Efi shell tips and tricks: Difference between revisions

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(Created page with " == EFI shell commands == {| class="wikitable" |+ !Type !Command !Description !Notes |- |Boot Commands — EFI Shell. Commands related to nPartition booting |autoboot |Set/view autoboot timeout variable | |- | |bcfg |Display/modify the driver/boot configuration | |- | |boottest |Set/view BootTest bits | |- | |dbprofile |Display/modify direct boot profiles for use by lanboot | |- | |lanboot |Boot over the LAN | |- | |reconfigreset |Reset the system (nPartition) for recon...")
 
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{{Status
|status=Draft
|owner=Knowledge Agent
|last_update=2026-07-16
|review=Pending
}}
{{TOC}}
== Overview ==
Efi shell tips and tricks에 대한 기술 문서입니다.
=== Summary ===
* 무엇인가? - Efi shell tips and tricks
* 왜 필요한가? - HPC 및 서버 환경에서 필수 개념
* 언제 사용하는가? - 서버 구성, 성능 튜닝, 문제 해결 시
== Purpose ==
이 문서가 존재하는 이유
* Goal: Efi shell tips and tricks에 대한 기술 정보 제공
* Scope: Efi shell tips and tricks의 개념, 사용법, 설정
* Non-goals: 다른 주제로의 확장
== Key Concepts ==
{| class="wikitable"
! Concept
! Description
! Related
|-
| Efi shell tips and tricks
| HPC/서버 환경에서 중요한 기술 개념
| [[Linux]], [[Server]]
|}
== Detailed Explanation ==


== EFI shell commands ==
{| class="wikitable"
{| class="wikitable"
|+
|+
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!Notes
!Notes
|-
|-
|Boot Commands — EFI Shell. Commands related to nPartition booting  
| rowspan="8" |Boot Commands — EFI Shell. Commands related to nPartition booting  
|autoboot
|autoboot
|Set/view autoboot timeout variable
|Set/view autoboot timeout variable
|
|
|-
|-
|
|bcfg
|bcfg
|Display/modify the driver/boot configuration
|Display/modify the driver/boot configuration
|
|
|-
|-
|
|boottest
|boottest
|Set/view BootTest bits
|Set/view BootTest bits
|
|
|-
|-
|
 
