Re: White background with OLPC logo

2007-06-05 Thread Jordan Crouse
it with some excuse such as err... this is to help us debugging the system, it's not really meant for the end user. Exactly - so why is any of this even useful to the end user? Jordan -- Jordan Crouse Senior Linux Engineer Advanced Micro Devices, Inc. www.amd.com/embeddedprocessors

Re: Power Management

2007-06-08 Thread Jordan Crouse
then the delay. This will also have to be automatically triggered. But keep in mind - this sort of behavior is way out there - we're still struggling with simple policy based sleeps at this point. Jordan -- Jordan Crouse Senior Linux Engineer Advanced Micro Devices, Inc. www.amd.com

Re: Shutdown after resume using power button

2007-07-07 Thread Jordan Crouse
that. PM1_STS should be reliable at this point, assuming nobody has touched it since we resumed. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org

Re: add powerbutton and lid platform devices

2007-07-09 Thread Jordan Crouse
(olpc_platform_init); #endif /* CONFIG_RTC_DRV_CMOS */ static void olpc_pm_exit(void) -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org

Re: (temporary) patch for font corruption problem.

2007-07-12 Thread Jordan Crouse
in build 499. Actually, I don't think it is. It might be in 502, though. -- // Bernardo Innocenti \X/ http://www.codewiz.org/ -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel

Re: accessibilities first tests - many questions

2007-08-17 Thread Jordan Crouse
, which is probably not ideal on the Geode. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: accessibilities first tests - many questions

2007-08-20 Thread Jordan Crouse
On 19/08/07 21:20 -0400, Albert Cahalan wrote: Guylhem Aznar writes: On 8/18/07, Jordan Crouse jordan.crouse at amd.com wrote: We didn't enable this ability in the sysfs/ interface. I have never been too clear on what the actual practical uses are for something like this, so

Re: Questions on LinuxBIOS and OpenFirmware

2007-08-24 Thread Jordan Crouse
think the OFW purists will claim isn't actually OFW, but it all comes together in the same package, and Mitch owns it all, so to us, its OFW. -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel

Re: accessibilities first tests - many questions

2007-08-24 Thread Jordan Crouse
On 24/08/07 15:47 +0200, Guylhem Aznar wrote: Hello On 8/20/07, Jordan Crouse [EMAIL PROTECTED] wrote: It'd be great if this could be included. Better yet would be to allow specifying the raw register value, of course with an -EINVAL if bits unrelated to swizzle and backlight are set

Re: More 16 vs 24 bpp profiling

2007-09-11 Thread Jordan Crouse
On 11/09/07 13:05 +0200, Stefano Fedrigo wrote: I've done some more profiling on the 16 vs. 24 bpp issue. This time I used this test: https://dev.laptop.org/git?p=sugar;a=blob;f=tests/graphics/hipposcalability.py A simple speed test: I measured the time required to scroll down and up one

Re: More 16 vs 24 bpp profiling

2007-09-11 Thread Jordan Crouse
tree. The fd.o tree is for the rest of the world. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: More 16 vs 24 bpp profiling

2007-09-12 Thread Jordan Crouse
, AuthenticAMD) == 0 || strcmp(vendor, Geode by NSC) == 0)) I think Jordan mentioned that the LX is not using Geode by NSC anymore. We should be using AuthenticAMD now. Check /proc/cpuinfo to make sure. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices

Re: The iGoogle bug

2007-09-18 Thread Jordan Crouse
this, and I'll look into ways we can make the upload blit behave better. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: The iGoogle bug

2007-09-18 Thread Jordan Crouse
if there was no way to make it work with virtual memory enabled, because, without such a mechanism, the blitter would be less than fully useful. You can't make it go with virtual memory, so NAK on this one too. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro

Re: The iGoogle bug

2007-09-18 Thread Jordan Crouse
On 18/09/07 20:09 -0400, Bernardo Innocenti wrote: Jordan Crouse wrote: NAK. What you are suggesting will completely breaking the entire Cimarron infrastructure, which is not something I am willing to do at this stage. Much time (and by that I mean nearly 4 years) went into writing

Re: The iGoogle bug

2007-09-19 Thread Jordan Crouse
On 19/09/07 08:14 -0400, Bernardo Innocenti wrote: Jordan Crouse wrote: An interesting project for the near future would be adding DRM support to the amd driver. Yes it would be. I'm not sure how much we would gain overall - but having the interrupt support and better memory handling would

