Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-18 Thread Rob Clark
On Fri, Nov 15, 2013 at 8:18 AM, Peter Robinson pbrobin...@gmail.com wrote:
 On Fri, Nov 15, 2013 at 10:04 AM, Richard W.M. Jones rjo...@redhat.com 
 wrote:
 On Fri, Nov 15, 2013 at 09:26:36AM +0100, valent.turko...@gmail.com wrote:
 So I have three options to suggest to my friend:
 - Latest Fedora or Mint but with Vesa driver only, and maybe can't
 even get full resolution then
 - Old Ubuntu (but still supported) + prorietary drivers
 - full blown priprietary - Windows 7 + Intel/PowerVR driver

 There also exist USB-based GPUs, ie. external GPUs that plug into
 laptops (or any machine) using USB.

 Although I don't think it's worth rescuing this cheap 13 laptop by
 spending yet more money on hardware which might have its own driver
 issues.

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.

 The ARM laptop will have the same or worse issues in terms of GPU as
 the x86 one.

re: anything with powervr (arm or intel), sadly the best answer is run
away as fast as possible

re: arm chromebooks, well, there is some hope of eventually getting an
open source driver, but it will be a long process.  Currently
gnome-shell and related components in fedora need desktop opengl so
blob driver doesn't help much.  Having more stuff built w/ gles
support would perhaps help.  But at least last time I tried (which
admittedly was a while ago), gnome-shell + llvmpipe was usable on the
exynos5 chromebook.

BR,
-R


 Peter
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-18 Thread drago01
On Mon, Nov 18, 2013 at 10:11 PM, Rob Clark robdcl...@gmail.com wrote:
 On Fri, Nov 15, 2013 at 8:18 AM, Peter Robinson pbrobin...@gmail.com wrote:
 On Fri, Nov 15, 2013 at 10:04 AM, Richard W.M. Jones rjo...@redhat.com 
 wrote:
 On Fri, Nov 15, 2013 at 09:26:36AM +0100, valent.turko...@gmail.com wrote:
 So I have three options to suggest to my friend:
 - Latest Fedora or Mint but with Vesa driver only, and maybe can't
 even get full resolution then
 - Old Ubuntu (but still supported) + prorietary drivers
 - full blown priprietary - Windows 7 + Intel/PowerVR driver

 There also exist USB-based GPUs, ie. external GPUs that plug into
 laptops (or any machine) using USB.

 Although I don't think it's worth rescuing this cheap 13 laptop by
 spending yet more money on hardware which might have its own driver
 issues.

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.

 The ARM laptop will have the same or worse issues in terms of GPU as
 the x86 one.

 re: anything with powervr (arm or intel), sadly the best answer is run
 away as fast as possible

 re: arm chromebooks, well, there is some hope of eventually getting an
 open source driver, but it will be a long process.  Currently
 gnome-shell and related components in fedora need desktop opengl so
 blob driver doesn't help much.

Well in theory gnome-shell should work fine on GLES ... how does it fail?
(It is untested but it does not have any direct GL code, it uses cogl
which has an GLES2 backend).
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-18 Thread Rob Clark
On Mon, Nov 18, 2013 at 4:46 PM, drago01 drag...@gmail.com wrote:
 On Mon, Nov 18, 2013 at 10:11 PM, Rob Clark robdcl...@gmail.com wrote:
 On Fri, Nov 15, 2013 at 8:18 AM, Peter Robinson pbrobin...@gmail.com wrote:
 On Fri, Nov 15, 2013 at 10:04 AM, Richard W.M. Jones rjo...@redhat.com 
 wrote:
 On Fri, Nov 15, 2013 at 09:26:36AM +0100, valent.turko...@gmail.com wrote:
 So I have three options to suggest to my friend:
 - Latest Fedora or Mint but with Vesa driver only, and maybe can't
 even get full resolution then
 - Old Ubuntu (but still supported) + prorietary drivers
 - full blown priprietary - Windows 7 + Intel/PowerVR driver

 There also exist USB-based GPUs, ie. external GPUs that plug into
 laptops (or any machine) using USB.

 Although I don't think it's worth rescuing this cheap 13 laptop by
 spending yet more money on hardware which might have its own driver
 issues.

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.

