xref: /openbmc/linux/Documentation/networking/device_drivers/ethernet/dec/dmfe.rst (revision 4b4193256c8d3bc3a5397b5cd9494c2ad386317d)
1*132db935SJakub Kicinski.. SPDX-License-Identifier: GPL-2.0
2*132db935SJakub Kicinski
3*132db935SJakub Kicinski==============================================================
4*132db935SJakub KicinskiDavicom DM9102(A)/DM9132/DM9801 fast ethernet driver for Linux
5*132db935SJakub Kicinski==============================================================
6*132db935SJakub Kicinski
7*132db935SJakub KicinskiNote: This driver doesn't have a maintainer.
8*132db935SJakub Kicinski
9*132db935SJakub Kicinski
10*132db935SJakub KicinskiThis program is free software; you can redistribute it and/or
11*132db935SJakub Kicinskimodify it under the terms of the GNU General   Public License
12*132db935SJakub Kicinskias published by the Free Software Foundation; either version 2
13*132db935SJakub Kicinskiof the License, or (at your option) any later version.
14*132db935SJakub Kicinski
15*132db935SJakub KicinskiThis program is distributed in the hope that it will be useful,
16*132db935SJakub Kicinskibut WITHOUT ANY WARRANTY; without even the implied warranty of
17*132db935SJakub KicinskiMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18*132db935SJakub KicinskiGNU General Public License for more details.
19*132db935SJakub Kicinski
20*132db935SJakub Kicinski
21*132db935SJakub KicinskiThis driver provides kernel support for Davicom DM9102(A)/DM9132/DM9801 ethernet cards ( CNET
22*132db935SJakub Kicinski10/100 ethernet cards uses Davicom chipset too, so this driver supports CNET cards too ).If you
23*132db935SJakub Kicinskididn't compile this driver as a module, it will automatically load itself on boot and print a
24*132db935SJakub Kicinskiline similar to::
25*132db935SJakub Kicinski
26*132db935SJakub Kicinski	dmfe: Davicom DM9xxx net driver, version 1.36.4 (2002-01-17)
27*132db935SJakub Kicinski
28*132db935SJakub KicinskiIf you compiled this driver as a module, you have to load it on boot.You can load it with command::
29*132db935SJakub Kicinski
30*132db935SJakub Kicinski	insmod dmfe
31*132db935SJakub Kicinski
32*132db935SJakub KicinskiThis way it will autodetect the device mode.This is the suggested way to load the module.Or you can pass
33*132db935SJakub Kicinskia mode= setting to module while loading, like::
34*132db935SJakub Kicinski
35*132db935SJakub Kicinski	insmod dmfe mode=0 # Force 10M Half Duplex
36*132db935SJakub Kicinski	insmod dmfe mode=1 # Force 100M Half Duplex
37*132db935SJakub Kicinski	insmod dmfe mode=4 # Force 10M Full Duplex
38*132db935SJakub Kicinski	insmod dmfe mode=5 # Force 100M Full Duplex
39*132db935SJakub Kicinski
40*132db935SJakub KicinskiNext you should configure your network interface with a command similar to::
41*132db935SJakub Kicinski
42*132db935SJakub Kicinski	ifconfig eth0 172.22.3.18
43*132db935SJakub Kicinski		      ^^^^^^^^^^^
44*132db935SJakub Kicinski		     Your IP Address
45*132db935SJakub Kicinski
46*132db935SJakub KicinskiThen you may have to modify the default routing table with command::
47*132db935SJakub Kicinski
48*132db935SJakub Kicinski	route add default eth0
49*132db935SJakub Kicinski
50*132db935SJakub Kicinski
51*132db935SJakub KicinskiNow your ethernet card should be up and running.
52*132db935SJakub Kicinski
53*132db935SJakub Kicinski
54*132db935SJakub KicinskiTODO:
55*132db935SJakub Kicinski
56*132db935SJakub Kicinski- Implement pci_driver::suspend() and pci_driver::resume() power management methods.
57*132db935SJakub Kicinski- Check on 64 bit boxes.
58*132db935SJakub Kicinski- Check and fix on big endian boxes.
59*132db935SJakub Kicinski- Test and make sure PCI latency is now correct for all cases.
60*132db935SJakub Kicinski
61*132db935SJakub Kicinski
62*132db935SJakub KicinskiAuthors:
63*132db935SJakub Kicinski
64*132db935SJakub KicinskiSten Wang <sten_wang@davicom.com.tw >   : Original Author
65*132db935SJakub Kicinski
66*132db935SJakub KicinskiContributors:
67*132db935SJakub Kicinski
68*132db935SJakub Kicinski- Marcelo Tosatti <marcelo@conectiva.com.br>
69*132db935SJakub Kicinski- Alan Cox <alan@lxorguk.ukuu.org.uk>
70*132db935SJakub Kicinski- Jeff Garzik <jgarzik@pobox.com>
71*132db935SJakub Kicinski- Vojtech Pavlik <vojtech@suse.cz>
72