Sorry if this is a duplicate, I did not see this make it onto the list.

Greg KH and anyone else that can help,

I am trying to better understand the details with these cellular data cards
and have found a number of resources but still have some questions as
follows:

Are the majority of these cellular/evdo data cards (kyocera 650, novatel
620, etc) ultimately USB serial devices?  In other words, I believe that
they contain USB controllers that sit on top of the PCI bus via the PCMCIA
adapter.

Given that, I have seen the general instruction to use modprobe providing
the vendor and device ids to recognize the devices.  Additionally, I have
seen two implementations contributed by Greg KH (tiny serial driver from LJ
and another possibly more obscure airprime or airframe specific driver
basically a specification of the tiny driver).  These two examples contain
the vendor and device ids so that the user is not required to enter them
directly.

My next question is if this driver can then be linked to a non-loadable
module kernel and then recognize the device at boot without the need to use
modprobe, etc?

Secondly, these sample drivers are for 2.6 and I have tried to use the same
approach in 2.4.32.  For initial testing, I extern'd the probe and
disconnect fundtions from usbserial.c and I can see that the entry points
are being  called from my new test module (same as the tiny usb driver) but,
sadly, I get no love from the usbserial driver, never realizing the port
assignment.

Is this the wrong approach to solve this problem on 2.4?  Clearly the
simplest solution is to fall back to the loadable module/modprobe approach,
but having chosen this path to enlightenment I am a bit to stubborn to just
give up now.


Thank you,
Tom




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