1.\" $NetBSD: ebus.4,v 1.3 2002/03/13 21:42:20 wiz Exp $ 2.\" 3.\" Copyright (c) 1999 Matthew R. Green 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. The name of the author may not be used to endorse or promote products 15.\" derived from this software without specific prior written permission. 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 22.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 24.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27.\" SUCH DAMAGE. 28.\" 29.Dd March 13, 2002 30.Dt EBUS 4 31.Os 32.Sh NAME 33.Nm EBus 34.Nd introduction to SPARC EBus bus support and drivers 35.Sh SYNOPSIS 36.Cd "ebus* at pci?" 37.Sh DESCRIPTION 38The 39.Nm 40bus is designed to provide the ability to put ISA and traditional 41Intel-style peripherals in a SPARC based system with a minimal amount 42of glue logic. 43Typically, it is implemented in the PCIO IC from SME, which also 44implements a 45.Xr hme 4 46compatible PCI network device 47.Pf ( Ql network ) . 48The 49.Nm 50has four DMA channels, similar to the DMA seen in the 51.Xr esp 4 52.\" XXX: prevent SC-SI 53.hw SCSI 54SCSI DMA. 55.Sh SEE ALSO 56.Rs 57.%A Sun Microelectronics 58.%B Peripheral Component Interconnect Input Output Controller 59.%V Part\ No.:\ 802-7837-01 60.%D March 1997 61.%O "http://www.sun.com/microelectronics/manuals/802-7837.pdf" 62.Re 63