Beyond DOS: The UEFI Shell –a Modern Pre-boot Application ... - Intel

Shell Applications• UEFI Shell 2.0 applications are compiled Ccode binaries that:– Use a Shell protocol• EfiShellProtocol – provides APIs for file IO and ShellEnvironment IO• EfiShellParametersProtocol – provides Std I/O and Argc/Argv– Optionally use UEFI protocols– Are launched from command line, script,or in startup parameters to the shell itself9Shell Applications replace EFI ShellExtensions