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LPC/FWH Interface Configuration
11-8 Intel® 460GX Chipset Software Developer’s Manual
11.1.17 MGPIOC–Muxed GPIO Control (Function 0)
Offset: 84-85h
Default Value: 0500h
Attribute: Read/Write
11.1.18 PDMACFG–PCI DMA Configuration Resister (Function O)
Address Offset: 90-91h
Default Value: 0000h
Attribute: Read/Write
11.1.19 DDMABP–Distributed DMA Slave Base Pointer Registers
(Function 0)
Address Offset: 92-93h (CH0-3), 94-95h (CH5-7)
Default Value: 0000h
Attribute: Read/Write
Bit Description
16:13 Reserved.
12 Reserved. Must be set to ‘1’.
11 Reserved.
10 Reserved. Must be set to ‘1’.
9 Reserved.
8 Reserved. Must be set to ‘1’.
7 Reserved. Must be set to ‘1’.
6 Reserved. Must be set to ‘1’.
5 Reserved. Must be set to ‘1’.
4 Reserved. Must be set to ‘1’.
3:0 Reserved.
Bits Description
15:14 Reserved. Must be set to ‘11’.
13:12 Reserved. Must be set to ‘11’.
11:10 Reserved. Must be set to ‘11’.
9:8 Reserved.
7:6 Reserved. Must be set to ‘11’.
5:4 Reserved. Must be set to ‘11’.
3:2 Reserved. Must be set to ‘11’.
1:0 Reserved. Must be set to ‘11’.