GSM support on freerunner

Michael Trimarchi trimarchi at gandalf.sssup.it
Tue Jan 13 22:08:53 CET 2009


Hi,

Jim Ancona wrote:
> On Tue, Jan 13, 2009 at 9:42 AM, Michael Trimarchi
> <trimarchi at gandalf.sssup.it> wrote:
>   
>> Hi,
>>
>> Michael 'Mickey' Lauer wrote:
>>     
>>> Am Tuesday 13 January 2009 15:20:57 schrieb Michael Trimarchi:
>>>
>>>       
>>>> Hi,
>>>>
>>>> Michael 'Mickey' Lauer wrote:
>>>>
>>>>         
>>>>> Am Tuesday 13 January 2009 12:52:24 schrieb Michael Trimarchi:
>>>>>
>>>>>           
>>>>>> I will start a personal porting of the gsm stuff from standard openmoko
>>>>>> filesystem to the
>>>>>> android filesystem. I don't have a lot of experince on gsm but I find
>>>>>> to
>>>>>> daemon:
>>>>>>
>>>>>> - gsmd
>>>>>> - gsm0710muxd
>>>>>>
>>>>>>             
>>>>> Why would you want to do that? Isn't Android having its own GSM stack?
>>>>>
>>>>>           
>>>> Look at the code:
>>>>
>>>> hardware/ril/libril/<libgsmmux-moko>.c
>>>>
>>>>         
>>> Where is that code?
>>>
>>>
>>>       
>> The android "gsmd part" is under hardware/ril/ directory (in the android
>> project) and
>> in this directory you can find:
>>
>> rild directory
>> reference-ril directory
>> etc
>>
>> If you want to talk to the gsm chip using a serial device you have an
>> implementation
>> in reference-ril directory (the at command are send using the atchannel
>> function.
>> The reference-ril not fit extactly with the freerunner hardware. So the idea
>> is to create
>> a new part that support the freerunner using the code implemented in the
>> gsmd/gsm0710muxd
>> project. It is clear now or am I missing something?
>>
>>
>>     
>
> There is a binary: vendor/neo/freerunner/binary/libmuxgsm-ril.so
>
> Sean mentioned last week that the source should be released soon:
> http://kerneltrap.org/mailarchive/openmoko-kernel/2009/1/5/4598754
>
> You might want to follow-up with him before reinventing the wheel.
>
> Jim
>
>   
I know that but I want to spend my spare time and I like do somenthing. 
Look and write code
is a good practise :).

Michael



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