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Unified Extensible Firmware Interface

Index Unified Extensible Firmware Interface

The Unified Extensible Firmware Interface (UEFI) is a specification that defines a software interface between an operating system and platform firmware. [1]

179 relations: "Hello, World!" program, Advanced Configuration and Power Interface, American Megatrends, Anti-competitive practices, Apple Inc., Apple–Intel architecture, Arch Linux, ARM architecture, ASRock, Asus, Backward compatibility, BIOS, BIOS boot partition, Black Hat Briefings, Boot Camp (software), Boot sector, Booting, Brick (electronics), BSD licenses, Byte, C standard library, Canonical (company), Communication protocol, Computer architecture, Coreboot, Cory Doctorow, CPU modes, Cryptography, Data deduplication, Data storage, Device driver, DIG64, Digital signature, Disk partitioning, Dr. Dobb's Journal, Dynamic Host Configuration Protocol, Eclipse Public License, EFI system partition, El Torito (CD-ROM standard), Embedded system, Endianness, European Commission, Fedora (operating system), Fibre Channel over Ethernet, File Allocation Table, Firmware, Free Software Foundation, FreeBSD, FreeBSD Foundation, Gigabyte Technology, ..., GNU GRUB, GUID Partition Table, Gummiboot (software), Hewlett-Packard, HP Integrity Virtual Machines, HP-UX, Hyper-V, Hypertext Transfer Protocol, IA-32, IA-64, IBM, IBM BladeCenter, IBM PC compatible, IBM Personal Computer, IBM Personal Computer/AT, IBM System x, InstantGo, Insyde Software, Intel, Intel 8088, Interface (computing), Internet Protocol, ISCSI, Itanium, Kernel (operating system), Kernel-based Virtual Machine, Kernel.org, Lenovo, LGA 1155, LILO (boot loader), Linus Torvalds, Linux, Linux distribution, Linux kernel, Linux.conf.au, Loadable kernel module, Long mode, LWN.net, Mac OS X Leopard, Mac OS X Tiger, Macintosh, Master boot record, Matthew Garrett, Mebibyte, Micro-Star International, Microsoft Windows, MIPS architecture, Motherboard, Multi-booting, Non-volatile memory, Non-volatile random-access memory, Open Firmware, OpenBIOS, OpenBSD, OpenSUSE, OpenVMS, Operating system, Option ROM, Original equipment manufacturer, OS X Mountain Lion, Partition table, Personal computer, Phoenix Technologies, Platform Initialization Specification, Portable Executable, PowerPC, Preboot Execution Environment, PS/2 port, Public-key cryptography, Python (programming language), QEMU, Read-only memory, Real mode, Real-time clock, Red Hat, Red Hat Enterprise Linux, REFInd, RISC-V, Rootkit, Samsung, Shell (computing), Smartphone, Socket AM3+, Solaris (operating system), SourceForge, Spain, SPARC, Specification (technical standard), Storage area network, Sun Microsystems, System Management BIOS, System Management Mode, Tebibyte, Terabyte, Toshiba, Trivial File Transfer Protocol, Trusted Platform Module, UBM plc, Ubuntu (operating system), Unified EFI Forum, Universally unique identifier, USB flash drive, User Datagram Protocol, User interface, User space, Vendor lock-in, Video Graphics Array, VirtualBox, VMware, VMware ESXi, VMware Fusion, VMware vSphere, VMware Workstation, Windows 10, Windows 2000, Windows 7, Windows 8, Windows RT, Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Vista startup process, Windows XP editions, X.509, X86, X86-64, XScale, Zebibyte, 64-bit computing. Expand index (129 more) »

"Hello, World!" program

A "Hello, World!" program is a computer program that outputs or displays "Hello, World!" to a user.

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Advanced Configuration and Power Interface

In a computer, the Advanced Configuration and Power Interface (ACPI) provides an open standard that operating systems can use to discover and configure computer hardware components, to perform power management by (for example) putting unused components to sleep, and to perform status monitoring.

