[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
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://lists.denx.de/pipermail/u-boot/attachments/20150311/ae964a18/attachment.sig>


More information about the U-Boot mailing list