[U-Boot] [ARM] one warning left for all ARM boards

[Tom Rini <trini@ti.com>]

On Tue, Jul 10, 2012 at 03:53:43AM +0200, Marek Vasut wrote:
> Dear Albert ARIBAUD,
> 
> > Hi Tom,
> > 
> > On Mon, 9 Jul 2012 14:07:22 -0700, Tom Rini <trini@ti.com> wrote:
> > > On Mon, Jul 09, 2012 at 09:48:18PM +0200, Wolfgang Denk wrote:
> > > > Dear Albert ARIBAUD,
> > > > 
> > > > In message <20120709174210.0bc0cef5@aari01-12> you wrote:
> > > > > With the latest commits on u-boot/master, two obnoxious "attention"
> > > > > messages were removed from ARM builds, but one still remains:
> > > > > 
> > > > > attention : -fstack-usage not supported for this target [enabled by
> > > > > default]
> > > > 
> > > > As recommended on the ML I reverted the commit that caused this
> > > > trouble, waiting to see a new (more carefully tested) version to be
> > > > applied instead.
> > > > 
> > > > At the moment ARM is build clean, as far as I can tell.
> > > > 
> > > > If nobody adds any new pull requests very soon now, I'll go for -rc1.
> > > 
> > > What do we want to do about the USB issue (on ARM platforms, with EHCI,
> > > with >32byte alignment requirements, if dcache isn't build-time
> > > disabled, USB is unusable, a change from previous releases), for this
> > > release?  Are we going to hope the alignment issues can be flushed out
> > > and fixed well enough before the final release?  Should we go with
> > > disable the dcache now, continue working on it for the next?
> > 
> > What are the chances that the issue be fixed?
> 
> Low ... this is some deep crap that's growing through uboot as whole :-( And 
> it's not only USB.

Then I propose 1, 3, 4, 5, 6 from my v4 series (remove dcache_off
call from ehci-omap.c as it's wrong, build-time disable DCACHE on USB
enabling platforms).  Yes, we're papering over bugs for a release, but
we (a) know we're doing it and (b) are trying to fix them and (c) can't
fix them in time.

-- 
Tom
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