<div dir="ltr">Hey,<br><br>Yeah sorry, I still get invalid opcode (especially with systemd, which is quite annoying).<div><br></div><div>I tried your version and this does not work either :/</div><div><br></div><div>Any clue ?</div></div><br><div class="gmail_quote">Le mar. 3 mars 2015 à 21:14, Darren Hart <<a href="mailto:dvhart@linux.intel.com">dvhart@linux.intel.com</a>> a écrit :<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Can you explain what you mean by does not work? Are you still getting<br>
illegal instructions? You may also need to set -mtune. This is what we<br>
use for the intel-corei7-64 BSP in the Yocto Project which enables the<br>
Nehalem and Baytrail and later CPUs (including the E3825 on the<br>
MinnowBoard MAX):<br>
<br>
-march=corei7 -mtune=corei7 -mfpmath=sse -msse4.2<br>
<br>
Thanks,<br>
<br>
Darren<br>
<br>
On 3/3/15 11:13 AM, Benjamin Schubert wrote:<br>
> Hey,<br>
><br>
> Sorry for the long delay. I tried with -march=corei7 without any<br>
> success. that does not work either.<br>
><br>
> Anybody found something else ?<br>
><br>
> Thanks a lot<br>
><br>
> Le lun. 23 févr. 2015 à 23:00, Darren Hart <<a href="mailto:dvhart@linux.intel.com" target="_blank">dvhart@linux.intel.com</a><br>
> <mailto:<a href="mailto:dvhart@linux.intel.com" target="_blank">dvhart@linux.intel.com</a><u></u>>> a écrit :<br>
><br>
> Native uses your host CPU, if you want something tailored for the<br>
> MinnowBoard MAX Bay Trail SoC, you should use march=corei7.<br>
> --<br>
> Darren Hart<br>
> Intel Open Source Technology Center<br>
><br>
> From: Michael Jarvis <<a href="mailto:mjarvis.tx.08@gmail.com" target="_blank">mjarvis.tx.08@gmail.com</a><br>
> <mailto:<a href="mailto:mjarvis.tx.08@gmail.com" target="_blank">mjarvis.tx.08@gmail.<u></u>com</a>>><br>
><br>
> Reply-To: MinnowBoard Development and Community Discussion<br>
> <<a href="mailto:elinux-minnowboard@lists.elinux.org" target="_blank">elinux-minnowboard@lists.<u></u>elinux.org</a><br>
> <mailto:<a href="mailto:elinux-minnowboard@lists.elinux.org" target="_blank">elinux-minnowboard@<u></u>lists.elinux.org</a>>><br>
> Date: Monday, February 23, 2015 at 11:53 AM<br>
><br>
> To: MinnowBoard Development and Community Discussion<br>
> <<a href="mailto:elinux-minnowboard@lists.elinux.org" target="_blank">elinux-minnowboard@lists.<u></u>elinux.org</a><br>
> <mailto:<a href="mailto:elinux-minnowboard@lists.elinux.org" target="_blank">elinux-minnowboard@<u></u>lists.elinux.org</a>>><br>
> Subject: Re: [MinnowBoard] [MinnowBoardMax] gcc flags<br>
><br>
> I usually use "-mtune=native". Does that not work for you?<br>
><br>
><br>
><br>
> On Sat, Feb 21, 2015 at 3:58 PM, Benjamin Schubert<br>
> <<a href="mailto:ben.c.schubert@gmail.com" target="_blank">ben.c.schubert@gmail.com</a> <mailto:<a href="mailto:ben.c.schubert@gmail.com" target="_blank">ben.c.schubert@gmail.<u></u>com</a>>> wrote:<br>
><br>
> Hey everyone !<br>
><br>
> I've been strugling for a while on setting up correct gcc<br>
> flags for the minnowboard max.<br>
><br>
> I'm using GCC 4.9.2 with CFLAGS="-march=silvermont" and I<br>
> get illegall instructions on some programs.<br>
><br>
> Has anyone managed to have working CFLAGS that are not<br>
> -march=native ?<br>
><br>
> Thanks a lot<br>
><br>
> ______________________________<u></u>_________________<br>
> elinux-MinnowBoard mailing list<br>
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><br>
><br>
><br>
><br>
> --<br>
> *Michael Jarvis*<br>
> McKinney, TX USA<br>
> <a href="http://about.me/michael.a.jarvis" target="_blank">http://about.me/michael.a.<u></u>jarvis</a><br>
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><br>
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> elinux-MinnowBoard mailing list<br>
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><br>
<br>
--<br>
Darren Hart<br>
Intel Open Source Technology Center<br>
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</blockquote></div>