K6610170
Rev.2
Dec 22, 2004
- 99 -
After a successful command completion, IDENTIFY DEVICE response Word 60-61 and Word 100-103
reflect the maximum address set with this command. The address returned in the command block registers
is the maximum device size as shown in the following tables:
Output Parameters to the device:
Task
File
Registers
7 6 5 4 3 2 1 0
LBA High
L = 0: Maximum Cylinder bit 15 - 8
L = 1: Maximum LBA bit 23 - 16
LBA Mid
L = 0: Maximum Cylinder bit 7 - 0
L = 1: Maximum LBA bit 15 - 8
LBA Low
L = 0: Maximum Sector Number (*1)
L = 1: Maximum LBA bit 7 - 0
Device/Head
X
L
X
DRV L = 0: Maximum head
number (*1)
L = 1: Maximum LBA
bit 27-24
*1:
Maximum sector number and maximum head number are fixed values, and the values are 16 and 63.