Maxtor 10K III manual Reassign Blocks Command Descriptor Block-Data Format, Operation Code 07h

SCSI Description

￿￿￿￿4'#55+)0The REASSIGN￿$.1%BLOCKS-5￿%QOOCPFCommand￿￿￿￿reassignsJ￿one or more logical blocks to a spare location(s) set aside for this purpose and records the reassignments in the Grown Defect List.

No command-specific Control Descriptor Block fields affect the processing performed for this command.

The list of Logical Block Addresses to reassign is supplied in the REASSIGN BLOCKS Defect List passed in the command's data-out buffer transfer. The Defect List consists of a Defect List Header (Table 5-152)followed by zero or more Defect Descriptors (Table 5-154). Table 5-153contains the field description for the Defect List Header. If multiple Logical Block Addresses are specified, they are listed in ascending order.

The REASSIGN BLOCKS Command Descriptor Block is shown in Table 5-151.

REASSIGN BLOCKS Command Descriptor Block-Data Format

Operation Code (07h)

1 - 4

Reserved

5

Control

REASSIGN BLOCKS Defect List Header-Data Format

$0[VG-$1KV

￿

￿

￿

￿Reserved ￿

￿

￿

￿

2 - 3

Defect List Length

$[VG$KV

￿

REASSIGN￿

BLOCKS￿

Defect￿List Header￿

-Field￿￿Description

￿

Table5-153

TableDefect(KGNFList5-151

The contents of this field indirectly indicates the number of defective Logical

Block Addresses passed in the Defect&GUETKRVKQPList. The value must be four times the

Length

number of Defect Descriptors supplied. Zero (0) is a valid value and makes

Table5-152the command a NOP.

5-120

M xtor Atlas 10K III