Enable virglrenderer related packages

This commit enables C++, Mesa3D (EGL, GLES, GLX), X11, and libdrm.

X11 packages: xorg-server, twm, xterm, xinit, xclock

Author: shengwen-tw

configs/buildroot.config

@@ -26,6 +26,8 @@ BR2_BINUTILS_VERSION_2_42_X=y
 # BR2_BINUTILS_GPROFNG is not set
 BR2_GCC_VERSION_14_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-softfloat"
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
+BR2_INSTALL_LIBSTDCPP=y
 BR2_TOOLCHAIN_HEADERS_AT_LEAST="6.1"
 BR2_TOOLCHAIN_GCC_AT_LEAST_14=y
 BR2_TOOLCHAIN_GCC_AT_LEAST="14"
@@ -39,6 +41,40 @@ BR2_FORTIFY_SOURCE_1=y
 BR2_PACKAGE_ALSA_UTILS=y
 BR2_PACKAGE_ALSA_UTILS_APLAY=y
 BR2_PACKAGE_ALSA_UTILS_SPEAKER_TEST=y
+BR2_PACKAGE_GLMARK2=y
+BR2_PACKAGE_KMSCUBE=y
+BR2_PACKAGE_MESA3D_DEMOS=y
+BR2_PACKAGE_MESA3D=y
+BR2_PACKAGE_MESA3D_GALLIUM_DRIVER=y
+BR2_PACKAGE_MESA3D_DRIVER=y
+BR2_PACKAGE_MESA3D_NEEDS_X11=y
+BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_SWRAST=y
+BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VIRGL=y
+BR2_PACKAGE_MESA3D_GBM=y
+BR2_PACKAGE_MESA3D_OPENGL_GLX=y
+BR2_PACKAGE_MESA3D_OPENGL_EGL=y
+BR2_PACKAGE_MESA3D_OPENGL_ES=y
+BR2_PACKAGE_PROVIDES_LIBGBM="mesa3d"
+BR2_PACKAGE_XORG7=y
+BR2_PACKAGE_XSERVER_XORG_SERVER=y
+BR2_PACKAGE_XSERVER_XORG_SERVER_MODULAR=y
+BR2_PACKAGE_XLIB_LIBX11=y
+BR2_PACKAGE_XAPP_TWM=y
+BR2_PACKAGE_XAPP_XAUTH=y
+BR2_PACKAGE_XAPP_XCLOCK=y
+BR2_PACKAGE_XAPP_XINIT=y
+BR2_PACKAGE_XDRIVER_XF86_INPUT_LIBINPUT=y
+BR2_PACKAGE_XDRIVER_XF86_VIDEO_FBDEV=y
+BR2_PACKAGE_XTERM=y
+BR2_PACKAGE_EUDEV=y
+BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
+BR2_PACKAGE_PROVIDES_UDEV="eudev"
+BR2_PACKAGE_HAS_UDEV=y
+BR2_PACKAGE_LIBDRM=y
+BR2_PACKAGE_LIBGLEW=y
+BR2_PACKAGE_HAS_LIBGBM=y
+BR2_PACKAGE_HAS_LIBGLES=y
+BR2_PACKAGE_LIBINPUT=y
 # BR2_PACKAGE_URANDOM_SCRIPTS is not set
 BR2_TARGET_ROOTFS_CPIO=y
 BR2_TARGET_ROOTFS_CPIO_FULL=y