NeXTSTEP 3.3 Driver: ATI Mach32

This document discusses a device driver for the NeXTSTEP operating system, version 3.3. This driver will not work with any version of OPENSTEP.
Availability Information

An updated release version of this driver, version 3.30, is avaiable on Apple's FTP servers at:
ftp://ftp.info.apple.com/Apple_Support_Area/Apple_Software_Updates/MultiCountry/Enterprise/nextstep/drivers/released/ATIMach32.pkg.compressed

Driver Name / Installer .pkg: ATIMach32DisplayDriver
Driver Type: Display
Driver Scope: Generic-Chipset
Supported Components: AT&T ATT20C491 RAMDAC, ATI 68800 (Mach32), ATI 68830 RAMDAC, ATI 68875 RAMDAC, Brooktree Bt481 RAMDAC, Brooktree Bt485 RAMDAC
PC Bus / Interface Supported by Driver**: EISA, Integrated, PCI, VL-Bus

General Overview notes: Generic Driver for the ATI Mach32 (Also known as 68800) Rev 3, Rev 6 and AX.

Supported Products / Add-on Adapters:
ATI Graphics Ultra Pro - EISA (with 2MB VRAM)
ATI Graphics Ultra Pro - PCI (with 2MB VRAM)
ATI Graphics Ultra Pro - VL-Bus (with 2MB VRAM)
ATI Graphics Ultra Pro XLR - VL-Bus (with 2MB DRAM) - not tested, but should work
ATI Graphics Ultra Pro XLR - PCI (with 2MB DRAM) - not tested, but should work

Supported Products / Systems (ie integrated into PC System):
Intel GX/Pro (Custom LocalBus, onboard ATI, TI 34075 RAMDAC)
Data General Dasher DE2 (Custom LocalBus, TI 34075 RAMDAC)
AST Premmia 4D (Custom LocalBus, onboard ATI, BT 481 RAMDAC)
Gateway V Series (VESA LocalBus, ATI 68875 RAMDAC)

Special Features of Driver / Driver Notes:


Display Driver Details

Supported Connectors: 15-pin High Density (VGA)
Access Mode: Linear Framebuffer
Adapter Memory: 1MB DRAM, 1MB VRAM, 2MB DRAM, 2MB VRAM

Display Modes (Number in () after resolution indicates frame buffer size required)

32 Bit Color Modes**:


16 Bit Color Modes**:
1024x768 (2MB+), 1120x832 (2MB+), 800x600 (1MB+)

8 Bit Color / Greyscale Modes**:
1024x768 (1MB+), 1120x832 (1MB+), 1280x1024 (2MB+), 800x600 (1MB+)

Known Problems

NeXT SQA has experienced some display problems with the ATI Mach32 VL-Bus adapter on machines using the OPTi chip-set. One of the problems is the machine will hang in any of the 8-bit greyscale display modes. However, machines without this chip-set behave normally.

NeXT SQA has witnessed some video noise in 800x600 display modes for adapters with the 68003 Mach32 chip.

Driver Version Notes

** - Indicates information that is inclusive of the entire capability of this driver. Not all devices supported by this driver may include all features listed. Check any available NeXTanswers and the hardware manual for the device for additional information.

Product Vendor
ATI Technology
2880 Zanker Road
Suite 203
San Jose, CA 95134

+1 (416) 882 2600 international phone
+1 (905) 764 9404 bulletin board system
+1 (416) 882 2600 faxback system
WWW: http://www.atitech.ca/
Published Date: Feb 20, 2012