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author | Soby Mathew <soby.mathew@arm.com> | 2019-10-07 11:43:32 +0000 |
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committer | TrustedFirmware Code Review <review@review.trustedfirmware.org> | 2019-10-07 11:43:32 +0000 |
commit | 5b567758bb880d3a4e4db1498cf903a14b504ce2 (patch) | |
tree | 1f7f2dfdf62019c49009e3f52e5d85dc04b437b2 /docs/getting_started | |
parent | 81da28c2096ffbe3d8f077cf80e0ccc23f2a69db (diff) | |
parent | c97cba4ea44910df1f7b1af5dba79013fb44c383 (diff) |
Merge "Fix the CAS spinlock implementation" into integration
Diffstat (limited to 'docs/getting_started')
-rw-r--r-- | docs/getting_started/user-guide.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/getting_started/user-guide.rst b/docs/getting_started/user-guide.rst index 6dad3105..e540fd06 100644 --- a/docs/getting_started/user-guide.rst +++ b/docs/getting_started/user-guide.rst @@ -817,6 +817,10 @@ Common build options reduces SRAM usage. Refer to `Library at ROM`_ for further details. Default is 0. +- ``USE_SPINLOCK_CAS``: Setting this build flag to 1 selects the spinlock + implementation variant using the ARMv8.1-LSE compare-and-swap instruction. + Notice this option is experimental and only available to AArch64 builds. + - ``V``: Verbose build. If assigned anything other than 0, the build commands are printed. Default is 0. |