root@gatdvr41:~# ./devmem_test.o -v -r -l 1024 0x48105500
Request to memread 0x400 bytes from address 0x48105500
        using 1 byte accesses
Attempting to map 0x1000 bytes at address 0x48105000
open(/dev/mem) ok
mmap() ok
OK? y
48105500:  01 00 00 00 14 a1 40 00 00 00 00 00 00 00 00 00
48105510:  00 00 00 00 00 00 00 00 00 00 00 00 00 44 00 00
48105520:  fc ff ff ff fc ff ff ff ff ff ff ff ff ff ff ff
48105530:  38 04 80 07 00 00 00 00 00 00 00 00 00 00 00 00
48105540:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105550:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105560:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105570:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105580:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105590:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481055a0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481055b0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481055c0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481055d0:  00 00 00 00 00 00 00 00 ff ff ff ff ff ff ff ff
481055e0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481055f0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105600:  01 00 00 00 14 a1 40 00 00 00 00 00 00 00 00 00
48105610:  00 00 00 00 00 00 00 00 00 00 00 00 00 44 00 00
48105620:  fc ff ff ff fc ff ff ff ff ff ff ff ff ff ff ff
48105630:  38 04 80 07 00 00 00 00 00 00 00 00 00 00 00 00
48105640:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105650:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105660:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105670:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105680:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105690:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481056a0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481056b0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481056c0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481056d0:  00 00 00 00 00 00 00 00 ff ff ff ff ff ff ff ff
481056e0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481056f0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105700:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105710:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105720:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105730:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105740:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105750:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105760:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105770:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105780:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105790:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481057a0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481057b0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481057c0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481057d0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481057e0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481057f0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105800:  00 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105810:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105820:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105830:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105840:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc
48105850:  00 08 84 0c 10 00 10 00 90 01 04 00 00 00 00 00
48105860:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105870:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105880:  00 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48105890:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481058a0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481058b0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481058c0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc
481058d0:  00 08 84 0c 10 00 10 00 90 01 04 00 00 00 00 00
481058e0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
481058f0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00