1.1.   Software Features

The following is a summary of the key software features of this release:

• Linux kernel version upgraded to 5.6
• Enabled Ethernet support in linux. (note: SMSC 91c111 in FVP and SMSC 9115 in FPGA)
• Enabled USB host, gadget and mass support in linux (Only for FPGA)
• Added U-boot support v2020.04
• Trusted Firmware A upgraded to v2.3
• Added support to configure the firewall monitor extension feature
• Using Yocto meta-arm layers aligned with Yocto Gatesgarth.
• Using Yocto poky-tiny-distro
• Detailed change log can be found in change-log.rst

1.2.   Platform Support

• This Software release is tested on Corstone700 Fast Model platform (FVP) and FPGA
• Supported Fast model version for this release is 11.10.47
• Supported FPGA version is AN543 V3.0 on MPS3 board

1.3.   Known Issues or Limitations

• No support for multiple transport protocols in MHUv2 driver. It supports single word in-channel message.

2.1.   Components

The following is a summary of the key software features of the release:

• Tiny Linux stack built using Yocto for the Host Cortex-A processor.
• Boot firmware with device drivers for following Arm IPs:
  • Interrupt Router
  • Interrupt Collator
  • Mailbox Handling Unit MHUv2
  • Boot processor Firewall
  • Host system Firewall
  • Secure Debug Channel SDC-600
• Automated unit test suite.
• RTX RTOS software running on external system.

2.2.   Hardware Features

• Interrupt Router
• Interrupt Collator
• MHUv2 Driver
• Boot processor Firewall
• Host system Firewall
• External system
• REFCLK
• Secure Debug Channel SDC-600

2.3.   Software Features

• OpenAMP in boot firmware
• RPMSG driver in Linux
• Interrupt Router driver in boot firmware
• Interrupt Collator driver in boot firmware
• MHUv2.1 driver in boot firmware and Linux
• Firewall driver in boot firmware with translation and protection extension
• Firewall driver in host system with protection and lockdown extension
• RTX RTOS software running on external system
• REFCLK Timer driver in boot firmware
• Flash content parser driver
• SDC-600 Secure debug driver in boot firmware

2.4.   Platform Support

• This Software release is tested on Corstone700 Fast Model platform (FVP) and FPGA
  • Supported Fast model version for this release is 11.9.51
  • Supported FPGA version is AN543 V1.0 on MPS3 board

2.5.   Known Issues or Limitations

• No support for multiple transport protocols in MHUv2 driver. It supports single word in-channel message.

2.6.   Support

For support email: support-subsystem-iot@arm.com

Copyright (c) 2019-2020, Arm Limited. All rights reserved.