Intel Desktop Board DQ965CO Technical Product Specification
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2 Technical Reference
2.1 Memory Map................................................................................... 49
2.1.1 Addressable Memory............................................................. 49
2.2 DMA Channels................................................................................. 51
2.3 Fixed I/O Map ................................................................................. 52
2.4 PCI Configuration Space Map ............................................................ 53
2.5 Interrupts ...................................................................................... 54
2.6 PCI Interrupt Routing Map ................................................................ 55
2.7 Connectors and Headers................................................................... 56
2.7.1 Back Panel Connectors .......................................................... 57
2.7.2 Component-side Connectors and Headers ................................ 58
2.8 Jumper Block .................................................................................. 67
2.9 Mechanical Considerations ................................................................ 68
2.9.1 Form Factor......................................................................... 68
2.9.2 I/O Shield ........................................................................... 69
2.10 Electrical Considerations................................................................... 71
2.10.1 DC Loading.......................................................................... 71
2.10.2 Fan Header Current Capability................................................ 71
2.10.3 Add-in Board Considerations .................................................. 72
2.10.4 Power Supply Considerations ................................................. 72
2.11 Thermal Considerations.................................................................... 73
2.12 Reliability ....................................................................................... 75
2.13 Environmental ................................................................................ 76
3 Overview of BIOS Features
3.1 Introduction ................................................................................... 77
3.2 BIOS Flash Memory Organization....................................................... 78
3.3 Resource Configuration .................................................................... 78
3.3.1 PCI Autoconfiguration ........................................................... 78
3.3.2 PCI IDE Support................................................................... 79
3.4 System Management BIOS (SMBIOS)................................................. 79
3.5 Legacy USB Support ........................................................................ 80
3.6 BIOS Updates ................................................................................. 80
3.6.1 Language Support ................................................................ 81
3.6.2 Custom Splash Screen .......................................................... 81
3.7 BIOS Recovery................................................................................ 81
3.8 Boot Options................................................................................... 82
3.8.1 CD-ROM Boot ...................................................................... 82
3.8.2 Network Boot....................................................................... 82
3.8.3 Booting Without Attached Devices........................................... 82
3.8.4 Changing the Default Boot Device During POST ........................ 82
3.9 Adjusting Boot Speed....................................................................... 83
3.9.1 Peripheral Selection and Configuration..................................... 83
3.9.2 BIOS Boot Optimizations ....................................................... 83
3.10 BIOS Security Features .................................................................... 84