To exercise the second method, one uses a developer key and the
information on http://wiki.laptop.org/go/Cheat_codes to gain
access to the Open Firmware ok prompt.
Please note that there are users like me who have the exact problem
described by http://dev.laptop.org/ticket/5558. I have been
G1G1. When in the Terminal application I enter 'cmp file1 file2',
the response I get is: bash: cmp: command not found.
How come ?
mikus
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http://wiki.laptop.org/go/Developer_Key describes the procedure for
obtaining a developer key. We tried to make that procedure as easy as
possible within the constraints of our available manpower and time (i.e.
we have a lot of other things that need attention too). Note that there
is no
FYI - finally managed to put an update.1 build on my G1G1. For my
system, the solution was using an USB stick, instead of a SD card,
to load in the build image. [With SD cards, the process would erase
the nand contents, but would then get stuck when trying to write.]
The strange part was
I now have several SD cards. OFW will successfully use *one* of
them as a source of images. With the other SD cards, OFW gets
stuck trying to write to nand from an image on the SD card.
[My Linux system reads/writes all these SD cards with no problem.]
I now have several USB sticks. OFW will
Have 674. Don't quite know if this is equivalent or not, but
instead of doing 'olpc-update' for 675 and 676, I've just been using
'yum update'. Seems to upgrade the same modules as the new builds.
mikus
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I've just been using 'yum update'.
Seems to upgrade the same modules as the new builds.
that will work for everything except activities which are not shipped as rpms
Would 'sugar-install-bundle' work for activities shipped as .xo ?
mikus
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Just switch off the Legacy IP, as we should have
done months ago, and get on with making things work properly.
Anything else is a distraction.
I sympathize with how overworked OLPC developers are. But a number
of G1G1 systems are getting into the hands of articulate net-aware
people. If
Downloaded build 680 two hours ago. Installed it (together with ROM
Q2D08) on my G1G1, going by the directions on the wiki
Autoreinstallation page. On boot, the Home screen comes up
__without__ the Journal. None of the Activities will start
(presumably because they need the Journal).
The 2008-1-12 OLPC News says ... so that we can finally disable the
root and olpc passwords.
The way I have my G1G1 system set up (I have no wireless) I *need*
to ftp in. For that, I have set a password for olpc. It would be
ok with me to set up a different user+password for ftp, but would
Earlier, had not noticed my G1G1 going into suspend. Now, with 681
+ d08, it does so when left to sit. Unfortunately, after suspend my
wired connection no longer works after the system wakes. Can I
prevent suspend from happening?
[Seems to me such a situation can occur with a child -- what
Dennis wrote regarding Update.1 build 682:
-olpcupdate.i386 0:1.9-0
+olpcupdate.i386 0:2.1-0
This wont go in util i have the srpm that created the package
I'm getting very confused regarding where 'olpc-update' comes from.
The wiki says to get it from
ffm wrote:
then you have the old version
You need to be on update.1 or joyride to get the new one.
That's why I posted here. I have (on G1G1) a very recent update.1
and a very recent joyride. Yet BOTH have the 2007-11-02 olpc-update
module (the one that tells me that --version is not valid)
How do I get the new one ?
http://wiki.laptop.org/go/Olpc-update#Workaround:_updating_olpc-update
Thank you. The last time I followed the directions on that wiki
page was some ten days ago. I did not realize that the builds I
have installed since then were overriding what my manual
To completely silence the radio:
#!/bin/bash
rmmod usb8xxx
mv /lib/firmaware/usb8883.bin /lib/firmaware/usb8883.bin.quiet
For a more user-friendly solution, (short of a hardware rfkill switch)
put a toggle somewhere in the control panel for Don't turn the radio on
automatically that is
Changes in build 1544 from build: 1543
-olpc-library-common 1-18
+olpc-library-common 1-19
-olpc-library-core 1-19
+olpc-library-core 1-20
Because I apply customizations, it takes me considerable time to do
an install of a new build. Instead, I prefer to run 'yum update' --
that lets me
I don't have any wireless. I do have a wired ethernet connection to
a LAN (which in turn uses a proxy to reach the internet).
