tce-load -i compiletc meson libdrm-dev wayland-dev wayland-protocols libXvmc-dev libXdamage-dev libxshmfence-dev libXxf86vm-dev libXrandr-dev gettext libelf-dev zstd-dev glslang python3.11-pip llvm19-dev

sudo cp -rp /tmp/tcloop/llvm19-dev/usr/local/bin/llvm-config /usr/local/bin

sudo pip install mako pyyaml

wget https://archive.mesa3d.org//mesa-24.2.45.tar.xz
wget https://www.linuxfromscratch.org/patches/blfs/svn/mesa-add_xdemos-3.patch

cd mesa-24.2.5

patch -Np1 -i ../mesa-add_xdemos-3.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,llvmpipe" -Dvulkan-drivers="broadcom,swrast" ../

[-fno-rtti fails]

ninja [26m 13.20s]
sudo ninja install

mesa 24.2.5

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

  Video
    Codecs                       : av1dec av1enc vp9dec
    APIs                         : vulkan

  LLVM
    Enabled                      : YES
    Version                      : 19.1.0

  Gallium
    Enabled                      : YES
    Drivers                      : vc4 v3d virgl llvmpipe
    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

  User defined options
    buildtype                    : plain
    prefix                       : /usr/local
    gallium-drivers              : vc4,v3d,virgl,llvmpipe
    platforms                    : x11,wayland
    valgrind                     : disabled
    vulkan-drivers               : broadcom,swrast