 The ARM laptop will have the same or worse issues in terms of GPU as
 the x86 one.

 re: anything with powervr (arm or intel), sadly the best answer is run
 away as fast as possible

 re: arm chromebooks, well, there is some hope of eventually getting an
 open source driver, but it will be a long process.  Currently
 gnome-shell and related components in fedora need desktop opengl so
 blob driver doesn't help much.

 Well in theory gnome-shell should work fine on GLES ... how does it fail?
 (It is untested but it does not have any direct GL code, it uses cogl
 which has an GLES2 backend).

yeah, I think all we need to do is actually build the gles2 backend.
But it has been a while since I checked (and not really a cogl expert,
and all that).  I just remember that for freedreno I had to use GL and
implement some emulation for GL primitives that the hw does not
support directly, particularly quads needed to be emultated as tri's +
index buffer.

BR,
-R

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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-18 Thread Adam Jackson
On Mon, 2013-11-18 at 22:46 +0100, drago01 wrote:

 Well in theory gnome-shell should work fine on GLES ... how does it fail?
 (It is untested but it does not have any direct GL code, it uses cogl
 which has an GLES2 backend).

GLES versus GL is one half of the problem, GLX versus EGL is the other.
Obviously that's only a problem if you're trying to do this under X, but
gnome-shell under wayland is probably a pretty unpolished experience atm
too.

- ajax

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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread valent.turko...@gmail.com
Thank you all for great feedback, I found these awesome online
resources for gma500_gfx -
https://gist.github.com/Aissen/2925633
https://wiki.archlinux.org/index.php/Poulsbo
https://wiki.ubuntu.com/HardwareSupportComponentsVideoCardsPoulsbo

Author of Github article says that driver were included (or planed to
be) in Meego, has that ever happened? Did Alan Cox continue to work on
this driver?

So I have three options to suggest to my friend:
- Latest Fedora or Mint but with Vesa driver only, and maybe can't
even get full resolution then
- Old Ubuntu (but still supported) + prorietary drivers
- full blown priprietary - Windows 7 + Intel/PowerVR driver

Luckily he has chosen to stick with Linux so I'll help him with
install and setup.
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread valent.turko...@gmail.com
I was totally unaware of Intel using anything else than their own GPU
products. Have they backed away from this strategy since then? Are
there any other Intel CPU/GPU combinations that we should all stay
clear of if we want things to work out of the box and with decent
performance?
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread Peter Robinson
On Fri, Nov 15, 2013 at 8:26 AM, valent.turko...@gmail.com
valent.turko...@gmail.com wrote:
 Thank you all for great feedback, I found these awesome online
 resources for gma500_gfx -
 https://gist.github.com/Aissen/2925633
 https://wiki.archlinux.org/index.php/Poulsbo
 https://wiki.ubuntu.com/HardwareSupportComponentsVideoCardsPoulsbo

 Author of Github article says that driver were included (or planed to
 be) in Meego, has that ever happened? Did Alan Cox continue to work on
 this driver?

 So I have three options to suggest to my friend:
 - Latest Fedora or Mint but with Vesa driver only, and maybe can't
 even get full resolution then

So the gma500 KMS driver is enabled in the Fedora kernel. You should
likely try the modesetting X driver, looking at the kernel config
GMA500 (Poulsbo) and GMA3600 (Cedar Trail) are enabled in the driver
but the GMA600 (Moorestown/Oaktrail) is not. The later I doubt is a
major problem to enable if that's the chipset. The result won't be bad
but won't be particularly pretty but it should at least be usable.

Peter
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread Peter Robinson
On Fri, Nov 15, 2013 at 8:33 AM, valent.turko...@gmail.com
valent.turko...@gmail.com wrote:
 I was totally unaware of Intel using anything else than their own GPU
 products. Have they backed away from this strategy since then? Are
 there any other Intel CPU/GPU combinations that we should all stay
 clear of if we want things to work out of the box and with decent
 performance?

This is only on the low end low power Atom chips aimed at certain
device verticals that some vendors have thought would be great to use
elsewhere. It's the Poulsbo/Moorestown/Oaktrail/Cedar Trails chipsets.

Peter
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread Richard W.M. Jones
On Fri, Nov 15, 2013 at 09:26:36AM +0100, valent.turko...@gmail.com wrote:
 So I have three options to suggest to my friend:
 - Latest Fedora or Mint but with Vesa driver only, and maybe can't
 even get full resolution then
 - Old Ubuntu (but still supported) + prorietary drivers
 - full blown priprietary - Windows 7 + Intel/PowerVR driver

There also exist USB-based GPUs, ie. external GPUs that plug into
laptops (or any machine) using USB.