|dbprofile
 
|Display/modify direct boot profiles for use by lanboot
== Best Practices ==
|
 
|-
* 최신 버전 사용 권장
|
* 공식 문서 참고
|lanboot
* 테스트 환경에서 먼저 검증
|Boot over the LAN
 
|
|-
|
|reconfigreset
|Reset the system (nPartition) for reconfiguration, the nPartition remains inactive, in the shutdown for reconfig state
|
|-
|
|reset
|Reset the system (nPartition)
|
|-
|
|search
|Connect drivers for bootables devices
|
|-
|Configuration Commands — EFI Shell. Commands for changing and retrieving system (nPartition) information
|acpiconfig
|Set/view ACPI configuration mode
|
|-
|
|cellconfig
|Deconfigure/reconfigure cells. (Set cell use-on-next-boot values.)
|
|-
|
|cpuconfig
|Deconfigure/reconfigure processors and processor cores
|
|-
|
|date
|Display the current date or set the date of the system (nPartition).
|
|-
|
|dimmconfig
|Deconfigure/reconfigure memory (DIMMs).
|
|-
|
|err
|Display/change the error level
|
|-
|
|errdump
|View/clear logs
|
|-
|
|fru
|View FRU data
|
|-
|
|info
|Display hardware information
|
|-
|
|monarch
|Set/view a monarch processor
|
|-
|
|palproc
|Make a PAL call
|
|-
|
|romdrivers
|Enable/disable PCI expansion ROM drivers
|
|-
|
|rootcell
|Set/view preferred root cells (Set nPartition core cell choices.)
|
|-
|
|salproc
|Make a SAL call
|
|-
|
|tftp
|Performs TFTP operation to a [[BOOTP|bootp]]/DHCP enabled Unix boot server
|
|-
|
|time
|Display the current time or set the time of the system (nPartition). EFI time is set and presented in GMT (Greenwich mean time).
|
|-
|
|variable
|Save/restore specific EFI variables
|
|-
|
|ver
|Display the version information
|
|-
|Device, Driver, and Handle Commands — EFI Shell. Commands for managing devices, drivers, and handles
|
|baud View serial port com settings
|
|-
|
|
|connect Bind a driver to a device
|
|-
|
|
|dblk Hex dump of BlkIo devices
|
|-
|
|
|devices Display devices managed by EFI drivers
|
|-
|
|
|devtree Display tree of devices
|
|-
|
|
|dh Dump handle info
|
|-
|
|
|disconnect Disconnect driver(s) from device(s).
|
|-
|
|
|drivers Display list of drivers
|
|-
|
|
|drvcfg Invoke the Driver Config Protocol
|
|-
|
|
|drvdiag Invoke the Driver Diagnostics Protocol
|
|-
|
|
|guid Dump known GUID IDs
|
|-
|
|
|lanaddress Display MAC address
|
|-
|
|
|load Load EFI drivers
|
|-
|
|
|map Map shortname to device path
|
|-
|
|
|openinfo Display the open protocols for given handle
|
|-
|
|
|pci Display PCI devices or PCI function configuration space
|
|-
|
|
|reconnect Reconnect driver(s) from a device
|
|-
|
|
|unload Unload a protocol image
|
|-
|Filesystem Commands — EFI Shell. Commands for managing files, directories, and attributes
|
|attrib Display/change the attributes of files/directories
|
|-
|
|
|cd Update/view the current directory
|
|-
|
|
|comp Compare the contents of two files
|
|-
|
|
|cp Copy one or more files/directories to another location
|
|-
|
|
|edit Edit an ASCII or UNICODE file in full screen
|
|-
|
|
|eficompress Compress infile and write to outfile
|
|-
|
|
|efidecompress Decompress infile and write to outfile
|
|}


== References ==
== References ==
<references />
 
* [https://wiki.hpcmate.com Efi shell tips and tricks]
 
 
== Related Pages ==
 
* [[Linux]]
* [[Server]]
* [[Hardware]]
* [[Network]]
 
 
[[Category:Hardware]]
== Knowledge Graph ==
 
Related
 
→ [[BIOS]]
→ [[UEFI]]
→ [[AMI Boot code]]
→ [[Efibootmgr]]
 
[[Category:Guide]]

Latest revision as of 11:28, 17 July 2026

Template:Status

Template:TOC

Overview

Efi shell tips and tricks에 대한 기술 문서입니다.

Summary

  • 무엇인가? - Efi shell tips and tricks
  • 왜 필요한가? - HPC 및 서버 환경에서 필수 개념
  • 언제 사용하는가? - 서버 구성, 성능 튜닝, 문제 해결 시


Purpose

이 문서가 존재하는 이유

  • Goal: Efi shell tips and tricks에 대한 기술 정보 제공
  • Scope: Efi shell tips and tricks의 개념, 사용법, 설정
  • Non-goals: 다른 주제로의 확장


Key Concepts

Concept Description Related
Efi shell tips and tricks HPC/서버 환경에서 중요한 기술 개념 Linux, Server


Detailed Explanation

Best Practices

  • 최신 버전 사용 권장
  • 공식 문서 참고
  • 테스트 환경에서 먼저 검증


References


Related Pages

Knowledge Graph

Related

→ BIOS → UEFI → AMI Boot code → Efibootmgr

Type Command Description Notes
Boot Commands — EFI Shell. Commands related to nPartition booting autoboot Set/view autoboot timeout variable
bcfg Display/modify the driver/boot configuration
boottest Set/view BootTest bits
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