Hitachi HDS723020BLA642 Computer Drive User Manual


 
7K200 SATA OEM Specification
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14.20 Read Native Max Address Ext (27h)
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 - - - - - - - - HOB=0 - - - - - - - -Sector Count
Previous - - - - - - - -
Sector Count
HOB=1 - - - - - - - -
Current - - - - - - - - HOB=0 V V V V V V V VLBA Low
Previous - - - - - - - -
LBA Low
HOB=1 V V V V V V V V
Current - - - - - - - - HOB=0 V V V V V V V VLBA Mid
Previous - - - - - - - -
LBA Mid
HOB=1 V V V V V V V V
Current - - - - - - - - HOB=0 V V V V V V V VLBA High
Previous - - - - - - - -
LBA High
HOB=1 V V V V V V V V
Device - 1 - - - - - - Device - - - - - - - -
Command 0 0 1 0 0 1 1 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 0 0 0 0 V 0 0 0 V 0 - - 0 0 V
Table 86 Read Native Max Address Ext Command (29h)
This command returns the native max LBA of HDD which is not effected by Set Max Address Ext
command.
Input Parameters From The Device
LBA Low (HOB=0)
LBA (7:0) of the address of the Native max address.
LBA Low (HOB=1)
LBA (31:24)of the address of the Native max address.
LBA Mid (HOB=0)
LBA (15:8)of the address of the Native max address.
LBA Mid (HOB=1)
LBA (39:32)of the address of the Native max address.
LBA High (HOB=0)
LBA (23:16)of the address of the first Native max address.
LBA High (HOB=1)
LBA (47:40)of the address of the first Native max address.