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American Megatrends

American Megatrends Incorporated (AMI) is an American hardware and software company, specializing in PC hardware and firmware.

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Anti-competitive practices

Anti-competitive practices are business, government or religious practices that prevent or reduce competition in a market (see restraint of trade).

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Apple Inc.

Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.

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Apple–Intel architecture

The Apple–Intel architecture, or Mactel, is an unofficial name used for Apple Macintosh personal computers developed and manufactured by Apple Inc. that use Intel x86 processors, rather than the PowerPC and Motorola 68000 ("68k") series processors used in their predecessors.

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Arch Linux

Arch Linux (or Arch) is a Linux distribution for computers based on x86-64 architectures.

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ARM architecture

ARM, previously Advanced RISC Machine, originally Acorn RISC Machine, is a family of reduced instruction set computing (RISC) architectures for computer processors, configured for various environments.

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ASRock

ASRock Inc. is a manufacturer of motherboards, industrial PCs and home theater PCs (HTPC) based in Taiwan.

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Asus

AsusTek Computer Inc. (stylised as ASUSTeK or ΛSUS) is a Taiwanese multinational computer and phone hardware and electronics company headquartered in Beitou District, Taipei, Taiwan.

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Backward compatibility

Backward compatibility is a property of a system, product, or technology that allows for interoperability with an older legacy system, or with input designed for such a system, especially in telecommunications and computing.

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BIOS

BIOS (an acronym for Basic Input/Output System and also known as the System BIOS, ROM BIOS or PC BIOS) is non-volatile firmware used to perform hardware initialization during the booting process (power-on startup), and to provide runtime services for operating systems and programs.

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BIOS boot partition

The BIOS boot partition is a partition on a data storage device that GNU GRUB uses on legacy BIOS-based personal computers in order to boot an operating system, when the actual boot device contains a GUID Partition Table (GPT).

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Black Hat Briefings

Black Hat Briefings (commonly referred to as Black Hat) is a computer security conference that provides security consulting, training, and briefings to hackers, corporations, and government agencies around the world.

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Boot Camp (software)

Boot Camp Assistant is a multi boot utility included with Apple Inc.'s macOS that assists users in installing Microsoft Windows operating systems on Intel-based Macintosh computers.

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Boot sector

A boot sector is a region of a hard disk, floppy disk, optical disc, or other data storage device that contains machine code to be loaded into random-access memory (RAM) by a computer system's built-in firmware.

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Booting

In computing, booting is starting up a computer or computer appliance until it can be used.

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Brick (electronics)

The word "brick", when used in reference to consumer electronics, describes an electronic device such as a smartphone, game console, router, or tablet computer that, due to severe physical damage, a serious misconfiguration, corrupted firmware, or a hardware problem, can no longer function, hence, is as technologically useful as a brick.

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BSD licenses

BSD licenses are a family of permissive free software licenses, imposing minimal restrictions on the use and redistribution of covered software.

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Byte

The byte is a unit of digital information that most commonly consists of eight bits, representing a binary number.

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C standard library

The C standard library or libc is the standard library for the C programming language, as specified in the ANSI C standard.

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Canonical (company)

Canonical Ltd. is a UK-based privately held computer software company founded and funded by South African entrepreneur Mark Shuttleworth to market commercial support and related services for Ubuntu Linux and related projects.

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Communication protocol

In telecommunication, a communication protocol is a system of rules that allow two or more entities of a communications system to transmit information via any kind of variation of a physical quantity.

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Computer architecture

In computer engineering, computer architecture is a set of rules and methods that describe the functionality, organization, and implementation of computer systems.

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Coreboot

coreboot, formerly known as LinuxBIOS, is a software project aimed at replacing proprietary firmware (BIOS or UEFI) found in most computers with a lightweight firmware designed to perform only the minimum number of tasks necessary to load and run a modern 32-bit or 64-bit operating system.

