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-rw-r--r--docs/getting_started/build-options.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/docs/getting_started/build-options.rst b/docs/getting_started/build-options.rst
index 2c3cd6bb50..99fc21db32 100644
--- a/docs/getting_started/build-options.rst
+++ b/docs/getting_started/build-options.rst
@@ -579,6 +579,11 @@ Common build options
``BL31_NOBITS_LIMIT``. When the option is ``0`` (the default), NOBITS
sections are placed in RAM immediately following the loaded firmware image.
+- ``SMC_PCI_SUPPORT``: This option allows platforms to handle PCI configuration
+ access requests via a standard SMCCC defined in `DEN0115`_. When combined with
+ UEFI+ACPI this can provide a certain amount of OS forward compatibility
+ with newer platforms that aren't ECAM compliant.
+
- ``SPD``: Choose a Secure Payload Dispatcher component to be built into TF-A.
This build option is only valid if ``ARCH=aarch64``. The value should be
the path to the directory containing the SPD source, relative to
@@ -849,3 +854,6 @@ commands can be used:
--------------
*Copyright (c) 2019-2021, Arm Limited. All rights reserved.*
+
+.. _DEN0115: https://developer.arm.com/docs/den0115/latest
+