Computers with 64-bit Intel Itanium 2 processors store boot options in nonvolative RAM (NVRAM), a storage medium that can be edited, but retains its state even when you turn off power to the computer.
The following sections briefly describe the boot options in NVRAM and explain the aspects of boot options that are specific to Itanium-based systems.
For a detailed description of boot options on Itanium-based systems, see the Extensible Firmware Interface Specification. You can download a copy of the specification from the Intel Extensible Firmware Interface Web site.
This section includes: