参数资料
型号: RG82845MZ
英文描述: Controller Miscellaneous - Datasheet Reference
中文描述: 控制器杂项-数据表参考
文件页数: 94/157页
文件大小: 1407K
代理商: RG82845MZ
Intel
82845MP/82845MZ Chipset-Mobile (MCH-M)
250687-002
Datasheet
41
R
3.5.2.
CONFIG_DATA - Configuration Data Register
I/O Address:
0CFCh
Default Value:
00000000h
Access:
Read/Write
Size:
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
Bit
Default
0
Configuration Data Window
Bit
Descriptions
31:0
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.
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