Re: B R E A K T H R O U G H -- F11-on-XO1 has working video player

2010-01-26 Thread Raul Gutierrez Segales
Mikus, F11 is almost out of the oven!! Thanks Mikus & everybody for all of your hard testing! Special kudos to SMParish for doing the builds! Here at .PY we have been able to setup the os image build machinery (thanks Bernie!) so we plan to roll out a signed image soon.. Stay tuned! Any other

B R E A K T H R O U G H -- F11-on-XO1 has working video player

2010-01-26 Thread Mikus Grinbergs
Ever since mid-December 2008, none of the newer XO-1 builds (beyond 8.2.x) were able to properly show any "moving pictures" for me. I ended up substituting another video driver in place of xv. That gave me a smaller picture (sometimes showing only "snapshots" rather than a "movie"). Having appl

Impact of changing default Screen depth on other XO Apps

2010-01-26 Thread shivaprasad javali
Hi All, We are developing an Activity for the XO. During development we ran into an issue with the default screen depth on the XO. Our application assumes that the screen depth is 32 and does all the draw math. But as the screen depth on the XO is 16 we had to do constant 32 bit- 16 bit con

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread Jaya Kumar
On Wed, Jan 27, 2010 at 12:17 AM, Luke Kenneth Casson Leighton wrote: > >  miniPCI assumes there's a PCI bus.  ARM SoCs don't have PCI (that i > know of).  the only SoC x86 chip i've heard about is the 1ghz IEC The Marvell Armada series, specifically for example the PXA168 has on-chip PCI Express

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread John Gilmore
This whole discussion has been happening on the wrong mailing list. Please move it to discuss-gnura...@gnu.org (subscribe at http://www.gnu.org/software/gnuradio/mailinglists.html). They use and maintain the GNU Radio free software that does SDR, and also design and build the USRP hardware that's

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread John Watlington
On Jan 27, 2010, at 12:17 AM, Luke Kenneth Casson Leighton wrote: > hi scott, thanks for joining in, here. > > On Tue, Jan 26, 2010 at 3:01 PM, C. Scott Ananian > wrote: >> Good luck with your SDR dreams. I think the most you can expect from >> OLPC is that, *if* the 10 improbable things you

Re: offtopic question about high density wifi

2010-01-26 Thread david
On Tue, 26 Jan 2010, Martin Langhoff wrote: > On Tue, Jan 26, 2010 at 4:26 PM, wrote: >> Ok, having gone back and re-reading this, I'm confused. This seems to be >> exactly the RF contention issues that I understand and am prepared > > Yes, RF contention, but what Scott is pointing out is that d

Re: offtopic question about high density wifi

2010-01-26 Thread Martin Langhoff
On Tue, Jan 26, 2010 at 4:26 PM, wrote: > Ok, having gone back and re-reading this, I'm confused. This seems to be > exactly the RF contention issues that I understand and am prepared Yes, RF contention, but what Scott is pointing out is that due to various implementation glitches, it's a lot wo

Re: offtopic question about high density wifi

2010-01-26 Thread david
On Tue, 26 Jan 2010, C. Scott Ananian wrote: > OK, I'm sorry but your assumptions are mostly wrong, and you don't > seem interested in rethinking them. Chris Ball gave you the most > useful information. Please re-read the pycon articles he pointed you > to, especially the bits from 2008 about co

Re: offtopic question about high density wifi

2010-01-26 Thread C. Scott Ananian
OK, I'm sorry but your assumptions are mostly wrong, and you don't seem interested in rethinking them. Chris Ball gave you the most useful information. Please re-read the pycon articles he pointed you to, especially the bits from 2008 about contention and spectrum. It would probably be most usef

Re: offtopic question about high density wifi

2010-01-26 Thread david
On Tue, 26 Jan 2010, C. Scott Ananian wrote: On Tue, Jan 26, 2010 at 11:54 AM, wrote: On Tue, 26 Jan 2010, C. Scott Ananian wrote: On Mon, Jan 25, 2010 at 10:31 PM,   wrote: I've read through these, and they have a lot of useful info. I do have good RF experiance (and even some halfway de

