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| author | Dimitris Papastamos <dimitris.papastamos@arm.com> | 2018-04-09 13:36:42 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-04-09 13:36:42 +0100 |
| commit | c39afeadb5e15113cfcfb5c32b2b8f304fe099e3 (patch) | |
| tree | 9dbf2df28a48c72c2a69b8e0644bb4567e41b7da /docs/user-guide.rst | |
| parent | 02956560a281eec4e9b49451f1b47369304a84b4 (diff) | |
| parent | b4ad9768448f63a9be9216d93a6717d22b2fee2e (diff) | |
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Merge pull request #1328 from JiafeiPan/upstream-bl2-rom
Add support for BL2 in XIP memory
Diffstat (limited to 'docs/user-guide.rst')
| -rw-r--r-- | docs/user-guide.rst | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/user-guide.rst b/docs/user-guide.rst index 579485546..fdf1568e1 100644 --- a/docs/user-guide.rst +++ b/docs/user-guide.rst @@ -246,6 +246,12 @@ Common build options - ``BL2_AT_EL3``: This is an optional build option that enables the use of BL2 at EL3 execution level. +- ``BL2_IN_XIP_MEM``: In some use-cases BL2 will be stored in eXecute In Place + (XIP) memory, like BL1. In these use-cases, it is necessary to initialize + the RW sections in RAM, while leaving the RO sections in place. This option + enable this use-case. For now, this option is only supported 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. |