Hi Stefan, 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? Regards, -onur On Tue, Sep 9, 2008 at 1:54 PM, Stefan Schmidt <[EMAIL PROTECTED]> wrote: > Hello. > > > 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 > freesmartphone.org > > > and the kernel source code, but I wasn't able to > > find the right place to intercept and re-route the communication between > the > > 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. > The > only communication between these two are a serial line where AT commands > are > spoken. > > > 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 > kernel? > > AFAIK SAP is only possible if the bluetooth stack runs on the same CPU as > the > 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 > your > SAP server over plain AT commands I see no way to make this possible. > > regards > Stefan Schmidt > >
