-------- Forwarded Message --------
From: wes schreiner <[EMAIL PROTECTED]>
To: Thomas Hood <[EMAIL PROTECTED]>
Subject: Re: [ltp] Volunteers to test mwavem 2.0 .deb?
Date: Sun, 22 May 2005 23:44:54 -0500
I installed the mwavem_2.0-1 package for the following tests, though I 
first ran "dpkg -r mwavem" to remove the alpha package.  I see you made 
changes to the /etc/init.d/mwavem file.  The value for SERDEV at the top 
of that file is set to /dev/ttyS1, but I'm one of probably very few 
users that have the modem on the first serial port.  Anyway, it works 
just fine.  I tested both data and fax connections.

Thomas Hood wrote:

>Possibly the mwave module does not have time to initialise itself before
>mwavemd is started. ...
>
>Can you find out at what point in the boot sequence the mwave module is
>loaded and what (e.g., hotplug or discover) is loading it?
>  
>
Sorry for the delay in replying.  As far as I can tell the mwave module 
isn't loaded by either discover or hotplug.  I seems to get loaded only 
when /etc/init.d/mwave is run.  Yes, I just tested by putting an "exit 
0" at the top of that file and after a reboot I see that mwave is not 
loaded.  When I remove the "exit 0" and run "/etc/init.d/mwavem start" 
then the module is loaded, so I'm guessing that kmod is responsible for 
that.  I still get a line in syslog of:

mwavemd: mwmipc1::mwmIPC1InterruptHandler, WARNING usControlStat was 0 
(setting to 4)

but everything is working fine.  And it continues to work correctly 
after multiple invocations "/etc/init.d/mwavem restart"

>Please tell me what kernel you are using.
>  
>

2.4.28 with the LCK patchset (see <http://www.plumlocosoft.com/kernel/>)

>Do you have the sometimes-failing-to-start-on-boot problem with mwavem
>version 1.0.4-1 also?
>  
>

I can't say that I would notice most of the time, I rarely use the 
modem.  With 1.0.4-1 once in a while I would see a hang on boot, at the 
point where the mwavem init script runs.  It would not happen on two 
consecutive boots. 

>Do you have the sometimes-failing-to-start-on-boot problem with both
>Linux 2.4 and Linux 2.6?
>  
>

There is no 2.6 kernel on my 600E, so I have no information there.  I 
use this 600E for audio work, and thus I need the low-latency and kernel 
preemption patches included in the LCK patchset.  2.6 kernels are only 
now approaching the performance of 2.4.x kernels when patched for low 
latency, so while I haven't been able to use 2.6 kernels before I might 
put a 2.6 kernel on my 600E before long.

I tried several reboots and managed to get one where the modem is 
non-responsive until I run "/etc/init.d/mwavem restart".   It does look 
like some sort of timing problem, but it maybe it comes about because of 
the patched kernel I use.  I did get the same warning in syslog, but I 
seem to get that once every boot.  This isn't much of a problem for me 
since I have an easy workaround and I don't use the modem much anyway.  
The warning I get has nothing to do with a race between the mwave module 
loading and mwaved starting up.  To prove this, I first disabled 
/etc/init.d/mwavem again with an "exit 0" and rebooted.  After reboot I 
confirmed that nothing had loaded mwave.  I then manually loaded mwave 
with "modprobe mwave" and confirmed that it was loaded.   Then I removed 
the "exit 0" from /etc/init.d/mwavem and ran it with the "start" 
parameter.   I got the same warning in syslog as above.  Yet the modem 
worked fine.

If I am the only one that reports this non-responsive modem problem then 
don't worry about it, it might just be something in my system.  In my 
tesing today I rebooted about eight times and restarted mwavemd about 20 
times, and in all of that only once had a non-responsive modem.

Thanks for maintaining this package.

wes


-- 
Thomas Hood <[EMAIL PROTECTED]>



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