Intel D845GVFN Product Specification - Page 39
Technical Reference
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2 Technical Reference What This Chapter Contains 2.1 Introduction ...39 2.2 Memory Map ...39 2.3 Fixed I/O Map...40 2.4 DMA Channels ...41 2.5 PCI Configuration Space Map 41 2.6 Interrupts ...42 2.7 PCI Interrupt Routing Map 43 2.8 Connectors...45 2.9 Jumper Blocks...56 2.10 Mechanical Considerations 58 2.11 Electrical Considerations 60 2.12 Thermal Considerations 61 2.13 Reliability...63 2.14 Environmental ...63 2.15 Regulatory Compliance 64 2.1 Introduction Sections 2.2 - 2.6 contain several standalone tables. Table 15 describes the system memory map, Table 16 shows the I/O map, Table 17 lists the DMA channels, Table 18 defines the PCI configuration space map, and Table 19 describes the interrupts. The remaining sections in this chapter are introduced by text found with their respective section headings. 2.2 Memory Map Table 15. System Memory Map Address Range (decimal) 1024 K - 2097152 K 960 K - 1024 K 896 K - 960 K 800 K - 896 K Address Range (hex) 100000 - 7FFFFFFF F0000 - FFFFF E0000 - EFFFF C8000 - DFFFF 640 K - 800 K 639 K - 640 K A0000 - C7FFF 9FC00 - 9FFFF 512 K - 639 K 0 K - 512 K 80000 - 9FBFF 00000 - 7FFFF Size 2047 MB 64 KB 64 KB 96 KB 160 KB 1 KB 127 KB 512 KB Description Extended memory Runtime BIOS Reserved Available high DOS memory (open to the PCI bus) Video memory and BIOS Extended BIOS data (movable by memory manager software) Extended conventional memory Conventional memory 39