+ choices : ['auto', 'true', 'false'],
+ description : 'enable gallium va state tracker.',
+)
+option(
+ 'va-libs-path',
+ type : 'string',
+ value : '',
+ description : 'path to put va libraries. defaults to $libdir/dri.'
+)
+option(
+ 'gallium-xa',
+ type : 'combo',
+ value : 'auto',
+ choices : ['auto', 'true', 'false'],
+ description : 'enable gallium xa state tracker.',
+)
+option(
+ 'gallium-nine',
+ type : 'boolean',
+ value : false,
+ description : 'build gallium "nine" Direct3D 9.x state tracker.',
+)
+option(
+ 'gallium-opencl',
+ type : 'combo',
+ choices : ['icd', 'standalone', 'disabled'],
+ value : 'disabled',
+ description : 'build gallium "clover" OpenCL state tracker.',
+)
+option(
+ 'd3d-drivers-path',
+ type : 'string',
+ value : '',
+ description : 'Location of D3D drivers. Default: $libdir/d3d',
+)
+option(
+ 'vulkan-drivers',
+ type : 'array',
+ value : ['auto'],
+ choices : ['', 'auto', 'amd', 'intel'],
+ description : 'List of vulkan drivers to build. If this is set to auto all drivers applicable to the target OS/architecture will be built'