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docs(ff-a): boot order field of SPs manifest

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Document `boot-order` field from FF-A partitions manifest, in accordance
to Hafnium's (SPM) implementation.

Signed-off-by: J-Alves <joao.alves@arm.com>
Change-Id: I9fd070100ee52e0d465d2cce830cc91d78bddfc0
This commit is contained in:
J-Alves 2021-12-14 16:02:27 +00:00
parent 714ca37dc7
commit c1ff1791f7
1 changed files with 4 additions and 1 deletions
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5
docs/components/secure-partition-manager.rst
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@ -533,7 +533,10 @@ SP Boot order
SP manifests provide an optional boot order attribute meant to resolve SP manifests provide an optional boot order attribute meant to resolve
dependencies such as an SP providing a service required to properly boot dependencies such as an SP providing a service required to properly boot
another SP. another SP. SPMC boots the SPs in accordance to the boot order attribute,
lowest to the highest value. If the boot order attribute is absent from the FF-A
manifest, the SP is treated as if it had the highest boot order value
(i.e. lowest booting priority).
It is possible for an SP to call into another SP through a direct request It is possible for an SP to call into another SP through a direct request
provided the latter SP has already been booted. provided the latter SP has already been booted.