NANDblaster design notes for XO-1.5

2009-11-13 Thread Mitch Bradley
http://wiki.laptop.org/go/Nandblaster_for_XO-1.5 records my current thoughts about NANDblaster for XO-1.5. Please comment. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: [Sugar-devel] User workflow sharing Journal Entries over USB sticks

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 1:33 AM, K. K. Subramaniam subb...@gmail.com wrote: Keeping meta-data in the same directory (folder) is the way to go. Of course, the meta-data has to be a hidden file. Of course - why? FWIW, www.freedesktop.org contains a bunch of  standards (really conventions) for

Re: OLPC developers in Tampa FL area?

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 6:33 AM, Justin Petro jus...@advancedmillennium.net wrote: I have since replaced the battery, unfortunately, it seems I also have the buggy bios which refuses to boot after the clock is reset. Have you got a developer key? Have you seen -- and tried -- the procedure

Re: Rationale behind the JSON - CJSON switch in Sugar codebase?

2009-11-13 Thread Martin Langhoff
On Thu, Nov 12, 2009 at 4:40 PM, Tomeu Vizoso to...@sugarlabs.org wrote: Right now just using the json module in python 2.6 may be best as the parser is a C module (AFAIR). Is because of a bug in cjson why those files aren't being parsed? Re-reading this -- and given that yes, it's a bug in

Re: OLPC developers in Tampa FL area?

2009-11-13 Thread Justin Petro
Thank you for finding this link... However, it indicates on that page that it can only be used if the lcd/backlight powers up. Mine sounds more like symptom 1. can that method be done blind (without a display)? or does it only work in cases where you can see the screen, and get an actual error

Re: [Sugar-devel] Rationale behind the JSON - CJSON switch in Sugar codebase?

2009-11-13 Thread Daniel Drake
On Fri, 2009-11-13 at 10:14 +0100, Martin Langhoff wrote: On Thu, Nov 12, 2009 at 4:40 PM, Tomeu Vizoso to...@sugarlabs.org wrote: Right now just using the json module in python 2.6 may be best as the parser is a C module (AFAIR). Is because of a bug in cjson why those files aren't being

Re: OLPC developers in Tampa FL area?

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 10:37 AM, Justin Petro jus...@advancedmillennium.net wrote: Thank you for finding this link... However, it indicates on that page that it can only be used if the lcd/backlight powers up. Mine sounds more like symptom 1. can that method be done blind (without a display)?

Re: OLPC developers in Tampa FL area?

2009-11-13 Thread Daniel Drake
On Fri, 2009-11-13 at 04:37 -0500, Justin Petro wrote: Thank you for finding this link... However, it indicates on that page that it can only be used if the lcd/backlight powers up. Mine sounds more like symptom 1. can that method be done blind (without a display)? or does it only work in

Re: [Sugar-devel] Rationale behind the JSON - CJSON switch in Sugar codebase?

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 10:39 AM, Daniel Drake d...@laptop.org wrote: It would be worth a quick look at fixing cjson yourself. I am cheeky but I am not a C hacker. Looking around yesterday, I have not found a way to report bugs against cjson. The project homepage is the page of the company where

Re: [Sugar-devel] Rationale behind the JSON - CJSON switch in Sugar codebase?

2009-11-13 Thread Daniel Drake
On Fri, 2009-11-13 at 10:53 +0100, Martin Langhoff wrote: After a few tries, I did find that the same problem was reported in Debian, a patch proposed, and upstream rejected it: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534709 As Tomeu mentions, Python 2.6 reduces the cjson/json

Re: [Sugar-devel] Rationale behind the JSON - CJSON switch in Sugar codebase?

2009-11-13 Thread Lucian Branescu
I did a quick and not-so-scientific benchmark. The test involves a round trip for a small json file 10 times. cjson7.56759595871 simplejson-c 9.09944200516 simplejson-pure 58.1605060101 2009/11/13 Daniel Drake d...@laptop.org: On Fri, 2009-11-13 at 10:53 +0100, Martin

Re: [Sugar-devel] Rationale behind the JSON - CJSON switch in Sugar codebase?

2009-11-13 Thread Tomeu Vizoso
2009/11/12 Lucian Branescu lucian.brane...@gmail.com: The json module (simplejson) has only the parser written in C, so it's still slower overall than cjson. Not by a lot, but measurable. Well, we don't really care about overall slowness, but only if it's fast enough for our actual use of it.

Re: [Sugar-devel] Rationale behind the JSON - CJSON switch in Sugar codebase?

