System memory map specifications, AMD discrete
graphics
Size Memory address System function
128 KB 000A0000-000BFFFF nVidia GeForce8400M GS
16 KB B0000000-B0003FFF HDA Controller
8 KB B0004000-B0005FFF Standard Dual Channel PCI IDE
Controller
4 KB B0006000-B0006FFF Standard OpenHCD USB Host Controller
256 B B0007000-B00070FF Standard Enhanced PCI to USB Host
Controller
4 KB B0008000-B0008FFF nVidia nForce Networking Controller
512 KB B0080000-B00FFFFF nVidia nForce System Management
Controller
2 KB B0100000-B01007FF RICOH OHCI Compliant IEEE 1394 Host
Controller
256 B B0100800-B01008FF SDA Standard Compliant SD Host
Controller
256 B B0100C00-B0100CFF Ricoh SD/MMC Host Controller
256 B B0101000-B01010FF Ricoh Memory Stick Controller
256 B B0101400-B01014FF Ricoh XD-Picture Card Controller
16 KB B0200000-B0203FFF Broadcom WLAN adapter
16 MB B1000000-B1FFFFFF nVidia GeForce8400M GS
32 MB B2000000-B3FFFFFF nVidia GeForce8400M GS
1 MB B6000000-B60FFFFF Broadcom WLAN adapter
256 MB C0000000-CFFFFFFF nVidia GeForce8400M GS
1 KB FED00000-FED003FF High precision event timer
System memory map specifications, AMD discrete graphics 123