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AMD Geode SC1201 User Manual

Page 96

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96

AMD Geode™ SC1200/SC1201 Processor Data Book

SuperI/O Module

32579B

Index 75h

DMA Channel Select 1 (R/W)

Indicates selected DMA channel for DMA 1 of the logical device (1 - the second DMA channel in case of using more than one DMA
channel).

7:3

Reserved.

2:0

DMA 1 Channel Select: This bit field selects the DMA channel for DMA 1.

The valid choices are 0-3, where a value of 0 selects DMA channel 0, 1 selects channel 1, etc.

A value of 4 indicates that no DMA channel is active.

Values 5-7 are reserved.

Index F0h-FEh

Logical Device Configuration (R/W)

Special (vendor-defined) configuration options.

Table 5-3. Standard Configuration Registers

Bit

Description

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