1.\" $OpenBSD: ebus.4,v 1.23 2012/08/18 08:44:25 jmc Exp $ 2.\" $NetBSD: ebus.4,v 1.3 2002/03/13 21:42:20 wiz Exp $ 3.\" 4.\" Copyright (c) 1999 Matthew R. Green 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.\" 3. The name of the author may not be used to endorse or promote products 16.\" derived from this software without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.Dd $Mdocdate: August 18 2012 $ 31.Dt EBUS 4 sparc64 32.Os 33.Sh NAME 34.Nm ebus 35.Nd introduction to SPARC EBus bus support 36.Sh SYNOPSIS 37.Cd "ebus* at pci?" 38.Cd "ebus* at mainbus0" 39.Sh DESCRIPTION 40The 41.Nm 42bus is designed to provide the ability to put ISA and traditional 43Intel-style peripherals in a SPARC based system with a minimal amount 44of glue logic. 45Typically, it is implemented in the PCIO IC from SME, which also 46implements an 47.Xr hme 4 48compatible PCI network device 49.Pf ( Ql network ) . 50The 51.Nm 52has four DMA channels, similar to the DMA seen in the 53.Xr esp 4 54SCSI DMA. 55.Pp 56.Ox 57provides support for the following devices: 58.Pp 59.Bl -tag -width "audioce(4)XX" -offset 3n -compact 60.It Xr audioce 4 61SPARC64 EBus CS4231 audio device 62.It Xr auxio 4 63SPARC64 auxiliary I/O 64.It Xr bbc 4 65SPARC64 BootBus Controller 66.It Xr beeper 4 67console annunciator 68.It Xr clock 4 69Real-time clock 70.It Xr com 4 71serial communications interface 72.It Xr comkbd 4 73serial keyboard driver 74.It Xr comms 4 75serial mouse driver 76.It Xr led 4 77SPARC64 LED driver 78.It Xr lom 4 79lights out management 80.It Xr lpt 4 81parallel port driver 82.It Xr pcfiic 4 83Phillips PCF8584 I2C controller 84.It Xr pckbc 4 85PC (ISA) keyboard controller driver 86.It Xr pmc 4 87power management controller 88.It Xr power 4 89power button 90.It Xr sab 4 91Infineon SAB82532 (ESCC2) serial communications driver 92.It Xr uperf 4 93performance counters driver 94.It Xr wbsd 4 95Winbond W83L518D/W83L519D SD memory card interface 96.El 97.Sh SEE ALSO 98.Xr intro 4 99.Rs 100.%A Sun Microelectronics 101.%B Peripheral Component Interconnect Input Output Controller 102.%V Part\ No.:\ 802-7837-01 103.%D March 1997 104.%U http://www.sun.com/processors/manuals/802-7837.pdf 105.Re 106