change #include "armv4_5_mmu.h" to <target/armv4_5_mmu.h>
Changes from the flat namespace to heirarchical one. Instead of writing:
#include "armv4_5_mmu.h"
the following form should be used.
#include <target/armv4_5_mmu.h>
The exception is from .c files in the same directory.