On Wed, 2008-01-23 at 21:03 +0100, Rózsás Gödény wrote: > Hi > > > I hope you can make options to start with any of the 3 > firmwares. > Perhaps I wish to try writing a boot1 or boot2.
Um, Boot1 is burned into ROM on the 8388 and you probably can't change that without a lot of voodoo magic :) Only Boot2 and the post-boot firmware are loadable. Dan > yes, that is an option > > > > > > - modify qemu so that i/o ports of 8388 could be accessed > from > > outside of the emulator. I guess that the arm core of 8388 > > communicates with the other parts (the radio interface) via > > io ports so if we can see which ports are read/written by > the > > arm core we can do the same from the free firmware. > > > "accessed from outside"? (to just view them, to hook them up > to > something, etc.?) > > what I mean is that whenever the firmware inside the emulator writes > an io port the emulator forwards it to a named pipe > also the emulator reads that pipe and sends data the other way around, > too > > then a simple perl script can play the "radio part", we can log what > the core sends and we can try to inject data into the firmware > as if it came from the air interface > it may or may not work :) > > > regarding the legality of this: I have the firmware from olpc image > and never agreed to Marvell's conditions that are mentioned on the > wiki > still I don't want to reverse engineer the firmware > what I suggest is similar to the approach of the samba team, they > listened on the ethernet interface and tried to understand the bits > and bytes then they replayed the traffic with their own code. > we can listen in the io ports or whatever is necessary and replay it > from out own firmware without looking into the firmware itself > I guess samba team had a few windows machines (client and server) to > generate the traffic so we can use the firmware to generate the > traffic, too > > I'm rather worried about 802.11s, if we implement it following the > standard we might have some trouble because of patent trolls. > > > > -- > Rózsás Gödény > > _______________________________________________ > Devel mailing list > [email protected] > http://lists.laptop.org/listinfo/devel _______________________________________________ Devel mailing list [email protected] http://lists.laptop.org/listinfo/devel
