Merge pull request #1906 from pbeesley-arm/pb/readme
doc: Prepare readme for 2.1 release
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Trusted Firmware-A Documentation Contents
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=========================================
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This document serves as a list of the documentation that is included with the
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Trusted Firmware-A source.
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Introduction
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------------
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`About Trusted Firmware-A`_
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Getting Started
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---------------
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`Frequently-Asked Questions (FAQ)`_
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`Image Terminology`_
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`Porting Guide`_
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`User Guide`_
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Contributing
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------------
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`Coding Style and Guidelines`_
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`Contributor Acknowledgements`_
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`Contributor's Guide`_
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`License`_
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`Maintainers`_
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Processes and Policies
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----------------------
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`Platform Compatibility Policy`_
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`Release Processes`_
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Secure Payload Dispatch
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-----------------------
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`OP-TEE Dispatcher`_
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`Trusted Little Kernel (TLK) Dispatcher`_
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`Trusty Dispatcher`_
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System Design and Components
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----------------------------
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`Arm CPU Specific Build Macros`_
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`Arm SiP Services`_
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`Authentication Framework & Chain of Trust`_
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`CPU Reset`_
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`EL3 Runtime Service Writer’s Guide`_
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`Exception Handling Framework`_
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`Firmware Design Overview`_
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`Firmware Update (FWU)`_
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`Interrupt Management Framework`_
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`Library at ROM`_
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`Platform Interrupt Controller API`_
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`PSCI Library Integration Guide for Armv8-A AArch32 systems`_
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`PSCI Power Domain Tree design`_
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`Reliability, Availability, and Serviceability (RAS) Extensions`_
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`Secure Partition Manager`_
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`Software Delegated Exception Interface`_
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`Translation (XLAT) Tables Library`_
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`Trusted Board Boot Design Guide`_
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Performance and Testing
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-----------------------
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`PSCI Performance Measurements on Arm Juno Development Platform`_
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Security and Advisories
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-----------------------
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`Security Processes`_
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`TFV-1`_
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`TFV-2`_
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`TFV-3`_
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`TFV-4`_
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`TFV-5`_
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`TFV-6`_
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`TFV-7`_
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`TFV-8`_
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Other Documents
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---------------
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`Change Log`_
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.. _About Trusted Firmware-A: ../readme.rst
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.. _Frequently-Asked Questions (FAQ): ./frequently-asked-questions.rst
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.. _Image Terminology: ./image-terminology.rst
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.. _Porting Guide: ./porting-guide.rst
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.. _User Guide: ./user-guide.rst
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.. _Coding Style and Guidelines: ./coding-guidelines.rst
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.. _Contributor Acknowledgements: ../acknowledgements.rst
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.. _`Contributor's Guide`: ../contributing.rst
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.. _License: ../license.rst
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.. _Maintainers: ../maintainers.rst
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.. _Platform Compatibility Policy: ./platform-compatibility-policy.rst
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.. _Release Processes: ./release-information.rst
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.. _Arm SiP Services: ./arm-sip-service.rst
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.. _Exception Handling Framework: ./exception-handling.rst
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.. _Firmware Update (FWU): ./firmware-update.rst
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.. _Interrupt Management Framework: ./interrupt-framework-design.rst
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.. _Library at ROM: ./romlib-design.rst
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.. _Platform Interrupt Controller API: ./platform-interrupt-controller-API.rst
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.. _`Reliability, Availability, and Serviceability (RAS) Extensions`: ./ras.rst
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.. _Secure Partition Manager: ./secure-partition-manager-design.rst
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.. _Software Delegated Exception Interface: ./sdei.rst
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.. _Translation (XLAT) Tables Library: ./xlat-tables-lib-v2-design.rst
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.. _OP-TEE Dispatcher: ./spd/optee-dispatcher.rst
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.. _Trusted Little Kernel (TLK) Dispatcher: ./spd/tlk-dispatcher.rst
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.. _Trusty Dispatcher: ./spd/trusty-dispatcher.rst
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.. _Arm CPU Specific Build Macros: ./cpu-specific-build-macros.rst
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.. _`Authentication Framework & Chain of Trust`: ./auth-framework.rst
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.. _CPU Reset: ./reset-design.rst
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.. _`EL3 Runtime Service Writer’s Guide`: ./rt-svc-writers-guide.rst
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.. _Firmware Design Overview: ./firmware-design.rst
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.. _PSCI Library Integration Guide for Armv8-A AArch32 systems: ./psci-lib-integration-guide.rst
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.. _PSCI Power Domain Tree design: ./psci-pd-tree.rst
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.. _Trusted Board Boot Design Guide: ./trusted-board-boot.rst
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.. _PSCI Performance Measurements on Arm Juno Development Platform: ./psci-performance-juno.rst
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.. _Security Processes: ./security-center.rst
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.. _Change Log: ./change-log.rst
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.. _TFV-1: ./security_advisories/security-advisory-tfv-1.rst
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.. _TFV-2: ./security_advisories/security-advisory-tfv-2.rst
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.. _TFV-3: ./security_advisories/security-advisory-tfv-3.rst
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.. _TFV-4: ./security_advisories/security-advisory-tfv-4.rst
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.. _TFV-5: ./security_advisories/security-advisory-tfv-5.rst
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.. _TFV-6: ./security_advisories/security-advisory-tfv-6.rst
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.. _TFV-7: ./security_advisories/security-advisory-tfv-7.rst
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.. _TFV-8: ./security_advisories/security-advisory-tfv-8.rst
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76
readme.rst
76
readme.rst
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Trusted Firmware-A - version 2.0
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Trusted Firmware-A - version 2.1
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================================
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Trusted Firmware-A (TF-A) provides a reference implementation of secure world
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@ -15,6 +15,13 @@ such as:
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Where possible, the code is designed for reuse or porting to other Armv7-A and
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Armv8-A model and hardware platforms.
