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nPartition Administrator's Guide > Chapter 4 Using Management Interfaces and Tools

Command Reference for EFI Shell Commands

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Table 4-3 lists the commands supported by the EFI Shell interface on cell-based HP Integrity servers.

The EFI Shell is accessible from an nPartition console when the nPartition is in an active state but has not booted an operating system.

The following categories of commands are available:

For details on these commands, enter help command at the EFI shell prompt.

Table 4-3 EFI Shell Command Reference

CommandDescription

Boot Commands — EFI Shell. Commands related to nPartition booting.

autobootSet/view autoboot timeout variable.
bcfgDisplay/modify the driver/boot configuration.
boottestSet/view BootTest bits.

dbprofile

Display/modify direct boot profiles for use by lanboot.

lanboot Boot over the LAN.
reconfigresetReset the system (nPartition) for reconfiguration; the nPartition remains inactive, in the shutdown for reconfig state.
resetReset the system (nPartition).
searchConnect drivers for bootables devices.

Configuration Commands — EFI Shell. Commands for changing and retrieving system (nPartition) information.

acpiconfigSet/view ACPI configuration mode.
cellconfigDeconfigure/reconfigure cells. (Set cell use-on-next-boot values.)
cpuconfigDeconfigure/reconfigure processors and processor cores..
dateDisplay the current date or set the date of the system (nPartition).
dimmconfigDeconfigure/reconfigure memory (DIMMs).
errDisplay/change the error level.
errdumpView/clear logs.
fruView FRU data.
infoDisplay hardware information.
monarchSet/view a monarch processor.
palprocMake a PAL call.
romdriversEnable/disable PCI expansion ROM drivers.
rootcellSet/view preferred root cells. (Set nPartition core cell choices.)
salprocMake a SAL call.
tftpPerforms TFTP operation to a bootp/DHCP enabled Unix boot server.
timeDisplay the current time or set the time of the system (nPartition). EFI time is set and presented in GMT (Greenwich mean time).
variableSave/restore specific EFI variables.
verDisplay the version information.

Device, Driver, and Handle Commands — EFI Shell. Commands for managing devices, drivers, and handles.

baudView serial port com settings.
connectBind a driver to a device.
dblkHex dump of BlkIo devices.

devices

Display devices managed by EFI drivers.

devtree

Display tree of devices.

dh

Dump handle info.

disconnect

Disconnect driver(s) from device(s).

drivers

Display list of drivers.

drvcfg

Invoke the Driver Config Protocol.

drvdiag

Invoke the Driver Diagnostics Protocol.

guid

Dump known GUID IDs.

lanaddress

Display MAC address.

load

Load EFI drivers.

map

Map shortname to device path.

openinfo

Display the open protocols for given handle.

pci

Display PCI devices or PCI function configuration space.

reconnect

Reconnect driver(s) from a device.

unload

Unload a protocol image.

Filesystem Commands — EFI Shell. Commands for managing files, directories, and attributes.

attrib

Display/change the attributes of files/directories.

cd

Update/view the current directory.

comp

Compare the contents of two files.

cp

Copy one or more files/directories to another location.

edit

Edit an ASCII or UNICODE file in full screen.

eficompress

Compress infile and write to outfile.

efidecompress

Decompress infile and write to outfile.

hexedit

Edit a file, block device, or memory region using hex.

ls

Display a list of files and subdirectories in a directory.

mkdir

Create one or more directories.

mount

Mount a filesystem on a block device.

rm

Delete one or more files/directories.

setsize

Set the size of a file.

touch

Update time of file/directory with current time.

type

Display the contents of a file.

vol

Display volume information of the file system.

Memory Commands — EFI Shell. Commands for listing and managing memory, EFI variables, and NVRAM details.

default

Set the default NVRAM values.

dmem

Dump memory or memory mapped IO.

dmpstore

Display all EFI variables.

memmap

Display the memory map.

mm

Display/modify MEM/IO/PCI.

pdt

View/clear nPartition or cell memory page deallocation table (PDT).

Shell Navigation and Other Commands — EFI Shell. Commands for basic EFI Shell navigation and customization.

alias

Set/get alias settings.

cls

Clear the standard output with an optional background color.

exit

Exit EFI Shell environment.

getmtc

Display current monotonic counter value.

help or ?

Display help.

mode

Display the mode of the console output device.

set

Set/Get environment variable.

xchar

Turn on/off extended character features.

Shell Script Commands / Programming Constructs — EFI Shell. EFI shell-script commands.

echo

Echo message to stdout or toggle script echo.

else

Script-only: Use with IF THEN.

endfor

Script-only: Delimiter for FOR loop construct.

endif

Script-only: Delimiter for IF THEN construct.

for

Script-only: Loop construct.

goto

Script-only: Jump to label location in script.

if

Script-only: IF THEN construct.

input

Take user input and place in EFI variable.

pause

Script-only: Prompt to quit or continue.

stallStall the processor for some microseconds.

 

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