Efi shell commands – NEC 1080Xd User Manual
Page 42
2-14 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]
[-b] [file ...] [directory ...]
Displays and changes the attributes of the
file/directory.
bcfg
bcfg driver|boot [dump –v] [add
# file “desc”] [rm #] [mv # #]
Displays and changes the configuration of
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# |
DeviceHandle# DriverHandle#
Binds the driver to the device and starts
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#
[DriverHandle# [ChildHandle#]]
| [-r]
Disconnects the device and the driver.
Dmem
dmem [Address] [Size] [;MMIO]
Dumps memory.
dmpstore
dmpstore
Displays the NVRAM variable.
echo echo
[-on|-off]
echo [message]
Displays messages, or switches on/off
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.