System information

6-8
AlphaServer 800 Service Guide
6.1.4.2 show device
The show device command displays the console bootable devices and controllers in
the system. The device name convention is shown in Figure 6-2.
Figure 6-2 Device Name Convention
dka0.0.0.0.0
Hose Number:
Channel Number:
Bus Node Number:
Device Unit Number:
Used for multi-channel devices.
Bus Node ID
Unique device unit number
0 For AlphaServer 800 Systems
Adapter ID:
Driver ID: Two-letter port or class driver designator:
PU--DSSI port, DU--DSSI disk, MU--DSSI tape
PK--SCSI port, DK--SCSI disk, MK--SCSI tape
EW--Ethernet port (TULIP chip, DECchip 21040)
IP00090
One-letter adapter designator (A,B,C...)
DR--RAID-set device
SCSI unit numbers are forced to 100 x Node ID
DV--Floppy drive
Logical
Slot Number: For EISA options---Correspond to EISA option physical slot numbers (1 - 3)
For PCI options:
Slot 5 = SCSI controller on system backplane
Slots 11--14 = Correspond to physical PCI option slots:
PCI11, PCI12, PCI13, and PCI14 (64-bit)
Slot 6 = Onboard graphics adapter
Slot 7 = PCI to EISA bridge chip
- Bus 1 (EISA devices) are reported as 1000, 1001, and 1002
- Bus 2 (PCI devices) are reported as 2000, 2001, 2002, and so on
Syntax:
show device [device_name]
Argument:
[device_name] The device name or device abbreviation. When abbreviations or
wildcards are used, all devices that match the type are displayed.