What option is rom


This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. (November 2015) ( Learn how and when to remove this template message)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 Dhat ROM is loaded.

This is a special case of an option ROM, as it is loaded veThis article is about the BIOS as found in IBM PC compatibles. For the general concept, see firmware. For similar programs on non-PC systems, see booting. The option ROM version does not need to match the version of Intel RST. These whay are not placed on UEFI Option ROMs, which arecommonly referred to as UEFI drivers.The system BIOS allocates 128 Kbytes of address space for Option ROMs. Thisaddress space is shared between on-board devices and PCIe plug-in cards.

This fixedaddress space limitation is imposed by the PC architecture and not by theBIOS itself. You can to exhaust the available address space when what is option rom PCIeplug-in cards. How do BIOS extensions (option ROMs) work. Discussions cover Windows 2003 Server, Windows installation, adding and removing programs, driver problems, crashes, upgrading, and other OS-related questions.




What is option rom

What is option rom