2009-11-13 Thread Daniel Drake
On Fri, 2009-11-13 at 11:50 +0100, Tomeu Vizoso wrote: For past stable releases, deployers are the ones who should know best. If you are talking about 0.82, then we should go back to use simplejson. If this is 0.84 on F11, then we can use what python 2.6 provides. 0.82 doesn't have this bug -

Re: [Sugar-devel] XO problems with 32 characters SSID [laptop.org #9652]

2009-11-13 Thread Rafael Enrique Ortiz Guerrero
Gabriela reports is solved using os8 (F11 for XO-1). Rafael Ortiz On Thu, Nov 12, 2009 at 5:10 PM, James Cameron qu...@laptop.org wrote: This is being tracked as http://dev.laptop.org/ticket/9652 -- James Cameron http://quozl.linux.org.au/

Re: [Sugar-devel] XO problems with 32 characters SSID [laptop.org #9652]

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 2:10 PM, Rafael Enrique Ortiz Guerrero dir...@gmail.com wrote: Gabriela reports is solved using os8 (F11 for XO-1). That's excellent news! m -- martin.langh...@gmail.com mar...@laptop.org -- School Server Architect - ask interesting questions - don't get

Re: [Sugar-devel] XO problems with 32 characters SSID

2009-11-13 Thread Gabriela Corrales
I tried F11 for XO1.0 and there is no problem when connecting to a 32 characters SSID and opening the web browser. Everything works fine with F11. Thanks for your help! 2009/11/12 Gabriela Corrales gcorra...@plan.ceibal.edu.uy I already open a ticket in dev.laptop.org and they just told me

Re: yum has problem with F11 repositories

2009-11-13 Thread Daniel Drake
On Thu, 2009-11-12 at 23:43 -0500, Mikus Grinbergs wrote: Both yesterday and today, I'm getting an error message about filelists.xml.gz on http://xs-dev.laptop.org/~dsd/repos/, from both the f11 and f11-xo1 repositories: [Errno -1] Metadata file does not match checksum Can't reproduce

Max throughput with XO on 802.11G

2009-11-13 Thread Andrés Nacelle
Hello fellows, I´ve been working some time ago on the maximum throughput you can get from an XO on it´s wireless and I got some interesting results, on which I still have to work but I would like to share with you to know if I´m trying to invent the wile again. But first the conditions, I´ve been

New F11 for XO-1.5 build 40

2009-11-13 Thread Chris Ball
http://wiki.laptop.org/go/F11_for_1.5 http://dev.laptop.org/~cjb/f11-1.5/os40 Compressed image size: 411.16mb (+2.36mb since build 39) Description of changes in this build: * Kernel, bootanim and X now run at 24bpp, fixes some video hangs (#9646) * Root device is automatically discovered based

Help, please - how to put a build on an USB stick so that it will boot on an XO ?

2009-11-13 Thread Mikus Grinbergs
I do not have a Fedora system. I've been using 'livecd-iso-to-disk' script for building USB sticks from .iso files. But that never has worked for me with XO-1.5 builds. And just now it failed with a recent XO-1 build. [Booting stalls - can't mount root filesystem.] A while ago I read a

A1 with only external SD - running fs-update?

2009-11-13 Thread Martin Langhoff
I have an A1 or A2 board (reports D0) and I am wanting to fs-update os30.zd on it. It errors out with a Can't open device that I think refers to the microSD card. Otherwise, have we got a utility to unpack dd the .zd onto a filesystem? cheers, m -- martin.langh...@gmail.com

Re: NOW: Contributors Program Mtg! (Fri 2PM Boston time, #olpc-meeting)

2009-11-13 Thread Holt
Please join us NOW reviewing the latest OLPC/Sugar community projects over IRC Live Chat: (2PM EDT Boston Time Today/Friday) http://forum.laptop.org/chat Then type at bottom: /join #olpc-meeting AGENDA: * New projects libraries -- teaching them Community Outreach:

Re: NANDblaster design notes for XO-1.5

2009-11-13 Thread Richard A. Smith
http://wiki.laptop.org/go/Nandblaster_for_XO-1.5 records my current thoughts about NANDblaster for XO-1.5. Please comment. It would be nice if we could take advantage of the fact that the data in the .zd file is already compressed, but I'm not sure how to fit that into the FEC scheme

Re: Q3A16 released

2009-11-13 Thread Sameer Verma
On Fri, Nov 13, 2009 at 10:16 PM, Mitch Bradley w...@laptop.org wrote: http://wiki.laptop.org/go/OLPC_Firmware_q3a16 It fixes several issues that affect the display, and is especially appropriate for use with os40. ___ Devel mailing list