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Cory Doctorow

Cory Efram Doctorow (born July 17, 1971) is a Canadian-British on his wife, Alice Taylor's Twitter stream, 12 August 2011 blogger, journalist, and science fiction author who serves as co-editor of the blog Boing Boing.

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CPU modes

CPU modes (also called processor modes, CPU states, CPU privilege levels and other names) are operating modes for the central processing unit of some computer architectures that place restrictions on the type and scope of operations that can be performed by certain processes being run by the CPU.

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Cryptography

Cryptography or cryptology (from κρυπτός|translit.

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Data deduplication

In computing, data deduplication is a specialized data compression technique for eliminating duplicate copies of repeating data.

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Data storage

Data storage is the recording (storing) of information (data) in a storage medium.

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Device driver

In computing, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer.

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DIG64

DIG64 or Developers' Interface Guide for 64-bit Intel Architecture Servers is an alliance between several leading technology companies including Groupe Bull, Fujitsu Siemens, Hitachi, HP, Intel, NEC, and Unisys.

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Digital signature

A digital signature is a mathematical scheme for presenting the authenticity of digital messages or documents.

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Disk partitioning

Disk partitioning or disk slicing is the creation of one or more regions on a hard disk or other secondary storage, so that an operating system can manage information in each region separately.

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Dr. Dobb's Journal

Dr.

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Dynamic Host Configuration Protocol

The Dynamic Host Configuration Protocol (DHCP) is a network management protocol used on UDP/IP networks whereby a DHCP server dynamically assigns an IP address and other network configuration parameters to each device on a network so they can communicate with other IP networks.

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Eclipse Public License

The Eclipse Public License (EPL) is an open source software license used by the Eclipse Foundation for its software.

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EFI system partition

The EFI system partition (ESP) is a partition on a data storage device (usually a hard disk drive or solid-state drive) that is used by computers adhering to the Unified Extensible Firmware Interface (UEFI).

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El Torito (CD-ROM standard)

The El Torito Bootable CD Specification is an extension to the ISO 9660 CD-ROM specification.

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Embedded system

An embedded system is a computer system with a dedicated function within a larger mechanical or electrical system, often with real-time computing constraints.

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Endianness

Endianness refers to the sequential order in which bytes are arranged into larger numerical values when stored in memory or when transmitted over digital links.

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European Commission

The European Commission (EC) is an institution of the European Union, responsible for proposing legislation, implementing decisions, upholding the EU treaties and managing the day-to-day business of the EU.

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Fedora (operating system)

Fedora is a Linux distribution developed by the community-supported Fedora Project and sponsored by Red Hat.

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Fibre Channel over Ethernet

Fibre Channel over Ethernet (FCoE) is a computer network technology that encapsulates Fibre Channel frames over Ethernet networks.

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File Allocation Table

File Allocation Table (FAT) is a computer file system architecture and a family of industry-standard file systems utilizing it.

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Firmware

In electronic systems and computing, firmware is a specific class of computer software that provides the low-level control for the device's specific hardware.

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Free Software Foundation

The Free Software Foundation (FSF) is a 501(c)(3) non-profit organization founded by Richard Stallman on 4 October 1985 to support the free software movement, which promotes the universal freedom to study, distribute, create, and modify computer software, with the organization's preference for software being distributed under copyleft ("share alike") terms, such as with its own GNU General Public License.

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FreeBSD

FreeBSD is a free and open-source Unix-like operating system descended from Research Unix via the Berkeley Software Distribution (BSD).

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FreeBSD Foundation

The FreeBSD Foundation is a United States-based 501(c)(3) registered non-profit organization dedicated to supporting the FreeBSD project, its development and its community.

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Gigabyte Technology

Gigabyte Technology Co., Ltd., is an international manufacturer and distributor of computer hardware products.

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GNU GRUB

GNU GRUB (short for GNU GRand Unified Bootloader) is a boot loader package from the GNU Project.

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GUID Partition Table

GUID Partition Table (GPT) is a standard for the layout of the partition table on a physical storage device used in a desktop or server PC, such as a hard disk drive or solid-state drive, using globally unique identifiers (GUID).

