Datasheet

10 Datasheet, Volume 2
Figures
2-1 System Address Range Example ..........................................................................19
2-2 DOS Legacy Address Range ................................................................................20
2-3 Main Memory Address Range...............................................................................22
2-4 PCI Memory Address Range ................................................................................26
2-5 Case 1 – Less than 4 GB of Physical Memory (no remap) ........................................31
2-6 Case 2 – Greater than 4 GB of Physical Memory.....................................................32
2-7 Example: DMI Upstream VC0 Memory Map............................................................41
2-8 PEG Upstream VC0 Memory Map..........................................................................43
Tables
2-1 Register Attributes and Terminology.....................................................................15
2-2 Register Attribute Modifiers .................................................................................16
2-3 PCI Devices and Functions ..................................................................................16
2-4 SMM Regions ....................................................................................................37
2-5 IGD Frame Buffer Accesses .................................................................................44
2-6 IGD VGA I/O Mapping ........................................................................................44
2-7 VGA and MDA I/O Transaction Mapping ................................................................45
2-8 PCI Device 0, Function 0 Configuration Space Register Address Map .........................47
2-9 PCI Device 1 Function 0–2 Configuration Space Register Address Map.......................86
2-10 PCI Device 1 Function 0–2 Extended Configuration Register Address Map ................132
2-11 PCI Device 2 Configuration Space Register Address Map .......................................148
2-12 Device 2 IO Register Address Map......................................................................160
2-13 PCI Device 6 Register Address Map .................................................................... 161
2-14 PCI Device 6 Extended Configuration Register Address Map ...................................203
2-15 DMIBAR Register Address Map...........................................................................217
2-16 MCHBAR Registers in Memory Controller – Channel 0 Register Address Map.............239
2-17 MCHBAR Registers in Memory Controller – Channel 1 Register Address Map.............245
2-18 MCHBAR Registers in Memory Controller –Integrated Memory Peripheral
Hub (IMPH) Register Address Map......................................................................251
2-19 MCHBAR Registers in Memory Controller – Common Register Address Map .............. 253
2-20 Memory Controller MMIO Registers Broadcast Group Register Address Map..............257
2-21 Integrated Graphics VTd Remapping Engine Register Address Map ......................... 260
2-22 PCU MCHBAR Register Address Map ................................................................... 296
2-23 PXPEPBAR Address Map ....................................................................................308
2-24 Default PEG/DMI VTd Remapping Engine Register Address Map..............................309