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Mode select (6) command (15h) (continued) – Quantum 10K II User Manual

Page 150

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SCSI Description

Quantum Atlas 10K II Ultra160/m SCSI Hard Disk Drives

5–83

MODE SELECT (6) Command (15h) (continued)

Table 5–39 XOR Control Page

− Field Descriptions

Field

Default

Value

Description

PS

1

Parameters Savable. This bit is only used with the
MODE SENSE command. A returned value of 1
indicates that the target is capable of saving the
page in a non-volatile, vendor-specific location. The
bit is reserved with the MODE SELECT command

XOR Dis

0

XOR Disable. An XOR disable bit of 0 enables the
XOR functions within a device. An XOR bit of 1
disables the XOR functions within a device.

Maximum XOR Write Size

512

This field specifies the maximum transfer length in
sectors that the target accepts for the XDWRITE or
XPWRITE commands.

Maximum REGEN Size

0

The drive does not support this option and ignores
any value placed in this field.

Maximum REBUILD Size

0

The drive does not support this option and ignores
any value placed in this field.

REBUILD Delay

0

The drive does not support this option and ignores
any value placed in this field.

NOTE:

Fully supported fields are underlined. Ignored fields are not underlined.