Re: Procedimiento para hacer un NandBlaster

2010-01-26 Thread Henry Vélez Molina
Hola Kevin. http://wiki.laptop.org/go/Multicast_NAND_FLASH_Update Para la usb descarga los archivos fs.zip y ###.img y presionado las 4 teclas del game pad prendés la XO y las soltás cuando salga un letrero que empieza con release. Para las actividades podés descargar este pack http://wiki.lapto

Re: offtopic question about high density wifi

2010-01-26 Thread C. Scott Ananian
On Tue, Jan 26, 2010 at 11:54 AM, wrote: > On Tue, 26 Jan 2010, C. Scott Ananian wrote: > >> On Mon, Jan 25, 2010 at 10:31 PM,   wrote: >>> >>> I've read through these, and they have a lot of useful info. I do have >>> good RF experiance (and even some halfway decent tools for looking at >>> thin

Re: offtopic question about high density wifi

2010-01-26 Thread david
On Tue, 26 Jan 2010, C. Scott Ananian wrote: > On Mon, Jan 25, 2010 at 10:31 PM, wrote: >> I've read through these, and they have a lot of useful info. I do have >> good RF experiance (and even some halfway decent tools for looking at >> things), but I didn't know what, if any limits there were

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread Luke Kenneth Casson Leighton
hi scott, thanks for joining in, here. On Tue, Jan 26, 2010 at 3:01 PM, C. Scott Ananian wrote: >> so, there's therefore a wide-open opportunity to deploy SDR modems >> which can be reprogrammed as a poor-man's Base Station in a pinch, > I'm not sure why you think this is a radical idea. i do

Weekly Infrastructure Meeting Reminder

2010-01-26 Thread Stefan Unterhauser
Infrastructure meeting: Volunteer Infrastructure Gang, Sugarlabs Infrastructure Team and TreeHousers :) # Date: 2010-01-26 # Time: 21:00 UTC (16:00 EST, 22:00 CET) # Agenda: http://etherpad.com/fRDL07G6d3 # Location: #treehouse on irc.oftc.net # or Link: http://embed.mibbit.com/?server=irc.oftc.ne

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread C. Scott Ananian
On Mon, Jan 25, 2010 at 3:35 PM, Luke Kenneth Casson Leighton wrote: >  this stuff is juuust at the point where it's ready for > mass-production.  ordinarily this stuff would be snapped up by e.g. > qualcomm etc. but i believe this is going to be different: the > companies involved are ... well, t

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread Benjamin M. Schwartz
Luke Kenneth Casson Leighton wrote: > if i want to write my own > peer-to-peer 802.11 algorithms, doing an implementation e.g. of the > Babel routing algorithm to run actually on the WIFI chip itself, can i > do so, right now, _without_ being forced to sign a Marvell NDA? The 88W8686 in the XO-1.

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread Luke Kenneth Casson Leighton
On Tue, Jan 26, 2010 at 1:29 PM, John Watlington wrote: > > On Jan 26, 2010, at 6:46 PM, Luke Kenneth Casson Leighton wrote: > >> (and i also specifically mentioned the gnu-radio project resources as >> being one option. there are a _lot_ of people who would be >> _extremely_ happy to not have to

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread John Watlington
On Jan 26, 2010, at 6:46 PM, Luke Kenneth Casson Leighton wrote: > (and i also specifically mentioned the gnu-radio project resources as > being one option. there are a _lot_ of people who would be > _extremely_ happy to not have to spend $750 on a USRP in order to do > free software development

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread Luke Kenneth Casson Leighton
On Tue, Jan 26, 2010 at 3:22 AM, John Watlington wrote: > > On Jan 26, 2010, at 2:07 AM, Luke Kenneth Casson Leighton wrote: > >> On Mon, Jan 25, 2010 at 6:05 PM, Luke Kenneth Casson Leighton >> wrote: >> >>> the key questions to be asking are: in light of the massive volumes >>> involved with O

Re: OLPC hardware: what if there was an SDR modem / chipset?

2010-01-26 Thread Luke Kenneth Casson Leighton
On Tue, Jan 26, 2010 at 3:55 AM, John Watlington wrote: >> _if_ all these things were true, _would_ the OLPC hardware design >> team select such a COTS modem and its associated firmware >> (over-and-above the rather dull Marvell 88688 option being deployed >> right now in XO-1)? > > The XO-1 use