1.\" $NetBSD: ex.4,v 1.14 2003/03/31 19:16:49 perry Exp $ 2.\" 3.\" Copyright (c) 1999 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.Dd June 2, 2001 7.Dt EX 4 8.Os 9.Sh NAME 10.Nm ex 11.Nd driver for 12.Tn 3Com 13Fast EtherLink XL (3c900, 3c905, 3c980) and similar 14.Tn PCI 15bus 16and 17.Tn cardbus 18.Tn Ethernet 19interfaces 20.Sh SYNOPSIS 21.Cd "ex* at cardbus? dev ? function ?" 22.Cd "ex* at pci? dev ? function ?" 23.Sh DESCRIPTION 24.Tn 3Com 25.Tn Ethernet 26and 27.Tn Fast Ethernet 28cards supported by the 29.Nm 30driver include: 31.Pp 32.Bl -item -compact 33.It 343c450-TX 10/100 Ethernet 35.It 363c555 MiniPCI 10/100 Ethernet 37.It 383c556 MiniPCI 10/100 Ethernet 39.It 403c556B MiniPCI 10/100 Ethernet 41.It 423c575-TX Ethernet 43.It 443c575B-TX Ethernet 45.It 463c575CT Ethernet 47.It 483c900-TPO Ethernet 49.It 503c900-COMBO Ethernet 51.It 523c900B-TPC Ethernet 53.It 543c900B-TPO Ethernet 55.It 563c900B-COMBO Ethernet 57.It 583c905-T4 10/100 Ethernet 59.It 603c905-TX 10/100 Ethernet 61.It 623c905B-COMBO 10/100 Ethernet 63.It 643c905B-FX 10/100 Ethernet 65.It 663c905B-T4 10/100 Ethernet 67.It 683c905B-TX 10/100 Ethernet 69.It 703c905CX-TX 10/100 Ethernet 71.It 723c980 Server Adapter 10/100 Ethernet 73.It 743c980C-TXM 10/100 Ethernet 75.It 763cSOHO100-TX 10/100 Ethernet 77.El 78.Pp 79All versions of the EtherLink XL (except the older 3c900 and 3c905) 80support IPv4/TCP/UDP checksumming in hardware. The 81.Nm 82driver supports this feature of the chip. See 83.Xr ifconfig 8 84for information on how to enable this feature. 85.Sh MEDIA SELECTION 86See 87.Xr ifmedia 4 . 88.Sh DIAGNOSTICS 89.Bl -diag 90.It "%s: adapter failure (%x)" 91.It "%s: can't allocate download descriptors, error = %d" 92.It "%s: can't allocate or map rx buffers" 93.It "%s: can't allocate upload descriptors, error = %d" 94.It "%s: can't create download desc. DMA map, error = %d" 95.It "%s: can't create rx DMA map %d, error = %d" 96.It "%s: can't create tx DMA map %d, error = %d" 97.It "%s: can't create upload desc. DMA map, error = %d" 98.It "%s: can't load download desc. DMA map, error = %d" 99.It "%s: can't load mbuf chain, error = %d" 100.It "%s: can't load rx buffer, error = %d" 101.It "%s: can't load upload desc. DMA map, error = %d" 102.It "%s: can't map download descriptors, error = %d" 103.It "%s: can't map upload descriptors, error = %d" 104.It "%s: fifo underrun (%x) @%d" 105.It "%s: jabber (%x)" 106.It "%s: receive stalled" 107.It "%s: too many segments, " 108.It "%s: uplistptr was 0" 109host too slow to serve incoming packets 110.El 111.Sh SEE ALSO 112.Xr cardbus 4 , 113.Xr exphy 4 , 114.Xr ifmedia 4 , 115.Xr intro 4 , 116.Xr pci 4 , 117.Xr ifconfig 8 118.Pp 119.Pa http://www.3com.com/ 120