1.\" $OpenBSD: pcmcia.4,v 1.64 2016/09/03 18:06:41 jmc Exp $ 2.\" $NetBSD: pcmcia.4,v 1.4 1998/06/07 09:10:30 enami Exp $ 3.\" 4.\" Copyright (c) 1997 The NetBSD Foundation, Inc. 5.\" All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26.\" POSSIBILITY OF SUCH DAMAGE. 27.\" 28.Dd $Mdocdate: September 3 2016 $ 29.Dt PCMCIA 4 30.Os 31.Sh NAME 32.Nm pcmcia , 33.Nm pcic 34.Nd introduction to PCMCIA (PC Card) support 35.Sh SYNOPSIS 36.Cd "# i386" 37.Cd "pcic0 at isa? port 0x3e0 iomem 0xd0000 iosiz 0x10000" 38.Cd "pcic1 at isa? port 0x3e2 iomem 0xe0000 iosiz 0x4000" 39.Cd "pcic2 at isa? port 0x3e4 iomem 0xe0000 iosiz 0x4000" 40.Cd "pcic* at isapnp?" 41.Cd "pcic* at pci? dev?" 42.Cd "pcmcia* at pcic?" 43.Pp 44.Cd "# i386" 45.Cd "tcic0 at isa? port 0x240 iomem 0xd0000 iosiz 0x10000" 46.Cd "pcmcia* at tcic?" 47.Pp 48.Cd "# luna88k" 49.Cd "pcic* at cbus?" 50.Cd "pcmcia* at pcic?" 51.Pp 52.Cd "# sparc64" 53.Cd "stp* at sbus?" 54.Cd "pcmcia* at stp?" 55.Pp 56.Cd "# all architectures" 57.Cd "cbb* at pci?" 58.Cd "cardslot* at cbb? flags 0x0000" 59.Cd "pcmcia* at cardslot?" 60.Sh DESCRIPTION 61The 62.Nm 63subsystem provides machine-independent bus support and 64drivers for PCMCIA (PC Card) 65devices. 66.Pp 67.Ox 68provides support for the following devices. 69Note that not all architectures support all devices. 70.Ss Miscellaneous 71.Bl -tag -width 12n -offset ind -compact 72.It Xr gpr 4 73GemPlus GPR400 smartcard reader 74.El 75.Ss Serial interfaces and modems 76.Bl -tag -width 12n -offset ind -compact 77.It Xr com 4 78serial communications interface 79.El 80.Ss Wired network interfaces 81.Bl -tag -width 12n -offset ind -compact 82.It Xr ep 4 833Com EtherLink III and Fast EtherLink III 10/100 Ethernet device 84.It Xr ne 4 85NE2000 and compatible 10/100 Ethernet device 86.It Xr sm 4 87SMC91C9x and SMC91C1xx-based 10/100 Ethernet device 88.It Xr xe 4 89Xircom-based 16-bit PCMCIA 10/100 Ethernet device 90.El 91.Ss Wireless network interfaces 92.Bl -tag -width 12n -offset ind -compact 93.It Xr an 4 94Aironet Communications 4500/4800 IEEE 802.11FH/b wireless network device 95.It Xr malo 4 96Marvell Libertas IEEE 802.11b/g wireless network device 97.It Xr wi 4 98WaveLAN/IEEE, PRISM 2-3, and Spectrum24 IEEE 802.11b wireless network device 99.El 100.Ss SCSI controllers 101.Bl -tag -width 12n -offset ind -compact 102.It Xr aic 4 103Adaptec AIC-6260 and AIC-6360 SCSI interface 104.El 105.Ss IDE controllers 106.Bl -tag -width 12n -offset ind -compact 107.It Xr wdc 4 108WD100x compatible hard disk controller driver 109.El 110.Pp 111The supported PCMCIA controllers are those that are i82365 compatible. 112.Sh NOTES 113On some 114.Nm 115adapters, for instance the 116.Xr sbus 4 Ns -based 117.Xr stp 4 , 118the 119.Nm 120bus will be mapped in big-endian format instead of the natural (and 121preferred) little endian format. 122Unfortunately such controllers lack the hardware facility to swap bytes, 123and it is not efficient to convert all drivers to always know about this. 124While 8 bit drivers can invisibly work on such a bus, 16 bit 125drivers will need modification to handle this. 126So far, 127.Xr wi 4 128is the only driver to require these modifications. 129.Pp 130If the 131.Nm 132adapter is not detected, or if 133.Nm 134events (such as card insertion) do not occur, there may be a 135.Tn PCI 136card BIOS mapped in the same memory space the 137.Nm 138driver is configured to use (this is often the case with Ethernet 139card boot ROMs). 140The output from 141.Xr dmesg 8 142should contain a line beginning with 143.Dq bios0 144that lists the memory address and size of mapped regions. 145If there is a conflict, you can use 146.Xr boot_config 8 147to change the iomem parameter of the 148.Em pcic 149device to a non-overlapping address, such as 0xd8000 for 150.Em pcic0 . 151Some experimentation may be required to find a working value; in some 152cases the size parameter of the 153.Em pcic 154device may need to be decreased to avoid a conflict. 155.Sh SEE ALSO 156.Xr cardbus 4 , 157.Xr intro 4 , 158.Xr isa 4 159.Sh HISTORY 160The 161.Nm 162driver 163appeared in 164.Ox 2.3 . 165