tce-load -i compiletc meson libdrm-dev wayland-dev wayland-protocols python3.8-mako libXvmc-dev libXdamage-dev libxshmfence-dev libXxf86vm-dev libXrandr-dev gettext libelf-dev llvm15-dev zstd-dev

wget https://mesa.freedesktop.org/archive/mesa-23.1.4.tar.xz
wget https://www.linuxfromscratch.org/patches/blfs/svn/mesa-add_xdemos-2.patch

cd mesa-23.1.4

sudo cp /tmp/tcloop/llvm15-dev/usr/local/bin/* /usr/local/bin

patch -Np1 -i ../mesa-add_xdemos-2.patch

mkdir build
cd build

CC="gcc -flto -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe" CXX="g++ -flto -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe -DNDEBUG" meson --prefix=/usr/local --buildtype=plain -Dvalgrind=disabled -Dgallium-drivers="vc4,v3d,kmsro,virgl,swrast" -Dvulkan-drivers="broadcom,swrast" ../

[-fno-rtti fails]

ninja [22m 43.64s]
sudo ninja install

mesa 23.1.4

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

  Common C and C++ arguments
    c_cpp_args          : -mtls-dialect=gnu2

  OpenGL
    OpenGL              : YES
    ES1                 : YES
    ES2                 : YES
    Shared glapi        : YES

  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
    Video codecs        : NO
    Ray tracing         : NO

  LLVM
    Enabled             : YES
    Version             : 15.0.7

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

  Perfetto
    Enabled             : NO

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