Re: [PATCH] xkeyboard-config: Swap combining accents in OLPC us map

2007-10-10 Thread Sergey Udaltsov
> Ok.  From now on, I'll use attachments with disposition=inline.
Great, thanks!

> I took this habit of including them in the mail because some
> other projects require it.  The rationale is that it makes it
> easier to quote snippets in reviews.
If I want to quote, I'll take trouble copypasting:)

> I think we're pretty much 100% synchronized now!
OK, than creating a bug would be an overkill. Let's just deal with
nice small attached patches.

Thanks for understanding,

Sergey
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Restarting sugar

2007-10-10 Thread ankita prasad
Hi,

Is there a graceful of restarting sugar that does not involve killing  X
windows with killall X on the OLPC?

Thanks!
Ankita
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Re: Restarting sugar

2007-10-10 Thread Bert Freudenberg
On Oct 10, 2007, at 12:17 , ankita prasad wrote:

> Hi,
>
> Is there a graceful of restarting sugar that does not involve  
> killing  X windows with killall X on the OLPC?

Not more graceful but faster to press: but ctrl-alt-erase

- Bert -


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Re: Where I can download source code of OFW for OLPC?

2007-10-10 Thread Jordan Crouse
On 09/10/07 18:16 -1000, Mitch Bradley wrote:
> svn://openbios.org/openfirmware
> 
> Build by "make" in cpu/x86/pc/olpc/build

Should we have somebody delete the GIT tree, since we know we're not going
to use it?

> 
> Kein Yuan wrote:
> > Dear list,
> >   
> > Can anybody here kindly let me know where I can download OFW 
> > source code for OLPC?  Under _ _http://dev.laptop.org/git there is 
> > comments says "No commits".
> >  
> > Thanks a lot,
> > Kein
> >  
> > 
> >
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Re: b-test-4 radio range, extreme range

2007-10-10 Thread Javier Cardona
On 10/7/07, James Cameron <[EMAIL PROTECTED]> wrote:
> Walked up a mountain near my house with a B4, with another B4 on top of
> an extension ladder, to see if I could get them to work over 6.3km.
>
> They didn't, but not much can be concluded about the hardware from this,
> since the failure was likely to be terrain or evironment.

Could you place a third laptop half way between the two? :)

Javier
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Alternative neighborhood in mesh networks

2007-10-10 Thread Polychronis Ypodimatopoulos
Announcing "Space", an activity that displays an alternative mesh 
network neighborhood that offers a sense of space by placing you in the 
center and everyone else in the mesh network at a distance proportional 
to link quality between you and the node that is being displayed.

http://web.media.mit.edu/~ypod/mesh/

Pol
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Re: Alternative neighborhood in mesh networks

2007-10-10 Thread Chris Ball
Polychronis,

   > Announcing "Space", an activity that displays an alternative mesh
   > network neighborhood that offers a sense of space by placing you in
   > the center and everyone else in the mesh network at a distance
   > proportional to link quality between you and the node that is being
   > displayed.

   > http://web.media.mit.edu/~ypod/mesh/

Wow, this looks great.  Does it rely on the mesh beacons from each
laptop, though?  I think we're about to turn those off -- see:

   https://dev.laptop.org/ticket/2750#comment:4

- Chris.
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Re: Alternative neighborhood in mesh networks

2007-10-10 Thread Polychronis Ypodimatopoulos
Hi Cris,

No it does not rely on any subsystems of the firmware or sugar (other 
than getting the XO's color settings). :-)

Pol

Chris Ball wrote:
> Polychronis,
>
>> Announcing "Space", an activity that displays an alternative mesh
>> network neighborhood that offers a sense of space by placing you in
>> the center and everyone else in the mesh network at a distance
>> proportional to link quality between you and the node that is being
>> displayed.
>
>> http://web.media.mit.edu/~ypod/mesh/
>
> Wow, this looks great.  Does it rely on the mesh beacons from each
> laptop, though?  I think we're about to turn those off -- see:
>
>https://dev.laptop.org/ticket/2750#comment:4
>
> - Chris.
>   
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RFC: make GS evdev relative by default

2007-10-10 Thread Bernardo Innocenti
NOTE: as the subject says, this is really just being released
for *comment*.  Not as a candidate patch.

It seem to be needing this to get the GS to work fine with
xf86-input-evdev 1.2, the version of the driver updated for the
X sever 1.4.

