[ydl-gen] Kernel hacking

Thu Nov 15 14:02:31 MST 2007

I believe the issue is various kernel/glibc requirements.  Owen could probably
go into exhaustive detail.

-R
 -------------- Original message ----------------------
From: "Paulo J. Matos" <pocm at soton.ac.uk>
> On Nov 15, 2007 8:25 PM, Sanders, Rob M. <sanders-rob at zai.com> wrote:
> > Paulo,
> >   YDL5.0.2 only got support for SDK2.1 this past July.  Owen posted about it
> > on the 14th.  Any by his own words, "but it isn't a very smooth update".  I 
> didn't
> > have time to play with it then, and when SDK3 was announced went ahead and put 
> FC7
> > on the PS3.
> >
> 
> And it is that hard to install SDK3 on YDL ?
> I've been using Gentoo Linux for all my systems for a couple of years
> and I've always thought installing something even if not directly
> supported by the distribution should be easy. Is this not the case
> with YDL?
> 
> Cheers,
> 
> Paulo Matos
> 
> >  -Rob
> >
> >
> > -----Original Message-----
> > From: yellowdog-general-bounces at lists.terrasoftsolutions.com on behalf of 
> Paulo J. Matos
> > Sent: Thu 11/15/2007 3:16 PM
> > To: Discussion List for General Yellow Dog Linux User Topics
> > Subject: Re: [ydl-gen] Kernel hacking
> >
> > On Nov 15, 2007 7:04 PM, Sanders, Rob M. <sanders-rob at zai.com> wrote:
> > > Hey Warren,
> > >   Yes.  I've built kernels for YDL on both my G5 as well as the PS3.
> > > The PS3 kernels were for the initial YDL5 release, so I could get
> > > hugetbl support for the cell back last November.  It took something
> > > like a day to figure out exactly how to do it (what source to use)
> > > before I got it up.  I think I've got some of the emails at home
> > > between Owen and I from then.
> > >   Currently I'm running FC7 on the PS3, so I can play with SDK3.0.
> >
> > Can't you use SDK3.0 in YDL?
> >
> > > If you haven't already done so, check out the following page:
> > >     http://www.ibm.com/developerworks/power
> > > Lots of links to good articles, and also check out the Cell Broadband
> > > Forum pages, I know I've seen a bunch of posts about hugetbl
> > > installations.
> > >
> > > -Rob
> > >
> > > -----Original Message-----
> > > From: yellowdog-general-bounces at lists.terrasoftsolutions.com on behalf of 
> Warren Nagourney
> > > Sent: Thu 11/15/2007 1:25 PM
> > > To: Discussion List for General Yellow Dog Linux User Topics
> > >
> > > Subject: Re: [ydl-gen] Kernel hacking
> > >
> > > Thanks, Rob. Actually, I did make the initrd after building the
> > > kernel (and I included the appropriate reference to initrd in my
> > > kboot.conf). Have you ever done the kernel build on YDL?
> > >
> > > Warren
> > >
> > > On Nov 15, 2007, at 4:42 AM, Sanders, Rob M. wrote:
> > >
> > > > Warren,
> > > >   I've done the hugetbl/hugepages mods a couple of times on a PS3
> > > > without
> > > > having any problems.  The last time was with Fedora 7 (needed to
> > > > play with
> > > > SDK3.0).  I didn't use the kernel from the cell addon, but one from
> > > > Geoff's
> > > > page (don't have the link handy, but should be google-able [is that
> > > > a word?]).
> > > >   Did you make a new initrd image from your new kernel?  It sounded
> > > > like you
> > > > didn't from your email.  I don't know if that would make a huge
> > > > difference or
> > > > not, I don't normally make an initrd when booting my G5, but it
> > > > seems most
> > > > of the x86 distro's I've used and the PS3 use it.
> > > >
> > > >   Rob
> > > >
> > > >
> > > >
> > > > -----Original Message-----
> > > > From: yellowdog-general-bounces at lists.terrasoftsolutions.com on
> > > > behalf of Warren Nagourney
> > > > Sent: Wed 11/14/2007 10:53 PM
> > > > To: Discussion List for General Yellow Dog Linux User Topics
> > > > Subject: [ydl-gen] Kernel hacking
> > > >
> > > > For a number of reasons, I have gone into the kernel hacking business
> > > > in YDL 5.02 on a PS3 and started by taking the 2.6.23 kernel (from
> > > > the most recent CELL linux ADDON iso) and compiling it, following the
> > > > instructions in the Cell Performance article on making huge pages. I
> > > > made the appropriate changes in the kboot.conf file to reflect the
> > > > new kernel and tried to boot. SInce this is my first attempt at
> > > > kernel manufacture, I was not surprised that it didn't work: I got an
> > > > error message "switchroot: mount failed" and a kernel panic.
> > > >
> > > > I looked at the init file in the initrd image and compared it to the
> > > > one in the initrd for a working kernel: they were identical (not
> > > > surprising, since the same mkinitrd was probably used for both). Does
> > > > anyone have any suggestions? Thanks.
> > > >
> > > > Warren Nagourney
> > > >
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> >
> > --
> > Paulo Jorge Matos - pocm at soton.ac.uk
> > http://www.personal.soton.ac.uk/pocm
> > PhD Student @ ECS
> > University of Southampton, UK
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> 
> 
> 
> -- 
> Paulo Jorge Matos - pocm at soton.ac.uk
> http://www.personal.soton.ac.uk/pocm
> PhD Student @ ECS
> University of Southampton, UK
> _______________________________________________
> yellowdog-general mailing list
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> http://lists.terrasoftsolutions.com/mailman/listinfo/yellowdog-general
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