UEFI setup, Ubuntu and Windows UEFI Dual Boot, Linux, Debian, Ubuntu, Fedora, Arch Linux

Saturday, 31 January 2015

How to Switch from BIOS-Compatibility Mode to UEFI Mode

Saturday, January 31, 2015 Posted by UEFI Support , , , , , ,
When installing Windows® 7 or Windows Server® 2008 R2 on computers based on Unified Extensible Firmware Interface (UEFI), you may need to switch from BIOS-compatibility mode to UEFI mode. Some UEFI platforms support booting into a BIOS-compatible mode, and it is not always apparent whether UEFI or BIOS is the default boot option. On these computers, you might be required...

Thursday, 29 January 2015

Microsoft Windows Secure Boot FAQ

Secure Boot is a security standard developed by members of the PC industry to help make sure that your PC boots using only software that is trusted by the PC manufacturer. When the PC starts, the firmware checks the signature of each piece of boot software, including firmware drivers (Option ROMs) and the operating system. If the signatures are good, the PC boots, and the firmware gives...

FreeBSD and UEFI How to

Thursday, January 29, 2015 Posted by UEFI Support , , , , ,
Boot Process The UEFI boot process uses an EFI System Partition (ESP) to store system bootstrap components. The ESP is a GPT or MBR partition with a specific identifier, and contains a FAT file system with a specified hierarchy. ...

Monday, 26 January 2015

GUID Partition Table

Monday, January 26, 2015 Posted by UEFI Support , , , ,
GUID Partition Table (GPT) is a partitioning scheme that is part of the Unified Extensible Firmware Interface specification; it uses a globally unique identifier for qualifying devices. It is the next generation partitioning scheme designed to succeed the Master Boot Record partitioning scheme method. Its necessity evolved to deal with several shortcomings the MBR partitioning scheme method and...

Saturday, 24 January 2015

Installing Ubuntu in UEFI mode

Saturday, January 24, 2015 Posted by UEFI Support , , , , ,
UEFI (~EFI) is a firmware interface that is widespread on recent computers, especially those more recent than 2010. It is intended to replace the traditional BIOS firmware interface that is prevalent on earlier machines. This page provides information about installing and booting Ubuntu using EFI, as well as about switching between EFI mode and legacy BIOS mode using Ubuntu. Installing...

Thursday, 22 January 2015

Firmware Types

Thursday, January 22, 2015 Posted by UEFI Support
BIOS A BIOS or Basic Input-Output System is the very first program (firmware) that is executed once the system is switched on. In most cases it is stored in a flash memory in the motherboard itself and independent of the system storage. BIOS launches the first 440 bytes (Master Boot Record) of the first disk in the BIOS disk order. Since very little can be achieved by a program that fits into...

Extensible Firmware Interface (EFI) and Unified EFI (UEFI)

Thursday, January 22, 2015 Posted by UEFI Support
Defining the interface between the operating system and platform firmware Background The Unified EFI (UEFI) Specification (previously known as the EFI Specification) defines an interface between an operating system and platform firmware. The interface consists of data tables that contain...