Changes

There's one entry per sector, counting from physical sector 1 (sector 0 contains the blockmap/journal).

There's one entry per sector, counting from physical sector 1 (sector 0 contains the blockmap/journal).

The 2 bytes that follow the blockmap are the CRC16 (modbus) of the first 8 bytes and the blockmap.

The 2 bytes that follow the blockmap are the CRC16 (with starting value 0xFFFF (like modbus)) of the first 8 bytes and the blockmap.

Then comes the journal.

Then comes the journal.