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 eitherfull-duplex
orhalf-duplex
modes. 100baseTX
- Set 100Mbps (Fast Ethernet) operation. The
ifconfig(8)
mediaopt
option can also be used to select eitherfull-duplex
orhalf-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.