040000 tree f225cd9e317c84468c86f8769d83a4f8fe7d207e	air-purifier-common
040000 tree fdcfbe8c3d22e4acc32abb96f25bd41aa28cad22	ameba
040000 tree 696b56bdb296dd3e063a70967a9d8dde4b47326d	cc32xx
040000 tree aecec807246630a500fbeedd759a9e39f04269b0	linux