libGL: enable D3D9 state tracker; create -vc4-dri subpkg for rpi.

srcpkgs/libGL/template

@@ -1,11 +1,11 @@
 # Template build file for 'libGL'.
 pkgname=libGL
 version=10.4.0
-revision=1
+revision=2
 wrksrc="Mesa-${version}"
 build_style=gnu-configure
 configure_args="--enable-glx-tls --enable-shared-glapi --enable-gbm
- --enable-gles1 --enable-gles2 --enable-egl --enable-vdpau
+ --enable-gles1 --enable-gles2 --enable-egl --enable-vdpau --enable-nine
  --disable-gallium-egl --enable-xvmc --enable-osmesa --enable-texture-float
  --with-egl-platforms=x11,drm,wayland"
 short_desc="Graphics library similar to SGI's OpenGL"
@@ -40,6 +40,13 @@ i686*|x86_64*)
 	subpackages+=" libxatracker mesa-ati-dri mesa-intel-dri mesa-nouveau-dri"
 	subpackages+=" mesa-vmwgfx-dri mesa-opencl"
 	;;
+armv6l*)
+	# Enable Videocore IV and swrast for RaspberryPi
+	configure_args+=" --with-gallium-drivers=swrast,vc4"
+	configure_args+=" --with-dri-drivers=swrast"
+	configure_args+=" --disable-xa"
+	subpackages+=" mesa-vc4-dri"
+	;;
 *)
 	# Enable swrast driver.
 	configure_args+=" --with-gallium-drivers=swrast"
@@ -163,6 +170,12 @@ mesa-vmwgfx-dri_package() {
 		vmove usr/lib/gallium-pipe/pipe_vmwgfx.so
 	}
 }
+mesa-vc4-dri_package() {
+	short_desc="Mesa DRI drivers for Videocore IV GPU"
+	pkg_install() {
+		vmove "usr/lib/xorg/modules/drivers/vc4*"
+	}
+}
 mesa-opencl_package() {
 	short_desc="Mesa implementation of OpenCL (r600+ only)"
 	depends="libclc libOpenCL"

srcpkgs/mesa-vc4-dri

@@ -0,0 +1 @@
+libGL