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Gummiboot (software)

gummiboot is an open-source boot manager, now the systemd-boot component of systemd.

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Hewlett-Packard

The Hewlett-Packard Company (commonly referred to as HP) or shortened to Hewlett-Packard was an American multinational information technology company headquartered in Palo Alto, California.

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HP Integrity Virtual Machines

Integrity Virtual Machines is software from Hewlett-Packard that allows multiple virtual machines to run concurrently on any Itanium server running HP-UX, notably the HP Integrity line.

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HP-UX

HP-UX (from "Hewlett Packard Unix") is Hewlett Packard Enterprise's proprietary implementation of the Unix operating system, based on UNIX System V (initially System III) and first released in 1984.

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Hyper-V

Microsoft Hyper-V, codenamed Viridian and formerly known as Windows Server Virtualization, is a native hypervisor; it can create virtual machines on x86-64 systems running Windows.

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Hypertext Transfer Protocol

The Hypertext Transfer Protocol (HTTP) is an application protocol for distributed, collaborative, and hypermedia information systems.

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IA-32

IA-32 (short for "Intel Architecture, 32-bit", sometimes also called i386) is the 32-bit version of the x86 instruction set architecture, first implemented in the Intel 80386 microprocessors in 1985.

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IA-64

IA-64 (also called Intel Itanium architecture) is the instruction set architecture (ISA) of the Itanium family of 64-bit Intel microprocessors.

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IBM

The International Business Machines Corporation (IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.

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IBM BladeCenter

The IBM BladeCenter was IBM's blade server architecture, until it was replaced by Flex System.

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IBM PC compatible

IBM PC compatible computers are computers similar to the original IBM PC, XT, and AT, able to use the same software and expansion cards.

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IBM Personal Computer

The IBM Personal Computer, commonly known as the IBM PC, is the original version and progenitor of the IBM PC compatible hardware platform.

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IBM Personal Computer/AT

The IBM Personal Computer AT, more commonly known as the IBM AT and also sometimes called the PC AT or PC/AT, was IBM's second-generation PC, designed around the 6 MHz Intel 80286 microprocessor and released in 1984 as System Unit 5170.

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IBM System x

The IBM System x computers formed a sub-brand of International Business Machines (IBM's) System brand servers, focusing on x86 processor equipped servers.

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InstantGo

InstantGo (formerly Connected Standby) is a Microsoft specification for Windows 8 hardware and software that aims to bring smartphone-type power management capabilities to the PC platform, as well as increasing physical security.

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Insyde Software

Insyde Software is a company that specializes in UEFI system firmware and engineering support services, primarily for OEM and ODM computer and component device manufacturers.

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Intel

Intel Corporation (stylized as intel) is an American multinational corporation and technology company headquartered in Santa Clara, California, in the Silicon Valley.

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Intel 8088

The Intel 8088 ("eighty-eighty-eight", also called iAPX 88) microprocessor is a variant of the Intel 8086.

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Interface (computing)

In computing, an interface is a shared boundary across which two or more separate components of a computer system exchange information.

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Internet Protocol

The Internet Protocol (IP) is the principal communications protocol in the Internet protocol suite for relaying datagrams across network boundaries.

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ISCSI

In computing, iSCSI is an acronym for Internet Small Computer Systems Interface, an Internet Protocol (IP)-based storage networking standard for linking data storage facilities.

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Itanium

Itanium is a family of 64-bit Intel microprocessors that implement the Intel Itanium architecture (formerly called IA-64).

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Kernel (operating system)

The kernel is a computer program that is the core of a computer's operating system, with complete control over everything in the system.

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Kernel-based Virtual Machine

Kernel-based Virtual Machine (KVM) is a virtualization infrastructure for the Linux kernel that turns it into a hypervisor.

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Kernel.org

kernel.org is the main distribution point of source code for the Linux kernel, which is the base of the Linux operating system.

