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Version 1.4.2
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@qaz6750 qaz6750 released this 06 Jul 08:20
· 68 commits to main since this release
1.4.2
9af18ee

XiaoMi 9 Drivers BSP - Version 1.4.2

General information

Released: 07/06/2024 14:33 PM UTC+8
Quality: Preview

Version 1.4.1 has serious compatibility issues, therefore 1.4.1 release has been replaced with 1.4.2 release.

Please note that：

  • USB is now set to default OTG mode
  • The touch driver still has issues with multi finger touch.
  • Cepheus supports secure boot to disable test mode.
  • Booting Windows 10 18362/18363 with Secure Boot enabled is not currently supported and will result in a broken installation.
  • Currently, only Mu's UEFI is supported for secure boot. Please note that.
  • If you need to enable testing mode, please use MuCepheusDisableSecureBoot.img UEFI

Version 1.4.2 Release notes：

Drivers Release notes

sTPM:

  • Disable sTPM in lower versions of Windows to address compatibility issues.
    • Mainly addressing compatibility issues on Windows 10 and Windows 11 21H2 versions.

Version 1.4.1 Release notes：

UEFI Release notes

Important

UEFI must be updated for this driver update.

Cepheus:

  • Improved some issues in brightness adjustment.
    • Make brightness adjustment smoother.
    • Solved some issues with maximum brightness in previous versions.
  • Some configuration improvements and enhancements.
  • Merge updates from the latest mu_ andromeda_platforms library.
  • Bringing support for flashing FFUs in UEFI.
    • Simpler installation of Windows.

SecureBoot:

  • We are starting to migrate the secure boot certificate to a woa msmnile certificate in this UEFI.

Drivers Release notes

SecureBoot:

  • Resolve high hit issue in Windows Core OS based editions and Titanium and earlier semesters.

Cepheus:

  • Update most Cepheus drivers to the latest upstream version.
  • Clean up useless NFC drivers.
  • Abandoning support for Vulkan in GPU drivers.
    • WDDM2.6 does not support Vulkan, so it is abandoned to reduce the size of the GPU driver.
  • Abandoning outdated GenericDcsBacklight drivers.
    • We switched to a smoother brightness adjustment method(Referring to the update of UEFI).
  • Solved the issue of incorrect maximum brightness value in previous versions.
  • Restore the improvements made to the sensor in the previous release to fix support for temporary sensor configuration.
  • Update some OEM information.
  • Enable FM Radio driver.

Qualcomm:

  • Update most drivers to the latest upstream version.
  • Update Thermal MDM Driver.
  • Add support for more Snapdragon 855 HW variants.
  • Try to be compatible with some lower ARM64 system versions.
  • Solved the issue of ADCM driver causing instability in certain Windows versions.

Project:

  • Provide optional driver definition files for different versions of DriverUpdater.
  • Move device specific drivers to Cepheus folder.
  • Update Updater scripts and DriverUpdater.
    • From now on, drivers can be updated in XiaoMi 9 Windows.
    • DriverUpdater is now requesting the NET8 runtime library.
    • Solved the issue of OfflineUpdater script not working.
Known issues

  • Booting Windows 10 18362/18363 practically isn't possible.
  • The TPM driver is not working for Windows 10 18362/18363 and Windows 11 21H2-.
  • USB Type-C mode requires manual switching.
  • The touch driver still has issues with multi finger touch.
  • Some users may need to reinstall Windows.
  • Windows Recovery environment lacks drivers unless Windows has performed a Feature Update at least once.

The status so far is as follows

Full Changelog: 1.3.5...1.4.2

Assets 6
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