lib/firmware/NPE-B                                      non-free/admin/ixp4xx-microcode
lib/firmware/NPE-B.01020201                             non-free/admin/ixp4xx-microcode
lib/firmware/NPE-C                                      non-free/admin/ixp4xx-microcode
lib/firmware/NPE-C.02020201                             non-free/admin/ixp4xx-microcode
