Table of Contents
Advertisement
11.15.2 Deadline handling Subcommand (1h)
Com m and Block Output Registers
Register
Data Low
Data High
Current
Feature
Previous
Current
Sector Count
Previous
Current
Sector Number
Previous
Current
Cylinder Low
Previous
Current
Cylinder High
Previous
Device/Head
Command
Error Register
7
6
5
CRC
UNC
0
IDN
V
V
0
Table 129 Deadline handling Subcommand (1h)
Normal Outputs
If this Deadline Handling Subcommand command is supported, the device returns the command completed with no
error.
When a Deadline Handling Subcommand command completes successfully, a Set Device Bits FIS is sent to the host
to complete the Deadline Handling subcommand. This SDB FIS may also indicate other completed commands.
Error Outputs
The device returns command aborted if:
a) NCQ is disabled and a DEADLINE HANDLING command is issued to the device;
b) The value of the TTAG field equals the value of the TAG field;
c) The value of the TTAG field is an invalid TAG number; or
d) An unsupported Abort type parameter is specified.
7
6
5
4
3
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
V
V
0
0
-
-
-
-
-
-
-
V
V
V
V
V
-
-
-
-
-
-
V
V
V
V
V
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1
-
0
-
-
0
1
1
0
0
0
4
3
2
1
0
ABT
T0N
V
0
V
0
Western Digital Hard Disk Drive OEM Specification
Com m and Block Input Registers
1
0
Register
-
-
Data Low
-
-
Data High
0
1
Error
-
-
-
-
Sector Count
-
-
-
-
Sector Number
-
-
-
-
Cylinder Low
-
-
-
-
Cylinder High
-
-
-
-
Device/Head
1
1
Status
0
7
6
AMN
BSY
RDY
0
0
V
156
7
6
5
4
-
-
-
-
-
-
-
-
...See Below ...
HOB=0
-
-
-
-
HOB=1
-
-
-
-
HOB=0
-
-
-
-
HOB=1
-
-
-
-
HOB=0
-
-
-
-
HOB=1
-
-
-
-
HOB=0
-
-
-
-
HOB=1
-
-
-
-
-
-
-
-
...See Below ...
Status Register
5
4
3
2
DF
DSC
DRQ
COR
0
V
-
0
3
2
1
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1
0
IDX
ERR
-
V
Advertisement
Table of Contents
