040000 tree 1f4f56b1af7097858a43d683211cd2ac2e476598	alh
040000 tree 1b4e0e80011c978e9bd71959c0dc3f12bd0a4cf2	dmic
040000 tree aa1ed42fd0f68cc1579d7f902be5395520906b38	hda
040000 tree 752c58d2f2f82ae9e11814792d240968dcfd4824	ssp