1.\" $NetBSD: ess.4,v 1.3 1998/08/26 12:30:51 augustss Exp $ 2.\" Copyright (c) 1998 The NetBSD Foundation, Inc. 3.\" All rights reserved. 4.\" 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. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by the NetBSD 17.\" Foundation, Inc. and its contributors. 18.\" 4. Neither the name of The NetBSD Foundation nor the names of its 19.\" contributors may be used to endorse or promote products derived 20.\" from this software without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32.\" POSSIBILITY OF SUCH DAMAGE. 33.\" 34.Dd August 1, 1998 35.Dt ESS 4 36.Os NetBSD 37.Sh NAME 38.Nm ess 39.Nd ESS Technology sound driver 40.Sh SYNOPSIS 41.Cd "device ess0 at isa? port 0x220 irq 5 drq 0 drq2 1" 42.Cd "device ess* at ofisa?" 43.Cd "device ess* at isapnp?" 44.Cd "audio* at ess?" 45.Cd "opl* at ess?" 46.Sh DESCRIPTION 47The 48.Nm 49driver supports card based on ESS Technology 1887, 1888, and 888. 50.Pp 51Valid I/O addresses are 520x220, 0x230, 0x240, or 0x250. 53Both IRQ and DMA channels are software programmable. 54The IRQ may be set to 5, 7, 9 or 10, and on the 1887 also to 15. 55The DMA channels may be set to 0, 1, or 3, and on the 1887 the second 56channel also to 5. 57.Pp 58.Sh SEE ALSO 59.Xr audio 4 , 60.Xr isa 4 , 61.Xr isapnp 4 , 62.Xr ofisa 4 , 63.Xr opl 4 64.Sh HISTORY 65The 66.Nm 67device driver appeared in 68.Nx 1.4 . 69