Although I don't think it's worth rescuing this cheap 13 laptop by
spending yet more money on hardware which might have its own driver
issues.

Probably best to get rid of it on eBay and buy a decent laptop.  The
ARM-based Samsung Chromebook is very cheap and runs Fedora.

Rich.

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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread drago01
On Fri, Nov 15, 2013 at 11:04 AM, Richard W.M. Jones rjo...@redhat.com wrote:
 On Fri, Nov 15, 2013 at 09:26:36AM +0100, valent.turko...@gmail.com wrote:
 So I have three options to suggest to my friend:
 - Latest Fedora or Mint but with Vesa driver only, and maybe can't
 even get full resolution then
 - Old Ubuntu (but still supported) + prorietary drivers
 - full blown priprietary - Windows 7 + Intel/PowerVR driver

 There also exist USB-based GPUs, ie. external GPUs that plug into
 laptops (or any machine) using USB.

 Although I don't think it's worth rescuing this cheap 13 laptop by
 spending yet more money on hardware which might have its own driver
 issues.

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.

ARM based? ... that pretty much sounds like GPU driver issues as well.
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread Marcin Juszkiewicz
W dniu 15.11.2013 12:05, drago01 pisze:
 On Fri, Nov 15, 2013 at 11:04 AM, Richard W.M. Jones rjo...@redhat.com 
 wrote:

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.
 
 ARM based? ... that pretty much sounds like GPU driver issues as well.

Samsung ARM Chromebook runs with 3.4 or 3.8 kernel from ChromeOS just
fine without any binary blobs other than wifi firmware.

If you want OpenGL ES then you have to grab drivers from ChromeOS (for
3.4) or from ARM (for 3.8). But do not ask me do they work - I gave up
on them months ago.
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread drago01
On Fri, Nov 15, 2013 at 12:20 PM, Marcin Juszkiewicz
mjuszkiew...@redhat.com wrote:
 W dniu 15.11.2013 12:05, drago01 pisze:
 On Fri, Nov 15, 2013 at 11:04 AM, Richard W.M. Jones rjo...@redhat.com 
 wrote:

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.

 ARM based? ... that pretty much sounds like GPU driver issues as well.

 Samsung ARM Chromebook runs with 3.4 or 3.8 kernel from ChromeOS just
 fine without any binary blobs other than wifi firmware.

 If you want OpenGL ES [...]

Well non working OpenGL in 2013 does not mean works for me ... i.e
better suggest hardware that really works.
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread Marcin Juszkiewicz
W dniu 15.11.2013 13:15, drago01 pisze:
 On Fri, Nov 15, 2013 at 12:20 PM, Marcin Juszkiewicz
 mjuszkiew...@redhat.com wrote:
 W dniu 15.11.2013 12:05, drago01 pisze:
 On Fri, Nov 15, 2013 at 11:04 AM, Richard W.M. Jones rjo...@redhat.com 
 wrote:

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.

 ARM based? ... that pretty much sounds like GPU driver issues as well.

 Samsung ARM Chromebook runs with 3.4 or 3.8 kernel from ChromeOS just
 fine without any binary blobs other than wifi firmware.

 If you want OpenGL ES [...]
 
 Well non working OpenGL in 2013 does not mean works for me ... i.e
 better suggest hardware that really works.

From what users told me OpenGL ES (which is not OpenGL as you like on
x86 desktop) works. I just dislike license it was provided.


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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread Nicolas Chauvet
2013/11/15 valent.turko...@gmail.com valent.turko...@gmail.com

 Thank you all for great feedback, I found these awesome online
 resources for gma500_gfx -
 https://gist.github.com/Aissen/2925633
 https://wiki.archlinux.org/index.php/Poulsbo
 https://wiki.ubuntu.com/HardwareSupportComponentsVideoCardsPoulsbo

 You might have a look on enabling CONFIG_DRM_GMA600 in the fedora kernel
it it works for your device
But it will probably not lead to expected performances as already advised.

So, you can also have a  look on this
http://edc.intel.com/Software/Downloads/EMGD/. This is the proprietary
Intel/imgtech GPU driver. But it may rely on having support for the chipset
that might or might not be fully upstream. In this case, try to look at the
related tizen/meego kernel trees. This driver will enforce you to have one
or another Xorg server or kernel version.



