[llvmlinux] PowerPC builds

S Madhu smadhu2048 at gmail.com
Mon May 6 03:53:16 UTC 2013


Freescale unfortunately has a complicated process ! you have to install the
isi
and this creates the entire sdk and build environment.

we build regularly, so I do have a working setup. let me check to see if
this tree
can be extracted from the mainline .

On Monday, May 6, 2013, Jan-Simon Möller wrote:

> On Saturday 04 May 2013 22:12:38 S Madhu wrote:
> > We have a bunch of the Freescale boards that have a 3.x kernel support.
> It
> > is also integrated into the mainline.
> >
> > Freescale bsp page is
> >
> >
> http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=SDKLINUX&fsrc
> > h=1
>
> I see just iso's there. Is there a kernel git tree we can use to build the
> kernel ?
>
> Do you have a working .config for one or all of your boards ?
>
> Best,
> JS
>
>
>
> > We are currently using this for a utm box and the kernel is pretty
> stable.
> > We use the p2040 processor variant. unfortunately it is only 32 bit.
> >
> > Let me know know what I need to do next and I can try to get a build
> going.
> >
> > I have  also asked IBM for a power loaner box but that may take a couple
> > of months to arrive.
> >
> > Madhu
> >
> > On Saturday, May 4, 2013, Charlebois, Mark wrote:
> > >  We have no one on the project yet working on PPC. Is the
> board/platform
> > >
> > > supported by the upstream kernel? If not do you have a public kernel
> tree
> > > for the board?
> > >
> > >  If you can point us to the kernel and the config to build we can help
> > >
> > > get you set up.
> > >
> > >  Then just send patches to this email for integration.
> > >
> > >  It would be great to add PPC support and testing to the project!
> > >
> > >  Mark
> > >
> > >  Sent via the Samsung Galaxy S™III, an AT&T 4G LTE smartphone
> > >
> > > -------- Original message --------
> > > From: S Madhu <smadhu2048 at gmail.com <javascript:;> <javascript:_e({},
> 'cvml',
> > > 'smadhu2048 at gmail.com <javascript:;>');>>
> > > Date:
> > > To: LLVMLinux at lists.linuxfoundation.org <javascript:;><javascript:_e({}, 'cvml',
> > > 'LLVMLinux at lists.linuxfoundation.org <javascript:;>');>
> > > Subject: [llvmlinux] PowerPC builds
> > >
> > >
> > > is anybody trying PowerPC builds ? I am specifically looking at
> > > Freescale's e5500/6500 family or IBM's Power 7 variant. I run a
> research
> > > program developing a Power compatible processor ( along withna
> virtualized
> > > linux running on top of secure hypervisor) and we are at a stage where
> we
> > > need to start working on the tool chain. Figured getting our hands
> dirty
> > > on
> > > Clang now would help us get used to it, since clang looks like a better
> > > option than Gcc for us. If nobody is doing it, we can give it a shot
> since
> > > we have both HW and free labor in the form of my grad students !
> > >
> > >  if the processor reaches a usable form, we will be releasing it into
> > >
> > > open source. It is a 64 bit design with multiple issue and Multi
> > > threading,
> > > so should match a core i5 in perf if tuned well. A big if there I must
> > > admit ! Supports 256 bit simd instructions also. Single core initially,
> > > may go to 4/8 if our funding holds up or if the open source community
> > > takes
> > > it up.
> > >
> > >  Madhu
> --
>
> Dipl.-Ing.
> Jan-Simon Möller
>
> jansimon.moeller at gmx.de <javascript:;>
>
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