On Wed, May 11, 2011 at 4:00 AM, Gary Thomas <g...@mlbassoc.com> wrote: > On 05/10/2011 09:28 PM, Kamble, Nitin A wrote: >> >> >>> -----Original Message----- >>> From: poky-boun...@yoctoproject.org [mailto:poky- >>> boun...@yoctoproject.org] On Behalf Of Gary Thomas >>> Sent: Monday, May 02, 2011 5:57 AM >>> To: Khem Raj >>> Cc: Poky Project; Patches and discussions about the oe-core layer >>> Subject: Re: [poky] GCC 4.6.0 on ARM? >>> >>> On 04/30/2011 04:10 PM, Khem Raj wrote: >>>> >>>> On Thu, Apr 28, 2011 at 11:23 AM, Khem Raj<raj.k...@gmail.com> >>> >>> wrote: >>>>> >>>>> On Thu, Apr 28, 2011 at 10:09 AM, Gary Thomas<g...@mlbassoc.com> >>> >>> wrote: >>>>>> >>>>>> I got my OMAP target to build with GCC-4.6.0 using the latest >>>>>> Poky tree after a fresh rebuild. Sadly, the Linux kernel >>> >>> (2.6.37.3) >>>>>> >>>>>> does not run correctly when built with this compiler. It >>>>>> fails when enumerating the USB bus :-( >>>>>> >>>>>> Are there known issues with the Linux kernel on ARM and GCC-4.6? >>>>>> >>>>> >>>>> There has been fixes on top of 4.6.0 the one we have right now is >>> >>> vanilla >>>>> >>>>> 4.6.0 release. I plan to add second set of patches but you have to >>> >>> dig a bit >>>>> >>>>> more to identify the problem >>>>> >>>> >>>> I have some updates for gcc 4.6.0 >>>> they are staged in >>>> >>>> http://git.openembedded.org/cgit.cgi/openembedded-core- >>> >>> contrib/log/?h=kraj/gcc-4.6 >>>> >>>> (top 3 patches) >>>> >>>> Please test them out and if you are lucky >>>> your problem might be fixed too. >>>> >>>> All, please try these patches and provide any feedback >>> >>> I was able to build my kernel (ARM OMAP/3530 based) using this, but >>> the USB still doesn't work, so no improvement, sorry. >> >> Gary, >> Is the USB breakage is due to gcc 4.6.0 ? > > Yes, that's the only change. Building the kernel from the same > source repository with 4.5.2 (using patches from you and Khem Raj) > works perfectly. >
Unless we dig down and narrow the issue its hard to say if its a gcc issue or a latent problem that gcc 4.6 brings out. _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
