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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/user-guide.rst | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/docs/user-guide.rst b/docs/user-guide.rst index 280831448..069ad113c 100644 --- a/docs/user-guide.rst +++ b/docs/user-guide.rst @@ -390,6 +390,14 @@ Common build options handled at EL3, and a panic will result. This is supported only for AArch64 builds. +- ``FAULT_INJECTION_SUPPORT``: ARMv8.4 externsions introduced support for fault + injection from lower ELs, and this build option enables lower ELs to use + Error Records accessed via System Registers to inject faults. This is + applicable only to AArch64 builds. + + This feature is intended for testing purposes only, and is advisable to keep + disabled for production images. + - ``FIP_NAME``: This is an optional build option which specifies the FIP filename for the ``fip`` target. Default is ``fip.bin``. @@ -531,6 +539,15 @@ Common build options smc function id. When this option is enabled on Arm platforms, the option ``ARM_RECOM_STATE_ID_ENC`` needs to be set to 1 as well. +- ``RAS_EXTENSION``: When set to ``1``, enable Armv8.2 RAS features. RAS features + are an optional extension for pre-Armv8.2 CPUs, but are mandatory for Armv8.2 + or later CPUs. + + When ``RAS_EXTENSION`` is set to ``1``, ``HANDLE_EA_EL3_FIRST`` must also be + set to ``1``. + + This option is disabled by default. + - ``RESET_TO_BL31``: Enable BL31 entrypoint as the CPU reset vector instead of the BL1 entrypoint. It can take the value 0 (CPU reset to BL1 entrypoint) or 1 (CPU reset to BL31 entrypoint). |