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Merge "feat(tcr2): support FEAT_TCR2" into integration

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Manish Pandey 2023-03-17 14:44:41 +01:00 • committed by TrustedFirmware Code Review
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7
docs/getting_started/build-options.rst
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@ -354,6 +354,13 @@ Common build options
values 0 to 2, to align with the ``FEATURE_DETECTION`` mechanism.
Default value is ``0``.
- ``ENABLE_FEAT_TCR2``: Numeric value to set the bit SCR_EL3.ENTCR2 in EL3 to
allow access to TCR2_EL2 (extended translation control) from EL2 as
well as adding TCR2_EL2 to the EL2 context save/restore operations. Its a
mandatory architectural feature and is enabled from v8.9 and upwards. This
flag can take the values 0 to 2, to align with the ``FEATURE_DETECTION``
mechanism. Default value is ``0``.
- ``ENABLE_LTO``: Boolean option to enable Link Time Optimization (LTO)
support in GCC for TF-A. This option is currently only supported for
AArch64. Default is 0.