From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <50106690.8090901@barrett.com> Date: Wed, 25 Jul 2012 17:35:12 -0400 From: Kyle Maroney MIME-Version: 1.0 References: <500808DC.1050800@barrett.com> <50080CB0.8030400@siemens.com> <500F0137.2020202@xenomai.org> <500F060D.7000806@barrett.com> <500F0BC1.1030002@xenomai.org> <501062C2.4040308@barrett.com> <50106319.8030109@xenomai.org> In-Reply-To: <50106319.8030109@xenomai.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai] Xenomai 2.6.1 x86 Boot Hanging List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gilles Chanteperdrix Cc: "xenomai@xenomai.org" On 07/25/2012 05:20 PM, Gilles Chanteperdrix wrote: > On 07/25/2012 11:18 PM, Kyle Maroney wrote: > >> On 07/24/2012 04:55 PM, Gilles Chanteperdrix wrote: >>> On 07/24/2012 10:31 PM, Kyle Maroney wrote: >>> >>>> On 07/24/2012 04:10 PM, Gilles Chanteperdrix wrote: >>>>> On 07/19/2012 03:33 PM, Jan Kiszka wrote: >>>>> >>>>>> On 2012-07-19 15:17, Kyle Maroney wrote: >>>>>>> Congratulations on the recent release of Xenomai 2.6.1. We are excited >>>>>>> about the recent move to the ipipe core series and 3.x kernel patches >>>>>>> becoming available for the x86 architecture. >>>>>>> >>>>>>> I have been able to successfully patch the vanilla kernel (3.2.19) with >>>>>>> a slightly modified ipipe-core-3.2.21-x86-1 patch, and tested that >>>>>>> working with a generic configuration. I also successfully patched >>>>>>> vanilla + ubuntu diff + adeos, and tested this working as well. >>>>>>> >>>>>>> My problem is when I apply the xenomai configuration options after >>>>>>> running the prepare kernel script. The kernel compiles successfully >>>>>>> with no problems, however upon reboot I am met with the boot hanging at >>>>>>> the purple boot screen of Ubuntu (no images). >>>>>>> >>>>>>> I have experimented with many config options for the past few days, and >>>>>>> come to you for guidance. Please find attached my .config file. >>>>>>> >>>>>> There are obviously several issues remaining in the new x86 3.2 patch. I >>>>>> just recently ran into some of them as well while updating RTnet. >>>>> Any chance for a patch? I am currently running 3.4 on x86, so, it would >>>>> be nice to merge any fix you made. >>>>> >>>> Still no luck creating a configuration allowing me to boot on x86 w/ >>>> Precise. If anyone else has been successful on x86 we would love to see >>>> patches. >>> For the screen not to remain black, remove the "quiet" on the kernel >>> command line in the bootloader configuration. >>> >>> You can try earlyprintk, if the failure happens early. >>> >>> Also, in the kernel, try disabling any feature you do not use, such as >>> profiling, tracing, kgdb, perf system, syscall auditing, as much as >>> possible. >> Thank you all for your continued support (esp. Jan and Gilles). I am >> happy to report that I was successful in my compilation and testing! > > Ok, it would be nice to find which options caused the issue, so that we > can investigate and fix if possible. > Changes from the previously unsuccessful config: Disabled KGDB Enabled ACPI Disabled SPARSE_IRQ Disabled DEBUG_KERNEL I hope this provides insight.