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Diffstat (limited to 'docs/firmware-design.rst')
-rw-r--r-- | docs/firmware-design.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/docs/firmware-design.rst b/docs/firmware-design.rst index 36038ad6d6..997d29b879 100644 --- a/docs/firmware-design.rst +++ b/docs/firmware-design.rst @@ -2366,6 +2366,17 @@ This Architecture Extension is targeted when ``ARM_ARCH_MAJOR`` >= 8, or when - The Compare and Swap instruction is used to implement spinlocks. Otherwise, the load-/store-exclusive instruction pair is used. +ARMv8.2 +~~~~~~~ + +This Architecture Extension is targeted when ``ARM_ARCH_MAJOR`` == 8 and +``ARM_ARCH_MINOR`` >= 2. + +- The Common not Private (CnP) bit is enabled to indicate that multiple + Page Entries in the same Inner Shareable domain use the same translation + table entries for a given stage of translation for a particular translation + regime. + Code Structure -------------- |