Even when I specify in sugar-control-panel the name of a real
server, my XO is not accessing jabber (the field in olpc-netstatus
is shown blank). I believe my proxy
By the way -- as far as microtonal and xentonal and world music scales
are concerned, MIDI's pitch bends are an awkward hack. Serious
*microtonal* algocompsynth practitioners either have to spend time
working around MIDI or use something else.
I'm just a dilettante, not a musician. But once
Thomas Tuttle wrote:
I don't understand why you expect the XO to magically figure out how you
want your network to work.
What I want to know (i.e., to figure out) is how __I__ can make the
XO work well in my network. For instance, are there environmental
variables I can use that will help my
The announcement New joyride build 1610 says:
-kernel 2.6.22-20080129.2.olpc.1b84a9e4bedcd66
+kernel 2.6.22-20080129.3.olpc.13dc6cf365d32ae
Presumably the use of olpc in naming this kernel indicates that
olpc-specific tweaks have been applied.
To avoid needing to re-customize if I were to
G1G1. AC is plugged in. Q2D11. Recently, 1628.
I normally run with 'suspend' inhibited -- to preserve my wired
connection. [Am using an USB-ethernet adapter. 'Suspend' drops
power on the USB, and loses the local_LAN IP address. 'Resume' does
NOT re-establish this (wired) local LAN
Just what exactly do you need ftp for? There are much better alternatives for
transfering files.
Works for me.
I forget how long I have had my house LAN - must be over a decade.
Back then, I decided upon the process I would use to communicate
from the main (OS/2) system I work on, to the
I'm using a wired connection for my G1G1. To preserve that
connection, I've entered 'touch /etc/ohm/inhibit-suspend'.
With the more recent firmware updates, my screen periodically dims
(around 55 seconds from one dim to the next) and brightens (about
six seconds after it has dimmed).
In
http://dev.laptop.org/git?p=journal-activity;a=blob;f=volumesmanager.py
adding
if os.path.exists(device.GetProperty('volume.mount_point') + '.do_not_scan'):
return False
to that method and putting a file named .do_not_scan in the devices
top level directory should prevent it from
Personally, I agree with just about everything John Gilmore said in
his Tue, 12 Feb 2008 13:59:49 -0800 message to Bert Freudenberg.
I frequently ftp materiel to my XO. Wanted to put one of these into
the datastore (Journal). Have picked up the .py scripts posted by
Phil Bordelon and
I've concluded that the nature of the difficulty I ran into did not
come across in what I wrote earlier to the list. I apologize.
I was not commenting on the mechanics of ENTERING a mime-type when
trying to store an object to the Journal. Rather, I was commenting
on __me__ not knowing the
I'm an user with a G1G1, not a developer. I don't know telepathy.
At home there is no wireless; wired connection is through a PROXY.
Looking at the jabber_server packets the XO writes to my home LAN,
they are IP-addressed directly to the server, not to the proxy.
[The XO eventually decides
Guillaume Desmottes wrote (regarding my wired connection + proxy):
Gabble has https-proxy-{server,port} options that could do the job.
Try to edit server_plugin.py in presence-service source code, look for
the _get_account_info() method and add these 2 options (with the right
values) in the
FYI -- don't intend to do anything about it -- just letting you know
I had a strange experience.
I keep both a Joyride build and an Update.1 build on my G1G1; I
switch between them with the 'O' button at boot. Today I used
'olpc-update' (from Joyride) to install the latest Update.1, then
Could be a loudmouth bug. Could you provide telepathy-gabble log with
LM_DEBUG=net defined please?
I was already using that definition, and earlier posted the ending
part of my telepathy-gabble.log. Just in case you need it, here is
the beginning of that log (constant string deleted from
I realize the intent of the OLPC project is to make booting the
system as quick as possible. There is one situation for which
introducing a deliberate __delay__ might be beneficial:
It appears the XO is testing its front panel buttons as soon as it
starts running. If an individual used his
I don't yet know how repeatable this is. I have an SD card inserted
into my G1G1. On that SD card I keep persistent files, including
some bash scripts. In my .bashrc I add this SD-card-directory to
the PATH.
