Wi-FiRouters based on Linux running on QCA9XXX use following opensource components derived as patches from respective sites – These include following Complete 2.6.31 kernel sources, Compression framework to support multiple compression/decompression formats, Various compression formats for different filesystems and at various phases – LZMA for JFFS2, zlib in squashfs, Option to enable individual subsystems to enable unlzma, Lzma decompression support for u-boot. It also adds brctl commands support to the busybox toolchain and intermediate queuing device(IMQ) in the kernel.