Intel Extensible Firmware Interface, Specification

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Extensible Firmware Interface Specification
348 12/12/00 Version 1.02
Table E-1. Functions Listed in Alphabetic Order (continued)
Function Name Service or Protocol Sub-Service Function Description
EFI_PXE_BASE_CODE_CAL
LBACK PXE Base Code
Protocol Callback function that is invoked
when the PXE Base Code
Protocol is waiting for an event.
EFI_IMAGE_ENTRY_POINT Boot Services Image Services Prototype of an EFI Image’s entry
point.
EnableCursor Simple Text Output
Protocol Turns the visibility of the cursor
on/off.
Exit Boot Services Image Services Exits the image’s entry point.
ExitBootServices Boot Services Image Services Terminates boot services.
FatToStr Unicode Collation
Protocol Converts an 8.3 FAT file name in
an OEM character set to a Null-
terminated Unicode string.
Flush Device I/O Protocol Flushes any posted write data to
the device.
Flush File System Protocol Flushes all modified data
associated with the file to the
device.
FlushBlocks Block I/O Protocol Flushes any cached blocks.
FreeBuffer Device I/O Protocol Frees pages that were allocated
with AllocateBuffer.
FreePages Boot Services Memory Allocation
Services Frees memory pages.
FreePool Boot Services Memory Allocation
Services Frees allocated pool.
GetControl Serial I/O Protocol Reads the status of the control bits
on a serial device.
GetInfo File System Protocol Gets the requested file or volume
information.
GetMemoryMap Boot Services Memory Allocation
Services Returns the current boot services
memory map and memory
map key.
GetNextHighMonotonicCount Runtime Services Miscellaneous
Services Returns the next high 32 bits of a
platform's monotonic counter.
GetNextMonotonicCount Boot Services Miscellaneous
Services Returns a monotonically
increasing count for the platform.
GetNextVariableName Runtime Services Variable Services Enumerates the current variable
names.
GetPosition File System Protocol Returns the current file position.
GetStatus
Simple Network
Protocol Reads the current interrupt status
and recycled transmit buffer status
from the network interface.
continued