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Bianbu 3.0 Release Notes

Built based on Ubuntu 25.04 source code.

Bianbu 3.0 Repository:

Types: deb
URIs: https://archive.spacemit.com/bianbu/
Suites: plucky/snapshots/v3.0 plucky-security/snapshots/v3.0 plucky-updates/snapshots/v3.0 plucky-porting/snapshots/v3.0 plucky-customization/snapshots/v3.0 bianbu-v3.0-updates
Components: main universe restricted multiverse
Signed-By: /usr/share/keyrings/bianbu-archive-keyring.gpg
  • Using this repository allows installation of subsequent 3.0.x releases (such as 3.0.1), which are stored in bianbu-v3.0-updates.
  • To download source code, change Types: deb to Types: deb deb-src.

v3.0.1​

Release Date: August 16, 2025

Corresponding BSP version: v2.2.7

Major Updates​

  • Added support for the Lichee Pi 3A board

v3.0​

Release Date: July 31, 2025

Corresponding BSP version: v2.2.6

Key updates to Bianbu OS basic components​

1. Toolchain

  • gcc-14: Default enabled extension instruction sets "--with-arch=rv64gc_zba_zbb_zbc_zbs_zicsr_zifencei" and "--with-tune=spacemit-x60"

2. System Restore Function

  • read-only-rootfs-config: Added support for read-only root filesystem Usage Guide

3. Display

  • wlroots: Fixed Vulkan rendering failure when using Drm render node
  • raindrop: Fixed probabilistic disappearance of secondary screen desktop and icons in dual-screen extended mode
  • img-gpu-powervr: Added OpenGL to Vulkan API conversion support via Zink; Fixed Godot Vulkan backend initialization failure
  • xwayland, xserver-xorg-core: Added OpenGL->Vulkan API conversion support in XWayland/Xorg (requires configuration /etc/environment: XWAYLAND_NO_GLAMOR=0)

4. Multimedia

  • freerdp3: Added rvv_YUV420ToRGB_8u_P3AC4R

  • mpp:

    • Fixed bytesperline parameter exception when decoding output yuv420p
    • Fixed mpp function pointer variables having the same name as ffmpeg functions

  • mpv:

    • Specified to use opengl rendering
    • Fixed video display issue in lxqt desktop version

  • ffmpeg:

    • Added decoding support for DRM_FORMAT_YUV420 output
    • Fixed avcodec_send_packet failure and abnormal decoding exit

5. Libraries

  • zlib
    • Fixed sigsegv
    • Optimized chunkcopy_rvv

6. BSP

  • bianbu-esos: Support for low memory solutions