gsmd correctness question

Michael 'Mickey' Lauer mickey at openmoko.org
Mon Jun 2 16:17:03 CEST 2008


On Monday 02 June 2008 15:31:57 Bin Chen wrote:
> >> > 1.) Disable sending unsolicited responses between commands. There's a
> >> > 07.07 command to control that.
> >> >
> >> > 2.) Allow sending unsolicited responses at all times (this is better
> >> > for latency) and dedicate an own GSM channel for unsolicited
> >> > responses.
> >>
> >> How to? If enable this maybe the 07.10(MUX) must be enabled?
> >
> > Correct. ophoned uses the Calypso in MUX mode by utilizing gsm0710muxd.
>
> Um, I want to ask you that will MUX the unsolicited response to a
> dedicated channel make the code less portable?
> Maybe another modem won't support this feature.
>
> Or this is a mandatory item in the GSM spec?

GSM 07.10 is optional, however the MUX mode is pretty wide spread among modems 
used in smartphone designs. Anyways, since I had this in mind, ophoned has 
limited support for non-MUX mode as well.

:M:




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