[U-Boot] [PATCH V6 02/11] ARM: Introduce erratum workaround for 454179
Tom Rini
trini at konsulko.com
Wed Mar 11 16:48:23 CET 2015
On Mon, Mar 09, 2015 at 05:12:00PM -0500, Nishanth Menon wrote:
> 454179: Stale prediction may inhibit target address misprediction on
> next predicted taken branch
> Impacts: Every Cortex-A8 processors with revision lower than r2p1
> Work around: Set IBE and disable branch size mispredict to 1
>
> Also provide a hook for SoC specific handling to take place if needed.
>
> Based on ARM errata Document revision 20.0 (13 Nov 2010)
>
> Signed-off-by: Nishanth Menon <nm at ti.com>
Reviewed-by: Tom Rini <trini at konsulko.com>
--
Tom
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