
Operation Procedure
3.5.3.EFI Shell
The EFI Shell can be activated from the EFI Boot Manager. The EFI Shell provides Shell commands for viewing the file system of the boot device, copying the file and various other operations.
The following is an image of the EFI screen.
Image of the EFI screen
Loading.: EFI Shell
EFI Shell version 1.10 [14.62]
Device mapping table
fs0 : Acpi(PNP0A03,3)/Pci(20)/Scsi(Pun0,Lun0)/HD(Part1,Sig0A7C0000)
blk0 : Acpi(PNP0A03,3)/Pci(20)/Scsi(Pun0,Lun0)
blk1 : Acpi(PNP0A03,3)/Pci(20)/Scsi(Pun0,Lun0)/HD(Part1,Sig0A7C0000)
blk2 : Acpi(PNP0A03,3)/Pci(20)/Scsi(Pun0,Lun0)/HD(Part2,Sig0A7C0000)
blk3 : Acpi(PNP0A03,0)/Pci(21)/Ata(Primary,Master)
Shell>
List of disk drives recognized by the system
EFI shell prompt
3.5.4.EFI Shell Commands
The shell commands that can be executed at the EFI Shell and their usage are explained in this section. The EFI shell command is executed by entering the command and pressing the Enter key.
EFI Shell Commands
| Command | Description |
|
|
|
alias | alias | Display/create/delete an alias definition in the |
| [value] | EFI Shell environment. |
attrib | attrib | Display/change the file/directory attribute. |
|
| |
| [directory ...] |
|
bcfg | bcfg driverboot [dump | Display/change the driver/boot configuration. |
| [add # file “desc”] [rm #] [mv |
|
| # #] |
|
break | Break | Run the debugger until the breakpoint is |
|
| reached. |