[Yaffs-archive] bad block problem

hi,
has someone faced the problem where yaffs has marked many blocks bad?
for me yaffs has marked almost 70% blocks bad.
below i am attaching the data of page 0 of a block which is marked bad
this is the data in the all pages of blocks which are marked bad
notice the last row ***

help needed

Regards
sharath

0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
10h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
20h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
30h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
40h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
50h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
60h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
70h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
80h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
90h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
a0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
b0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
c0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
d0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
e0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
f0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
100h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
110h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
120h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
130h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
140h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
150h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
160h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
170h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
180h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
190h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
1a0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
1b0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
1c0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
1d0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
1e0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
1f0h:ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
200h:ff ff ff ff 00 00 ff ff ff ff ff ff ff ff ff ff






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