DEC 21X4X OPENSTEP Driver Overview

This article discusses a device driver for the OPENSTEP Mach operating system, versions 4.0 through 4.2.
Driver: DEC21X4XNetwork
Last Update: February 5, 1998

Availability Information

An updated release version of this driver, version 4.01, is avaiable on Apple's FTP servers at:
ftp://ftp.info.apple.com/Apple_Support_Area/Apple_Software_Updates/MultiCountry/Enterprise/openstep/drivers/released/DEC21X4X.pkg.compressed

Driver Name / Installer .pkg: DEC21X4XNetwork
Driver Type: Networking
Driver Scope: Generic-Chipset
Supported Components: DEC DECchip21040, DEC DECchip21041, DEC DECchip21140, DEC DECchip21142, DEC DECchip21143
PC Bus / Interface Supported by Driver*: PCI

General Overview notes: This driver supports PCI-bus network adapters or on-board network adapters based on DECchip 21X4X LAN Controller. This includes the 21040, 21041, 21140, 21142, and 21143 LAN Controllers. Both 10Mb/s and 100Mb/s connection speeds are supported.

Supported Products / Add-on Adapters:
Adaptec-Cogent ANA-6911A/TX
Cogent EM110-TX Fast Ethernet 10/100 Adapter
Cogent EM960 PCI
DEC DE500 (21143 based) PCI 10/100
DEC DE500 Fast EtherWORKS PCI 10/100
DANPEX PCI Ethernet (EN-9400P3)
SMC 9332 Fast Ethernet 10/100 Adapter
SMC PCI EtherPower (SMC 8432)


Supported Products / Systems (ie integrated into PC System):
DEC Celebris GL On-Board LAN Adapter (21142/21143, 10 Mb/s module)
DEC Celebris GL On-Board LAN Adapter (21142/21143, 10/100 Mb/s module)


Special Features of Driver / Driver Notes:
This device driver provides information in the Configure application's help panel. Choose Info>Help from the Configure menu and scroll down to find this device driver's help topic.

Networking Driver Details

Network Type*: 100 Base FX, 100 Base T4, 100 Base TX, EtherNet, Full Duplex
Speed*: 10 Mb/s, 100 Mb/s
Access Mode*: Bus Master DMA
Buffer Size*: NA
Supported Connectors*: AUI, BNC, UTP

Driver Version Notes

4.00 - Initial release
4.01 - Fixed a SROM parsing bug which prevented the driver from working with the ANA-6911A/TX cards.

* - Indicates information that is inclusive of the entire capability of this driver. Not all devices supported by this driver may include all features listed.
Published Date: Feb 18, 2012