tce-load -i compiletc meson libdrm-dev wayland-protocols-dev libXvmc-dev libXdamage-dev libxshmfence-dev libXxf86vm-dev libXrandr-dev gettext libelf-dev zstd-dev glslang python3.11-pip

sudo pip install mako pyyaml

wget https://mesa.freedesktop.org/archive/mesa-25.0.5.tar.xz
wget https://www.linuxfromscratch.org/patches/blfs/svn/mesa-add_xdemos-4.patch

cd mesa-25.0.5

patch -Np1 -i ../mesa-add_xdemos-4.patch

mkdir build
cd build

CC="gcc -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -DNDEBUG" meson --prefix=/usr/local --buildtype=plain -Dvalgrind=disabled -Dplatforms="x11,wayland" -Dgallium-drivers="vc4,v3d,virgl,zink" -Dvulkan-drivers="broadcom" -Dlibunwind=disabled -Dvideo-codecs="h264dec,h265dec" ../

[-fno-rtti fails]

ninja [10m 5.88s]
sudo ninja install

mesa 25.0.5

  Directories
    prefix                       : /usr/local
    libdir                       : lib
    includedir                   : include

  Common C and C++ arguments
    c_cpp_args                   : -mtls-dialect=desc

  OpenGL
    OpenGL                       : YES
    ES1                          : YES
    ES2                          : YES
    Shared glapi                 : YES
    GLVND                        : NO

  DRI
    Platform                     : drm
    Driver dir                   : /usr/local/lib/dri

  GLX
    Enabled                      : YES
    Provider                     : dri

  EGL
    Enabled                      : YES
    Drivers                      : builtin:egl_dri2 builtin:egl_dri3
    Platforms                    : x11 wayland surfaceless drm xcb

  GBM
    Enabled                      : YES
    Backends path                : /usr/local/lib/gbm

  Vulkan
    Drivers                      : broadcom
    Platforms                    : x11 wayland surfaceless drm xcb
    ICD dir                      : share/vulkan/icd.d
    Intel Ray tracing            : NO

  Video
    Codecs                       : h264dec h265dec
    APIs                         : vulkan

  LLVM
    Enabled                      : NO

  Gallium
    Enabled                      : YES
    Drivers                      : vc4 v3d virgl zink
    Platforms                    : x11 wayland surfaceless drm xcb
    Frontends                    : mesa
    Off-screen rendering (OSMesa): NO
    HUD lm-sensors               : NO

  Perfetto
    Enabled                      : NO

  Teflon (TensorFlow Lite delegate)
    Enabled                      : NO

  Subprojects
    llvm                         : NO Neither a subproject directory nor a llvm.wrap file was found.

  User defined options
    buildtype                    : plain
    prefix                       : /usr/local
    gallium-drivers              : vc4,v3d,virgl,zink
    libunwind                    : disabled
    platforms                    : x11,wayland
    valgrind                     : disabled
    video-codecs                 : h264dec,h265dec
    vulkan-drivers               : broadcom