it was reporting active high, which produced
> no results with mode2, and from what I remember usually means no
> receiver was detected.
>
>
> old device node:
> crw-rw---- 1 root root 61, 0 2009-01-02 01:32 /dev/lirc0
>
> new device node:
> crw------- 1 root root 252, 0 Apr 28 10:08 /dev/lirc0
>
>
> I start mode2 and nothing happens. Blank. I re-connect the receiver to
> the old machine and it gets the signals. I'm really stuck on this, it's
> too important to get over it, I need a remote to watch TV. Please let me
> know what else I can do to debug.
Not sure. I just tried one of my serial receivers with a 2.6.38.4
Fedora kernel, and it works just fine. Are you absolutely certain
on lircd version? (which lircd, lircd --version).
--
Jarod Wilson
jarod@...
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