Re: PATCH: suspend and poweroff (#3603 candidate)

2007-09-19 Thread Jordan Crouse
and higher (since it returns a short) */ Ugh! What is this? I don't think you meant this to be in here.. :) -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http

Re: Fwd: Less Watts

2007-09-25 Thread Jordan Crouse
provides the timer tick for the system. You should know this. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: FreeBe, Displaylink

2007-09-26 Thread Jordan Crouse
On 26/09/07 10:31 -0400, Jim Gettys wrote: On Wed, 2007-09-26 at 06:52 -0700, big one wrote: No VGA/EGA/CGA. This is some sort of free VESA BIOS and the author said the source code can be ported to Linux platform: http://www.talula.demon.co.uk/freebe/ The Geode emulation system

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

2007-10-10 Thread Jordan Crouse
Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: DCON improvements...

2007-12-17 Thread Jordan Crouse
the vsync from one to use as the input on the other. Whichever your GPU of choice might be able to support. I'm sure more thoughts will dribble out later as I work through the blocks that my mind set up to protect me from the DCON pain we once suffered through. Jordan -- Jordan Crouse Systems

Re: Oprofile, swap

2007-12-18 Thread Jordan Crouse
back errors, consistant with badly formed sample files. We need some people who understand oprofile to take a look at whats happening and diagnose it. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: suspend/resume support?

2007-12-23 Thread Jordan Crouse
closures do it too. And as always, /sys/power/state is available for your manual power suspending needs. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http

Re: Kernel configuration options

2008-01-02 Thread Jordan Crouse
or for worse, comprise most of our operations these days, thanks to Cairo and friends. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo

Re: Kernel configuration options

2008-01-02 Thread Jordan Crouse
that this is not an ideal world, and there is some X breakage that reads and writes a lot from the framebuffer, but quite frankly, thats the least of our speed worries right now. But out of curiosity, what you would you have us do differently? Are you advocating that we move to 4Mb pages? Jordan -- Jordan Crouse

Re: XO Xorg.log

2008-01-03 Thread Jordan Crouse
On 03/01/08 18:41 -0800, [EMAIL PROTECTED] wrote: for several versions (650, 653, joyride 1489, 1495, 1498) I've been noticing errors on the boot console from X. some of these are due to errors in other software (the 'invalid filter 1' errors), but there are a surprising number of errors

Re: jffs zlib tuning

2008-01-08 Thread Jordan Crouse
the debug version of libc loaded too? Maybe it can't find the symbols. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: jffs zlib tuning

2008-01-09 Thread Jordan Crouse
On 08/01/08 17:09 -0800, William Fisher wrote: Jordan Crouse wrote: On 08/01/08 12:06 -0500, Bernardo Innocenti wrote: (cc CP, aleph) David Woodhouse wrote: 1. Did anybody profile the kernel while reading files? Last thing I red on this list is that the profiler does not work on the XO

Re: auto screen rotation

2008-01-10 Thread Jordan Crouse
On 10/01/08 22:02 +, [EMAIL PROTECTED] wrote: On Thu, 10 Jan 2008, [EMAIL PROTECTED] wrote: On Thu, 10 Jan 2008, Chris Ball wrote: Hi, I just installed 679 and one new feature is that switching to tablet mode rotates the screen to one click from normal and lifting the

Re: Outstanding kernel patches

2008-01-14 Thread Jordan Crouse
, right? Core OLPC platform support: - Need to clean up the device-tree handling. Can we use fdt? - PCI support This will be an interesting battle to fight. :) I'll work with Andres to get my stuff ready to go. -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices

Re: power management experiences with joyride-1572

2008-01-27 Thread Jordan Crouse
On 26/01/08 21:47 +, [EMAIL PROTECTED] wrote: On Fri, 25 Jan 2008, Richard A. Smith wrote: Chris Ball wrote: Can I wake up 10 seconds from now? Is there a timer in any of the hardware that is left running? Yes, but the software does not support this yet. See bug

Re: Alternative power/recharging source?

