Re: Q3A16 released

2009-11-13 Thread Sameer Verma
On Fri, Nov 13, 2009 at 10:16 PM, Mitch Bradley 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 > Devel@lists.lapt

Q3A16 released

2009-11-13 Thread Mitch Bradley
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 Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: Devel Digest, Vol 45, Issue 30

2009-11-13 Thread Mitch Bradley
Richard Smith wrote: > Is it possible to turn the .zd scheme into the same FEC scheme so that > fs-update and nandblaster use the same source stream? I know that adds > a lot of additional overhead in the non-lossy channel case but even if > it results in a slowdown in the fs-update case it mig

Re: Max throughput with XO on 802.11G

2009-11-13 Thread John Watlington
Yep. There is a lot of overhead, and there are also limitation in the connection between the host and the network interface. You should upgrade to a newer OS image, however, You want to have the latest libertas firmware (this may not improve the performance, but it makes your results mo

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 w

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: http://wiki.laptop.org/g

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 mar...@lapt

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 comp

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

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 u

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

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 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 distracted with shiny stu

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 wrote: > This is being tracked as http://dev.laptop.org/ticket/9652 > > -- > James Cameron > http://quozl.linux.org.au/ > ___ > Sugar-d

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 > I already open a ticket in dev.laptop.org and they just told me that it > sounds like a liberta

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

2009-11-13 Thread Tomeu Vizoso
On Fri, Nov 13, 2009 at 12:01, Daniel Drake wrote: > 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 u

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

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 11:50 AM, 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. I am not seeing the prob on 0.82, only on 0.84.5 -- I think the patch was never applied to 0.

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 bu

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

2009-11-13 Thread Tomeu Vizoso
2009/11/13 Martin Langhoff : > On Thu, Nov 12, 2009 at 4:40 PM, Tomeu Vizoso 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 tha

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

2009-11-13 Thread Tomeu Vizoso
2009/11/12 Lucian Branescu : > 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. In this case, we only car

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 : > On Fri, 2009-11-13 at 10:53 +0100, Martin Langhoff wrote:

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 p

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 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 the author w

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 c

Re: OLPC developers in Tampa FL area?

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 10:37 AM, 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 c

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 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: 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 mess

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 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 the cjson parser

Re: OLPC developers in Tampa FL area?

2009-11-13 Thread Martin Langhoff
On Fri, Nov 13, 2009 at 6:33 AM, Justin Petro 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 involving a devkey, described in

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 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 handling met

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