cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 404

• Manufacturer Part Number: cs5535
• Description: Geode Cs5535 Companion Multi-function South Bridge
• Manufacturer: National Semiconductor Corporation

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DMA Register Descriptions
5.13.1.2
DMA Shadow Channel 0 Mode (DMA_SHDW_CH0)
MSR Address
Type
Reset Value
DMA Shadow Channel 1 Mode (DMA_SHDW_CH1)
MSR Address
Type
Reset Value
DMA Shadow Channel 2 Mode (DMA_SHDW_CH2)
MSR Address
Type
Reset Value
DMA Shadow Channel 3 Mode (DMA_SHDW_CH3)
MSR Address
Type
Reset Value
15:8
Bit
7:6
3:2
1:0
15
5
4
Name
RSVD
TRANS_MODE
ADDR_DIR
AUTO_INIT
TRANS_TYPE
CH_NUM
14
DMA Shadow Channel [7:0] Mode (DMA_SHDW_CH[x])
13
51400041h
RO
00xxh
51400042
RO
00xxh
51400043
RO
00xxh
51400044
RO
00xxh
12
RSVD
Description
Reserved. Reads as 00h.
Data Transfer Mode.
00: Demand.
01: Single.
Address Direction. 0: Increment; 1: Decrement.
Auto-Initialization Enable. 0: Disabled; 1: Enabled.
Transfer Type.
00: Verify.
01: Memory write.
Channel Number [3:0].
00: Channel 0.
01: Channel 1.
Channel Number [7:4].
00: Channel 4.
01: Channel 5.
11
(Continued)
DMA_SHDW_CH[x] Bit Descriptions
10
DMA_SHDW_CH[x] Register Map
9
8
404
TRANS_MODE ADDR_
DMA Shadow Channel 4 Mode (DMA_SHDW_CH4]
MSR Address
Type
Reset Value
DMA Shadow Channel 5 Mode (DMA_SHDW_CH5)
MSR Address
Type
Reset Value
DMA Shadow Channel 6 Mode (DMA_SHDW_CH6)
MSR Address
Type
Reset Value
DMA Shadow Channel 7 Mode (DMA_SHDW_CH7)
MSR Address
Type
Reset Value
7
11: Cascade
10: Memory read.
11: Reserved.
10: Channel 2.
11: Channel 3.
10: Channel 6.
11: Channel 7.
10: Block.
6
DIR
5
AUTO_
51400045h
RO
00xxh
51400046h
RO
00xxh
51400047h
RO
00xxh
51400048h
RO
00xxh
INIT
4
TRANS_TYPE
3
2
1
CH_NUM
Revision 0.8
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