2008-02-22 Thread Jordan Crouse
On 22/02/08 17:12 -0800, [EMAIL PROTECTED] wrote: On Fri, 22 Feb 2008, Richard A. Smith wrote: [EMAIL PROTECTED] wrote: Again whats your source for this info? Because its news to me. http://laptop.org/en/laptop/hardware/specs.shtml LCD power consumption: 0.1 Watt with backlight

Re: libpciaccess patch

2008-02-29 Thread Jordan Crouse
already answered this. Actually, no - we're not up to date with OLPC, and nobody has actually tested the vanilla driver on the XO. The status on the wiki is clearly incorrect. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: libpciaccess patch

2008-02-29 Thread Jordan Crouse
ready for OLPC to bang on your drum? Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: libpciaccess patch

2008-02-29 Thread Jordan Crouse
On 29/02/08 08:44 -0700, Jordan Crouse wrote: On 29/02/08 17:33 +0200, Martin-Éric Racine wrote: On Fri, Feb 29, 2008 at 5:28 PM, Bernardo Innocenti [EMAIL PROTECTED] wrote: Martin-Éric Racine wrote: This needs to be rebased with our upstream AMD driver git. We're already

[OLPC] Fix the VIP resource BAR in the PCI spoofing

2008-03-12 Thread Jordan Crouse
Minor little problem that was breaking the libpciaccess hotness in the upstream X driver. This makes it all better. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. [OLPC] Fix the VIP resource BAR in the PCI spoofing From: Jordan Crouse [EMAIL

Re: ACPI/APM

2008-03-25 Thread Jordan Crouse
want to investigate OHM, which is the userspace power controller. Good luck. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: 15 computer science collegians looking for a project

2008-04-29 Thread Jordan Crouse
On 29/04/08 17:41 +0200, NoiseEHC wrote: On this page http://wiki.laptop.org/go/Geode_LX I have named some instructions as Synchronized ops (in the MMX section). Are those real or did I mismeasured something? That section is very difficult to understand. I'm not sure which operations you

Re: Geode screen scaling

2008-04-29 Thread Jordan Crouse
the correct timings for the panel. I'm going to have to think about the right way to handle that for custom panels like the one we have. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list

Re: 15 computer science collegians looking for a project

2008-04-30 Thread Jordan Crouse
that perform similar behavior. There are some 3DNow! operations that cannot be performed with a single FP operation, and those will still win. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing

Re: XO-2 software plans

2008-05-23 Thread Jordan Crouse
accelerator. What you really want is a 3D graphics engine. Be sure to keep the distinction seperate; lots of embedded processors have 2D accelerators, fewer have 3D capabilities. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: Bitfrost and dual-boot

2008-05-30 Thread Jordan Crouse
. We are closer to that then we ever have been before to providing this, and on behalf of the Coreboot team and the x86 users of the world, I would like to thank Mitch and Jim and the OLPC staff for supporting this effort. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro

OLPC patches in xf86-video-geode

2008-06-10 Thread Jordan Crouse
will turn into version 2.10. Please test the code, especially if you have an XO and you are willing to tinker. http://gitweb.freedesktop.org/?p=xorg/driver/xf86-video-geode.git;a=summary Thanks, Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: Add sysfs interface to enable/disable wakeup events

2008-06-13 Thread Jordan Crouse
consult your local kernel for details and rebate offers. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: xorg.conf for VGA?

2008-07-06 Thread Jordan Crouse
points if DDC worked). Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: video bleeds through somewhat between sessions

2008-08-01 Thread Jordan Crouse
such as anti-aliasing. Nothing to worry about - just a fun little side effect of video acceleration. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http

Re: video bleeds through somewhat between sessions

2008-08-04 Thread Jordan Crouse
, but there is enough contrast for your eye to notice the difference. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

xf86-video-geode: double the RandR for half the price

2008-08-07 Thread Jordan Crouse
the timings, you can probably steal them from the list src/lx_panel.c. Let me know if you have problems. -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http

Using scaling mode

2008-08-07 Thread Jordan Crouse
. For now, we only do full screen scaling - later, I might add centering if people are interested. That should be plenty to get you started - questions of course are welcome. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: xf86-video-geode: double the RandR for half theprice

2008-08-07 Thread Jordan Crouse
: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Jordan Crouse Sent: Thursday, August 07, 2008 11:07 AM To: [EMAIL PROTECTED]; [EMAIL PROTECTED] Subject: [Xorg-driver-geode] xf86-video-geode: double the RandR for half theprice I am happy to present a preview of the forthcoming release

xf86-video-geode update

2008-08-18 Thread Jordan Crouse
told you so later.. :) Thanks, Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. ___ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel

