Quantum DLTtape DLT1, Interface Manual

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DLT1/VS80 SCSI Interface Guide
81-81276-01 Rev A01 July 2004 4-61
4.9.10 EEPROM Vendor Unique Page (3Eh)
The tape drive supports a Vendor Unique Page, which you can use to modify savable parameters. Only
one savable parameter can be changed per MODE SELECT command. The page has the following
format:
Figure 4-39. MODE SELECT EEPROM Vendor Unique Page — Data Format
The ASCII string has a parameter name, followed by one or more space characters, a parameter value,
and an ASCII
line-feed or null character. When the string is parsed, the parameter value is interpreted
as indicated in the following table. The parameter name can be in uppercase or lowercase.
Bit
Byte
7 6 5 4 3 2 1 0
0 PS 0 Page Code (3Eh)
1 Additional Page Length
2 ASCII String of Parameter Name and Value
Table 4-37.
MODE SELECT EEPROM Vendor Unique Page — Parameter Descriptions
Name Value Rep Default
Length
(Bytes) Usage
VendorID ASCll QUANTUM 8 Vendor ID in INQUIRY Data (see
Table 4-4, “Standard Inquiry Data Page —
Field Descriptions” on page 4-6
)
ProductID ASCll
Decimal
VS80 16 Product ID in INQUIRY Data (see
Table 4-4, “Standard Inquiry Data Page —
Field Descriptions” on page 4-6
)
CacheTMS ASCll
Decimal
0 1 0, 1 = Do not cache filemarks unless
IMMED bit is 1.
2 = Cache if not two in a row unless
IMMED bit is 1.
3 = Always cache filemarks.
DefaultCompON ASCll
Binary
1 1 When set to 0, defaults compression off
upon power-up/reset. When set to 1,
defaults compression to on upon powerup/
reset.
DefFixedBlkLen ASCll
Decimal
0 8 Sets the default fixed block size.
DefSEW ASCll
Binary
0 1 Sets the default SEW parameter.