Featured image of post PixelExperience 11.0 20201129-1522 Official Polaris Beta Build

PixelExperience 11.0 20201129-1522 Official Polaris Beta Build

Initial PE 11 build with tons of kernel and device side updates. Please read carefully on the guide of flashing with PE recovery.

PixelExperience 11.0 20201129-1522 Official Polaris Beta Build

PE recovery flash guide[Required]:

  • Download PE recovery from the the polaris device page of official PE website
  • Boot your phone into fastboot mode. You can either
    • Hold power + volume down button
    • or use the Reboot to bootloader option in TWRP/OrangeFox
  • Connect your phone to a computer
  • Run fastboot flash recovery pe_recovery_file_name.img in your cmd/powershell/terminal
  • Hold power + volume up to boot into recovery

PE 11 ROM flash guide[Required]:

  • Boot into PE recovery
  • Select Factory reset" --> "Format data/factory reset
  • Go back to main menu and select “Apply update” –> “Apply from ADB”
  • Connect your phone to a computer
  • Run adb sideload pe_rom_file_name.zip in your cmd/powershell/terminal and wait until it finishes
  • Reboot to system
  • Note: Formatting and flashing with PE recovery is required for encryption to function properly. Once the phone is encrypted this way, TWRP/OrangeFox will not be able to decrypt with passcode. If you insist on using TWRP/OrangeFox, you can remove the lockscreen password later and boot into TWRP/OrangeFox.

Device Specific Changes:

  • Etude kernel:
    • DO NOT use a third party kernel without proper support for Pixel thermal hal
    • Linux 4.9.246
    • merged CAF R tag LA.UM.9.8.r1-03000-SDM710.0
    • modified DT bindings for Pixel thermal hal
    • enabled zram writeback
    • fixed zram idle and writeback string compare
    • added a killable freezer to kill frozen tasks similar to cgroups v2
    • increased top-app boost
  • Switched to Pixel thermal 2.0
    • also updated thermal engine from Pixel 3 XL android 11 build
  • Updated HDR, SDM, Adreno, Vulkan, Snapdragon CVE, WFD vendor, media, configstore, dpm vendor, DRM, msm_irqbalance, peripheral manager, power-off alarm, time service, TEE, TUI, ESE power manager, CNE, IMS, QMI, and RIL from LA.UM.9.8.r1-02700-SDM710.0
  • Updated WFD system, dpm system, and Widevine blobs from OnePlus8Pro android 11 image
  • Updated the following hal versions
    • Secure Element –> 1.2
    • wfdhdcp –> 1.3
    • health –> 2.1
    • ESE power manager –> 1.1
    • QTI Health implementation –> 2.1
    • IRadio –> 1.5
    • uceservice –> 2.2
    • ims factory –> 1.0
    • qti radio –> 2.4
    • ims rtp service –> 3.0
    • removed qdutils_disp
    • added IVr
  • Switched to CAF R display and media hal
    • screen brightness is now controlled by hwc instead of light HAL, which offers a smooth and accurate brightness adjustment without weird hacks I did on android 10
    • display config 2.0
    • set higher priority to c2 than OMX
    • removed deprecated divx/xvid software codecs
    • cleaned up and merged redundant media codec configs
  • Switched to stable aidl Pixel power hal
    • removed UfsHibern8Enable and clkgate_enable hints in launch and interaction because it may freak out ufshc
  • Switched to AOSP NFC 1.2
  • Switched to AOSP BT stack for now
  • Enabled IORap
    • IORap is a new feature in android 11 that greatly improves app startup time by predicting and prefetching potentially blocking I/O
  • Enabled zram writeback in fstab and job scheduler
  • Added AOSP RCS packages and removed deprecated RCS
  • Bumped audio hal to 6.0
  • Enabled the option to turn on blur in developer settings (defaults to disabled)
    • Note: blur is very expensive on rendering and may incur jank frames
  • Added WifiOverlay
  • Added TetheringOverlay
  • Enabled dex2oat64
  • SELinux enforcing and SafetyNet passes out of the box
    • if you use Magisk, you may need to turn on MagiskHide

Feature Update Highlights:

  • Initial android 11 release with many Pixel features from Pixel 5.

Known Issues:

  • “OK Google” hot word does not work yet

Gapps are included. Vendor and firmware are included. Clean flash following the steps is required.

Download | XDA thread

Please report issues to jjpprrrr.

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