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Andre Przywara 573d600e7b refactor(allwinner): consolidate sunxi_cfg.h files
The header files describing the CPU cluster configuration IP block for
the H6 and H616 are actually identical, so merge them into one file and
move that to a common location. There is an upcoming SoC which will
similarly share a header file with the R329 SoC, so move that to the
same location already. In Allwinner's BSP source those two SoC groups
are typically called "NCAT" and "NCAT2", so use those names for the
shared header files. No functional change.

Change-Id: I98318373577344dbe228a81fa331ce660df32b5f
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2023-04-26 17:45:29 +01:00
.husky build(hooks): allow hooks to skip Commitizen 2023-04-18 17:38:20 +01:00
bl1 style: remove useless trailing semicolon and line continuations 2023-03-09 14:59:08 +01:00
bl2 refactor(build): distinguish BL2 as TF-A entry point and BL2 running at EL3 2023-03-15 11:43:14 +00:00
bl2u build: always prefix section names with . 2023-02-20 18:29:33 +00:00
bl31 Merge changes from topic "mb/rst-to-bl31-update" into integration 2023-04-11 17:10:23 +02:00
bl32 refactor(cpufeat): enable FEAT_DIT for FEAT_STATE_CHECKED 2023-04-25 15:09:30 +01:00
common refactor(cpufeat): enable FEAT_DIT for FEAT_STATE_CHECKED 2023-04-25 15:09:30 +01:00
docs Merge "docs(threat-model): add a notes related to the Measured Boot" into integration 2023-04-25 08:58:50 +02:00
drivers refactor(auth)!: unify REGISTER_CRYPTO_LIB 2023-04-21 09:46:01 +01:00
fdts Merge "fix(stm32mp15-fdts): use /omit-if-no-ref/ for spi and i2c" into integration 2023-04-13 16:33:27 +02:00
include refactor(cpufeat): enable FEAT_DIT for FEAT_STATE_CHECKED 2023-04-25 15:09:30 +01:00
lib Merge "refactor(cpufeat): enable FEAT_DIT for FEAT_STATE_CHECKED" into integration 2023-04-25 18:09:29 +02:00
licenses docs(license): rectify arm-gic.h license 2021-04-26 12:36:00 +01:00
make_helpers feat(gcs): support guarded control stack 2023-04-18 12:36:52 +01:00
plat refactor(allwinner): consolidate sunxi_cfg.h files 2023-04-26 17:45:29 +01:00
services Merge "fix(optee): return UUID for image loading service" into integration 2023-03-29 22:22:44 +02:00
tools build(fiptool): add object dependency generation 2023-04-04 11:36:07 +02:00
.checkpatch.conf Re-apply GIT_COMMIT_ID check for checkpatch 2019-07-12 11:06:24 +01:00
.commitlintrc.js build(commitlint): make the scope optional 2022-05-03 11:06:50 +02:00
.cz.json refactor(hooks): replace cz-conventional-changelog with cz-commitlint 2022-01-24 12:55:00 +00:00
.editorconfig .editorconfig: set max line length to 100 2020-12-03 15:39:23 +00:00
.gitignore chore: add dependency files generated by tools to .gitignore 2023-04-05 09:47:15 +01:00
.gitreview Specify integration as the default branch for git-review 2020-04-02 07:57:17 +00:00
.nvmrc build(npm): add NVM version file 2022-10-10 13:24:22 +01:00
.readthedocs.yaml feat: add support for poetry 2023-04-19 14:38:24 +01:00
.versionrc.js feat: add support for poetry 2023-04-19 14:38:24 +01:00
changelog.yaml Merge "feat(tcr2): add FEAT_TCR2 to the changelog" into integration 2023-04-25 14:04:22 +02:00
dco.txt Drop requirement for CLA in contribution.md 2016-09-27 21:52:03 +01:00
license.rst doc: De-duplicate readme and license files 2019-10-08 16:36:15 +00:00
Makefile feat(gcs): support guarded control stack 2023-04-18 12:36:52 +01:00
package-lock.json docs(changelog): changelog for v2.8 release 2022-11-16 14:10:49 -06:00
package.json docs(changelog): changelog for v2.8 release 2022-11-16 14:10:49 -06:00
poetry.lock fix: add missing click dependency 2023-04-24 17:37:38 +01:00
pyproject.toml fix: add missing click dependency 2023-04-24 17:37:38 +01:00
readme.rst doc: Formatting fixes for readme.rst 2019-10-09 15:37:59 +00:00

Trusted Firmware-A
==================

Trusted Firmware-A (TF-A) is a reference implementation of secure world software
for `Arm A-Profile architectures`_ (Armv8-A and Armv7-A), including an Exception
Level 3 (EL3) `Secure Monitor`_. It provides a suitable starting point for
productization of secure world boot and runtime firmware, in either the AArch32
or AArch64 execution states.

TF-A implements Arm interface standards, including:

-  `Power State Coordination Interface (PSCI)`_
-  `Trusted Board Boot Requirements CLIENT (TBBR-CLIENT)`_
-  `SMC Calling Convention`_
-  `System Control and Management Interface (SCMI)`_
-  `Software Delegated Exception Interface (SDEI)`_

The code is designed to be portable and reusable across hardware platforms and
software models that are based on the Armv8-A and Armv7-A architectures.

In collaboration with interested parties, we will continue to enhance TF-A
with reference implementations of Arm standards to benefit developers working
with Armv7-A and Armv8-A TrustZone technology.

Users are encouraged to do their own security validation, including penetration
testing, on any secure world code derived from TF-A.

More Info and Documentation
---------------------------

To find out more about Trusted Firmware-A, please `view the full documentation`_
that is available through `trustedfirmware.org`_.

--------------

*Copyright (c) 2013-2019, Arm Limited and Contributors. All rights reserved.*

.. _Armv7-A and Armv8-A: https://developer.arm.com/products/architecture/a-profile
.. _Secure Monitor: http://www.arm.com/products/processors/technologies/trustzone/tee-smc.php
.. _Power State Coordination Interface (PSCI): PSCI_
.. _PSCI: http://infocenter.arm.com/help/topic/com.arm.doc.den0022d/Power_State_Coordination_Interface_PDD_v1_1_DEN0022D.pdf
.. _Trusted Board Boot Requirements CLIENT (TBBR-CLIENT): https://developer.arm.com/docs/den0006/latest/trusted-board-boot-requirements-client-tbbr-client-armv8-a
.. _SMC Calling Convention: http://infocenter.arm.com/help/topic/com.arm.doc.den0028b/ARM_DEN0028B_SMC_Calling_Convention.pdf
.. _System Control and Management Interface (SCMI): SCMI_
.. _SCMI: http://infocenter.arm.com/help/topic/com.arm.doc.den0056a/DEN0056A_System_Control_and_Management_Interface.pdf
.. _Software Delegated Exception Interface (SDEI): SDEI_
.. _SDEI: http://infocenter.arm.com/help/topic/com.arm.doc.den0054a/ARM_DEN0054A_Software_Delegated_Exception_Interface.pdf
.. _Arm A-Profile architectures: https://developer.arm.com/architectures/cpu-architecture/a-profile
.. _view the full documentation: https://www.trustedfirmware.org/docs/tf-a
.. _trustedfirmware.org: http://www.trustedfirmware.org