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

Release Date: July 31, 2025

Corresponding Bianbu Linux version: v2.2.6

Major Updates

Toolchain

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

System Restore Function

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

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)

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 desktop-lite

• ffmpeg:

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

Libraries

• zlib
  • Fixed sigsegv
  • Optimized chunkcopy_rvv

BSP

• bianbu-esos: Support for low memory solutions