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ARM: Introduce erratum workaround for 430973
authorNishanth Menon <nm@ti.com>
Mon, 9 Mar 2015 22:12:01 +0000 (17:12 -0500)
committerLothar Waßmann <LW@KARO-electronics.de>
Tue, 1 Sep 2015 12:31:00 +0000 (14:31 +0200)
commit1b7219f0a7ac0573203318feb04478249012716c
tree035d507637d25bc70b5542470c48cbb800aaf2b7tree | snapshot
parent5953103480af7ad98ebe50ac9e68874c13e8c4cecommit | diff
ARM: Introduce erratum workaround for 430973

430973: Stale prediction on replaced inter working branch causes
Cortex-A8 to execute in the wrong ARM/Thumb state
Impacts: Every Cortex-A8 processors with revision lower than r2p1
Work around: Set IBE to 1

Based on ARM errata Document revision 20.0 (13 Nov 2010)

Signed-off-by: Nishanth Menon <nm@ti.com>
Tested-by: Matt Porter <mporter@konsulko.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
README diff | blob | history
arch/arm/cpu/armv7/start.S diff | blob | history
UBoot for KaRo TX COM modules