SCSI Description
5-112 Maxtor Atlas 10K III
READ DEFECT DATA (10) C ommand-Field DescriptionREAD DEFECT
1 All in-line spared blocks do not have an associated LBA, and, therefore, will not be
seen in Logical Block Format.
Table 5-136 shows the Block Format returned when the Defect List Format is 000b
Defect Descriptor-Block Format.
Table 5-137 shows the Defective By tes From Index Format when the Defect List
Format is 100b or the Physical Sector Forma t when the Defect List Format is 101b.
Defect Descriptor-Bytes From Index Format, or Ph ysical Sector Format
PList
When the val ue is 0, the returned data does not include the Pri m ary Defect List .
When the va lue is 1, th e returne d data incl udes t he Prim ary Defect List. The defects
are returned in ascending order.
GList
When the value is 0, the returned data does not include the Grown Defect List.
When the value is 1, the returned data includes the Grown Defec t List. The defects
are returned in order of occurrence.
When both PList and GList ar e set to 1, the Primary Defect List an d th e Grown Defect
List are returned. The Plist is returned followed by the Glist (the lists are not merged).
When both are set to 0, only the Defect List Header (Table 5-138) is reported to the
initiator.
Defect List
Format This field specifies the format in which the defect descriptor s are to be returned. The
supported formats are:
000b Block Format (Table 5-136).
100b Bytes fr om t he Index (Figure 5-63) . The dat a re-
turned from this mode does not include defects
outside normal user space.
101b Physical Sector Format (Table 5-137). Def ault for -
mat. The def ects ret ur ned from thi s mode do not
include defects outside normal user space.
110b
Vendor-Unique Format. This form at is valid only
for the READ DEFECT DATA commands. The data
returned from this mode does not include defects
outside normal user space. Note that the vendor-
unique fo rmat is prop rietary in natur e and thus is
not docum ented in thi s Product Manual.
0 - 3 Defective Block Address
0 - 2 Cylinder Number of Defect
3 Head Number of Defect
4 - 7 Defective Bytes From In dex / Defective Sector Number