Contents
vii
3
Overview of BIOS Features
3.1
Introduction
................................................................................................................
95
3.2
BIOS Flash Memory Organization
..............................................................................
96
3.3
Resource Configuration
..............................................................................................
96
3.3.1
PCI Autoconfiguration
..................................................................................
96
3.3.2
PCI IDE Support
..........................................................................................
96
3.4
System Management BIOS (SMBIOS)
.......................................................................
97
3.5
Legacy USB Support
..................................................................................................
97
3.6
BIOS Updates
............................................................................................................
98
3.6.1
Language Support
........................................................................................
98
3.6.2
Custom Splash Screen
................................................................................
98
3.7
Boot Options
..............................................................................................................
99
3.7.1
CD-ROM Boot
..............................................................................................
99
3.7.2
Network Boot
...............................................................................................
99
3.7.3
Booting Without Attached Devices
...............................................................
99
3.7.4
Changing the Default Boot Device During POST
.........................................
99
3.8
Fast Booting Systems with Intel
®
Rapid BIOS Boot
..................................................
100
3.8.1
Peripheral Selection and Configuration
......................................................
100
3.8.2
Intel Rapid BIOS Boot
................................................................................
100
3.9
BIOS Security Features
............................................................................................
101
4
Error Messages and Beep Codes
4.1
BIOS Error Messages
..............................................................................................
103
4.2
Port 80h POST Codes
..............................................................................................
105
4.3
Bus Initialization Checkpoints
...................................................................................
109
4.4
Speaker
...................................................................................................................
110
4.5
BIOS Beep Codes
....................................................................................................
110