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-rw-r--r--docs/cpu-specific-build-macros.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/cpu-specific-build-macros.rst b/docs/cpu-specific-build-macros.rst
index 65f6adb8d..a89305b7d 100644
--- a/docs/cpu-specific-build-macros.rst
+++ b/docs/cpu-specific-build-macros.rst
@@ -24,6 +24,12 @@ vulnerability workarounds should be applied at runtime.
with the recommendation in the spec regarding workaround discovery.
Defaults to 1.
+- ``WORKAROUND_CVE_2018_3639``: Enables the security workaround for
+ `CVE-2018-3639`_. Defaults to 1. The TF-A project recommends to keep
+ the default value of 1 even on platforms that are unaffected by
+ CVE-2018-3639, in order to comply with the recommendation in the spec
+ regarding workaround discovery.
+
CPU Errata Workarounds
----------------------