Was demonstrating the XO (693) to an acquaintance, and physically
configured it
Have G1G1. Today for the first time was in a room with multiple XO
users. The chief thing that was __NOT__ evident to me from
moment-to-moment was: What is connected to what?
I do not claim to understand the big picture. [I completely agree
with the 'danw' comment to Ticket #1385.] To me,
Was not aware of the implications of the official builds from now
on will contain only _base_ Activities (discussed in Ticket #6598),
until I saw a recent post to the Sugar list.
I happen to be a heavy CLI user. It appears the target countries
for OLPC deployment have not insisted on CLI -
Terminal, Log Viewer, and Analyze are not included in the core build,
but they *are* included in the core *library*. That is, you can
always install them, even though they may not show up by default in
the toolbar.
I did not realize that - your answer settles my concern (i.e., that
a user
Regarding what is in the build core, Scott said
The core activities are just those which we insist all countries
include on the left hand side of the (current) activity bar.
Then there are those individuals who prefer to organize things their
way. The second thing I've changed on my XO is
I want to make a button in my activity that opens a particular URL
with Browse.
As Marco said, we cannot do this currently.
An observation (this is NOT any kind of request for action):
Traditionally, computers have had a console stack (usually LIFO).
Software could push a text string to
Installed 698 (using 'olpc-update' from Joyride). There was __no__
Terminal activity anywhere (that I could find) in the newly
installed 698 image.
I happen to *require* using the command line to set my environment.
After boot, had to use a console terminal just to see what was what.
I need to set some environmental variables (e.g., http_proxy)
because I have a wired connection which goes through a proxy.
It used to be that issuing 'su' put me into root, but kept the
environmental variables set by /etc/bashrc for user 'olpc'. With
698, 'su' gives me environmental
Installed 699 (by running olpc-update from Joyride).
Noticed that the only Activity now in /usr/share/activities is
Journal. I understand that you want to allow the target countries
to choose which Activities will be pre-installed on their laptops.
But if you are going to empty
Don't know if this is reproducible or not. Am in the process of
customizing 699. After I installed the Adobe flash player, there
was an appreciable lag in the system's response to my CLI commands.
Looked with 'top', and found 'gtk-gnash' was using up to 70% of my
CPU cycles. Killed
Chris answered:
what does inhibit-idle-suspend do?
It allows you to disable automatic idle suspend while keeping enabled
the explicit suspend on power button press or lid close. Previously,
there was only the inhibit-suspend file that inhibits both of the above.
I no longer have 699 on
Once upon a time my OLPC laptop (G1G1) was reliable. No longer.
I've been dual-booting it, by installing a recent Joyride build plus
a recent Update.1 build. But the most recent Joyride builds do not
boot for me:
The symptom seen most often is that the circle of dots gets drawn,
then the
... Performance, or for us, UI responsiveness, the most visible
and painful issue being start up time of applications is paramount.
I'm impressed by the start up time of the (giant) TuxPaint activity.
From the time I click on its icon in the Frame, it takes about two
seconds to draw the
This is probably too complex to implement soon. But please keep the
*idea* in mind as you improve the OLPC laptop.
Once the 'base system' has been installed, things that are typically
added over time are data and executables. Sooner or later, the
built-in disk space might run out. There is
For Update.1 build 702, the yum configuration files now point to
mock.laptop.org as the server. But that server is currently not
responding.
mikus
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I have not been following the current status of game button
support, but on the original G1G1 release the existing button
definitions stayed in place when the display output was rotated.
Consensus had been deferred on which keys (and trackpad) should
change orientation when the display output
Tomeu wrote
the last joyride build (1825) includes a big part of the shell
redesign explained in http://wiki.laptop.org/go/Designs.
I'm running Joyride 1825 now on my G1G1. The principal difference
I've noted is in my use of the Home view - now that the currently
running activities are
Removing icons from the activity ring is just a matter of
unstarring them in the list view - simple enough to do each
semester. My vote is Option 1.
A much more interesting question is the __order__ in which to show
the Activities:
List view:
Since there appears to be an intent to make the
The recent talk on Sugar about notifications reminds me that the
OLPC currently appears to lack easy-to-check I'm working on that
feedback to the user.
