Product specifications

ManualsBrandsVIA Technologies ManualsComputer equipmentVT82C694X Pro

VT8601A Apollo PLE133

Revision 1.82 October 22, 2001 -26- Register Summary Tables

Technologies, Inc.

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Device 0 Bus 1 Registers - 2D / 3D Graphics Accelerator

PCI Configuration Registers

Offset

Confi

g

uration Header Default Acc

1-0 Vendor ID

1023

R

3-2 Device ID

8500

R

5-4 PCI Command

0003 RW

7-6 PCI Status

0220 RW

8 Revision ID

nn

R

9 Register Level 00 R

A Sub Class Code 00 R

B Base Class Code

03

R

F-C -reserved- — —

13-10 Memory Base 0 (8MB display mem)

E000 0000 RW

17-14 Memory Base 1 (128K mem map IO)

E080 0000 RW

1B-18 Memory Base 2 (8MB video overlay)

E040 0000 RW

2B-1C -reserved- — —

2D-2C Subsystem Vendor ID 0000

RW

2F-2E Subsystem ID 0000

RW

33-30 Expansion ROM Base

0000 0001 RW

3B-34 -reserved- — —

3C Interrupt Line

0B RW

3D Interrupt Pin

01

R

3E-3F -reserved- — —

Offset Device-Specific Configuration Default Acc

40-8F -reserved- — —

93-90 Power Management 1 — RW

97-94 Power Management 2 — RW

98-FF -reserved- — —

PCI Bus Master Registers (2204, 2300, 231x, 232x)

I/O Port PCI Bus Master Re

g

isters Default Acc

2207-2204 Master Status —

R

2303-2300 Master Control — RW

2313-2310 System Side Start Address — RW

2315-2314 Master Height — RW

2317-2316 Master Width — RW

231B-2318 FB Start Address & Pitch — RW

231D-231C System Side Pitch — RW

231F-231E -reserved- — —

2323-2320 Clear Data — RW

AGP Registers (2300-23FF)

I/O Port

AGP Confi

g

uration Re

g

s Default Acc

2303-2300 (See PCI Bus Master Regs)

2307-2304 Capability List — RW

230F-2308 -reserved- — —

2323-2310 (See PCI Bus Master Regs)

2333-2324 -reserved- — —

2337-2334 Capability List Address — RW

233F-2338 -reserved- — —

I/O Port AGP Operation Registers Default Acc

2343-2340 FB Command List Start Addr — RW

2347-2344 FB Command List Size — RW

234B-2348 Ch 1 FB Start Addr / Pitch — RW

234F-234C Ch 1 Frame Buffer Size — RW

2353-2350 Ch 1 System Start Address — RW

2357-2354 Ch 1 & 2 System Side Pitch — RW

235B-2358 Ch 2 System Start Address — RW

235F-235C Ch 2 FB Start Addr / Pitch — RW

2363-2360 Ch 2 FB Size — RW

2367-2364 Ch Arb Counter Threshold — RW

236B-2368 Channel 1/0 Control — RW

236F-236C Global & Channel 2 Control — RW

2373-2370 Cmd List / Ch 0/1/2 Op Status — RW

237F-2374 -reserved- — —

I/O Port AGP Configuration Regs Default Acc

2383-2380 Capability Identifier — RW

2387-2384 AGP Status — RW

238B-2388 AGP Command — RW

23AF-238C -reserved- — —

I/O Port AGP Command Buffer Regs Default Acc

23B3-23B0 Command Buffer Start Addr — RW

23B7-23B4 Command Buffer End Addr — RW

23FF-23B8 -reserved- — —