On Sat, Jun 1, 2013 at 11:01 AM, Florian Augustin <florian...@gmail.com>wrote:
> Hello experts :) > > I'm currently trying to set up Yocto poky for a Wandboard-Solo with i.mx6 > solo. > My questions are: > - How can I configure Yocto to use Hard Floating (VFPv3 or better NEON)? I > read some stuff on the net to set DEFAULTTUNE with specific parameters? > you can find more information about ARM 'tuning' features here: http://cgit.openembedded.org/openembedded-core/tree/meta/conf/machine/include/arm/README what you need is to add this: DEFAULTTUNE ?= "armv7athf-neon" in one of the following configuration: machine , distro, or eventually local.conf. the 'logic' for this parameter is defined in this file: http://cgit.openembedded.org/openembedded-core/tree/meta/conf/machine/include/arm/arch-armv7a.inc, and the actually 'compiler' options when enabling HF are done here: http://cgit.openembedded.org/openembedded-core/tree/meta/conf/machine/include/arm/feature-arm-vfp.inc - When "MACHINE ??= 'wandboard-solo'" is set where can I find further > informations about what setting are then used? I searched a lot in the > Yocto directory but didn't find anything regarding to this. > you need to look at the machine .conf file in <layer>/conf/machine/<machine name>.conf. in your case, this is this one i suspect: https://github.com/Freescale/meta-fsl-arm-extra/blob/master/conf/machine/wandboard-solo.conf all the machine parameters are defined here, you need to look at all included .inc files and variables. - Is it possible to configure the drivers that are compiled to the kernel? > I don't need sound and so on and this should speed up.. If yes, please give > me some information how it's done! > yes. but it largely depends on how your kernel is managed. if you use the "Yocto kernel" you can refer to this documentation: http://www.yoctoproject.org/docs/current/kernel-dev/kernel-dev.html if you use a custom kernel not 'managed' using the Yocto tools, then you need to check with whoever manages your kernel. > Thank you a lot for your help!! > > Best regards, > Florian > > _______________________________________________ > yocto mailing list > yocto@yoctoproject.org > https://lists.yoctoproject.org/listinfo/yocto > >
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