Re: [U-Boot] [PATCH V6 02/11] ARM: Introduce erratum workaround for 454179

2015-03-11 Thread Tom Rini
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

[U-Boot] [PATCH V6 02/11] ARM: Introduce erratum workaround for 454179

2015-03-09 Thread Nishanth Menon
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 ne