I'm not sure why, but if I leave the GS in absolute mode, only
the Y axis works fine.  The X axis gets stuck all the way to the
left of the screen.

I have to admit I forgot why I had to disable the ABS_PRESSURE
axis.  Probably not needed, but I need to re-test just in case.

One last thing: where do those magic numbers 350, 512, 70 and 325
come from?  They may have something to do with this bug:

  https://dev.laptop.org/ticket/4055

If you want to reproduce my test environment, just download this
file to /etc/yum.repo.d directory on your laptop:

  http://www.codewiz.org/pub/olpc-bernie/olpc-bernie.repo

Then, just do a "yum update".  Let me know if you need additional
tweaks to get it to work.


diff --git a/drivers/input/mouse/olpc.c b/drivers/input/mouse/olpc.c
index dc575ac..daf2483 100644
--- a/drivers/input/mouse/olpc.c
+++ b/drivers/input/mouse/olpc.c
@@ -508,10 +508,12 @@ int olpc_init(struct psmouse *psmouse)
dev2->keybit[LONG(BTN_TOOL_FINGER)] |= BIT(BTN_TOOL_FINGER);
dev2->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT);
 
+   // bernie: argh -- needed for hal to see it as a mouse
+   dev2->relbit[LONG(REL_X)] |= BIT(REL_X) | BIT(REL_Y);
dev2->evbit[LONG(EV_ABS)] |= BIT(EV_ABS);
input_set_abs_params(dev2, ABS_X, 350, 512, 0, 0);
input_set_abs_params(dev2, ABS_Y, 70, 325, 0, 0);
-   input_set_abs_params(dev2, ABS_PRESSURE, 0, 63, 0, 0);
+// input_set_abs_params(dev2, ABS_PRESSURE, 0, 63, 0, 0);
 
if (input_register_device(dev2)) {
printk(KERN_ERR __FILE__ ": Failed to register GlideSensor\n");

-- 
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Re: Alternative neighborhood in mesh networks

2007-10-10 Thread Eben Eliason
This is really awesome.  Would you have opposition to later
repurposing the code as part of the Sugar system?  We've had plans for
providing several view options for the Neighborhood view, this being
one of the important ones.  While I'm not sure how well it fits into
the activity model, this would go great next to the "groups" and
"list" views (the former is the one that's partially implemented now,
the latter will provide a formal, sortable list view and isn't
implemented at all yet).

It will provide more to kids as part of the Neighborhood view, since
it can provide important info that's relevant when starting chats,
inviting people, and joining activities.  Along those lines, it would
be great to apply a similar radial positioning of activities, by one
of closest participant, farthest participant, or average distance of
all participants as well.

- Eben

On 10/10/07, Polychronis Ypodimatopoulos <[EMAIL PROTECTED]> wrote:
> Announcing "Space", an activity that displays an alternative mesh
> network neighborhood that offers a sense of space by placing you in the
> center and everyone else in the mesh network at a distance proportional
> to link quality between you and the node that is being displayed.
>
> http://web.media.mit.edu/~ypod/mesh/
>
> Pol
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Re: RFC: make GS evdev relative by default

2007-10-10 Thread Andres Salomon
On Wed, 10 Oct 2007 16:21:32 -0400
Bernardo Innocenti <[EMAIL PROTECTED]> wrote:

> NOTE: as the subject says, this is really just being released
> for *comment*.  Not as a candidate patch.
> 
> It seem to be needing this to get the GS to work fine with
> xf86-input-evdev 1.2, the version of the driver updated for the
> X sever 1.4.
> 
> I'm not sure why, but if I leave the GS in absolute mode, only
> the Y axis works fine.  The X axis gets stuck all the way to the
> left of the screen.

Hm, isn't it worth attempting to figure out why, then?  Userspace can
convert between ABS and REL axis with ioctls, I don't see why we'd want
to be dealing w/ relative axis in the driver.  I'm not quite sure what
your patch accomplishes..

> 
> I have to admit I forgot why I had to disable the ABS_PRESSURE
> axis.  Probably not needed, but I need to re-test just in case.
> 
> One last thing: where do those magic numbers 350, 512, 70 and 325
> come from?  They may have something to do with this bug:

Basically trial and error.  Those are the numbers that seemed to match
up best with the edge of the screen and touchpad.  I wouldn't be surprised
if the hardware has since changed, and those numbers need updating.

