doc: Build option to protect GICR frame

Added a build option 'FVP_GICR_REGION_PROTECTION' to make
redistributor frame of fused/unused cores as read only.

Change-Id: Ie85f86e2465b93321a92a888ce8712a3144e4ccb
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
This commit is contained in:
Manish V Badarkhe 2021-01-24 20:39:39 +00:00
parent e0cea7831f
commit d30a6615d1
1 changed files with 5 additions and 0 deletions

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@ -142,6 +142,11 @@ Arm FVP Platform Specific Build Options
HW_CONFIG blob instead of the DTS file. This option is useful to override
the default HW_CONFIG selected by the build system.
- ``FVP_GICR_REGION_PROTECTION``: Mark the redistributor pages of
inactive/fused CPU cores as read-only. The default value of this option
is ``0``, which means the redistributor pages of all CPU cores are marked
as read and write.
Booting Firmware Update images
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