User Manual

SCSI Commands Reference Manual, Rev. J 348
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5.2.15 Pending Defects log page (15h/01h)
5.2.15.1 Pending Defects log page overview
Using the format defined in table 198, the Pending Defects log page reports an unsorted list of logical blocks for which the
device server has detected an unrecovered medium error. The parameter codes for the Pending Defects log page are listed in
table 326.
The Pending Defects log page has the format shown in table 327.
DS bit
The disable save (DS) bit is described in 5.2.2.
SPF bit, PAGE CODE field, SUBPAGE CODE field, and PAGE LENGTH field
The SPF bit, PAGE CODE field, SUBPAGE CODE field, and PAGE LENGTH field are described in 5.2.2 and shall be set to the values defined in table
327 for the Pending Defects log page.
Pending Defect Parameter fields
The contents of each pending defect parameter depends on the value in its PARAMETER CODE field (see table 330).
Table 326 Pending Defects log page parameter codes
Parameter code Description
Resettable or
Changeable
[a]
Reference
Support
Required
0000h
Pending Defect count
Never 4.2.14.2 Mandatory
0001h - F000h
Pending Defect
Never 4.2.14.3 Mandatory
All others
Reserved
[a] The keywords in this column – Always, Reset Only, and Never – are defined in 5.2.2.3.
Table 327 Pending Defects log page
Bit
Byte
7 6 5 4 3 2 1 0
0 DS SPF (1b) PAGE CODE (15h)
1 SUBPAGE CODE (01h)
2 (MSB)
PAGE LENGTH (n-3)
3 (LSB)
PENDING DEFECTS PARAMETERS
4
PENDING DEFECT PARAMETER [first] (see table 330). . .
. . .
PENDING DEFECT PARAMETER [last] (see table 330). . .
n