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This release provides a suitable starting point for productization of secure
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world boot and runtime firmware, in either the AArch32 or AArch64 execution
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states.
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Users are encouraged to do their own security validation, including penetration
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testing, on any secure world code derived from TF-A.
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Arm will continue development in collaboration with interested parties to
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provide a full reference implementation of Secure Monitor code and Arm standards
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to the benefit of all developers working with Armv7-A and Armv8-A TrustZone
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@ -53,18 +60,8 @@ license text is included in those source files.
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BSD-3-Clause license. Any contributions to this code must be made under the
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terms of both licenses.
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This release
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------------
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This release provides a suitable starting point for productization of secure
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world boot and runtime firmware, in either the AArch32 or AArch64 execution
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states.
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Users are encouraged to do their own security validation, including penetration
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testing, on any secure world code derived from TF-A.
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Functionality
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~~~~~~~~~~~~~
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-------------
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- Initialization of the secure world, for example exception vectors, control
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registers and interrupts for the platform.
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@ -136,17 +133,30 @@ Functionality
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- Support for the GCC, LLVM and Arm Compiler 6 toolchains.
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- Support for combining several libraries into a self-called "romlib" image
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that may be shared across images to reduce memory footprint. The romlib image
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is stored in ROM but is accessed through a jump-table that may be stored
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- Support for combining several libraries into a "romlib" image that may be
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shared across images to reduce memory footprint. The romlib image is stored
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in ROM but is accessed through a jump-table that may be stored
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in read-write memory, allowing for the library code to be patched.
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- A prototype implementation of a Secure Partition Manager (SPM) that is based
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on the SPCI and SPRT specifications.
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- Support for ARMv8.3 pointer authentication in the normal and secure worlds.
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The use of pointer authentication in the normal world is enabled whenever
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architectural support is available, without the need for additional build
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flags. Use of pointer authentication in the secure world remains an
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experimental configuration at this time and requires the ``ENABLE_PAUTH``
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build flag to be set.
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- Position-Independent Executable (PIE) support. Initially for BL31 only, with
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further support to be added in a future release.
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For a full description of functionality and implementation details, please
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see the `Firmware Design`_ and supporting documentation. The `Change Log`_
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provides details of changes made since the last release.
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Platforms
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~~~~~~~~~
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---------
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Various AArch32 and AArch64 builds of this release have been tested on r0, r1
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and r2 variants of the `Juno Arm Development Platform`_.
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This release also contains the following platform support:
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- Allwinner sun50i_64 and sun50i_h6
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- Allwinner sun50i_a64 and sun50i_h6
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- Amlogic Meson S905 (GXBB)
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- Arm SGI-575, RDN1Edge, RDE1Edge and SGM-775
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- Arm Neoverse N1 System Development Platform
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- Arm Juno Software Development Platform
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- Arm Neoverse N1 System Development Platform (N1SDP)
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- Arm Neoverse Reference Design N1 Edge (RD-N1-Edge) FVP
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- Arm Neoverse Reference Design E1 Edge (RD-E1-Edge) FVP
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- Arm SGI-575 and SGM-775
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- Arm Versatile Express FVP
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- HiKey, HiKey960 and Poplar boards
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- Intel Stratix 10 SoC FPGA
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- Marvell Armada 3700 and 8K
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- MediaTek MT6795 and MT8173 SoCs
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- NVIDIA T132, T186 and T210 SoCs
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- NXP QorIQ LS1043A, i.MX8MQ, i.MX8QX, i.MX8QM and i.MX7Solo WaRP7
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- NXP QorIQ LS1043A, i.MX8MM, i.MX8MQ, i.MX8QX, i.MX8QM and i.MX7Solo WaRP7
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- QEMU
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- Raspberry Pi 3
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- R-Car Generation 3
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- Renesas R-Car Generation 3
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- RockChip RK3328, RK3368 and RK3399 SoCs
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- Socionext UniPhier SoC family and SynQuacer SC2A11 SoCs
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- STMicroelectronics STM32MP1
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- Xilinx Versal and Zynq UltraScale + MPSoC
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Still to come
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~~~~~~~~~~~~~
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-------------
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- More platform support.
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- Support for additional platforms.
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- Position independent executable (PIE) support.
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- Refinements to Position Independent Executable (PIE) support.
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- Refinements to SPCI-compliant SPM implementation.
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- Documentation enhancements.
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- Ongoing support for new architectural features, CPUs and System IP.
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project and the `Acknowledgments`_ file for a list of contributors to the
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project.
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Documentation contents
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~~~~~~~~~~~~~~~~~~~~~~
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The `Trusted Firmware-A Documentation Contents`_ page contains an overview of
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the documentation that is available, with links to facilitate easier browsing.
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IRC channel
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~~~~~~~~~~~
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@ -261,7 +286,7 @@ vulnerability, please report this using the process defined in the TF-A
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Arm licensees may contact Arm directly via their partner managers.
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Security advisories
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~~~~~~~~~~~~~~~~~~~
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-------------------
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- `Security Advisory TFV-1`_
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- `Security Advisory TFV-2`_
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.. _Security Advisory TFV-6: ./docs/security_advisories/security-advisory-tfv-6.rst
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.. _Security Advisory TFV-7: ./docs/security_advisories/security-advisory-tfv-7.rst
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.. _Security Advisory TFV-8: ./docs/security_advisories/security-advisory-tfv-8.rst
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.. _Trusted Firmware-A Documentation Contents: ./docs/contents.rst
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