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The Basic Input-Output System (BIOS) is an essential set of routines in a PC, which is stored on a chip on the motherboard. It acts as an intermediary between a computer's hardware and its operating system. Without the BIOS, the PC's operating system would have no way to communicate with, or take control of, the hardware.

BIOS for Beginners : Introduction

http://www.tomshardware.com/reviews/bios-beginners,1126.html
flashrom is a utility for identifying, reading, writing, verifying and erasing flash chips. It is designed to flash BIOS/EFI/coreboot/firmware/optionROM images on mainboards, network/graphics/storage controller cards, and various other programmer devices. Supports more than 288 flash chips, 177 chipsets, 374 mainboards, 50 PCI devices, 9 USB devices and various parallel/serial port-based programmers. Supports parallel, LPC, FWH and SPI flash interfaces and various chip packages ( DIP32 , PLCC32 , DIP8 , SO8/SOIC8 , TSOP32, TSOP40, TSOP48 , BGA and more) Crossflashing and hotflashing is possible as long as the flash chips are electrically and logically compatible (same protocol). Great for recovery.

Flashrom - coreboot

http://www.flashrom.org/Flashrom
coreboot is a Free Software project aimed at replacing the proprietary BIOS (firmware) found in most computers. coreboot performs a little bit of hardware initialization and then executes additional boot logic, called a payload . With the separation of hardware initialization and later boot logic, coreboot can scale from specialized applications that run directly from firmware, run operating systems in flash, load custom bootloaders, or implement firmware standards, like PC BIOS services or UEFI . This allows for systems to only include the features necessary in the target application, reducing the amount of code and flash space required.

coreboot

http://www.coreboot.org/Welcome_to_coreboot
http://computer.howstuffworks.com/bios.htm One of the most common uses of Flash memory is for the basic input/output system of your computer, commonly known as the BIOS (pronounced "bye-ose"). On virtually every computer available, the BIOS makes sure all the other chips, hard drives, ports and CPU function together. Every desktop and laptop computer in common use today contains a microprocessor as its central processing unit. The microprocessor is the hardware component.

quot;How BIOS Works"

Flash-guiden - Hardware.no

Vi har nå kommet så langt på veien som til å oppdatere BIOS. Hvis dette høres greskt ut bør du lese BIOS-guiden vår aller først. Den ligger til grunnlag for denne guiden, og forklarer en del rundt BIOS. La oss gå på sak: Oppdatering av BIOS kan gi støtte for de nyeste prosessorene, ny funksjonalitet, økt ytelse og stabilitet, og mer. Et passende eksempel er IHC5R-sørsiden til Intel som nylig fikk den etterlengtede RAID-1 støtten. http://www.hardware.no/artikler/flash-guiden/15344

BIOS from A to Z | Tom's Hardware

The Basic Input Output System - aka BIOS -resides in a small Flash EEPROM memory module on the motherboard. It's a form of read-only memory, but may be rewritten or programmed when the right tools and techniques are applied. During PC startup, the processor on the motherboard always executes the program stored in the BIOS as its first major maneuver. When a PC dawdles through the boot process, the system runs slowly, Windows crashes, or the hardware fails, a badly configured BIOS may be at fault. In this article, we show you how to manipulate the switch center of your PC, to make your system run faster and work better. http://www.tomshardware.com/reviews/bios-a-z,1200.html

BIOS-guide for overklokkere - Hardware.no

Over ser du et eksempel på brukergrensesnittet til BIOS. Vet du hvordan du skal bruke det? Vet du i det hele tatt hva det er? Ikke? Vel, akkurat det er hva vi skal gjøre noe med nå. http://www.hardware.no/artikler/bios-guide/15336