NetBSD/share/man/man4/ess.4

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.\" $NetBSD: ess.4,v 1.3 1998/08/26 12:30:51 augustss Exp $
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.Dd August 1, 1998
.Dt ESS 4
.Os NetBSD
.Sh NAME
.Nm ess
.Nd ESS Technology sound driver
.Sh SYNOPSIS
.Cd "device ess0 at isa? port 0x220 irq 5 drq 0 drq2 1"
.Cd "device ess* at ofisa?"
.Cd "device ess* at isapnp?"
.Cd "audio* at ess?"
.Cd "opl* at ess?"
.Sh DESCRIPTION
The
.Nm
driver supports card based on ESS Technology 1887, 1888, and 888.
.Pp
Valid I/O addresses are
0x220, 0x230, 0x240, or 0x250.
Both IRQ and DMA channels are software programmable.
The IRQ may be set to 5, 7, 9 or 10, and on the 1887 also to 15.
The DMA channels may be set to 0, 1, or 3, and on the 1887 the second
channel also to 5.
.Pp
.Sh SEE ALSO
.Xr audio 4 ,
.Xr isa 4 ,
.Xr isapnp 4 ,
.Xr ofisa 4 ,
.Xr opl 4
.Sh HISTORY
The
.Nm
device driver appeared in
.Nx 1.4 .