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Lenovo

Lenovo Group Ltd. or Lenovo PC International, often shortened to Lenovo (formerly stylized as lenovo), is a Chinese multinational technology company with headquarters in Beijing, China and Morrisville, North Carolina.

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LGA 1155

LGA 1155, also called Socket H2, is a socket used for Intel microprocessors based on Sandy Bridge(2k) and Ivy Bridge(3k) microarchitectures.

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LILO (boot loader)

LILO (Linux Loader) is a boot loader for Linux and was the default boot loader for most Linux distributions in the years after the popularity of loadlin.

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Linus Torvalds

Linus Benedict Torvalds (born December 28, 1969) is a Finnish-American software engineer who is the creator, and historically, the principal developer of the Linux kernel, which became the kernel for operating systems such as the Linux operating systems, Android, and Chrome OS.

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Linux

Linux is a family of free and open-source software operating systems built around the Linux kernel.

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Linux distribution

A Linux distribution (often abbreviated as distro) is an operating system made from a software collection, which is based upon the Linux kernel and, often, a package management system.

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Linux kernel

The Linux kernel is an open-source monolithic Unix-like computer operating system kernel.

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Linux.conf.au

linux.conf.au (often abbreviated as lca) is Australasia's regional Linux and Open Source conference.

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Loadable kernel module

In computing, a loadable kernel module (LKM) is an object file that contains code to extend the running kernel, or so-called base kernel, of an operating system.

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Long mode

In the x86-64 computer architecture, long mode is the mode where a 64-bit operating system can access 64-bit instructions and registers.

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LWN.net

LWN.net is a computing webzine with an emphasis on free software and software for Linux and other Unix-like operating systems.

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Mac OS X Leopard

Mac OS X Leopard (version 10.5) is the sixth major release of Mac OS X (now named macOS), Apple's desktop and server operating system for Macintosh computers.

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Mac OS X Tiger

Mac OS X Tiger (version 10.4) is the fifth major release of Mac OS X (now named macOS), Apple's desktop and server operating system for Mac computers.

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Macintosh

The Macintosh (pronounced as; branded as Mac since 1998) is a family of personal computers designed, manufactured, and sold by Apple Inc. since January 1984.

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Master boot record

A master boot record (MBR) is a special type of boot sector at the very beginning of partitioned computer mass storage devices like fixed disks or removable drives intended for use with IBM PC-compatible systems and beyond.

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Matthew Garrett

Matthew Garrett is a technologist, programmer, and free software activist who is a major contributor to a series of free software projects including Linux, GNOME, Debian, Ubuntu, and Red Hat.

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Mebibyte

The mebibyte is a multiple of the unit byte for digital information.

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Micro-Star International

MSI (Micro-Star International Co., Ltd, Chinese: 微星科技股份有限公司), stylized as MSi is a Taiwanese multinational information technology corporation headquartered in New Taipei City, Taiwan.

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Microsoft Windows

Microsoft Windows is a group of several graphical operating system families, all of which are developed, marketed, and sold by Microsoft.

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MIPS architecture

MIPS (an acronym for Microprocessor without Interlocked Pipeline Stages) is a reduced instruction set computer (RISC) instruction set architecture (ISA)Price, Charles (September 1995).

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Motherboard

A motherboard (sometimes alternatively known as the mainboard, system board, baseboard, planar board or logic board, or colloquially, a mobo) is the main printed circuit board (PCB) found in general purpose microcomputers and other expandable systems.

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Multi-booting

Multi-booting is the act of installing multiple operating systems on a computer, and being able to choose which one to boot.

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Non-volatile memory

Non-volatile memory (NVM) or non-volatile storage is a type of computer memory that can retrieve stored information even after having been power cycled.

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Non-volatile random-access memory

Non-volatile random-access memory (NVRAM) is random-access memory that retains its information when power is turned off.

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Open Firmware

Open Firmware, or OpenBoot in Sun Microsystems parlance, is a standard defining the interfaces of a computer firmware system, formerly endorsed by the Institute of Electrical and Electronics Engineers (IEEE).

