TI8148_EVM#nand read 0x90000000 0x20000 0x2000

NAND read: device 0 offset 0x20000, size 0x2000
 8192 bytes read: OK
TI8148_EVM#md 0x90000000
90000000: ffffffff ffffffff ffffffff ffffffff    ................
90000010: ffffffff ffffffff ffffffff ffffffff    ................
90000020: ff7fffff ffffffff ffffffff ffffffff    ................
90000030: ffffffff ffffffff ffffffff ffffffff    ................
90000040: ffffffff ffffffff ffffffff ffffffff    ................
90000050: ffffffff ffffffff ffffffff ffffffff    ................
90000060: ffffffff ffffffff ffffffff ffffffff    ................
90000070: ffffffff ffffffff ffffffff ffffffff    ................
90000080: ffffffff ffffffff ffffffff ffffffff    ................
90000090: ffffffff ffffffff ffffffff ffffffff    ................
900000a0: ffffffff ffffffff ffffffff ffffffff    ................
900000b0: ffffffff ffffffff ffffffff ffffffff    ................
900000c0: ffffffff ffffffff ffffffff ffffffff    ................
900000d0: ffffffff ffffffff ffffffff ffffffff    ................
900000e0: ffffffff ffffffff ffffffff ffffffff    ................
900000f0: ffffffff ffffffff ffffffff ffffffff    ................