Implementing Bluetooth SIM Access Profile (SAP) on OpenMoko
ocinar at simowireless.com
Tue Sep 9 23:30:25 CEST 2008
Thank you for your quick and detailed response. It seems like the task will
be much harder than I was envisioning.
Based on OpenMoko wiki pages, I'm assuming that customizing the TI Calypso
won't be possible through open source? Does OpenMoko has any customizations
on it already?
On Tue, Sep 9, 2008 at 1:54 PM, Stefan Schmidt <stefan at openmoko.org> wrote:
> On Tue, 2008-09-09 at 12:25, Onur Cinar wrote:
> > I went through the gsmd,
> gsmd is not longer used by Openmoko. You best bet would be ogsmd by
> > and the kernel source code, but I wasn't able to
> > find the right place to intercept and re-route the communication between
> > GSM radio and the SIM card.
> Not possible. Linux kernel and GSM stack are running on two separated CPUs.
> Arm based samsung SoC for the linux kernel and TI Calypso for the GSM side.
> only communication between these two are a serial line where AT commands
> > I just wanted to ask if this is something
> > possible on OpenMoko pragmatically. Based on the documents on wiki, it
> > looks like the GSM radio has direct connection with the SIM card, and the
> > kernel is not involved. Is there anyway I can change that from the
> AFAIK SAP is only possible if the bluetooth stack runs on the same CPU as
> GSM stack and has direct access to the SIM card. That is not the case on
> the Neo
> 1973 and the Neo Freerunner.
> As long as you don't know a way to export the SIM informations you need for
> SAP server over plain AT commands I see no way to make this possible.
> Stefan Schmidt
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