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feat(el3-spmc): add a flag to enable support to load SEL0 SP

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Introduce a build flag for enabling the support for loading SEL0 SP in
EL3 SPMC.

Signed-off-by: Nishant Sharma <nishant.sharma@arm.com>
Change-Id: I1d63ae4d0d8374a732113565be90d58861506e39
This commit is contained in:
Nishant Sharma 2023-06-27 00:36:01 +01:00
parent 1132f06885
commit 801cd3c84a
4 changed files with 33 additions and 0 deletions
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4
docs/getting_started/build-options.rst
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@ -900,6 +900,10 @@ Common build options
disabled). This configuration supports pre-Armv8.4 platforms (aka not
implementing the ``FEAT_SEL2`` extension). This is an experimental feature.
- ``SPMC_AT_EL3_SEL0_SP`` : Boolean option to enable SEL0 SP load support when
``SPMC_AT_EL3`` is enabled. The default value if ``0`` (disabled). This
option cannot be enabled (``1``) when (``SPMC_AT_EL3``) is disabled.
- ``SPMC_OPTEE`` : This boolean option is used jointly with the SPM
Dispatcher option (``SPD=spmd``) and with ``SPMD_SPM_AT_SEL2=0`` to
indicate that the SPMC at S-EL1 is OP-TEE and an OP-TEE specific loading