[U-Boot] [PATCH v3 3/4] api: FreeBSD: flush cache before starting

[Tom Rini]

On Thu, Jan 26, 2017 at 05:46:11PM +0100, Emmanuel Vadot wrote:

> From: Warner Losh <imp at freebsd.org>
> 
> FreeBSD loader(8) just loaded code to some random location that may
> contain stale icache entries.
> FreeBSD Kernel needs the icache and dcache flushed.
> Before running either one of them, flush the icache and dcache.

This could probably be expanded to note that in general it's just always
a good idea to flush icache/dcache prior to running whatever we're about
to run.  This isn't so much a FreeBSD thing as a generic thing.

> Signed-off-by: Emmanuel Vadot <manu at bidouilliste.com>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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