Parameter List; General Parameter Description; Log; Log Parameter Headers - Tandberg Data SLR7-140 PROGRAMMER Manual

Tandberg Data

12.3. Parameter List

12.3.1.
See the LOG SENSE command for a description of all LOG
pages/parameters supported by the Drive.
A LOG-page consists of a 4-byte header and one or more
parameter blocks.
If more than one LOG-page is transferred in a LOG SELECT
command, the pages must be transferred in an ascending
order by page code.
If more than one parameter block is transferred in a
page, the parameters must be transferred in an ascending
order by parameter code.
It is not required to transfer all parameters defined in
a LOG-page, but it is required that given page size
match
parameter blocks. The parameter blocks are 5, 6, 7, 8 or
12 bytes long for this Drive.
The Supported Pages page is NOT legal during LOG SELECT.
12.3.2.
The first two bytes of LOG-page header must exactly
match
chapter.
The remaining two bytes, the Page Length, must exactly
match the total size of parameter blocks transferred
within the page.
12.3.3.
The first two bytes of parameter header must exactly
match the parameter header description presented in LOG
SENSE chapter.
The header byte n+2, the Parameter Control Byte, must be
set as shown below:
BYTE BIT 7
n+2 DU
12-3

General Parameter Description

exactly the
Log Page Headers
the page description

Log Parameter Headers

6 5
DS TSD

Table 12-2: Parameter Control Byte

Tandberg SLR Product Line SCSI Functional Specifications
size of all
presented
4 3
ETC TMC
Log Select
currently present
in

LOG

SENSE
2 1 0
LBIN LP