Intel BLKD945GNTLKR Product Specification - Page 6

Technical Reference, Overview of BIOS Features

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Intel Desktop Board D945GNT Technical Product Specification 2 Technical Reference 2.1 Introduction ...47 2.2 Memory Resources ...47 2.2.1 Addressable Memory 47 2.2.2 Memory Map 49 2.3 DMA Channels ...49 2.4 Fixed I/O Map...50 2.5 PCI Configuration Space Map 51 2.6 Interrupts ...52 2.7 PCI Conventional Interrupt Routing Map 53 2.8 Connectors...55 2.8.1 Back Panel Connectors 55 2.8.2 Component-side Connectors 58 2.9 Jumper Block ...67 2.10 Mechanical Considerations 68 2.10.1 Form Factor 68 2.10.2 I/O Shield...69 2.11 Electrical Considerations 71 2.11.1 DC Loading...71 2.11.2 Add-in Board Considerations 71 2.11.3 Fan Connector Current Capability 72 2.11.4 Power Supply Considerations 72 2.12 Thermal Considerations 73 2.13 Reliability...75 2.14 Environmental ...76 2.15 Regulatory Compliance 77 2.15.1 Safety Regulations 77 2.15.2 EMC Regulations 77 2.15.3 European Union Declaration of Conformity Statement 78 2.15.4 Recycling Considerations 79 2.15.5 Product Certification Markings (Board Level 80 3 Overview of BIOS Features 3.1 Introduction ...81 3.2 BIOS Flash Memory Organization 82 3.3 Resource Configuration 82 3.3.1 PCI Autoconfiguration 82 3.3.2 PCI IDE Support 82 3.4 System Management BIOS (SMBIOS 83 3.5 Legacy USB Support...83 3.6 BIOS Updates ...84 3.6.1 Language Support 84 3.6.2 Custom Splash Screen 84 3.7 Boot Options ...85 3.7.1 CD-ROM Boot 85 3.7.2 Network Boot 85 3.7.3 Booting Without Attached Devices 85 3.7.4 Changing the Default Boot Device During POST 85 vi

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Intel Desktop Board D945GNT Technical Product Specification
vi
2
Technical Reference
2.1
Introduction
..................................................................................................................
47
2.2
Memory Resources
......................................................................................................
47
2.2.1
Addressable Memory
.....................................................................................
47
2.2.2
Memory Map
..................................................................................................
49
2.3
DMA Channels
.............................................................................................................
49
2.4
Fixed I/O Map
...............................................................................................................
50
2.5
PCI Configuration Space Map
......................................................................................
51
2.6
Interrupts
......................................................................................................................
52
2.7
PCI Conventional Interrupt Routing Map
.....................................................................
53
2.8
Connectors
...................................................................................................................
55
2.8.1
Back Panel Connectors
.................................................................................
55
2.8.2
Component-side Connectors
.........................................................................
58
2.9
Jumper Block
...............................................................................................................
67
2.10
Mechanical Considerations
..........................................................................................
68
2.10.1
Form Factor
...................................................................................................
68
2.10.2
I/O Shield
.......................................................................................................
69
2.11
Electrical Considerations
..............................................................................................
71
2.11.1
DC Loading
....................................................................................................
71
2.11.2
Add-in Board Considerations
.........................................................................
71
2.11.3
Fan Connector Current Capability
.................................................................
72
2.11.4
Power Supply Considerations
.......................................................................
72
2.12
Thermal Considerations
...............................................................................................
73
2.13
Reliability
......................................................................................................................
75
2.14
Environmental
..............................................................................................................
76
2.15
Regulatory Compliance
................................................................................................
77
2.15.1
Safety Regulations
........................................................................................
77
2.15.2
EMC Regulations
...........................................................................................
77
2.15.3
European Union Declaration of Conformity Statement
..................................
78
2.15.4
Recycling Considerations
..............................................................................
79
2.15.5
Product Certification Markings (Board Level)
................................................
80
3
Overview of BIOS Features
3.1
Introduction
..................................................................................................................
81
3.2
BIOS Flash Memory Organization
...............................................................................
82
3.3
Resource Configuration
...............................................................................................
82
3.3.1
PCI Autoconfiguration
....................................................................................
82
3.3.2
PCI IDE Support
............................................................................................
82
3.4
System Management BIOS (SMBIOS)
........................................................................
83
3.5
Legacy USB Support
....................................................................................................
83
3.6
BIOS Updates
..............................................................................................................
84
3.6.1
Language Support
.........................................................................................
84
3.6.2
Custom Splash Screen
..................................................................................
84
3.7
Boot Options
................................................................................................................
85
3.7.1
CD-ROM Boot
...............................................................................................
85
3.7.2
Network Boot
.................................................................................................
85
3.7.3
Booting Without Attached Devices
................................................................
85
3.7.4
Changing the Default Boot Device During POST
..........................................
85