Product specifications

VT8601A Apollo PLE133
Revision 1.82 October 22, 2001 -32- Register Summary Tables
Technologies, Inc.
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3D Graphics Engine Registers
These registers are addressed at offsets from the Graphics
Engine Base Address (GEbase). All registers are 32-bit.
Offset
Span Engine Registers Default Acc
3-0 Parameter Source 1 — RW
7-4 Parameter Source 2 — RW
B-8 Parameter Destination 1 — RW
F-C Parameter Destination 2 — RW
Offset VGA Core Registers Default Acc
13-10 Right View Display Base Addresses — RW
17-14 Left View Display Base Addresses — RW
1B-18 Block Write Start Address — RW
1F-1C Block Write Area / End Address — RW
23-20 GE Status —
R
27-24 GE Control —
W
2B-28 GE Debug —
R
2F-2C Wait Mask — RW
Offset Rasterization & Setup Engine Regs Default Acc
33-30 Primitive Attribute — RW
37-34 -reserved- — —
3B-38 -reserved- — —
3F-3C Primitive Type —
W
3F-3C Setup Engine Status —
R
Offset Pixel Engine Registers Default Acc
43-40 -reserved- — —
47-44 Drawing Command — RW
4B-48 Raster Operation (ROP) — RW
4F-4C Z-Function — RW
53-50 Texture Function — RW
57-54 Clipping Window 0 — RW
5B-58 Clipping Window 1 — RW
5F-5C -reserved- — —
63-60 Color 0 — RW
67-64 Color 1 — RW
6B-68 Color Key — RW
6F-6C Pattern and Style — RW
73-70 Pattern Color — RW
77-74 Pattern Foreground Color — RW
7B-78 Pattern Background Color — RW
7F-7C Alpha — RW
83-80 Alpha Function — RW
87-84 Bit Mask — RW
8B-88 -reserved- — —
8F-8C -reserved- — —
93-90 -reserved- — —
97-94 -reserved- — —
9B-98 -reserved- — —
9F-9C -reserved- — —
Offset
Texture Engine Registers Default Acc
A3-A0 Texture Control — RW
A7-A4 Texture Color — RW
AB-A8 Palette Data —
W
AF-AC Texture Boundary — RW
Offset Command List Control Registers Default Acc
B3-B0 -reserved- — —
B7-B4 -reserved- — —
Offset Memory Interface Registers Default Acc
BB-B8 Destination Stride & Buffer 0 — RW
BF-BC Destination Stride & Buffer 1 — RW
C3-C0 Destination Stride & Buffer 2 — RW
C7-C4 Destination Stride & Buffer 3 — RW
CB-C8 Source Stride & Buffer 0 — RW
CF-CC Source Stride & Buffer 1 — RW
D3-D0 Source Stride & Buffer 2 — RW
D7-D4 Source Stride & Buffer 3 — RW
DB-D8 Z Depth & Buffer — RW
DF-DC Texture Base Level 0 (1:1 Map) — RW
E3-E0 Texture Base Level 1 — RW
E7-E4 Texture Base Level 2 — RW
EB-E8 Texture Base Level 3 — RW
EF-EC Texture Base Level 4 — RW
F3-F0 Texture Base Level 5 — RW
F7-F4 Texture Base Level 6 — RW
FB-F8 Texture Base Level 7 — RW
FF-FC Texture Base Level 8 (mallest) — RW
Offset Data Port Area Default Acc
1xxxx Data Port Area —