Chapter 5
Utilities
Extensible Firmware Interface (EFI) Boot Manager
89
EFI boot manager
“change boot order”
PAth [PRI|HAA|ALT|CON|KEY|<path>] Display or modify a path
bcfg SEArch [ALL] Search for boot devices
bcfg SEArch [DIsplay|IPL] [<path>] Search for boot devices
many commands
offer a [-b] parameter
to cause 25 line
breaks
ScRoll [ON|OFF] Display or change scrolling
capability
COnfiguration
autoboot AUto [BOot|SEarch|STart] [ON|OFF] Display or set the auto start
flag
info boot BootID [<processor #>[<bootid #>]] Display or set processor boot
identifier
EFI boot manager Boot info Display boot-related
information
autoboot BootTimer [0-200] Seconds allowed for boot
attempt
cpuconfig CPUconfig [<proc>][ON|OFF]] Config/deconfig processor
boottest FastBoot [ON|OFF] or [test] [RUN|SKIP] Display or set boot tests
execution
date Time [cn:yr:mo:dy:hr:mn[:ss]] Read or set the date
time Time [cn:yr:mo:dy:hr:mn[:ss]] Read or set the real time
clock
INformation
info all ALL Display all system
information
info boot BootINfo Display boot-releated
information
info cpu CAche Display cache information
info chiprev ChipRevisions Display revision number of
major VLSI
MP command <df> FRU Display FRU information
info fw FwrVersion Display firmware version for
PDC, ICM, and complex
Table 5-1 EFI Commands (Continued)
EFI Shell Command
BCH Command
Equivalent
BCH Command Parameters Definition