The BIOS firmware supports both legacy BIOS and Unified Extensible Firmware Interface (UEFI); the default setting is Legacy. Some operating systems support both legacy BIOS and UEFI BIOS and some support legacy BIOS only.
The following supported Microsoft Windows operating systems support UEFI or legacy BIOS boot modes:
Microsoft Windows Server 2008 R2 SP1
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Follow these instructions for setting the BIOS boot mode before installing the OS:
POST messages appear on the console.
The BIOS Setup Utility main screen appears.
The Boot Menu screen appears.
More information about using Legacy or UEFI boot mode is available in the "Setting Up and Configuring BIOS" section in the X4 Series Administration Guide. Refer to:
Oracle X4 Series Servers Administration Guide (http://www.oracle.com/goto/x86AdminDiag/docs)
Next Steps