Option ROM

An Option ROM typically consists of firmware that is called by the system BIOS. For example, an adapter card that controls a boot device might contain firmware that is used to connect the device to the system once the Option ROM is loaded.

Read more about Option ROMStandard IBM PC BIOS

Other articles related to "option rom, option roms":

Option ROM - Standard IBM PC BIOS - BIOS Boot Specification
... This provided a more standardized approach where an option ROM could be initialized at the start of the boot process, it could inform the BIOS about its functionality ...
BIOS - Firmware On Adapter Cards
... (This code is generally referred to as an option ROM) ... Even devices built into the motherboard can behave in this way their option ROMs can be stored as separate code on the main BIOS flash chip, and ... An add-in card usually only requires an option ROM if it Needs to be used before the operating system can be loaded (usually this means it is required in the bootstrapping ...

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