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New sentence, new line. Sort SEE ALSO.

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wiz 2019-08-07 19:07:09 +00:00
parent a2fa447484
commit 25b8d95356
1 changed files with 17 additions and 13 deletions
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30
share/man/man4/sb.4
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@ -1,4 +1,4 @@
.\" $NetBSD: sb.4,v 1.26 2019/08/05 15:06:47 ryoon Exp $
.\" $NetBSD: sb.4,v 1.27 2019/08/07 19:07:09 wiz Exp $
.\"
.\" Copyright (c) 1996 The NetBSD Foundation, Inc.
.\" All rights reserved.
@ -56,20 +56,24 @@ the particular model).
The base I/O port address is usually jumper-selected to either 0x220 or
0x240 (newer cards may provide software configuration, but this driver
does not directly support them--you must configure the card for its I/O
addresses with other software). The SoundBlaster takes 16 I/O ports.
addresses with other software).
The SoundBlaster takes 16 I/O ports.
For the SoundBlaster and SoundBlaster Pro, the IRQ and DRQ channels are
jumper-selected. For the SoundBlaster 16, the IRQ and DRQ channels are
set by this driver to the values specified in the config file. The IRQ
must be selected from the set {5,7,9,10}.
jumper-selected.
For the SoundBlaster 16, the IRQ and DRQ channels are
set by this driver to the values specified in the config file.
The IRQ must be selected from the set {5,7,9,10}.
.Pp
The configuration file must use 1
.Cm flags
specification to enable the Jazz16 support. This is to avoid potential
conflicts with other devices when probing the Jazz 16 because it requires
use of extra I/O ports not in the base port range.
specification to enable the Jazz16 support.
This is to avoid potential conflicts with other devices when probing
the Jazz 16 because it requires use of extra I/O ports not in the
base port range.
.Pp
With a SoundBlaster 16 card the device is full duplex, but it can
only sensibly handle a precision of 8 bits. It does so by extending
only sensibly handle a precision of 8 bits.
It does so by extending
the output 8 bit samples to 16 bits and using the 8 bit DMA channel
for input and the 16 bit channel for output.
.Pp
@ -86,13 +90,13 @@ has a midi device attached directly to the
.Sh SEE ALSO
.Xr aic 4 ,
.Xr audio 4 ,
.Xr i386/pnpbios 4 ,
.Xr isa 4 ,
.Xr isapnp 4 ,
.Xr joy 4 ,
.Xr midi 4 ,
.Xr mpu 4 ,
.Xr opl 4 ,
.Xr i386/pnpbios 4
.Xr opl 4
.Sh HISTORY
The
.Nm
@ -102,5 +106,5 @@ device driver appeared in
Non-SCSI CD-ROM interfaces are not supported.
.Pp
The MIDI interface on the SB hardware is braindead, and the driver
needs to busy wait while writing MIDI data. This will consume
a lot of system time.
needs to busy wait while writing MIDI data.
This will consume a lot of system time.