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OpenBIOS

OpenBIOS is a project aiming to provide free and open source implementations of Open Firmware.

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OpenBSD

OpenBSD is a free and open-source Unix-like computer operating system descended from Berkeley Software Distribution (BSD), a Research Unix derivative developed at the University of California, Berkeley.

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OpenSUSE

openSUSE, formerly SUSE Linux and SuSE Linux Professional, is a Linux-based project and distribution sponsored by SUSE Linux GmbH and other companies.

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OpenVMS

OpenVMS is a closed-source, proprietary computer operating system for use in general-purpose computing.

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Operating system

An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.

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Option ROM

An Option ROM typically consists of firmware that is called by the BIOS.

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Original equipment manufacturer

An Original Equipment Manufacturer (OEM) is a company that produces parts and equipment that may be marketed by another manufacturer.

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OS X Mountain Lion

OS X Mountain Lion (version 10.8) is the ninth major release of OS X (now named macOS), Apple Inc.'s desktop and server operating system for Macintosh computers.

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Partition table

A partition is a fixed-size subset of a disk drive which is treated as a unit by the operating system.

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Personal computer

A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.

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Phoenix Technologies

Phoenix Technologies Ltd is an American company that designs, develops and supports core system software for personal computers and other computing devices.

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Platform Initialization Specification

The Platform Initialization Specification (PI Specification) is a specification published by the Unified EFI Forum that describes the internal interfaces between different parts of computer platform firmware.

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Portable Executable

The Portable Executable (PE) format is a file format for executables, object code, DLLs, FON Font files, and others used in 32-bit and 64-bit versions of Windows operating systems.

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PowerPC

PowerPC (with the backronym Performance Optimization With Enhanced RISC – Performance Computing, sometimes abbreviated as PPC) is a reduced instruction set computing (RISC) instruction set architecture (ISA) created by the 1991 Apple–IBM–Motorola alliance, known as AIM.

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Preboot Execution Environment

In computing, the Preboot eXecution Environment (PXE, sometimes pronounced as pixie) specification describes a standardized client-server environment that boots a software assembly, retrieved from a network, on PXE-enabled clients.

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PS/2 port

The PS/2 port is a 6-pin mini-DIN connector used for connecting keyboards and mice to a PC compatible computer system.

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Public-key cryptography

Public-key cryptography, or asymmetric cryptography, is any cryptographic system that uses pairs of keys: public keys which may be disseminated widely, and private keys which are known only to the owner.

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Python (programming language)

Python is an interpreted high-level programming language for general-purpose programming.

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QEMU

QEMU (short for Quick Emulator) is a free and open-source emulator that performs hardware virtualization.

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Read-only memory

Read-only memory (ROM) is a type of non-volatile memory used in computers and other electronic devices.

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Real mode

Real mode, also called real address mode, is an operating mode of all x86-compatible CPUs.

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Real-time clock

A real-time clock (RTC) is a computer clock (most often in the form of an integrated circuit) that keeps track of the current time.

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Red Hat

Red Hat, Inc. is an American multinational software company providing open-source software products to the enterprise community.

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Red Hat Enterprise Linux

Red Hat Enterprise Linux (RHEL) is a Linux distribution developed by Red Hat and targeted toward the commercial market.

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REFInd

rEFInd is a boot menu and maintenance toolkit for UEFI-based machines like Windows 8+ PCs and Intel Macs.

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RISC-V

RISC-V (pronounced "risk-five") is an open instruction set architecture (ISA) based on established reduced instruction set computing (RISC) principles.

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Rootkit

A root kit is a collection of computer software, typically malicious, designed to enable access to a computer or areas of its software that is not otherwise allowed (for example, to an unauthorized user) and often masks its existence or the existence of other software.

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Samsung

Samsung is a South Korean multinational conglomerate headquartered in Samsung Town, Seoul.

