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IBM
Eserver
xSeries 455 Planning and Installation Guide
Figure 4-28 Backing up EFI menu options
4. Exit back to the EFI Firmware Boot Manager.
5. The backup is now complete.
To restore the EFI boot options follow the steps below:
1. From the EFI Firmware Boot Manager select EFI Shell [Built-in].
2. Change to the file system where you saved the backup file, for example, fs5:.
3. Run the command
restore <filename>
, where <filename> is the name of the
backup file.
4. You will be presented with the following prompt:
Delete existing non-volatile efi variables? [y/n]
Answer Yes to this question. A screen similar to the following will be
displayed.
fs5:\> backup x455.bak
backup: Variable NV+RT+BS 'Efi:Lang' DataSize = 3
backup: Variable NV+RT+BS 'Efi:ConIn' DataSize = 18
backup: Variable NV+RT+BS 'Efi:ConOut' DataSize = 16
backup: Variable NV+RT+BS 'Efi:ErrOut' DataSize = 16
backup: Variable NV+RT+BS 'blkio:EDD30' DataSize = 1
backup: Variable NV+RT+BS 'Efi:Driver0000' DataSize = C6
backup: Variable NV+BS 'Efi:DriverOrder' DataSize = 2
backup: Variable NV+BS
'E778C047-2121-4AD1-8236-090740619F05:Configuration' Data
Size = 2
backup: Variable NV+RT+BS 'EB704011-1402-11D3-8E77-00A0C969723B:MTC'
DataSize =4
backup: Variable NV+RT+BS 'Efi:Timeout' DataSize = 2
backup: Variable NV+RT+BS 'Efi:Boot0000' DataSize = 48
backup: Variable NV+RT+BS 'Efi:Boot0001' DataSize = 7E
backup: Variable NV+RT+BS 'Efi:Boot0002' DataSize = 68
backup: Variable NV+RT+BS 'Efi:Boot0003' DataSize = C4
backup: Variable NV+RT+BS 'Efi:Boot0004' DataSize = 10A
backup: Variable NV+RT+BS 'Efi:Boot0005' DataSize = 10A
backup: Variable NV+RT+BS 'Efi:Boot0006' DataSize = 97
backup: Variable NV+RT+BS 'Efi:Boot0007' DataSize = 97
backup: Variable NV+RT+BS 'Efi:BootOrder' DataSize = 10
backup: Completed - Success
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