From mboxrd@z Thu Jan 1 00:00:00 1970 References: <874kjxrkeb.fsf@xenomai.org> <2461fe05.185d.176dd8ca994.Coremail.hailongliiu@yeah.net> <18a08b14-003e-aaab-f59f-d83a1913d5e7@yeah.net> From: Philippe Gerum Subject: Re: [CXP] some questions about "Common Xenomai Platform" In-reply-to: <18a08b14-003e-aaab-f59f-d83a1913d5e7@yeah.net> Date: Sat, 09 Jan 2021 10:09:40 +0100 Message-ID: <87o8hylbmz.fsf@xenomai.org> MIME-Version: 1.0 Content-Type: text/plain List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Hailongliu Cc: Greg Gallagher , "Xenomai@xenomai.org" Hailongliu writes: > On 1/7/21 11:59 PM, Greg Gallagher wrote: >> >> >> On Thu, Jan 7, 2021 at 10:53 AM hailong via Xenomai > wrote: >> >> At 2021-01-04 01:38:04, "Philippe Gerum" > wrote: >> > >> >Hailongliu via Xenomai > writes: >> > >> >> Hi, >> >> >> >> I learned the "Common Xenomai Platform" program from this mail-list and wiki >> >> of project Xenomai. This is a very attractive plan, as it will port Xenomai for >> >> recent LTS kernel(v5.10). >> >> >> >> I noticed that March 31, 2021 is the deadline for "CXP", dose that mean we >> >> can expect the new features at Xenomai-3.3 ? >> > >> >Yes, that is the plan. Xenomai 3.3 is going to be the first release >> >fully implementing the CXP. Xenomai 4 which is going to use a different >> >real-time core will be developed in parallel to Xenomai 3.3, aiming at >> >CXP-compliance too. It should be clear that March 31, 2021 is the date >> >for completing the CXP specification, not that of any release >> >implementing it, which can only happen later by definition. >> > >> >> Will the CXP or Xenomai 4 compatible with RT-patch over time? >> In addition, I learned that the legacy RTOS emulators (such as VxWorks) >> will be excluded from Xenomai 3.x , neither Xenomai 4? >> >> That is correct, we don't have the resources to continue to support the RTOS emulators. I believe it was left open that if someone >> wants to take this on as a maintainer they could be included. >> > > Thank you for your kind reply. > > Our work team members now are hesitating about which kernel version to choose > as our development baseline for Xenomai between linux-5.10 and linux-5.4, > because we find that there is a evl branch based on linux-5.4 but not for > linux-5.10 currently. Yes there is, see evlproject.org. evl/master is based on v5.10 mainline. > > And we also want to know the compatibility between the Xenomai4 and rt-patch. > Compatible. -- Philippe.