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Release Notes

This is a Dasharo Pro Package Release. o obtain access to the pre-built binaries, you need to subscribe to the Dasharo Pro Package subscriber. You can do this by purchasing a Dasharo Pro Package product from our shop. As a subscriber, you will receive access to all firmware updates for the duration of your subscription via the Dasharo Pro Package newsletter, and gain entry to the Dasharo Premier Support invite-only live chat on the Matrix network, enabling direct engagement with the Dasharo Team and fellow subscribers for personalized, priority assistance.

Following Release Notes describe status of Dasharo (coreboot+UEFI) variant of open-source firmware development for PC Engines apu2/3/4/6 platform.

For details about our release process please read Dasharo Standard Release Process.

v0.9.1 - 2025-11-27

Test results for this release can be found here.

Changed

Known issues

Binaries

sha256 sha256.sig (pcengines_apu2_v0.9.1.rom)

sha256 sha256.sig (pcengines_apu3_v0.9.1.rom)

sha256 sha256.sig (pcengines_apu4_v0.9.1.rom)

sha256 sha256.sig (pcengines_apu6_v0.9.1.rom)

This is a Dasharo Pro Package Release. To access the pre-built binaries, you need to subscribe to the Dasharo Pro Package subscriber. You can do this by purchasing a Dasharo Pro Package product from our shop. As a subscriber, you will receive access to all firmware updates for the duration of your subscription via the Dasharo Pro Package newsletter, and gain entry to the Dasharo Premier Support invite-only live chat on the Matrix network, enabling direct engagement with the Dasharo Team and fellow subscribers for personalized, priority assistance.

To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key

SBOM (Software Bill of Materials)

v0.9.0 - 2024-04-02

Test results for this release can be found here.

Added

  • Initial release supporting UEFI
  • Core Performance Boost option in UEFI Setup Menu
  • Watchdog options in UEFI Setup Menu
  • PCI Express Power Management option in UEFI Setup Menu
  • TPM 2.0 Support
  • TPM Measured Boot
  • Vboot Verified Boot
  • UEFI Secure Boot
  • UEFI Setup Password
  • UEFI Shell
  • Configurable Boot Order
  • iPXE Network Boot with Dasharo Tools Suite and Firmware Update Mode

Known issues

Binaries

sha256 sha256.sig (pcengines_apu2_v0.9.0.rom)

sha256 sha256.sig (pcengines_apu2_v0.9.0_dev_signed.rom)

sha256 sha256.sig (pcengines_apu3_v0.9.0.rom)

sha256 sha256.sig (pcengines_apu3_v0.9.0_dev_signed.rom)

sha256 sha256.sig (pcengines_apu4_v0.9.0.rom)

sha256 sha256.sig (pcengines_apu4_v0.9.0_dev_signed.rom)

sha256 sha256.sig (pcengines_apu6_v0.9.0.rom)

sha256 sha256.sig (pcengines_apu6_v0.9.0_dev_signed.rom)

To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key

SBOM (Software Bill of Materials)