7K320 (SATA) OEM Specification
Page 117 of 176
14.19
Read Multiple Ext (29h)
Command Block Output Registers
Command Block Input Registers
Register
7 6 5 4 3
2
1
0 Register
7
6 5 4 3 2
1
0
Data
Low
- - - - -
-
-
- Data
Low
-
- - - - -
-
-
Data
High
- - - - -
-
-
- Data
High
-
- - - - -
-
-
Current
- - - - -
-
-
- Error
...See
Below...
Feature
Previous - - - - -
-
-
-
Current
V V V V V V V V
HOB=0
-
- - - - -
-
-
Sector Count
Previous V V V V V V V V
Sector Count
HOB=1
-
- - - - -
-
-
Current
V V V V V V V V
HOB=0 V V V V V V V V
LBA Low
Previous V V V V V V V V
LBA Low
HOB=1 V V V V V V V V
Current
V V V V V V V V
HOB=0 V V V V V V V V
LBA Mid
Previous V V V V V V V V
LBA Mid
HOB=1 V V V V V V V V
Current
V V V V V V V V
HOB=0 V V V V V V V V
LBA High
Previous V V V V V V V V
LBA High
HOB=1 V V V V V V V V
Device
- 1 - - -
-
-
- Device
-
- - - - -
-
-
Command
0 0 1 0 1
0
0
1 Status
...See
Below...
Error Register
Status Register
7 6 5 4 3 2 1 0
7 6 5
4 3 2 1 0
CRC
UNC 0 IDN 0 ABT T0N AMN BSY
RDY DF
DSC
DRQ
COR IDX
ERR
0 V 0 V 0 V 0 0 0 V 0
V - 0 0 V
Table 86 Read Multiple Ext Command (29h)
Output Parameters To The Device
Sector Count Current
The number of sectors to be transferred low order, bits (7:0).
Sector Count Previous
The number of sectors to be transferred high order, bits (15:8). If 0000h in the Sector
Count register is specified, then 65,536 sectors will be transferred.
LBA Low Current
LBA (7:0)
LBA Low Previous
LBA (31:24)
LBA Mid Current
LBA (15:8)
LBA Mid Previous
LBA (39:32)
LBA High Current
LBA (23:16)
LBA High Previous
LBA (47:40)
Input Parameters From The Device
LBA Low (HOB=0)
LBA (7:0) of the address of the first unrecoverable error.
LBA Low (HOB=1)
LBA (31:24)of the address of the first unrecoverable error.
LBA Mid (HOB=0)
LBA (15:8)of the address of the first unrecoverable error.
LBA Mid (HOB=1)
LBA (39:32)of the address of the first unrecoverable error.
LBA High (HOB=0)
LBA (23:16)of the address of the first unrecoverable error.
LBA High (HOB=1)
LBA (47:40)of the address of the first unrecoverable error.