Modem silent on iBook G3 FireWire: Strange modem prob on pismo, redux

2004-08-19 Thread Leandro Guimaraens Faria Corsetti Dutra
Em Thu, 01 Apr 2004 17:11:42 +1000, Benjamin Herrenschmidt escreveu:

 The modem is just HW on a serial port, nothing special, except if
 the new pmac_zilog driver in 2.6 has a problem...

How to debug this driver?

I use kernel-image-2.6.7-powerpc and it seems to be compiled
in  at least /var/log/dmesg mentions it setting up /dev/ttyS0 as the
modem.

Thing is, neither pon nor wvdial can open it.  plog reports
alarm.

It worked alright with 2.4, I am thinking about going back to
it until 2.6.8 if I cant make it work.  But I am kinda wary of
downgrading and facing modules or yaboot issues.

Next step to debug?


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Strange modem prob on pismo, redux

2004-04-01 Thread Jason E. Stewart
Hi all,

I wrote in a month back about not being able to connect to my Indian
ISP under Linux. I have a Pismo, and I can connect under MacOS, but
under linux I simply get chat timeout alarm and 'pon' fails.

When I changed to my new house my modem couldn't recognize the phone
dialtone, so I disabled dial tone checking. Under MacOS this is good
enough to create a connection. But under Linux I do not get a
connection using 'pon'. Because the modem speaker on the pismo doesn't
work, it's dificult for me to debug the problem.

If someone could give me an idea how to proceed, I will be most
grateful. Either some explanation of how the modem connection process
could differ under linux and MacOS, or some advice for how to debug
what is happening without a working modem speaker.

Thanks in advance,
jas.



Re: Strange modem prob on pismo, redux

2004-04-01 Thread Benjamin Herrenschmidt

 If someone could give me an idea how to proceed, I will be most
 grateful. Either some explanation of how the modem connection process
 could differ under linux and MacOS, or some advice for how to debug
 what is happening without a working modem speaker.

For one, check if your init string is correct. It's also possible
that MacOS d/l an upgraded firmware to the modem (check the version
strings with ATI0, ATI1, etc...

I suppose you have extracted the proper modem init string from
MacOS connect script too ?

The modem is just HW on a serial port, nothing special, except if
the new pmac_zilog driver in 2.6 has a problem...

Ben.



Re: Strange modem prob on pismo, redux

2004-04-01 Thread Pierre N
The Pismo is well known for some modem laziness. It takes between 3 and
5 seconds to initialise it with the default init string. I changed my
init string to:
ATX1
and now it connects straight away every time.

That could be your problem.

--
Pierre


On Thu, 2004-04-01 at 09:11, Benjamin Herrenschmidt wrote:
  If someone could give me an idea how to proceed, I will be most
  grateful. Either some explanation of how the modem connection process
  could differ under linux and MacOS, or some advice for how to debug
  what is happening without a working modem speaker.
 
 For one, check if your init string is correct. It's also possible
 that MacOS d/l an upgraded firmware to the modem (check the version
 strings with ATI0, ATI1, etc...
 
 I suppose you have extracted the proper modem init string from
 MacOS connect script too ?
 
 The modem is just HW on a serial port, nothing special, except if
 the new pmac_zilog driver in 2.6 has a problem...
 
 Ben.
 


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