NAME
txp – 3Com 3XP Typhoon/Sidewinder (3CR990) 10/100 Ethernet device
SYNOPSIS
txp* at pci?
DESCRIPTION
The txp driver provides support for the 3Com Typhoon/Sidewinder Fast Ethernet chipset, including the following:
-
3Com 3CR990-TX-95
-
3Com 3CR990-TX-97
-
3Com 3CR990SVR95
-
3Com 3CR990SVR97
The txp driver supports IPv4 receive IP/TCP/UDP checksum offload, IPv4 transmit IP checksum offload, and VLAN tag insertion and stripping.
The txp driver supports the following media types:
- autoselect
-
Enable autoselection of the media type and options. The user can manually override the autoselected mode by adding media options to the appropriate hostname.if(5) file.
- 10baseT
-
Set 10Mbps operation. The ifconfig(8) mediaopt option can also be used to select either full-duplex or half-duplex modes.
- 100baseTX
-
Set 100Mbps (Fast Ethernet) operation. The ifconfig(8) mediaopt option can also be used to select either full-duplex or half-duplex modes.
The txp driver supports the following media options:
- full-duplex
-
Force full duplex operation.
- half-duplex
-
Force half duplex operation.
For more information on configuring this device, see ifconfig(8).
FILES
The driver needs a firmware file, which is loaded on demand when the device is attached:
- /etc/firmware/3c990
SEE ALSO
arp(4), ifmedia(4), intro(4), netintro(4), pci(4), hostname.if(5), ifconfig(8)
HISTORY
The txp driver first appeared in OpenBSD 2.9.