From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: Dovetail status clarification References: <44151481-b9f7-24a4-252a-bb91138f336a@siemens.com> From: Philippe Gerum Message-ID: Date: Sun, 6 Oct 2019 19:49:37 +0200 MIME-Version: 1.0 In-Reply-To: <44151481-b9f7-24a4-252a-bb91138f336a@siemens.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka , Stratiyenko Roman , xenomai@xenomai.org On 10/2/19 10:12 AM, Jan Kiszka wrote: > On 02.10.19 09:06, Stratiyenko Roman via Xenomai wrote: >> Hello xenomai community, >> >> As you may already know kernel v5.4-rc1 released yesterday and >> according to >> releases page on kernel.org this version is LTS. >> >> So it make sense to start porting of xenomai to this release. >> >> Some time ago dovetail were announced and It should replace ipipe for >> xenomai. >> >> Do you have any plans to start this migration in nearest time? > > This is indeed a good question at the right time. Philippe can tell more > details about the dovetail status. There are prototypes for ARM and x86 > for Xenomai, but I didn't find time to test at least the x86 part so > far. We should definitely look into this now before moving forward. > In a nutshell, Dovetail status is: current target kernel: 5.4-rc1 x86_64: boots and runs EVL fine on the few Intel platforms I have at hand, plus a couple of others as reported by an EVL user. A known bug exists which may be related to (legacy) hardware which requires the broadcast timer to come into play. armv7: boots and runs EVL fine on the ref. hardware I mentioned in an earlier mail. armv8: boots and runs EVL fine. Will be part of a production system in Q2 next year. -- Philippe.