modified:   Makefile
	renamed:    led.c -> driver/led.c
	renamed:    ttyS.c -> driver/ttyS.c
	renamed:    AT91RM9200_inc.h -> include/AT91RM9200_inc.h
	renamed:    led.h -> include/led.h
	renamed:    printf.h -> include/printf.h
	renamed:    scanf.h -> include/scanf.h
	renamed:    ttyS.h -> include/ttyS.h
	renamed:    printf.c -> lib/printf.c
	renamed:    scanf.c -> lib/scanf.c
	deleted:    start.c
	new file:   system/entry.S
	new file:   system/start.c