Combined with Sugar's a single screen for whatever one is doing
philosophy, this serves to HIDE what is going on from the user.
I had
G1G1, approximately Joyride 1858. No wireless.
Have done 'touch /etc/ohm/inhibit-idle-suspend'
When I pushed the power button briefly, the XO suspended.
Wanted to un-suspend the XO. But no matter what I pushed on the
keyboard (or front), the power LED lighted up briefly (about three
The issue seems a lot more often / prevalent
when I had an SD card inserted before suspending.
Bingo!
I have a permanent SD card which I (manually) use for my datastore
(I'm not a Journal lover).
I wrote up #6584 because I'd as soon have the OLPC software KEEP ITS
HANDS OFF my SD. [I'd be
Recently there was a post to this list which I read as saying if
you see internal-to-XO situation XYZ, write a ticket and enclose
log. [I leapt to the assumption that XYZ ought not to occur.]
Well, I saw situation XYZ, and wrote a ticket. But that ticket has
been closed. The impression I
I don't have wireless. My XO is connected through an USB-ethernet
adapter. Way back when, this wired interface was always being
assigned to eth0.
From time to time I install a newer Joyride build. More than a
week ago (1852 ?) the wired interface was being assigned to eth1
instead.
Then
I'm running Joyride 1894, manually updated to 1896 level.
My installed sugar-presence-service is 0.79.3-1.olpc2
[Had a bit of trouble with 'telepathy-plugin.py' --
changed some single quotes to double quotes.]
Write (and all other Activities I've tried) work for me.
mikus (G1G1)
The SD card
is deliberately made difficult to remove. If someone buys and installs
an SD card perhaps it should be considered a part of the Journal
itself. More like buying a second hard drive for your system than
plugging in something removeable. So now I have just one Journal with
2.5
Earlier, I had written:
Of various Activities to which I previously gave special dispensation
from Rainbow, three now launch from the activity ring without
needing that
dispensation -- Develop, Sonata, and Opera.
I spoke too soon.
I'm not familiar with 'Develop', so I don't know how it was
To follow on (regarding Sonata and Opera) :
Noticed that whereas the without-Rainbow Activities had their files
located in /home/olpc/.something, with-Rainbow-0.7.12 those files
were apparently assigned as /root/.something That would explain
why these Activities did not find their previous
Opnions? ( we get an useful replacement that lacks ... )
- Support for mounting removable datastores. We have agreed on moving
to just list the files in removable devices, without the DS having
anything to do.
I heartily agree with the need for simplification here. Please keep
in mind
It also needs to be decided how the available activities are
displayed. Initially we'd planned on simply launching Browse and
pointing to a predetermined URL (an easy way out, but requires
setting up the server side). That requires including Browse as part
of the base image. Another option
*But* I also think it should be possible to run a Sugar activity on a
standard desktop and a desktop application in the Sugar shell. Integration is
great and we should encourage it, but we can't assume it will always happen.
And in the cases it doesn't happen, not-integrated is better than
* More responsive UI - faster launch of activities
Is the solution currently in joyride satisfactory for the August release?
I use a recent Joyride on my G1G1. My average time to launch Browse
(from the time I click in the F3 Activity Ring on the Browse icon,
to the time when I can click
One low-hanging fruit for faster activity start is having activity install
compile .pyc files
There are .pyc files here and there in the XO core software. I do
not expect to myself be changing Activity code -- but if the OLPC is
supposed to be easy enough for a kid to program - *someone*
Joyride 1970 has the OLD 'Frame', instead of the 'Circle of
Activities' in the Home view.
Please fix.
mikus
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Now have the 'Circle of Activities'. But Journal does not start
automatically. [Did not have Journal on Joyride 1970, either.]
What are the steps to start Journal manually ?
Thanks, mikus
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G1G1, Joyride 1971. Was visiting a friend. Apparently, he keeps
his house less humid than mine. Noticed that when I waved my hand
in the air some two inches above the touchpad, the cursor (e.g., in
Terminal) would move around uncontrollably, and even jump.
In fact, I had difficulty
From a practical perspective though, in XOs, the onboard interface is
always eth0 these days.
I don't have wireless - am using an USB-ethernet adapter instead.
