Identify Device Dma (Eeh); Figure 81. Identify Device Dma Command (Eeh) - IBM DJSA-210 - Travelstar 10 GB Hard Drive Specifications

13.8 Identify Device DMA (EEh)

Command Block Output Registers
Register
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Command
Error Register
7 6 5
CRC UNC 0
0 0 0

Figure 81. Identify Device DMA command (EEh)

The Identify Device DMA command requests the device to transfer configuration information to the host.
The device will transfer the same 256 words of device identification data by the Identify Device command
(ECh) via the DMA channel.
7 6 5 4 3 2 1 0
– – – – – – – –
– – – – – – – –
– – – – – – – –
– – – – – – – –
– – – – – – – –
– – – – – – – –
1 – 1 D – – – –
1 1 1 0 1 1 1 0
4 3 2 1 0
IDN 0 ABT T0N AMN
0 0 V 0 0
Travelstar 32GH/30GT/20GN hard disk drive specifications
Command Block Input Registers
Register
Data
Error
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Status
Status Register
7 6 5 4
BSY RDY DF DSC
0 V 0 –
123
7 6 5 4 3 2 1 0
– – – – – – – –
see below
– – – – – – – –
– – – – – – – –
– – – – – – – –
– – – – – – – –
– – – – – – – –
see below
3 2 1 0
DRQ COR IDX ERR
– 0 – V