040000 tree d703d3b7e5d1fdf1ba77c380fa2ab94ea161d957	IAR
040000 tree 8077ed448d9bb97ce59316ed94b085ec5b2ba2e7	arch
100644 blob 17ab81c3f9db64d7dd26c4245ed4a7c083bbc662	ethernetif.c
040000 tree 40a97732ca4f3c740fdd5c23b7143366a1b93638	lwip
100644 blob 09f2a141c2b2cae842e91fd41636f27e382ef2e5	lwipopts.h
100644 blob 568cdbe3bdd7fac3be5ba52f8a1c888897aee594	sys_arch.c