1.\" $OpenBSD: sbus.4,v 1.43 2008/06/26 05:42:07 ray 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: June 26 2008 $ 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.El 90.Ss Bridges 91.Bl -tag -width 13n -offset ind -compact 92.It Xr stp 4 93SBus PCMCIA bridge 94.It Xr tslot 4 95Tadpole PCMCIA Controller 96.El 97.Ss Graphics devices 98.Bl -tag -width 13n -offset ind -compact 99.It Xr agten 4 100Fujitsu AG-10e accelerated 24-bit color frame buffer 101.It Xr bwtwo 4 102Monochromatic frame buffer 103.It Xr cgfourteen 4 104Accelerated 8/24-bit color frame buffer 105.It Xr cgsix 4 106Accelerated 8-bit color frame buffer 107.It Xr cgthree 4 1088-bit color frame buffer 109.It Xr cgtwelve 4 110Accelerated 24-bit color frame buffer 111.It Xr mgx 4 112SMS MGX and MGXPlus accelerated 24-bit color frame buffers 113.It Xr pninek 4 114Weitek Power9000 frame buffer found on Tadpole SPARCbook 3 115.It Xr pnozz 4 116Weitek Power9100 frame buffer found on Tadpole SPARCbook 3GS, 3GX, 3TX and 3XP 117.It Xr rfx 4 118Vitec/Connectware/AP&D 119.Tn RasterFlex 120framebuffer series 121.It Xr tcx 4 122Accelerated 8/24-bit color frame buffer 123.It Xr tvtwo 4 124Accelerated 24-bit color frame buffer 125.It Xr vigra 4 1268-bit SBus color frame buffer with VGA-compatible modes 127.It Xr zx 4 128Accelerated 24-bit color frame buffer 129.El 130.Ss Serial and parallel interfaces 131.Bl -tag -width 13n -offset ind -compact 132.It Xr apio 4 133Aurora Technologies pio1 parallel port card 134.It Xr asio 4 135Aurora Technologies pio2 serial port card 136.It Xr bpp 4 137parallel port 138.It Xr magma 4 139Magma LC series Serial/Parallel Interface cards 140.It Xr spif 4 141Sun Serial/Parallel Interface card 142.It Xr zs 4 143Zilog 8530 (ZSCC) serial communications driver 144.El 145.Ss Miscellaneous devices 146.Bl -tag -width 13n -offset ind -compact 147.It Xr auxio 4 148Miscellaneous I/O controls 149.It Xr clock 4 150Realtime clock 151.It Xr fdc 4 152NEC765 compatible floppy disk driver 153.It Xr presto 4 154Prestoserve battery-backed memory 155.It Xr uperf 4 156Performance counters on the host bridge 157.It Xr xbox 4 158SBus Expansion subsystem 159.El 160.Sh SEE ALSO 161.Xr intro 4 162.Sh HISTORY 163The machine-independent 164.Nm sbus 165subsystem appeared in 166.Nx 1.3 . 167.Ox 168support first appeared in 169.Ox 2.0 . 170