Re: Re Using scaling mode

2008-08-20 Thread Jordan Crouse
On 20/08/08 12:52 +0200, Bert Freudenberg wrote: On Aug 7, 2008 Jordan Crouse wrote: You can change the mode with the xrandr utility. The following is the output from my system with a 1024x768 panel attached: me at geodelx:~# xrandr Screen 0: minimum 320 x 240, current 800 x 600

[DCON]: Make sure the backlight level gets restored after sleep

2008-08-27 Thread Jordan Crouse
Apparently somewhere along the line, the backlight value gets reset to full in the DCON silicon after coming back from a DCON sleep. This patch should remedy that. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc. [DCON]: Make sure the backlight level

Re: OFW vs. proprietary BIOS

2008-09-02 Thread Jordan Crouse
On 29/08/08 14:07 -1000, Mitch Bradley wrote: Edward Cherlin wrote. I also want to see Open Firmware replace proprietary BIOSes everywhere. I'd like that too, but it won't happen. The market forces that drive the computer business still favor proprietary thinking, notwithstanding the

Re: browse and x11 performance

2008-09-03 Thread Jordan Crouse
screen is choppy. I still fail to understand why we fall back to the software cursor on the XO, which negatively impacts rendering performance. Jordan once told me that the Geode supports one hardware sprite with alpha. No - we don't support alpha hardware cursors at all. Jordan -- Jordan

Re: browse and x11 performance

2008-09-03 Thread Jordan Crouse
On 03/09/08 20:20 -0400, Benjamin M. Schwartz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Jordan Crouse wrote: | No - we don't support alpha hardware cursors at all. Who's we? According to my recollection, the Geode LX docs indicate that the GPU supports one accelerated 48x48

Re: rendering test

2008-09-29 Thread Jordan Crouse
analysis of what is actually happening in the engine, but the general rule of thumb is that it is very very very very very bad to read from the video memory. Jordan (Did I mention it was bad?) -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: 5 sec boot

2008-10-06 Thread Jordan Crouse
, and then let probing take over after you have resumed. There are several successful embedded solutions that use snapshot images to great effect. We should borrow liberally from their ideas. Jordan -- Jordan Crouse Systems Software Development Engineer Advanced Micro Devices, Inc

Re: 9.1 Proposal: Top five performance problems

2008-10-24 Thread Jordan Crouse
On 25/10/08 00:00 +0200, NoiseEHC wrote: The Geode X drive copyes every bit of data to the command ring buffer by using the CPU so that is sure that those almost no CPU cycles thing is at least a bit stretch... :) According to Jordan Crouse it will not be better but he was not too concrete

Re: 9.1 Proposal: Top five performance problems

2008-10-24 Thread Jordan Crouse
On 25/10/08 00:48 +0200, NoiseEHC wrote: Could you be a bit more specific, please? What did you mean when you talked about that moving a little bit more of the driver to kernel level would not help? (This was the mentioned thread I had with Bernie.) I'm not exactly which part you want more

Re: 9.1 Proposal: Top five performance problems

2008-10-27 Thread Jordan Crouse
On 26/10/08 14:21 -0400, Erik Garrison wrote: On Fri, Oct 24, 2008 at 6:36 PM, Jordan Crouse [EMAIL PROTECTED] wrote: On 25/10/08 00:00 +0200, NoiseEHC wrote: The Geode X drive copyes every bit of data to the command ring buffer by using the CPU so that is sure that those almost no CPU

Re: ACPI on XO (was: Re: [Techteam] Weekend 10/31)

2008-11-03 Thread Jordan Crouse
On 03/11/08 09:31 -0800, Deepak Saxena wrote: [cc:ing devel] My understanding of cpuidle is that it is designed to be fairly CPU/system agnostic with a clean driver interface to allow for tweaking the CPU/SOC idle control. There is even an ARM port [1] but as you will see in that email, the

Re: ACPI on XO (was: Re: [Techteam] Weekend 10/31)

2008-11-03 Thread Jordan Crouse
On 03/11/08 13:12 -0800, Deepak Saxena wrote: On Nov 03 2008, at 13:41, Jordan Crouse was caught saying: The concept of suspend is muddled greatly with kernel and userspace folks both participating in the discussion and coming at the problem from different directions. As Deepak says

Re: Simulating a lower resolution on the OLPC XO Laptop

2008-11-25 Thread Jordan Crouse
Bert Freudenberg wrote: On 25.11.2008, at 11:57, Strider wrote: Hi, I have a XO Laptop which is a nice machine machine with a high res display of 1200x900 pixels. The problem with this is that the laptop isn't powerful enugh to handle fullscreen applications at this resolution. If