> 
>   https://dev.laptop.org/ticket/4055
> 
> If you want to reproduce my test environment, just download this
> file to /etc/yum.repo.d directory on your laptop:
> 
>   http://www.codewiz.org/pub/olpc-bernie/olpc-bernie.repo
> 
> Then, just do a "yum update".  Let me know if you need additional
> tweaks to get it to work.
> 
> 
> diff --git a/drivers/input/mouse/olpc.c b/drivers/input/mouse/olpc.c
> index dc575ac..daf2483 100644
> --- a/drivers/input/mouse/olpc.c
> +++ b/drivers/input/mouse/olpc.c
> @@ -508,10 +508,12 @@ int olpc_init(struct psmouse *psmouse)
> dev2->keybit[LONG(BTN_TOOL_FINGER)] |= BIT(BTN_TOOL_FINGER);
> dev2->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT);
>  
> +   // bernie: argh -- needed for hal to see it as a mouse
> +   dev2->relbit[LONG(REL_X)] |= BIT(REL_X) | BIT(REL_Y);
> dev2->evbit[LONG(EV_ABS)] |= BIT(EV_ABS);
> input_set_abs_params(dev2, ABS_X, 350, 512, 0, 0);
> input_set_abs_params(dev2, ABS_Y, 70, 325, 0, 0);
> -   input_set_abs_params(dev2, ABS_PRESSURE, 0, 63, 0, 0);
> +// input_set_abs_params(dev2, ABS_PRESSURE, 0, 63, 0, 0);
>  
> if (input_register_device(dev2)) {
> printk(KERN_ERR __FILE__ ": Failed to register 
> GlideSensor\n");
> 
> -- 
>  \___/
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>   \___\  One Laptop Per Child - http://www.laptop.org/


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new user: no audio from speakers

2007-10-10 Thread Richard Dobson
Hello,

I am trying to get into my new B4, and have an immediate audio challenge:

before updating the firmwave there was no sound out at all.

After updating, I got the startup jingle from the speakers (good) but 
still no sound from tamtam (bad).

After tinkering with "amixer", turning on just about everything that is 
an output, I now get good audio from the headphone socket, but still 
nothing goes to the speaker (apart from the aforesaid bootup jingle, 
which at least shows the speakers are working in principle).

It would not surprise me if there is not some well-known trick to waking 
up the speakers, but I have not so far found it. Can anyone advise? I 
can't really demonstrate the machine at Bath Spa Uni without sounds from 
the speakers!


On a related question:

I cannot set real-time output when running csound from the console using 
-o devaudio: gives error "unknown rtaudio module: 'PortAudio' ". 
Surprised this is not already installed with Csound.  I have set 
OPCODEDIR to /usr/lib/csound/plugins. Do I have to install portaudio 
separately? from where?

Richard Dobson








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Re: new user: no audio from speakers

2007-10-10 Thread Richard Dobson
[3 responses very quickly, thanks, all only to my email address, not to 
the list!]

Jean Piché wrote:
> 
> 
> which XO build do you have installed?
> 
> j
> 

Downloaded yesterday:  build 613, firmware q2c28.rom

I am advised to file a bug report.

Richard Dobson

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Re: new user: no audio from speakers

2007-10-10 Thread Rory Walsh
Hi Richard, I had the same problem. I upgraded to 602 and everything 
worked after that.

Rory.



Richard Dobson wrote:
> [3 responses very quickly, thanks, all only to my email address, not to 
> the list!]
> 
> Jean Piché wrote:
>>
>> which XO build do you have installed?
>>
>> j
>>
> 
> Downloaded yesterday:  build 613, firmware q2c28.rom
> 
> I am advised to file a bug report.
> 
> Richard Dobson
> 
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Re: b-test-4 radio range, extreme range

2007-10-10 Thread James Cameron
On Wed, Oct 10, 2007 at 11:54:19AM -0700, Javier Cardona wrote:
> Could you place a third laptop half way between the two? :)

Certainly.  Done that, though not to that mountain.  Row of laptops
along the road or paddock.  I was hoping for suspend between packets to
get the power down to something very comfortable rather than rushed,
'cause I can't lay power wires out there.  Hmm, or can I?  *thinks*

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