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(parent: 7ba7ec0) | patch
mm: clear MMU mapping for secure os memory [1/1]
authortao zeng <tao.zeng@amlogic.com>
Tue, 6 Nov 2018 06:02:57 +0000 (14:02 +0800)
committerJianxin Pan <jianxin.pan@amlogic.com>
Thu, 8 Nov 2018 02:09:34 +0000 (19:09 -0700)
commit3434c9f80e6a2918c9c7623898102518025312b1
tree0123f8024ae0de280bf7de1348e4b1b427f82216tree | snapshot
parent7ba7ec0942cc66faf8353727ae263961a6413600commit | diff
mm: clear MMU mapping for secure os memory [1/1]

PD#SWPL-1631

Problem:
If Cortex A73 accessed memory near secure memory range, an
SError may occur due to prefetch of A73 core.

Solution:
Add clear mmu property for arm platform

Verify:
W400

Change-Id: I2e396f77772aeea231d0bf5f38a81440117ecdd6
Signed-off-by: tao zeng <tao.zeng@amlogic.com>
arch/arm/boot/dts/amlogic/g12b_a311d_w400.dts diff | blob | history
arch/arm/boot/dts/amlogic/mesong12b.dtsi diff | blob | history
mm/cma.c diff | blob | history
Domain: System / Kernel;