Re: Simulating a lower resolution on the OLPC XO Laptop

2008-11-25 Thread Jordan Crouse
Bert Freudenberg wrote: On 25.11.2008, at 17:37, Jordan Crouse wrote: Bert Freudenberg wrote: On 25.11.2008, at 11:57, Strider wrote: Hi, I have a XO Laptop which is a nice machine machine with a high res display of 1200x900 pixels. The problem with this is that the laptop isn't

Re: Simulating a lower resolution on the OLPC XO Laptop

2008-11-25 Thread Jordan Crouse
Thanks to Mitch, I fixed the scaling problem. Based on conversations on IRC, I am afraid that you will be very disappointed, so I am going to try to explain in great detail how this all works. First of all, you are going to need either build a new driver on your own, or convince your favorite

Re: performance work

2008-12-16 Thread Jordan Crouse
Greg Smith wrote: Forwarding this to devel. Any comments or suggestions on how we can start to optimize graphics performance is appreciated. That is a rather open ended question. I'll try to point you at some interesting places to start with the understanding that not one thing is going

Re: Display X module for B2

2008-12-19 Thread Jordan Crouse
Guy Sheffer wrote: Hello all, In Israel we are starting a pilot using 30 B2 OLPC machines. I have one running sugar 8.2 OS already, however one problem remains: As you might know the support for the graphical adapter has been dropped, so the X won't start. I am not sure where to find the

Re: performance work

2008-12-22 Thread Jordan Crouse
Greg Smith wrote: Hi Jordan, Looks like we made a little more progress on graphics benchmarking. See Neil's results below. I updated the feature page with the test results so far: http://wiki.laptop.org/go/Feature_roadmap/General_UI_sluggishness What's next? Do we know enough now

Re: performance work

2008-12-22 Thread Jordan Crouse
Greg Smith wrote: Hi Jordan, Looks like we made a little more progress on graphics benchmarking. See Neil's results below. I updated the feature page with the test results so far: http://wiki.laptop.org/go/Feature_roadmap/General_UI_sluggishness What's next? Do we know enough now

Re: performance work

2008-12-30 Thread Jordan Crouse
Neil Graham wrote: On Mon, 2008-12-22 at 15:36 -0700, Jordan Crouse wrote: You might want to re-acquire the numbers with wireless turned off and the system in a very quiet state. If you want to be extra careful, you can run the benchmarks in an empty X server (no sugar) and save

Re: performance work

2008-12-31 Thread Jordan Crouse
Neil Graham wrote: On Tue, 2008-12-30 at 20:41 -0700, Jordan Crouse wrote: I'm curious as to why reads from video memory are so slow, On standard video cards it's slow because there is quite a division between the CPU and the video memory, but on the geode isn't the video memory shared

Re: AMD to stop working on Geodes (Carlos Nazareno)

2009-01-31 Thread Jordan Crouse
Edward Cherlin wrote: National Semiconductor, which bought the line from Cyrix. I edited several of the pin- and register-level manuals for various chips for them more than ten years ago, and updates of my work are still online on the AMD Web site. OLPC has educated AMD on how to use the

Re: OS/X11 support for XO-1 hardware?

2009-02-25 Thread Jordan Crouse
da...@lang.hm wrote: On Wed, 25 Feb 2009, Chris Marshall wrote: With the spin-off of Sugar development to sugarlabs, it is nice to see the development continued. However, it seems that the OLPC layoffs and refocus has scuttled the work to complete some OS and system software support for

Re: rotate button sucks on the XO

2009-03-01 Thread Jordan Crouse
NoiseEHC wrote: 2. An Xvideo RGB overlay displays the big nothing (black) while the screen is rotated. Indeed - XV is purposely turned off when the screen is rotated (or at least, not displayed): http://cgit.freedesktop.org/xorg/driver/xf86-video-geode/tree/src/lx_video.c#n465 Jordan

Re: rotate button sucks on the XO

2009-03-01 Thread Jordan Crouse
Benjamin M. Schwartz wrote: Jordan Crouse wrote: NoiseEHC wrote: 2. An Xvideo RGB overlay displays the big nothing (black) while the screen is rotated. Indeed - XV is purposely turned off when the screen is rotated (or at least, not displayed): The LX hardware supports rotated blits