Synchronize Cache (35H) - HP 2600fx - Optical Disk Drive Command Reference Manual

Synchronize Cache (35H)

This command initiates the writing of all cached write data to the optical
disk. Ensures that logical blocks in the cache memory, within the
specified range, have their most recent data value recorded on the optical
disk.
Table 2-82 Synchronize Cache Command
Byte
Immed
Number of
Blocks
Chapter 2
7 6
0
1 Reserved (0)
2 Logical Block Address (MSByte)
3
4
5 Logical Block Address (LSByte)
6
7
8
9 Reserved (0)
An Immediate bit of 1 indicates that the target returns
a status as soon as the command descriptor block is
validated.
An Immed bit of 0 indicates that the status is not
returned until the operation is completed.
The Number of Blocks field specifies the total number of
contiguous logical blocks within the range. A Number of
Blocks bit of 0 indicates that all remaining logical blocks
on the logical unit are within the range. A logical block
within the specified range that is not in cache memory
is not considered an error.
5 4 3
Operation Code (35H)
Logical Block Address
Logical Block Address
Reserved (0)
Number of Blocks (MSByte)
Number of Blocks (LSByte)
SCSI-2 Drive Command Set
Synchronize Cache (35H)
2 1 0
Immed Rsvd
Flag Link
2-95