Nicolas (kwizart)
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-15 Thread Peter Robinson
On Fri, Nov 15, 2013 at 10:04 AM, Richard W.M. Jones rjo...@redhat.com wrote:
 On Fri, Nov 15, 2013 at 09:26:36AM +0100, valent.turko...@gmail.com wrote:
 So I have three options to suggest to my friend:
 - Latest Fedora or Mint but with Vesa driver only, and maybe can't
 even get full resolution then
 - Old Ubuntu (but still supported) + prorietary drivers
 - full blown priprietary - Windows 7 + Intel/PowerVR driver

 There also exist USB-based GPUs, ie. external GPUs that plug into
 laptops (or any machine) using USB.

 Although I don't think it's worth rescuing this cheap 13 laptop by
 spending yet more money on hardware which might have its own driver
 issues.

 Probably best to get rid of it on eBay and buy a decent laptop.  The
 ARM-based Samsung Chromebook is very cheap and runs Fedora.

The ARM laptop will have the same or worse issues in terms of GPU as
the x86 one.

Peter
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What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread valent.turko...@gmail.com
Friend of mine just showed me his cheap 13 laptop running Intel D2500
and first thing he said that he had issue installing linux on it.

When I asked about GPU and answer was Intel I assured him that for
last 10 years I only used Intel GPU based laptops and had great
experience.

I tried Fedora 19 Live - failed to boot, then Linux Mint 15 - got to
screen but with terrible artifacts on screen, check them out -
http://youtu.be/mha7fZU1xFg, then tried latest Fedora 20 Live Beta 5 -
boot starts with artefacts but fails to boot into desktop.

Few hours later after reading up on this issue I managed to get laptop
working with Linux Mint 15 (updated kernel to 3.11) but had to
blacklist gma500_gfx driver, only then I get somewhat usable laptop
(but with lower resolution and no video acceleration).

I'm really interested what is the state of gma500_gfx driver in latest
kernel, is it reasonable to expect that this driver will get updated
and have better support or should I just say to my friend to grab
version of Windows 7 and to run with it... any suggestions?
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread Florian Weimer

On 11/14/2013 01:05 PM, valent.turko...@gmail.com wrote:


Friend of mine just showed me his cheap 13 laptop running Intel D2500
and first thing he said that he had issue installing linux on it.


Have you captured dmesg and lspci -v output?  That could help us to 
identify what precise hardware components are involved.


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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread valent.turko...@gmail.com
 Have you captured dmesg and lspci -v output?  That could help us to identify
 what precise hardware components are involved.


Here are all logs I captured:

cpuinfo: http://pastebin.com/raw.php?i=7M7uKBA5
lspci: http://pastebin.com/raw.php?i=2JFb3EnQ
dmesg: http://pastebin.com/raw.php?i=8pQ5C8wJ
Xorg.0.log.gma500: http://pastebin.com/raw.php?i=7L6n7QAc

These are from Linux Mint because Fedora doesn't even boot, but this
is probably enough info. If you need some specific Fedora info I can
send logs from Fedora 20 boot if I can grab them when live image
fails...
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread Simone Caronni
On 14 November 2013 16:19, valent.turko...@gmail.com 
valent.turko...@gmail.com wrote:

 Here are all logs I captured:

 cpuinfo: http://pastebin.com/raw.php?i=7M7uKBA5
 lspci: http://pastebin.com/raw.php?i=2JFb3EnQ
 dmesg: http://pastebin.com/raw.php?i=8pQ5C8wJ
 Xorg.0.log.gma500: http://pastebin.com/raw.php?i=7L6n7QAc


Intel PowerVR poulsbo devices do not have a free driver; their
functionality is really limited and there's no DDX driver.

They're totalling different than normal Intel chips driven by the intel
driver; you have to use VESA for it in X.

Regards,
--Simone



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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread Adam Jackson
On Thu, 2013-11-14 at 13:05 +0100, valent.turko...@gmail.com wrote:

 I'm really interested what is the state of gma500_gfx driver in latest
 kernel, is it reasonable to expect that this driver will get updated
 and have better support or should I just say to my friend to grab
 version of Windows 7 and to run with it... any suggestions?

