internal modem on 770X

Mark Kennedy linux-thinkpad@www.bm-soft.com
Wed, 28 Apr 1999 13:29:53 -0400


"R. Kelley Cook" wrote:
> 
> On Fri, 23 Apr 1999 14:14:56 -0400, Mark Kennedy wrote:
> 
> >someone correct me if i'm wrong, but the internal "modem" in the TP 770X
> >is really just a DSP chip which has to be driven from software to
> >behave like a modem.  drivers exist for the win32 world but not for linux.
> >to dialup from linux, you'll need a pcmcia card with a real modem in it
> >(or maybe you can buy modems that connect via the USB?).
> 
> Well mostly correct.  It is actually a self-sustaining DSP chip.  In
> otherwords, once you download the firmware, the modem/sound chip is
> self sustaining entity and unlike a typical WinModem does not require
> CPU power nor additional software to operate.
> 
> The problem with Linux is loading the firmware correctly and then
> interfacing the chip :(

does that mean if i boot NT and use the internal modem (causing the
firmware to be stuffed down its maw) and then boot linux, it shows
up as a good old modem in I/O device space?

/mark kennedy