Chapter 4. Installation
95
network during this process, again a failure message appears. If you need to
make the PXE boot the first option, then see “Changing a boot option” on
page 126.
The options available from the EFI Firmware Boot Manager are listed below and
discussed in further detail.
The EFI shell
Driver Setup
Flash Update
Configuration/Setup utility
Error logging
Boot Option Maintenance
4.1.2 The EFI shell
The EFI shell allows the loading of EFI applications (including booting installed
operating systems) from any EFI-defined file system. The EFI environment
replaces DOS to perform maintenance operations, such as upgrading firmware
or running system diagnostics.
To start the EFI shell,
select
EFI Shell [Built-in]
from the EFI Firmware Boot
Manager menu. As the shell starts, a device mapping table is displayed, as
shown in Figure 4-3 on page 96.
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