Android Phones - help with usb_modeswitch

Mon Apr 18 01:31:34 UTC 2011

Your right wind is my carrier. I'm pretty happy with their customer
service. The phone hardware is a bit dodgy but that's half the fun.
Making the most out of the least.

On Sun, Apr 17, 2011 at 8:00 PM, aaron d <instantkamera-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:
> I'm sure you have searched around a bit so I'm not sure how much help I can
> be, but I did find this:
> http://www.windmobile.ca/community/ideas/detail/30173/
> seems this works flawlessly for windows users (surprise surprise) but you
> aren't the only one dealing with this under nix. I also assume wind is your
> carrier since you mentioned the "unlimited" data plan.
>
> Hope you get it figured out.
>
> Aaron
>
> On Apr 17, 2011 6:45 PM, "Russell reiter" <rreiter91-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:
>> You're right on both accounts. Sometimes especially I can't understand
>> what I'm talking about. I think I'm trying to figure out how to
>> resolve an issue between kernel-space and user-space on my computer.
>>
>> It's my understanding that it is the sim card on my phone which is
>> being mounted as a virtual CD. My phone is not rooted so I think any
>> MS programs which auto-runs would be on a very small file system on
>> the internal storage medium. Using MS, that file system is then
>> mounted as a virtual CD and auto-run takes over at mount time to do
>> the mode switching. This gives me the choice between using the "sim
>> card" file system for file transfer or accessing the internal modem
>> stream. In both case the device is tethered. Five pins, I think.
>>
>> In one mode case the computer would be tethered to a block device and
>> in the other, to a character device. I assume serial TTY. So why my
>> modem device doesn't return udevadm ATTR{serial} info is confusing.
>> However that lack of information hints at a simple solution.
>>
>> In this case however my default Nautilus system mounts the phone
>> tether as a block device. I want to switch to a character device. Not
>> even that. I want to un-mount the device and get out of the way of the
>> character stream so I can refer to it as a TTY device. (Which seems
>> kind of weird to me, but that's user-space for you.) The fact that
>> Nautilus calls out to and then mounts the phones "exported" file
>> system and then can't grep and name the system properly for the system
>> GUI, hints at a either a simple XML TRanslation problem or something
>> deeper which might not be solved with either udev or usb_modeswitch,
>> which are both user space solutions. Maybe my kernel GSM modem
>> firmware descriptions are incomplete or maybe I'm missing something
>> simple in udev modem switching.
>>
>> Android is Linux so I know its got to be simple, KISS right?
>>
>> I always was a lousy speller.
>>
>>
>>
>> On Sun, Apr 17, 2011 at 5:21 PM, aaron d <instantkamera-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:
>>> I have a hard time understanding you. Sometimes because I have no clue
>>> what
>>> you are talking about (in the sense that the discussion is possibly over
>>> my
>>> head), and other times, because Im certain you are as confused as I am
>>> 2G != 2 Gigahertz, it means 2nd Generation.
>>> Im fairly certain you arent mounting your "sim card", when you connect
>>> the
>>> phone via USb, but rather, the internal storage and/or sd storage
>>> available
>>> to the phone.
>>> Looking closer at what you want to accomplish, I _think_ you are talking
>>> about USB tethering. On this I could be wrong, but this cannot be
>>> accomplished by changing the way the PC sees the phone, it should be the
>>> other way around. It sees the phone as addressable storage because that's
>>> what the phone reports itself as via the usb controller.
>>> I have a Nexus S, and, although I have never used it, it has an option
>>> for
>>> USB tethering, that must be enabled. I can also accomplish the same task
>>> over wi-fi (phone acts as a portable hotspot).
>>> Try looking for these options on your phone, the usb tethering option
>>> specifically should be what you want (I cant say 100%, since I cant test
>>> this myself at this time).
>>>
>>> -aaron
>>>
>>> On Sun, Apr 17, 2011 at 4:25 PM, Russell reiter <rreiter91-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org>
>>> wrote:
>>>>
>>>> Right, 2G = 2 gigahertz. My phone does mode switching automatically
>>>> under MS. I am able to use the modem on that platform. For $40.00 a
>>>> month I get free Canada wide calls, texts and a few other features as
>>>> well as so called unlimited band-with. In this case they mean they
>>>> don't throttle the connection til you hit 5 gig of transfers.
>>>>
>>>> I used the term GSM  to refer to any modem that supports one or more
>>>> of the protocols in the GSM evolutionary family, including the 2.5G
>>>> technologies GPRS and EDGE, as well as the 3G technologies WCDMA,
>>>> UMTS, HSDPA and HSUPA. (Most of that sentence comes from a reference
>>>> website ;-)
>>>>
>>>> I thought I'd try to access the modem on my phone using Debian, just for
>>>> fun.
>>>>
>>>> I confess to finding udev a little frustrating, but I don't
>>>> necessarily find it a problem. My SYSFS problems and resolving parent
>>>> child relationships are, in my mind translational problems. You'd
>>>> think I'd be able to just get the OS to ignore the reported file
>>>> system. Once the device is booted, the modem is always on right? I
>>>> just have to figure out how to prod the mode to switch from storage to
>>>> stream or block to character or whatever.
>>>>
>>>> Nautilus is ok as a file manager, it just tries to mount everything
>>>> that gets connected to it and I can't figure out the proper sequence
>>>> to send to correct that problem.
>>>>
>>>> I use linux because I always feel like I learn something, not just how
>>>> to do something.
>>>>
>>>> On Sun, Apr 17, 2011 at 3:11 PM, James Knott <james.knott-bJEeYj9oJeDQT0dZR+AlfA at public.gmane.org>
>>>> wrote:
>>>> > Russell reiter wrote:
>>>> >>
>>>> >> I guess stuff gets related to being "legacy" pretty quickly these
>>>> >> days, but still my phone can drop into GSM 2G.
>>>> >>
>>>> >>
>>>> >
>>>> > 2G doesn't necessarily mean modem emulation.  It's simply less
>>>> > bandwidth
>>>> > that can still be used for IP.  That modem service required the
>>>> > carrier
>>>> > to
>>>> > convert the data to standard modem tones, before placing it on the
>>>> > POTS
>>>> > network.  My previous phone a Motorola V180 could be used as a modem,
>>>> > provided I paid for the service.  I don't think that service is
>>>> > currently
>>>> > available.
>>>> >
>>>> >
>>>> > --
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>>>
>> --
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>
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