blk_rw$(nW)TEST2: START: blk_rw
$(nW)blk_rw$(nW) 4096 $(nW)$(nW)testfile1 c r:0 r:1 r:4161480 r:268696550 r:268696551 z:0 z:4161480
4096 block size 4096 usable blocks 268696551
read lba 0: {0}
read lba 1: {0}
read lba 4161480: {0}
read lba 268696550: {0}
read lba 268696551: Invalid argument
set_zero lba 0
set_zero lba 4161480
blk_rw$(nW)TEST2: DONE