040000 tree 754257bf431e6279b8bf62eb7b857ac1d5031b5c	aarch64
100644 blob aebf84f4e7731fa3b9844a75df2ef14ca62351e8	bl2u.ld.S
100644 blob ef70bb24a2bc0fb01c1a083c2054fa0086e2494e	bl2u.mk
100644 blob 515ddfb73807fecc17c5bb741143ff0beebbd7f1	bl2u_main.c