Version 1.4.2
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- Abandoning outdated GenericDcsBacklight drivers.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