Once upon a time, my G1G1 XO would set up its wired interface on
'eth0'. I normally run Joyride, and in the last couple of months
The F9 build does boot into Sugar -- we aren't going to leave everyone
with a broken build for long. It has bugs, though. We need help fixing
the bugs more than we need a demand for constantly stable developer
builds and an unwarranted supposition of conflict.
Not long ago, when I tried to
Is the piece we're missing the correlation with koji branches /
repository names?
One problem I have with the current olpc3-19 build is that when I
use 'yum', it offers to download some packages named f7.
Should the /etc/yum.repos.d in olpc3-19 be limited to f9 only ?
mikus
... to install the activity and having it running
I have to copy the rules file into /etc/udev/rules.d folder.
The preferred short answer seems to be NO. But if an Activity
(application) *does* need something to be put into the operating
system, should the Sugar environment provide a way to
Erik wrote:
We should move away from using olpc-update to upgrade systems.
Am having a hard time understanding the problem Erik is addressing.
I do *not* consider the effort that has gone into olpc-update to be
wasted effort.
I think decent 'one-click-installs' are wonderful when they work,
Been running reasonably happily with f7 builds (primarily Joyride
2056). G1G1; Q2D16. When I couldn't stand sitting still any longer,
I installed yesterday's Joyride (f9). Ran almost acceptably (needed
manual intervention during boot).
One problem I had was that my USB removable storage
I may have caused that by (at that first
boot) making some sort of change that worked with f7 but not with f9
That seems likely, but the olpc-update system should ensure that
you've got a clean system (no extra RPMs) when you revert. I would
hope that even if X doesn't start (especially if
as far as mesa goes, the list has been very adament that the XO laptop
cannot run any opengl stuff, and my understanding is mesa exists to
implement a software version of opengl. either position is reasonable (no
opengl+ no mesa or mesa with slow opengl support), but right now it's a
Possibly Off-Topic !
There was discussion of a GUI for removing an activity. But what
does to remove an activity mean ?? Two extremes of user intent:
User AA wants to install a new version of an Activity. He would
like to remove the existing executables, in case what any of them
do might
I would like just remind you that the real
question is that if this right reply to setting is more or less
important than keeping discussions on the devel list or not. I
personally think that the latter is more important IMHO.
This can often be controlled by using 'mail-reader' facilities.
There are at least two ways to manage the content of the laptops in
a classroom -- bottom-up (let the kids choose) or top-down (let
an administrator choose). Was reading a two-weeks-old Linux Weekly
News, which described Func (Fedora Unified Network Controller - see
There is certainly not consensus regarding the merits of the
free-form Home View, but it is being accepted upstream, AFAIK.
Sorry, but I couldn't resist :
The principal merit I see in the free-form Home View is that it
makes the screen look more like what is familiar (reassuring) to a
Not everyone likes tabbed browsing.
That may be true - but what if the user needs to reference two (or
more) separate pages of information. If while looking at one page
he can't remember *exactly* what the other page said, he may want to
switch between pages. What are the alternatives to
A reference was made to Gears:
My point was exactly that it is a plugin.
There are other plugins that are educationally useful.
Security. I believe that 'Browse' is restricted as to how much it
is allowed to modify the operating system itself. Such restrictions
would apply to plugins as
Not 'Home View', but still:
Another problem is that the Activity button (the 4th zoom level) can
select the Journal if that was the last active activity. It has an own
button so I cannot see any reason why it has to be the way it is. It is
an annoyance that when I download several things then
I often have builds (in /versions) on my XO from dissimilar streams
(e.g., Joyride vs. Update.1). Now that installation of Activities
is a separate process, I'm assuming that if an Activity in
/home/olpc/Activities works when one stream has been booted, then it
will work as well when the
Changes in build 2153 from build: 2149
+sugar-update-control 0.2-1
Manually installed this (via 'rpm') on my approximately Joyride 2146
system (G1G1; Q2D16). Now, whenever I clicked on the 'Control
Panel' entry in the drop-down list from the center icon in Home
view, Sugar would vanish (and
If, as is the current plan, multiple versions of
an activity can coexist on an XO, ...
