cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 248

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

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ATAC Register Descriptions
5.4.1
5.4.1.1
MSR Address
Type
Reset Value
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
63:24
23:8
Bit
7:0
ATAC I/O
08h-0Fh
Offset
00h
01h
02h
03h
04h
Standard GeodeLink Device MSRs
GeodeLink Device Capabilities MSR (ATAC_GLD_MSR_CAP)
RSVD
Name
RSVD
DEV_ID
REV_ID
51300000h
RO
00000000_002470xxh
Type
R/W
R/W
R/W
---
---
---
Width
(Bits)
32
---
---
---
8
8
Description
Reserved. Reads as 0.
Device ID. Identifies module (2470h).
Revision ID. Identifies module revision. See CS5535 I/O Companion Device Errata
document for value.
Table 5-12. ATAC Native Registers Summary
ATAC_GLD_MSR_CAP Bit Descriptions
Register Name
Bus Master 0 Command - Primary
(ATAC_BM0_CMD_PRIM)
Unused
Bus Master 0 Status - Primary
(ATAC_BM0_STS_PRIM)
Unused
Bus Master 0 PRD Table Address - Pri-
mary (ATAC_BM0_PRD)
Reserved. Write accesses are ignored,
read accesses return 0.
ATAC_GLD_MSR_CAP Register Map
(Continued)
DEV_ID
RSVD
248
9
Reset Value
00000000h
8
00h
00h
---
---
7
6
5
REV_ID
4
3
Reference
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