1.\" $NetBSD: neptune.4,v 1.9 2017/02/18 22:39:01 wiz Exp $ 2.\" 3.\" Copyright (c) 1998 MINOURA Makoto 4.\" Copyright (c) 1998 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.\" 3. All advertising materials mentioning features or use of this software 16.\" must display the following acknowledgement: 17.\" This product includes software developed by Minoura Makoto. 18.\" 4. The name of the author may not be used to endorse or promote products 19.\" derived from this software without specific prior written permission 20.\" 21.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31.\" 32.Dd February 17, 2017 33.Dt NEPTUNE 4 x68k 34.Os 35.Sh NAME 36.Nm neptune 37.Nd Neptune-X ISA bridge driver 38.Sh SYNOPSIS 39.Cd "neptune0 at intio0 addr 0xece000 irq 239" 40.Cd "ne0 at neptune? addr 0x300" 41.Sh DESCRIPTION 42The Neptune-X is a Ethernet interface card initially designed by 43Hirofumi Shimada, which uses popular NE2000 or its clone with its 44own x68k-proprietary bus to ISA bus bridge. 45.Pp 46The 47.Nx 48.Nm 49driver takes charge of the ISA bridge part of the Neptune-X. 50It is implemented as a more generic `bus' with its own 51.Xr bus_space 9 52interface, and is intended to be used with 53.Xr ne 4 54driver. 55.Sh SEE ALSO 56.Xr isa 4 , 57.Xr ne 4 , 58.Xr x68k/intro 4 , 59.Xr bus_space 9 60.Sh HISTORY 61The 62.Nm 63device appeared in 64.Nx 1.4 . 65.Sh BUGS 66.Nm 67itself is always detected when it is specified in the kernel config file. 68This is because the Neptune-X ISA bridge is transparent to software. 69The attached device is detected appropriately. 70