040000 tree 1cb4ece01e03a2e575254546e795833892c5db84	arch-arm
040000 tree 6f851e2f8ec38139b398c81e0a9f428e3eee47b0	arch-mips
040000 tree 3461ded2725b825f69d8220dcb37012bc0f35a32	arch-x86
040000 tree 30806c722dc52dcdf19106bca4fc45237d791104	include
040000 tree cff9768e1826ee1481c7e1c1706f7d2c7e4ae8d9	samples