NEC 1080Xd manual 1. EFI Shell Commands, System Operation

EFI Shell Commands

The following table lists and describes the shell commands in the EFI shell.

To execute an EFI shell command, enter the EFI shell command at the EFI shell prompt and press Enter.

Table 2-1. EFI Shell Commands

Command		Description
alias	alias [-d-v-b] [sname] [value]	Displays, creates, and deletes the alias
		definition in the EFI Shell environment.
attrib	attrib [+a-a] [+s-s] [+h-h] [+r-r]	Displays and changes the attributes of the
	[-b] [file ...] [directory ...]	file/directory.
bcfg	bcfg driverboot [dump –v] [add	Displays and changes the configuration of
	# file “desc”] [rm #] [mv # #]	the driver/boot.
break	break	Executes a debugger breakpoint.
cd	cd [path]	Displays and changes the current
		directory.
child	child Handle	Displays the device tree under the handle.
cls	cls [color]	Clears the standard output.
comp	comp file1 file2	Compares the contents of the two files.
connect	connect [-r] Handle#	Binds the driver to the device and starts
	DeviceHandle# DriverHandle#	the driver.
cp	cp [-r] src [src ...] [dst]	Copies the file/directory.
date	date [mm/dd[yy]yy]	Displays and sets the date.
dblk	dblk device [Lba] [blocks]	Dumps the block device.
dh	dh [-p prot_id] [-b] [handle]	Displays the handle in the EFI
		environment.
disconnect	disconnect DeviceHandle#	Disconnects the device and the driver.
	[DriverHandle# [ChildHandle#]]
	[-r]
Dmem	dmem [Address] [Size] [;MMIO]	Dumps memory.
dmpstore	dmpstore	Displays the NVRAM variable.
echo	echo [-on-off]	Displays messages, or switches on/off
	echo [message]	echo.
edit	edit [file]	Edits the ASCII/UNICODE file.
EfiCompress	EfiCompress [InFile] [OutFile]	Compresses the file.
EfiDecompress	EfiDecompress [InFile] [OutFile]	Decompresses the file.
err	err [ErrorLevel]	Displays and changes the error level.
exit	exit	Exit from the EFI Shell.
getmtc	getmtc	Displays the current counter value.
guid	guid [-b]	Displays the GUID in the EFI
		environment.

2-14 System Operation