-void _nvkm_xtensa_intr(struct nvkm_subdev *);
-int nvkm_xtensa_create_(struct nvkm_object *,
- struct nvkm_object *,
- struct nvkm_oclass *, u32, bool,
- const char *, const char *,
- int, void **);
-#define _nvkm_xtensa_dtor _nvkm_engine_dtor
-int _nvkm_xtensa_init(struct nvkm_object *);
-int _nvkm_xtensa_fini(struct nvkm_object *, bool);
-u32 _nvkm_xtensa_rd32(struct nvkm_object *, u64);
-void _nvkm_xtensa_wr32(struct nvkm_object *, u64, u32);