Openmoko strives for openness

Lally Singh lally.singh at gmail.com
Thu Mar 27 18:15:47 CET 2008


On Thu, Mar 27, 2008 at 12:22 PM, Andy Green <andy at openmoko.com> wrote:
> Somebody in the thread at some point said:
>
>  >> 2. Actually, is there any hope of getting 3d acceleration out of the
>  >> graphics chip, or is that too bogged down with NDA-ness?  Are we stuck
>  >> porting Mesa3D?
>
>  Chance, sure, but the NDA situation is pretty bad it turns out for the
>  Glamo.

It's a shame!  Poor (Glamo) fools are shooting themselves in the foot
on this one.

>  Generally speaking USB of one kind or another will very likely be around
>  in one form or another... it will be a much better solution to make such
>  a device a USB peripheral since you don't have to open the case, can
>  unplug to revert to just being a phone, you get power provided from the
>  phone, can use on other hosts, etc.  And at some point it will very
>  likely be 480Mbps (GTA02 is 12Mbps) DMA'd in and out, so bandwidth won't
>  be an issue.  I really recommend this path for any non-casual hacking.

 USB2 would be fast, but AFAIK it tends to suck away all your CPU.
Something a little smarter, like firewire?


>  > Promiscuous mode? I would prefer full packet injection ;) see those wep
>  > networks crumble.
>
>  Full (radiotap) injection is useful for non-evil things too, the problem
>  with Monitor mode and the injection is the same: the closed firmware
>  doesn't offer it at the moment, and the firmware alone handles the MAC
>  for the current WLAN device.

My own prefs aside, this one's a biggie.  If OM's looking at
potentially changing
chips down the road, something a lot more hackable here would be wonderful.


-- 
H. Lally Singh
Ph.D. Candidate, Computer Science
Virginia Tech




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