BSP-Yocto-Ampliphy-AM64x-PD26.1.0               2026-09-30
==========================================================

- Linux kernel v6.18.35-phy3
- U-Boot v2026.01-phy3
- Yocto 6.0.3 (Wrynose)


Tested Yocto Machines:
----------------------

- phyboard-electra-am64xx-2
  * phytec-container-image/ampliphy
  * phytec-headless-image/ampliphy-linux-mainline
  * phytec-headless-image/ampliphy-rt
  * phytec-headless-bundle/ampliphy-rauc
- phyboard-electra-am64xx-3
  * phytec-headless-image/ampliphy
  * phytec-securiphy-bundle/securiphy
  * phytec-securiphy-image/securiphy


Build Environment:
------------------

- Ubuntu 26.04 64-bit


New in this Release
-------------------

**Yocto**
^^^^^^^^^

* **Yocto Update**: Update to 6.0.3 (Wrynose)
* **TI Firmware Update**: Update TI firmware to v12.01.02
* **Ethernet Names**: Previously, ethernet interfaces had alternate names in the form of ethX. These alternate names have been removed and interfaces can only be referred to by endX names.
* **Partup**: partup is now v4.0.0 (updated from v3.0.0)
* **Securiphy SBOM**: Added CycloneDX SBOM support for the securiphy distro
* **Securiphy Login**: Password login over serial is disabled in the securiphy distro. Access is SSH certificate authentication only.


**Linux Kernel**
^^^^^^^^^^^^^^^^

* **Kernel Update**: Update to Linux v6.18.35 (tag: v6.18.35-phy3)

**U-Boot Bootloader**
^^^^^^^^^^^^^^^^^^^^^

* **Bootloader Update**: Update to U-Boot v2026.01 (tag: v2026.01-phy3)

**Issues Fixed**
^^^^^^^^^^^^^^^^

* **Securiphy Chain of Trust**: Fixed an issue with the chain of trust while booting using the securiphy distro. Previously there was a boot script that was unsigned which violated chain of trust.
* **Flashcp Command**: Fixed an issue where OSPI reads would be corrupted immediately after writing.

**Known Issues**
^^^^^^^^^^^^^^^^

* **Linux RT Latency**: Real-time Linux can have worst-case latencies up to 600 microseconds under heavy memory load.