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Extensible Firmware Interface Specification
Glossary-8 12/01/02 Version 1.10
Little Endian A memory architecture in which the low-order byte of a multibyte datum is at the
lowest address, while the high-order byte is at the highest address. See Big
Endian.
Load File Protocol A protocol that is used during boot services to find and load other modules
of code.
Loaded Image Protocol
A protocol that is used during boot services to obtain information about a loaded
image. Also called the EFI Loaded Image Protocol.
Loaded Image A file containing executable code. When started, a loaded image is given its
image handle and can use it to obtain relevant image data.
LOM See LAN On Motherboard
.
Long File Names (LFN)
Refers to an extension to the FAT File System
that allows file names to be
longer than the original standard (eight characters plus a three-character
extension).
Machine Check Abort (MCA)
The system management and error correction facilities built into the Intel Itanium
processors.
Master Boot Record (MBR)
The data structure that resides on the first sector of a hard disk and defines the
partitions on the disk.
MBR See Master Boot Record
.
MCA See Machine Check Abort
.
Media Device Path
A Device Path that is used to describe the portion of a medium that is being
abstracted by a boot service. For example, a Media Device Path could define
which partition on a hard drive was being used.
Memory Allocation Services
The set of functions used to allocate and free memory, and to retrieve the
memory map. Includes AllocatePages()
, FreePages(),
AllocatePool(
), FreePool(), and GetMemoryMap().