[OE-core] qemuarm: should it really have TUNE_ARCH armv5te?

Martin Jansa martin.jansa at gmail.com
Tue Sep 11 17:43:25 UTC 2012


On Tue, Sep 11, 2012 at 06:37:23PM +0100, Phil Blundell wrote:
> On Tue, 2012-09-11 at 19:35 +0200, Martin Jansa wrote:
> > If this works then DISTRO would have finer control of which DEFAULTTUNE
> > to use
> > 
> > 1) default: don't use mtune, optimize only for march (don't mix mtune in
> > the same feed).
> > 
> > 2) include optimized-tune.inc in distro.conf: use mtune only for some packages, but
> > with separate package feed for them
> > 
> > 3) DEFAULTTUNE = ${OPTDEFAULTTUNE} in distro.conf: always use best mtune
> > available for MACHINE, but unlike current default, don't mix them in
> > same package feed
> > 
> > DEFAULTTUNE = ${OPTDEFAULTTUNE} should also be used for PACKAGE_ARCH ==
> > MACHINE_ARCH
> 
> Yeah, that all sounds fairly reasonable to me.  I'm not sure that
> optimized-tune.inc belongs in oe-core, since its contents is inherently
> distro-specific, but the general plan seems pretty good.

OK, thanks

I've put optimized-tune.inc to oe-core only to share knowledge of which
packages are worth using OPTDEFAULTTUNE, but I expect DISTRO maintainers
to add their own entries too (e.g. for stuff which is only in their own 
layer), so I'm fine with optimized-tune.inc in meta-distro too.

Cheers,

-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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