Specifications

Version 2.0
77
Command Description Required at
Shell Level or
Profile
alias
Displays, creates, or deletes aliases in the UEFI Shell
environment
3
attrib
Displays or changes the attributes of files or
directories.
2
unload
Unloads a driver image that was already loaded. Driver1
ver
Displays the version information for this EFI
firmware.
3
5.1.1 Explanation of Command Description Layout
The description of each command is composed of four sections: Summary, Usage,
Options, Description, Notes, Status Codes Returned and Examples.
Summary is a brief explanation of the function of the command. Usage describes how
the command is used. Options gives a complete description of each of the command-
lie options. Description describes the details of the command.
Examples give sample usage of the command. The output may differ from the output
listed in this section.
5.1.2 Shell Command-Line Options
The following table describes the standard command-line options. No command
supports all options, but when needed, the following option parameters are used:
Table 11Standard Command Line Options
Option Description
-b, -break Pause after each page.
-q, -quiet The command will suppress all output.
-sfo Standard Format Output. Instead of normal output, the shell command will
output using the standard format described Appendix D.
-t, -terse Terse Output. The shell command will restrict additional informative
content.
-v, -verbose Verbose Output. The shell command will output additional informative
content.
-? Help. For more information on how command-line help is supported, see
section 3.11.2.
Command-line options that begin with the ‘_’ character are implementation-specific.