> 21 bits of block address -> 2^(21+9) 512-byte blocks = 1.073GB. Actually, 1GB exactly. Only disk manufacturers measure disk capacities in metric gigabytes. /~\ The ASCII der Mouse \ / Ribbon Campaign X Against HTML mouse@rodents.montreal.qc.ca / \ Email! 7D C8 61 52 5D E7 2D 39 4E F1 31 3E E8 B3 27 4B