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Shell (computing)

In computing, a shell is a user interface for access to an operating system's services.

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Smartphone

A smartphone is a handheld personal computer with a mobile operating system and an integrated mobile broadband cellular network connection for voice, SMS, and Internet data communication; most, if not all, smartphones also support Wi-Fi.

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Socket AM3+

AM3+ is a modification of the AM3 Socket designed for CPUs which use the AMD Bulldozer microarchitecture and retains compatibility with AM3 processors.

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Solaris (operating system)

Solaris is a Unix operating system originally developed by Sun Microsystems.

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SourceForge

SourceForge is a Web-based service that offers software developers a centralized online location to control and manage free and open-source software projects.

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Spain

Spain (España), officially the Kingdom of Spain (Reino de España), is a sovereign state mostly located on the Iberian Peninsula in Europe.

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SPARC

SPARC, for Scalable Processor Architecture, is a reduced instruction set computing (RISC) instruction set architecture (ISA) originally developed by Sun Microsystems.

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Specification (technical standard)

A specification often refers to a set of documented requirements to be satisfied by a material, design, product, or service.

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Storage area network

A storage area network (SAN) is a Computer network which provides access to consolidated, block level data storage.

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Sun Microsystems

Sun Microsystems, Inc. was an American company that sold computers, computer components, software, and information technology services and created the Java programming language, the Solaris operating system, ZFS, the Network File System (NFS), and SPARC.

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System Management BIOS

In computing, the System Management BIOS (SMBIOS) specification defines data structures (and access methods) that can be used to read management information produced by the BIOS of a computer.

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System Management Mode

System Management Mode (SMM, sometimes called ring -2 in reference to protection rings) is an operating mode of x86 central processor units (CPUs) in which all normal execution, including the operating system, is suspended.

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Tebibyte

The tebibyte is a multiple of the unit byte for digital information.

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Terabyte

The terabyte is a multiple of the unit byte for digital information.

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Toshiba

, commonly known as Toshiba, is a Japanese multinational conglomerate headquartered in Tokyo, Japan.

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Trivial File Transfer Protocol

Trivial File Transfer Protocol (TFTP) is a simple lockstep File Transfer Protocol which allows a client to get a file from or put a file onto a remote host.

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Trusted Platform Module

Trusted Platform Module (TPM, also known as ISO/IEC 11889) is an international standard for a secure cryptoprocessor, a dedicated microcontroller designed to secure hardware through integrated cryptographic keys.

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UBM plc

UBM plc is a global business-to-business (B2B) events organiser headquartered in London, United Kingdom.

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Ubuntu (operating system)

Ubuntu (stylized as ubuntu) is a free and open source operating system and Linux distribution based on Debian.

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Unified EFI Forum

The Unified Extensible Firmware Interface Forum or UEFI Forum is an alliance between several leading technology companies to modernize the booting process.

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Universally unique identifier

A universally unique identifier (UUID) is a 128-bit number used to identify information in computer systems.

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USB flash drive

A USB flash drive, also variously known as a thumb drive, pen drive, gig stick, flash stick, jump drive, disk key, disk on key (after the original M-Systems DiskOnKey drive from 2000), flash-drive, memory stick (not to be confused with the Sony Memory Stick), USB stick or USB memory, is a data storage device that includes flash memory with an integrated USB interface.

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User Datagram Protocol

In computer networking, the User Datagram Protocol (UDP) is one of the core members of the Internet protocol suite.

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User interface

The user interface (UI), in the industrial design field of human–computer interaction, is the space where interactions between humans and machines occur.

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User space

A modern computer operating system usually segregates virtual memory into kernel space and user space.

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Vendor lock-in

In economics, vendor lock-in, also known as proprietary lock-in or customer lock-in, makes a customer dependent on a vendor for products and services, unable to use another vendor without substantial switching costs.

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Video Graphics Array

Video Graphics Array (VGA) is the display hardware first introduced with the IBM PS/2 line of computers in 1987, following CGA and EGA introduced in earlier IBM personal computers.