Intel's PowerVR-based graphics have _terrible_ support in Linux.
They've been promising for years to either a) provide a competent free
driver and/or b) stop producing pvr-based chipsets, and they have
repeatedly failed at both.

There is no OSS 3D driver for these chips, which is unfortunate, since
3D is the only thing these chips do even remotely well, and they're
inevitably attached to underpowered CPUs where llvmpipe isn't going to
help much.  There's a KMS driver that vaguely works kinda sometimes, as
you've found, but that just lights up the display, it doesn't provide
any acceleration.

I do not expect support for these chips to get materially better any
time soon.  Honestly at this point I don't even want to reverse engineer
the things, it would essentially be rewarding Intel for bad behaviour.

- ajax

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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread Andrew Price

On 14/11/13 15:59, Adam Jackson wrote:

On Thu, 2013-11-14 at 13:05 +0100, valent.turko...@gmail.com wrote:


I'm really interested what is the state of gma500_gfx driver in latest
kernel, is it reasonable to expect that this driver will get updated
and have better support or should I just say to my friend to grab
version of Windows 7 and to run with it... any suggestions?


Intel's PowerVR-based graphics have _terrible_ support in Linux.
They've been promising for years to either a) provide a competent free
driver and/or b) stop producing pvr-based chipsets, and they have
repeatedly failed at both.

There is no OSS 3D driver for these chips, which is unfortunate, since
3D is the only thing these chips do even remotely well, and they're
inevitably attached to underpowered CPUs where llvmpipe isn't going to
help much.  There's a KMS driver that vaguely works kinda sometimes, as
you've found, but that just lights up the display, it doesn't provide
any acceleration.

I do not expect support for these chips to get materially better any
time soon.  Honestly at this point I don't even want to reverse engineer
the things, it would essentially be rewarding Intel for bad behaviour.


On the one hand, you're absolutely right. On the other hand, I own a 
Samsung NC110 netbook which has one of these PowerVR suckers in it so I 
deeply appreciate the excruciatingly laborious work that these folks are 
doing:


http://powervr.gnu.org.ve/doku.php (site seems broken at the moment :( )
http://libreplanet.org/wiki/Group:PowerVR_drivers (decent summary)

Andy
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread Pete Travis
On Nov 14, 2013 5:05 AM, valent.turko...@gmail.com 
valent.turko...@gmail.com wrote:

 Friend of mine just showed me his cheap 13 laptop running Intel D2500
 and first thing he said that he had issue installing linux on it.

 When I asked about GPU and answer was Intel I assured him that for
 last 10 years I only used Intel GPU based laptops and had great
 experience.

 I tried Fedora 19 Live - failed to boot, then Linux Mint 15 - got to
 screen but with terrible artifacts on screen, check them out -
 http://youtu.be/mha7fZU1xFg, then tried latest Fedora 20 Live Beta 5 -
 boot starts with artefacts but fails to boot into desktop.

 Few hours later after reading up on this issue I managed to get laptop
 working with Linux Mint 15 (updated kernel to 3.11) but had to
 blacklist gma500_gfx driver, only then I get somewhat usable laptop
 (but with lower resolution and no video acceleration).

 I'm really interested what is the state of gma500_gfx driver in latest
 kernel, is it reasonable to expect that this driver will get updated
 and have better support or should I just say to my friend to grab
 version of Windows 7 and to run with it... any suggestions?
 --

I have a box with the same generation of Atom/PowerVR (Cedar Trail? Cedar
View? No access at the moment).  I can't get *any* display manager to work
reliably, but I can `xinit gnome-session` with reasonable results.  Once X
stops, whether from killing the process or switching targets, the GPU is
locked until reboot.

I gave the thing to a friend to use as an HTPC, and he gave it back saying
he couldn't find Windows drivers for it, and neither could I. I'm using it
as a disposable rawhide playground now.

If anyone really wants to hack out support for this I'd be happy to ship it
to them.

--Pete
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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread Adam Williamson
On Thu, 2013-11-14 at 10:59 -0500, Adam Jackson wrote:
 On Thu, 2013-11-14 at 13:05 +0100, valent.turko...@gmail.com wrote:
 
  I'm really interested what is the state of gma500_gfx driver in latest
  kernel, is it reasonable to expect that this driver will get updated
  and have better support or should I just say to my friend to grab
  version of Windows 7 and to run with it... any suggestions?
 
