On Mon, Aug 23, 2010 at 2:05 PM, Gilles Chanteperdrix < gilles.chanteperd...@xenomai.org> wrote:
> Prakash A S wrote: > > Dear All, > > Now I am working on AT91RM9200 based processor ARM board with > Linux > > 2.6.20 kernel and also planing to port Xenomai on this board. I preferred > > xenomai-2.4.0. Because it has adeos-ipipe patch for 2.6.20 kernel. > However I > > found that there is an separate ipipe patch available for AT91 processor > in > > xenomai-2.3.2. Do I need any similar patch for xenomai-2.4.0 or > > adeos-ipipe-2.6.20-arm-1.802.patch is enough?. > > > > I beleive the steps will be like, > > linux-2.6.20+2.6.20-at91.patch.gz+adeos-ipipe-2.6.20-arm-1.802.patch > > You did it again: as documented in ksrc/arch/arm/patches/README, > what Xenomai version you pick is largely irrelevant to what I-pipe patch > you want to use, so, you can probably use the I-pipe patch for 2.6.20 > with Xenomai 2.5.4. > > Agreed. The intention is to clarify few doubts. Otherwise I will missed to get such an specific info mentioned below. Thanks for the info. > All releases of a Xenomai branch are backward compatible, so, if you > want to pick something in the any branch, pick the latest (2.4.10 for > 2.4 branch, 2.5.4 for 2.5 branch). Also note that all I-pipe patches up > to, but not including, 2.6.28-1.12-05, are buggy, so, if you want to use > 2.6.20, you will have to apply the patch attached to this mail: > > https://mail.gna.org/public/xenomai-core/2009-08/msg00021.html > > As for the initial question, I do not remember that far in the past. > But, at some point in the past, the I-pipe patch started being able to > be applied with and without the AT91 patch, I do not remember if > 2.6.20-1.8-02 was in this case. > > At this moment my board only supports linux-2.6.20. So I just like to port xenomai and test the board with the same kernel version. Later I will upgrade the linux kernel and move to the latest xenomai. I would like to know in which format you getting my mails now?. -Prakash
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