Seagate SCSI Interface Product Manual page 208

194
The Actual Retry Count field returns implementation specific information on the actual number of retries
used in attempting to recover an error or exception condition.
Not all drives implement reporting actual retry count in bytes 15, 16, and 17. See individual drive's Product
Manual, Volume 1.
Note. This field relates to the retry count fields specified within the error recovery parameters page of the
Mode Select command (see Table 94).
If the sense key is Not Ready and the SKSV bit is one, the Sense Key Specific field shall be defined as
shown in Table 155. These fields are only defined for the Format Unit command with the Immed bit set to
one.
Table 155: Format Progress Indication Bytes
Bit 7
Byte
15 SKSV
16 (MSB)
17
The Progress Indication field is a percent complete indication in which the returned value is the numerator
that has 65536 (10000h) as its denominator. The progress indication shall be based upon the total format
operation including any certification or initialization operations.
Support or non-support for format progress indication is given in individual drive's Product Manual, Vol-
ume 1, SCSI bus conditions and miscellaneous features supported section.
[13] Bytes 18-n are not presently used.
6 5 4
Progress Indication
SCSI Interface Product Manual, Rev. J
3 2
Reserved
1 0
(LSB)