 Intel's PowerVR-based graphics have _terrible_ support in Linux.
 They've been promising for years to either a) provide a competent free
 driver and/or b) stop producing pvr-based chipsets, and they have
 repeatedly failed at both.
 
 There is no OSS 3D driver for these chips, which is unfortunate, since
 3D is the only thing these chips do even remotely well, and they're
 inevitably attached to underpowered CPUs where llvmpipe isn't going to
 help much.  There's a KMS driver that vaguely works kinda sometimes, as
 you've found, but that just lights up the display, it doesn't provide
 any acceleration.
 
 I do not expect support for these chips to get materially better any
 time soon.  Honestly at this point I don't even want to reverse engineer
 the things, it would essentially be rewarding Intel for bad behaviour.

I would never usually suggest any of the things in this post, but if
you're really stuck with Poulsbo hardware, you essentially have zero
good choices, so it's just a case of which bad choice you want to make.

Note that several years ago there was a proprietary driver which, while
in many ways being a pile of crap, more or less worked and gave 2D, 3D
and video playback acceleration.

Whoever was maintaining it gave up years ago, and you have 0 chance of
getting it to work on any modern distro, but you may be able to use it
if you run an old LTS build of Ubuntu. Ubuntu 10.04 should be old enough
for the proprietary driver to work, and still has support until mid-2015
according to https://wiki.ubuntu.com/LTS . Of course, the rest of the
environment will be from the middle of 2010. You could run an equally
old build of any other distribution too, of course, but few will have
any support at this point, and you'll likely be able to find old
guide/howto threads for running the GMA500 proprietary drivers on Ubuntu
more easily than any other distro.

If you want to go this route, the best thing to do is probably to start
Googling or searching the Ubuntu forums (where
Poulsbo-proprietary-driver-folk-wisdom tends to reside) with the magic
string 'emgd'.

AFAIK none of the two or three different proprietary drivers put out by
different groups at Intel (yes...really) for the Poulsbo has been
maintained at all since 2011 or so, and you have no effective chance of
getting any of them working on distros with Xorg 1.10 or newer and/or
kernel 3.0 or newer. For anything modern you're stuck with vesa or the
gma500_gfx kernel driver and xorg-x11-drv-modesetting, which will be
barely any better than vesa, and both of which will be extremely
sluggish.
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Twitter: AdamW_Fedora | XMPP: adamw AT happyassassin . net
http://www.happyassassin.net

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Re: What is support status of PowerVR GPUs in Fedora? (Intel D2500 and gma500_gfx)

2013-11-14 Thread drago01
On Thu, Nov 14, 2013 at 7:50 PM, Pete Travis li...@petetravis.com wrote:

 On Nov 14, 2013 5:05 AM, valent.turko...@gmail.com
 valent.turko...@gmail.com wrote:

 Friend of mine just showed me his cheap 13 laptop running Intel D2500
 and first thing he said that he had issue installing linux on it.

 When I asked about GPU and answer was Intel I assured him that for
 last 10 years I only used Intel GPU based laptops and had great
 experience.

 I tried Fedora 19 Live - failed to boot, then Linux Mint 15 - got to
 screen but with terrible artifacts on screen, check them out -
 http://youtu.be/mha7fZU1xFg, then tried latest Fedora 20 Live Beta 5 -
 boot starts with artefacts but fails to boot into desktop.

 Few hours later after reading up on this issue I managed to get laptop
 working with Linux Mint 15 (updated kernel to 3.11) but had to
 blacklist gma500_gfx driver, only then I get somewhat usable laptop
 (but with lower resolution and no video acceleration).

 I'm really interested what is the state of gma500_gfx driver in latest
 kernel, is it reasonable to expect that this driver will get updated
 and have better support or should I just say to my friend to grab
 version of Windows 7 and to run with it... any suggestions?
 --

 I have a box with the same generation of Atom/PowerVR (Cedar Trail? Cedar
 View? No access at the moment).  I can't get *any* display manager to work
 reliably, but I can `xinit gnome-session` with reasonable results.  Once X
 stops, whether from killing the process or switching targets, the GPU is
 locked until reboot.

 I gave the thing to a friend to use as an HTPC, and he gave it back saying
 he couldn't find Windows drivers for it, and neither could I. I'm using it
 as a disposable rawhide playground now.

 If anyone really wants to hack out support for this I'd be happy to ship it
 to them.

Just sell it on ebay or something and buy something sane instead.
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