
US.
Patent
Nov.
17,
2009
Sheet
16
0f
22
US
7,620,844
B2
I
D
START
>v402
v
START
READING
EXTRA
BYTE
DATA
USING
PASSTHRU
CMD
FROM
PHYSICAL
BLOCK
0
TO END
OF
MEDIA
(EXTRA
BYTES
HOLD
LOGICAL
BLOCK
ADDRESSES)
V404
READ
NEXT
PHYSICAL
BLOCK
408
IS
BLOCK
GOOD?
NO
YES—
STORE
THE
PHYSICAL
&
LOGICAL
BLOCK
NUMBER
IN
PHYSICAL_TO_LOGICAL
LINKED
LIST
STRUCTURE
'v412
LAST
BLOCK?
414
YES
416
Fig.
13
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