3.3.1. ARM Trusted Firmware

ARM Trusted Firmware provides a reference implementation of Secure World software for ARMv8-A, including Exception Level 3 (EL3) software. It provides implementations of various ARM interface standards such as the Power State Coordination Interface (PSCI), Trusted Board Boot Requirements (TBBR) and Secure monitor code.

For more information on ARM Trusted Firmware, see https://github.com/ARM-software/arm-trusted-firmware. You can obtain a validated source SHA by following the release code syncing instructions at http://community.arm.com/groups/arm-development-platforms.

The ARM Trusted Firmware code is designed for reuse or porting to other ARMv8-A model and hardware platforms.

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