Two use cases:
1. I have a journal object. I want to choose which activity to open it with.
I am presented with a multilevel menu: the top level has all activities
which open the mime type, the next level
The visual speed of operation of palette opening/closing on the
screen is noticeably slower on the OLPC than on a workstation. When
the OLPC user fails to slow down with his actions, unintended
consequences can result.
Was working (Joyride 2177) in Terminal with a removable storage
device.
Scott wrote (regarding me booting with the wrong develop.sig on an
SD card):
Do you normally use a developer key in order to boot -- ie, are you
running a joyride build on BB? Is the root problem here, perhaps,
that after OFW finds a develop.sig on the SD card which doesn't work,
it doesn't
Mitch wrote:
If you hold down the check key while booting, the firmware will give
additional information about the boot progress, in both iconic and
textual form.
I did not realize that. Now that I went searching for this, saw it
mentioned in the wiki on the 'XO_Troubleshooting_PowerOn'
I posted about an experience I had, where I was surprised to find
that my OLPC had become unresponsive. My reason for posting was to
alert others that surprises may be lurking for OLPC users.
Greg, you quoted my post, and wrote:
Can you file a bug on this (dev.laptop.org) and
I get the same result on Joyride 2202 (manually upgraded to 2203).
What is happening is that in Terminal on my XO certain keypresses
(e.g., up-arrow, right-arrow, end) are not being recognized.
mikus
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I'm not familiar with the details of the Rainbow implementation, but
I question this claim:
Sugar, as it currently stands, is among the least secure operating systems
ever, far less secure than any modern Linux or Windows OS. I can easily
write an Activity that, when run by the user,
From reading the wiki, I am assuming that 'olpc-update --usb' can
install a new build on a secured XO (G1G1, without developers key).
Suppose I am handed two USB sticks. One contains files os1.toc and
os1.usb; the other contains files os4.toc and os4.usb. If I'm told
only that one of these
The size increase suggests that maybe my pilgrim hack to zap the big
dictionaries did not work. I'll look later...
Noticed that sugar-evince 2.20.1.1-3.olpc3 brought in
poppler 0.6.2-5.olpc3, which is 3 MB.
mikus
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FYI - I am not writing a ticket at this time (until I can reproduce
consistent misbehavior). G1G1. Joyride manually updated to 2216.
My biggest confusion arises because I __cannot visually tell__ which
icon in the Frame top bar is associated with which running task.
I did not want
Anyone whose activities use Numerical arrays in Python should check that
they still work in +. If anything is broken, I'll be happy to help
fix it. The only Activity I am sure needs to be checked is Measure.
I can confirm that Measure does NOT work.
Neither does PlayGo.
mikus
There was an earlier discussion of how to provide the right build
level for users out in the field, since now Builds can be installed
separately from Activities -- leading to the possibility that for
someone an Activity_version on his XO will find itself *mismatched*
with the Build_version on
There are people like me who like TuxPaint better than Oficina.
However, to run TuxPaint, users of current Joyride need to
re-install SDL_mixer and libmikmod. Also, TuxPaint is not being
checkpointed by Journal (and seems to start slower than it did on
build 65x).
I realize there is a
A DECISION NEEDS TO BE MADE !!!
I've been randomly launching Activities on 2226. __Far too many__
of them fail -- because csound was changed, numeric was changed,
mixer was changed, etc., etc., etc.
Given that there *are* Activities out in the hands of users (both
with G1G1 and with
Please ensure that you have filed tickets for each and every one of them
What good will that do?
At the beginning of this year, I wrote a ticket saying an Activity
would not start. Without notifying me, someone re-assigned *me* as
the owner of that ticket -- presumably making it my
Anyone whose activities use Numerical arrays in Python should check that
they still work in +. If anything is broken, I'll be happy to help
fix it. The only Activity I am sure needs to be checked is Measure.
I can confirm that Measure does NOT work.
Which version of Measure?
17
1. We're going to begin nominating this week's 'joyride-weekly' tomorrow at
0900 EDT. If you have risky changes you want to contribute, please provide
them
_after_ we deliver our nomination. If you want to help more peoples' changes
make the deadline, then please help smoke-test joyrides
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