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Diffstat (limited to 'docs')
-rw-r--r-- | docs/getting_started/user-guide.rst | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/getting_started/user-guide.rst b/docs/getting_started/user-guide.rst index 48cbdb9f..3828d0b4 100644 --- a/docs/getting_started/user-guide.rst +++ b/docs/getting_started/user-guide.rst @@ -287,6 +287,12 @@ Common build options enable this use-case. For now, this option is only supported when BL2_AT_EL3 is set to '1'. +- ``BL2_INV_DCACHE``: This is an optional build option which control dcache + invalidation upon BL2 entry. Some platform cannot handle cache operations + during entry as the coherency unit is not yet initialized. This may cause + crashing. Leaving this option to '1' (default) will allow the operation. + This option is only relevant when BL2_AT_EL3 is set to '1'. + - ``BL31``: This is an optional build option which specifies the path to BL31 image for the ``fip`` target. In this case, the BL31 in TF-A will not be built. |