From: Philippe Gerum <rpm@xenomai.org>
To: Jan Kiszka <jan.kiszka@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] help with xenomai-2.5.0 on pure64bit linux x86_64
Date: Thu, 04 Feb 2010 11:46:10 +0100 [thread overview]
Message-ID: <1265280370.2348.130.camel@domain.hid> (raw)
In-Reply-To: <4B6588AC.4070105@domain.hid>
On Sun, 2010-01-31 at 14:42 +0100, Jan Kiszka wrote:
> Philippe Gerum wrote:
> > On Sun, 2010-01-31 at 14:25 +0100, Jan Kiszka wrote:
> >> Philippe Gerum wrote:
> >>> On Sun, 2010-01-31 at 13:37 +0100, Jan Kiszka wrote:
> >>>> lux-integ wrote:
> >>>>> Greetings
> >>>>>
> >>>>> I am new to xenomai and I am attempting to install a RT-kernel on a pure
> >>>>> 64-bit (not multilib) amd64 linux setup. The machine has a Sempron CPU and
> >>>>> 2 GBytes of RAM. The distribution is cross-lfs compiled from sources. This
> >>>>> is what I have done:-
> >>>>>
> >>>>> a) I fetched fresh kernel2.6.32.2 source-code and placed it
> >>>>> in /usr/src/linux like so:-
> >>>>> `linux' -> `linux-2.6.32.2'
> >>>>>
> >>>>> b) ..I then applied the xenomai patch as such:-
> >>>>> $SOURCES/xenomai-2.5.0/scripts/prepare-kernel.sh --linux=/usr/src/linux --adeos=$SOURCES/xenomai-2.5.0/ksrc/arch/x86/patches/adeos-ipipe-2.6.32.2-x86-2.5-00.patch --arch=x86_64
> >>>>
<snip>
> >>> This is likely our old friend CONFIG_SPARSE_IRQ which is at work. Just
> >>> disable this, until we have introduced the required changes to support
> >>> more than 1024 IRQs.
> >> If that is true, then please include a simple "depends on !CONFIG_IPIPE"
> >> in the x86 patch for the meantime.
> >>
> >
> > No. Work to lift this limitation is in progress here.
>
> That's even nicer (if 'lift' means removing any limitation of
> CONFIG_NR_CPUS).
>
> Jan
>
Could someone gives this patch a go, with CONFIG_SPARSE_IRQ on (or some
unreasonable number of CPUs in 64bit mode, whichever comes first)?
http://download.gna.org/adeos/patches/v2.6/x86/adeos-ipipe-2.6.32.7-x86-2.6-00.patch
TIA,
--
Philippe.
next prev parent reply other threads:[~2010-02-04 10:46 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-29 21:04 [Xenomai-help] help with xenomai-2.5.0 on pure64bit linux x86_64 lux-integ
2010-01-31 10:25 ` Gilles Chanteperdrix
2010-01-31 12:37 ` Jan Kiszka
2010-01-31 13:22 ` Philippe Gerum
2010-01-31 13:25 ` Jan Kiszka
2010-01-31 13:35 ` Philippe Gerum
2010-01-31 13:42 ` Jan Kiszka
2010-01-31 14:01 ` Philippe Gerum
2010-02-04 10:46 ` Philippe Gerum [this message]
2010-02-11 17:15 ` Wolfgang Mauerer
2010-02-11 22:55 ` Philippe Gerum
2010-02-12 8:50 ` Wolfgang Mauerer
2010-02-12 9:48 ` Jan Kiszka
2010-02-17 11:40 ` lux-integ
2010-02-17 13:19 ` Philippe Gerum
2010-01-31 14:26 ` lux-integ
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