82845MP Datasheet, PDF (41/157 Pages) Intel Corporation – Intel 845 Family Chipset-Mobile 82845MP/82845MZ Chipset Memory Controller Hub Mobile (MCH-M)

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Intel^® 82845MP/82845MZ Chipset-Mobile (MCH-M)
3.5.2. CONFIG_DATA - Configuration Data Register
I/O Address:
Default Value:
Access:
Size:
0CFCh
00000000h
Read/Write
32 bits
CONFIG_DATA is a 32-bit read/write window into configuration space. The portion of configuration
space that is referenced by CONFIG_DATA is determined by the contents of CONFIG_ADDRESS.
Figure 3. Configuration Data Register
31
0
0 Bit
Default
Configuration Data Window
Bit
31:0
Descriptions
Configuration Data Window (CDW). If bit 31 of CONFIG_ADDRESS is 1 any I/O access that to the
CONFIG_DATA register will be mapped to configuration space using the contents of
CONFIG_ADDRESS.
250687-002
Datasheet
41