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| author | android-build-team Robot <android-build-team-robot@google.com> | 2020-02-07 04:22:22 +0000 |
|---|---|---|
| committer | android-build-team Robot <android-build-team-robot@google.com> | 2020-02-07 04:22:22 +0000 |
| commit | d36ae3e4c44c6547467f7ca92298ebad99700cb3 (patch) | |
| tree | 76d9e0cabe45c1ed6d9ea87a5deb9c75c4345653 /docs/perf | |
| parent | f94bb7f616791b95961e9d25c0a7b0c79fd45edc (diff) | |
| parent | cabe6937f2c9d0a50e4631c0545bddd650233ae8 (diff) | |
| download | platform_external_arm-trusted-firmware-android11-gsi.tar.gz platform_external_arm-trusted-firmware-android11-gsi.tar.bz2 platform_external_arm-trusted-firmware-android11-gsi.zip | |
Snap for 6188643 from cabe6937f2c9d0a50e4631c0545bddd650233ae8 to rvc-releaseandroid-vts-11.0_r5android-vts-11.0_r4android-vts-11.0_r3android-vts-11.0_r2android-vts-11.0_r1android-security-11.0.0_r1android-platform-11.0.0_r9android-platform-11.0.0_r8android-platform-11.0.0_r7android-platform-11.0.0_r6android-platform-11.0.0_r5android-platform-11.0.0_r4android-platform-11.0.0_r3android-platform-11.0.0_r2android-platform-11.0.0_r10android-platform-11.0.0_r1android-cts-11.0_r5android-cts-11.0_r4android-cts-11.0_r3android-cts-11.0_r2android-cts-11.0_r1android-11.0.0_r5android-11.0.0_r4android-11.0.0_r3android-11.0.0_r25android-11.0.0_r2android-11.0.0_r17android-11.0.0_r1android11-tests-releaseandroid11-security-releaseandroid11-s1-releaseandroid11-releaseandroid11-platform-releaseandroid11-gsi
Change-Id: Id9d1eda28e2f504532858d4c602eeebec865f19e
Diffstat (limited to 'docs/perf')
| -rw-r--r-- | docs/perf/index.rst | 5 | ||||
| -rw-r--r-- | docs/perf/psci-performance-juno.rst | 2 | ||||
| -rw-r--r-- | docs/perf/tsp.rst | 27 |
3 files changed, 33 insertions, 1 deletions
diff --git a/docs/perf/index.rst b/docs/perf/index.rst index 50833b8c8..0f49b4810 100644 --- a/docs/perf/index.rst +++ b/docs/perf/index.rst @@ -7,3 +7,8 @@ Performance & Testing :numbered: psci-performance-juno + tsp + +-------------- + +*Copyright (c) 2019, Arm Limited. All rights reserved.* diff --git a/docs/perf/psci-performance-juno.rst b/docs/perf/psci-performance-juno.rst index 4cc430265..c127c1c4a 100644 --- a/docs/perf/psci-performance-juno.rst +++ b/docs/perf/psci-performance-juno.rst @@ -168,7 +168,7 @@ the cache associated with power level 0 is flushed (L1). | 5 | 21 | 17 | 6 | +-------+---------------------+--------------------+--------------------------+ -The ``CLUSH_OVERHEAD`` times for lead CPU 4 and all CPUs in the non-lead cluster +The ``CFLUSH_OVERHEAD`` times for lead CPU 4 and all CPUs in the non-lead cluster are large because all other CPUs in the cluster are powered down during the test. The ``CPU_SUSPEND`` call powers down to the cluster level, requiring a flush of both L1 and L2 caches. diff --git a/docs/perf/tsp.rst b/docs/perf/tsp.rst new file mode 100644 index 000000000..f8b0048bf --- /dev/null +++ b/docs/perf/tsp.rst @@ -0,0 +1,27 @@ +Test Secure Payload (TSP) and Dispatcher (TSPD) +=============================================== + +Building the Test Secure Payload +-------------------------------- + +The TSP is coupled with a companion runtime service in the BL31 firmware, +called the TSPD. Therefore, if you intend to use the TSP, the BL31 image +must be recompiled as well. For more information on SPs and SPDs, see the +:ref:`firmware_design_sel1_spd` section in the :ref:`Firmware Design`. + +First clean the TF-A build directory to get rid of any previous BL31 binary. +Then to build the TSP image use: + +.. code:: shell + + make PLAT=<platform> SPD=tspd all + +An additional boot loader binary file is created in the ``build`` directory: + +:: + + build/<platform>/<build-type>/bl32.bin + +-------------- + +*Copyright (c) 2019, Arm Limited. All rights reserved.* |