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VirtualBox

Oracle VM VirtualBox (formerly Sun VirtualBox, Sun xVM VirtualBox and Innotek VirtualBox) is a free and open-source hypervisor for x86 computers currently being developed by Oracle Corporation.

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VMware

VMware, Inc. is a subsidiary of Dell Technologies that provides cloud computing and platform virtualization software and services.

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VMware ESXi

VMware ESXi (formerly ESX) is an enterprise-class, type-1 hypervisor developed by VMware for deploying and serving virtual computers.

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VMware Fusion

VMware Fusion is a software hypervisor developed by VMware for Macintosh computers.

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VMware vSphere

VMware vSphere (formerly VMware Infrastructure 4) is VMware's cloud computing virtualization platform.

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VMware Workstation

VMware Workstation is a hosted hypervisor that runs on x64 versions of Windows and Linux operating systems (an x86 version of earlier releases was available); it enables users to set up virtual machines (VMs) on a single physical machine, and use them simultaneously along with the actual machine.

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Windows 10

Windows 10 (codenamed Redstone, formerly Threshold) is a personal computer operating system developed and released by Microsoft, as part of the Windows NT family of operating systems.

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Windows 2000

Windows 2000 (codenamed NT 5.0) is an operating system for use on both client and server computers.

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Windows 7

Windows 7 (codenamed Vienna, formerly Blackcomb) is a personal computer operating system developed by Microsoft.

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Windows 8

Windows 8 is a personal computer operating system developed by Microsoft as part of the Windows NT family of operating systems.

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Windows RT

Windows RT is a discontinued mobile operating system developed by Microsoft.

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Windows Server 2003

Windows Server 2003 is a server operating system produced by Microsoft and released on April 24, 2003.

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Windows Server 2008 R2

Windows Server 2008 R2 is a server operating system produced by Microsoft.

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Windows Server 2012

Windows Server 2012, codenamed "Windows Server 8", is the sixth release of Windows Server.

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Windows Vista startup process

The startup process of Windows Vista, Windows Server 2008 and their successors differs from the startup process part of previous versions of Windows.

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Windows XP editions

Windows XP has been released in several editions since its original release in 2001.

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X.509

In cryptography, X.509 is a standard that defines the format of public key certificates.

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X86

x86 is a family of backward-compatible instruction set architectures based on the Intel 8086 CPU and its Intel 8088 variant.

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X86-64

x86-64 (also known as x64, x86_64, AMD64 and Intel 64) is the 64-bit version of the x86 instruction set.

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XScale

XScale is a microarchitecture for central processing units initially designed by Intel implementing the ARM architecture (version 5) instruction set.

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Zebibyte

The zebibyte is a multiple of the unit byte for digital information.

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64-bit computing

In computer architecture, 64-bit computing is the use of processors that have datapath widths, integer size, and memory address widths of 64 bits (eight octets).

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Redirects here:

Compatibility Support Module, Compatibility support module, CompatibilitySmm, EADK, EDK2 Application Development Kit, EFI Byte Code, EFI Developer Kit, EFI boot stub, EFI byte code, EFI handover, EFI variable, Extensible Firmware Interface, Graphics Output Protocol, Intel Boot Initiative, Intel boot initiative, OVMF, Open Virtual Machine Firmware, Pkek, Restricted Boot, Restricted boot, Secure Boot, Secureboot, Tiano, TianoCore, Tianocore, UEFI, UEFI CSM, UEFI Compatibility Support Module, UEFI CompatibilitySmm, UEFI GOP, UEFI Graphics Output Protocol, UEFI SMM, UEFI Secure Boot, UEFI System Management Mode, UEFI application, UEFI boot manager, UEFI boot stub, UEFI disk device compatibility, UEFI firmware, UEFI handover, UEFI secure boot, UEFI shell, UEFI variable, Uefi, Windows 8 secure boot.

References

[1] https://en.wikipedia.org/wiki/Unified_Extensible_Firmware_Interface

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