1.\" $OpenBSD: sbus.4,v 1.44 2009/08/29 22:29:48 deraadt Exp $ 2.\" $NetBSD: sbus.4,v 1.5 2002/01/21 17:54:10 wiz Exp $ 3.\" 4.\" Copyright (c) 2001 The NetBSD Foundation, Inc. 5.\" All rights reserved. 6.\" 7.\" This code is derived from software contributed to The NetBSD Foundation 8.\" by Paul Kranenburg. 9.\" 10.\" Redistribution and use in source and binary forms, with or without 11.\" modification, are permitted provided that the following conditions 12.\" are met: 13.\" 1. Redistributions of source code must retain the above copyright 14.\" notice, this list of conditions and the following disclaimer. 15.\" 2. Redistributions in binary form must reproduce the above copyright 16.\" notice, this list of conditions and the following disclaimer in the 17.\" documentation and/or other materials provided with the distribution. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29.\" POSSIBILITY OF SUCH DAMAGE. 30.\" 31.Dd $Mdocdate: August 29 2009 $ 32.Dt SBUS 4 33.Os 34.Sh NAME 35.Nm sbus 36.Nd introduction to SBus bus support 37.Sh SYNOPSIS 38.Cd "sbus* at mainbus?" 39.Cd "sbus* at iommu?" 40.Cd "sbus* at xbox?" 41.Sh DESCRIPTION 42These 43.Nm 44attachments are specific to the sparc and sparc64 ports. 45.Pp 46.Nm 47is an I/O interconnect bus mostly found in 48.Tn SPARC 49workstations and small to medium server class systems. 50It supports both on-board peripherals and extension boards. 51The 52.Nm 53specifications define the bus protocol as well as the electrical and 54mechanical properties of the extension slots. 55.Pp 56.Ox 57provides support for the following devices. 58Note that not all architectures support all devices. 59.Ss Audio interfaces 60.Bl -tag -width 13n -offset ind -compact 61.It Xr audioamd 4 62SPARC telephone quality audio device 63.It Xr audiocs 4 64SPARC CS4231 audio device 65.El 66.Ss SCSI interfaces 67.Bl -tag -width 13n -offset ind -compact 68.It Xr esp 4 69ESP NCR 53c94 on-board or SBus SCSI interface 70.It Xr isp 4 71QLogic based SCSI or Fibre Channel SCSI interface 72.El 73.Ss Network interfaces 74.Bl -tag -width 13n -offset ind -compact 75.It Xr be 4 76SPARC 10/100 Ethernet device 77.It Xr gem 4 78GEM 10/100/Gigabit Ethernet device 79.It Xr hme 4 80Sun Happy Meal 10/100 Ethernet device 81.It Xr le 4 82AMD LANCE Ethernet device 83.It Xr lebuffer 4 , Xr ledma 4 84AMD LANCE Ethernet device 85.It Xr qe 4 86SPARC 10/100 Ethernet device 87.It Xr qec 4 88SPARC Quad Ethernet Controller 89.It Xr ti 4 90Alteon Networks Tigon I and II Gigabit Ethernet device 91.El 92.Ss Bridges 93.Bl -tag -width 13n -offset ind -compact 94.It Xr stp 4 95SBus PCMCIA bridge 96.It Xr tslot 4 97Tadpole PCMCIA Controller 98.El 99.Ss Graphics devices 100.Bl -tag -width 13n -offset ind -compact 101.It Xr agten 4 102Fujitsu AG-10e accelerated 24-bit color frame buffer 103.It Xr bwtwo 4 104Monochromatic frame buffer 105.It Xr cgfourteen 4 106Accelerated 8/24-bit color frame buffer 107.It Xr cgsix 4 108Accelerated 8-bit color frame buffer 109.It Xr cgthree 4 1108-bit color frame buffer 111.It Xr cgtwelve 4 112Accelerated 24-bit color frame buffer 113.It Xr mgx 4 114SMS MGX and MGXPlus accelerated 24-bit color frame buffers 115.It Xr pninek 4 116Weitek Power9000 frame buffer found on Tadpole SPARCbook 3 117.It Xr pnozz 4 118Weitek Power9100 frame buffer found on Tadpole SPARCbook 3GS, 3GX, 3TX and 3XP 119.It Xr rfx 4 120Vitec/Connectware/AP&D 121.Tn RasterFlex 122framebuffer series 123.It Xr tcx 4 124Accelerated 8/24-bit color frame buffer 125.It Xr tvtwo 4 126Accelerated 24-bit color frame buffer 127.It Xr vigra 4 1288-bit SBus color frame buffer with VGA-compatible modes 129.It Xr zx 4 130Accelerated 24-bit color frame buffer 131.El 132.Ss Serial and parallel interfaces 133.Bl -tag -width 13n -offset ind -compact 134.It Xr apio 4 135Aurora Technologies pio1 parallel port card 136.It Xr asio 4 137Aurora Technologies pio2 serial port card 138.It Xr bpp 4 139parallel port 140.It Xr magma 4 141Magma LC series Serial/Parallel Interface cards 142.It Xr spif 4 143Sun Serial/Parallel Interface card 144.It Xr zs 4 145Zilog 8530 (ZSCC) serial communications driver 146.El 147.Ss Miscellaneous devices 148.Bl -tag -width 13n -offset ind -compact 149.It Xr auxio 4 150Miscellaneous I/O controls 151.It Xr clock 4 152Realtime clock 153.It Xr fdc 4 154NEC765 compatible floppy disk driver 155.It Xr presto 4 156Prestoserve battery-backed memory 157.It Xr uperf 4 158Performance counters on the host bridge 159.It Xr xbox 4 160SBus Expansion subsystem 161.El 162.Sh SEE ALSO 163.Xr intro 4 164.Sh HISTORY 165The machine-independent 166.Nm sbus 167subsystem appeared in 168.Nx 1.3 . 169.Ox 170support first appeared in 171.Ox 2.0 . 172