Programming instructions

148 Chapter 6
Boot Console Handler
Displaying and Setting Paths
Displaying and Setting Paths
A path is the hardware address of a device that is attached to the I/O system of the system.
The
path
command sets the system paths shown in Table 6-1.
The
path
command sets and displays the hardware address of a specified device attached
to the I/O bus of the system.
To display the current settings for the system paths, type the following at the prompt and
press
Enter
:
Main Menu: Enter command> path
The paths are displayed in Mnemonic Style Notation, as shown in Table 6-2.
To display the current setting for a particular system path, follow the directions in
“Accessing the Boot Console Handler” earlier in this chapter, and then type the following at
the prompt and press
Enter
:
Main Menu: Enter command> path
path_type
where
path_type
is one of the path types listed in Table 6-1.
For example, to get the path to the primary boot device, follow the directions in “Accessing
the Boot Console Handler” earlier in this chapter, and then type the following at the
prompt and press
Enter
:
Main Menu: Enter command> path primary
Table 6-1. System Paths
Path Type Device
primary or pri Default boot device (usually the root disk)
alternate or alt Alternate boot device (usually a DDS-format tape device)
console or con Primary display device
keyboard or key Primary input ASCII device
Table 6-2. Mnemonic Style Notation for Boot Paths
I/O Type Specification Format
Built-in LVD SCSI
scsi.scsi_address.logical_unit_number
Plug-in device pci
n.scsi_address.logical_unit_number
Built-in LAN
lan.server_address.init_timeout.io_timeout
Built-in IDE
ide