Re: ARMv4 rating

2008-04-27 Thread thomasg
You all don't seem to get what Openmoko is.
Openmoko is based on and built with OpenEmbedded, a buildsystem for embedded
devices, source-based and strongly inspired by gentoo's portage.
If Openmoko is vor armv4, armv5 or so on only depends on the settings for
the image in bitbake.

And yes, armv4 is pretty old, but it's also pretty common nowadays and
Openmoko is no armv4 distribution - it's built for specific devices, and in
the case of the neos, that's armv4. It is of course not comparable with x86
architectures and successors are of course faster, else they wouldn't be
there. :)

@Marco:
To say Android won't run on Neo is not more wrong than to say Android
will run, like you do.
Android is not yet fully opensource. Maybe it will be, maybe it won't be,
I'm pretty sure you are no clairvoyant, too.
It *might* be available in future, it *might* run on the neo (even if also
opensource is no guarantee for that), but it just isn't yet.

On Sun, Apr 27, 2008 at 5:08 AM, Marco Trevisan (Treviño) [EMAIL PROTECTED]
wrote:

 Martin Bernreuther wrote:

  the Neo 1973 (http://wiki.openmoko.org/wiki/Neo1973_hardware#Processor)
  as well as
  the Neo Freerunner (
  http://wiki.openmoko.org/wiki/Neo_FreeRunner_GTA02_Hardware#Processor)
  have Processors based on the ARMv4 instruction Set. Apparently one
  consequence (stated on
  these pages) is, that Android, requiring ARMv5, will not run on the Neo.
  (also see http://benno.id.au/blog/2007/11/21/android-neo1973)
 

 Well, saying Android won't run on Neo maybe could be a wrong statement
 since when Android source code will be available, it will be possible to
 recompile it for other platforms (maybe after few changes, who knows...),
 including AMRv4.

 --
 Treviño's World - Life and Linux
 http://www.3v1n0.net/



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ARMv4 rating

2008-04-26 Thread Martin Bernreuther
Hello,

the Neo 1973 (http://wiki.openmoko.org/wiki/Neo1973_hardware#Processor) as well 
as
the Neo Freerunner 
(http://wiki.openmoko.org/wiki/Neo_FreeRunner_GTA02_Hardware#Processor)
have Processors based on the ARMv4 instruction Set. Apparently one consequence 
(stated on
these pages) is, that Android, requiring ARMv5, will not run on the Neo.
(also see http://benno.id.au/blog/2007/11/21/android-neo1973)

http://en.wikipedia.org/wiki/ARM_architecture#ARM_cores lists ARM architecture 
versions up to ARMv7,
which gives the impression that ARMv4 CPUs today might not be state-of-the-art 
and future-proof any more.
One the other side, quite a few devices today seem to be still build upon ARMv4 
based CPUs.

Are there any OpenMoko compatible smartphone devices with an ARM achitecture 
v4? (Any plans?)

Will OpenMoko and the Neos stick to the ARMv4 architecture in the future? If 
the next generation
Neos use ARMv4 instruction sets, how long will OpenMoko distributions still 
support ARMv4?
(How about Qtopia?) There should be no problem, if the source code is 
available, right? (BTW, a
gentoo-like (http://www.gentoo.org/) distribution, which lets the user 
compile the packages, should always work.)

What are the main (dis)advantages of ARMv4 compared to its successors? Ratings?
(Is this comparable to x386, x686, x86_64,...?)

Thank you,
Martin
-- 
_
Martin Bernreuther  [EMAIL PROTECTED]

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Re: ARMv4 rating

2008-04-26 Thread Flemming Richter Mikkelsen
On 4/26/08, Martin Bernreuther [EMAIL PROTECTED] wrote:
[..]
 Are there any OpenMoko compatible smartphone devices with an ARM achitecture 
 v4? (Any plans?)

There has been discussions about this on both the kernel and
the hardware list and I recommend you to read the hardware
mailing list archive.

 Will OpenMoko and the Neos stick to the ARMv4 architecture in the future? If 
 the next generation
 Neos use ARMv4 instruction sets, how long will OpenMoko distributions still 
 support ARMv4?

You can always compile Openmoko yourself
(
ref.: http://gentoo-wiki.com/HOWTO_Cross_Compile
and http://gentoo-wiki.com/TinyOS
and http://wiki.openmoko.org/
)
and I am sure somebody will provide images for ARMv4
when/if Openmoko at some point should stop
precompiling for this

 (How about Qtopia?) There should be no problem, if the source code is 
 available, right? (BTW, a
 gentoo-like (http://www.gentoo.org/) distribution, which lets the user 
 compile the packages, should always work.)

It is good to see other Gentoo users here:)
Maybe we should make an Openmoko ebuild file
that builds the complete Openmoko image. (Could
enable features with USE flags, e.g.
$ echo dev-embedded/openmoko freerunner \
touchscreen bluetooth 802.11 \
/etc/portage/package.use \
 emerge openmoko )

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Re: ARMv4 rating

2008-04-26 Thread Marco Trevisan (Treviño)

Martin Bernreuther wrote:

the Neo 1973 (http://wiki.openmoko.org/wiki/Neo1973_hardware#Processor) as well 
as
the Neo Freerunner 
(http://wiki.openmoko.org/wiki/Neo_FreeRunner_GTA02_Hardware#Processor)
have Processors based on the ARMv4 instruction Set. Apparently one consequence 
(stated on
these pages) is, that Android, requiring ARMv5, will not run on the Neo.
(also see http://benno.id.au/blog/2007/11/21/android-neo1973)


Well, saying Android won't run on Neo maybe could be a wrong statement 
since when Android source code will be available, it will be possible to 
recompile it for other platforms (maybe after few changes, who 
knows...), including AMRv4.


--
Treviño's World - Life and Linux
http://www.3v1n0.net/


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