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 [Built-in]

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 [-d-v-b] [sname]

Display/create/delete an alias definition in the

 

[value]

EFI Shell environment.

attrib

attrib [+a-a] [+s-s] [+h-h]

Display/change the file/directory attribute.

 

[+r-r] [-b] [file ...]

 

 

[directory ...]

 

bcfg

bcfg driverboot [dump –v]

Display/change the driver/boot configuration.

 

[add # file “desc”] [rm #] [mv

 

 

# #]

 

break

Break

Run the debugger until the breakpoint is

 

 

reached.

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NEC TX7/i9610, NX7700i/5040H-32, NX7700i/5080H-32 operation manual EFI Shell Commands