[PATCH] Qtopia - SMS messages fail to be received.

Holger Freyther zecke at openmoko.org
Thu Jun 12 11:07:11 CEST 2008


On Thursday 12 June 2008 06:27:25 Mike (mwester) wrote:
> I have been unable to receive SMS messages.
>
> The problem is that Qtopia does not retry long enough to send
> the AT+CNMI message before giving up.  (This message instructs
> the GSM to send an unsolicited message upon arrival of an SMS.)
>
> Notes in the code indicate that some modems will be busy for a
> while after the AT+CPIN transaction, and Qtopia retries 5 times,
> each time one second apart.
>
> However, the docs for the Enfora Enabler, which have been noted
> to be more similar to the Calypso than others, make a specific
> note that it may take 20 seconds or more after power-up before
> the SIM is read, and certain SIM-related commmands can be run.
> (The error we get from the Calypso is "SIM BUSY".)  Various tests
> here confirm that the magic number for the Calypso with the SIM
> in question (a T-Mobile SIM) is 20 seconds.
>
> The patch below changes the 5 retries to 25 -- which solves my SMS
> problems completely, and is large enough that it should work for
> others as well.  There is no impact for SIMs that worked before.

thanks, I'm going to apply this.

z



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