From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <50A8BC07.7080900@xenomai.org> Date: Sun, 18 Nov 2012 11:44:23 +0100 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <50A81190.5000200@rti.com> <50A8BAB0.6040002@xenomai.org> In-Reply-To: <50A8BAB0.6040002@xenomai.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai] Xenomai support has been added to the OMG Data Distribution Service (DDS) Implementation from RTI List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gerardo Pardo-Castellote Cc: xenomai@xenomai.org On 11/18/2012 11:38 AM, Gilles Chanteperdrix wrote: > On 11/17/2012 11:37 PM, Gerardo Pardo-Castellote wrote: > >> >> Hello, >> >> I wanted to make everyone aware that RTI just added support for Xenomai >> to RTI Connext DDS. This is RTI's implementation of the OMG >> Data-Distribution Service standard specification. >> >> If deemed appropriate you could add this link to your Weblinks page: >> http://community.rti.com/content/forum-topic/howto-use-dds-xenomai-configure-xenomai-and-run-rti-connext-dds > > > Hi, > > this is interesting, but not all the configuration advices apply to > latest kernels. I guess this is our fault, we should update the wiki. > Anyway: > - starting with the I-pipe for linux 3.2, disabling HPET timer or PC > speaker is no longer necessary > - starting with the I-pipe for linux 3.4, the processor choice with > regard to TSC does not really matter > - you can keep the "stack protector" option enabled on x86_32. > > And something which has always been true: it is a bad idea to disable > ACPI completely, ACPI should be kept enabled, except for the > ACPI_PROCESSOR option. > Something else: the part about xeno-config could lead people to run xeno-config by hand and paste the result in their makefile, this is not the way xeno-config should be used, it is better to show people how to integrate the use of xeno-config in their makefile, as is demonstrated here: https://www.xenomai.org/index.php/Porting_POSIX_applications_to_Xenomai#Compilation_flags The difference is that if we change the flags between two versions of xenomai, the makefiles should continue to work. We do not consider the compilation flags as part of the ABI, so, they may change between two versions. Also note that starting with xenomai 2.6, pkg-config support is available, it may make things easier for people integrating xenomai with autotools based projects. -- Gilles.