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Add a warning bout the SoundBlaster and ISA DMA locking up the machine,

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and a possible workaround.

PR:		docs/5358
Submitted by:	Matthew Dillon
Reviewed by:	nik
This commit is contained in:
Nik Clayton 1999-04-09 21:14:56 +00:00
parent 91a32ec0f3
commit c64aec80f8
3 changed files with 18 additions and 3 deletions
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7
sys/conf/NOTES
View File

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.574 1999/03/31 15:23:31 eivind Exp $
# $Id: LINT,v 1.575 1999/04/06 17:08:30 wpaul Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -1277,6 +1277,11 @@ options NATM #native ATM
# opl: Yamaha OPL-2 and OPL-3 FM - SB, SB Pro, SB 16, ProAudioSpectrum
# uart: stand-alone 6850 UART for MIDI
# mpu: Roland MPU-401 stand-alone card
#
# Note: It has been reprted that ISA DMA with the SoundBlaster will
# lock up the machine (PR docs/5358). If this happens to you,
# turning off USWC write posting in your machine's BIOS may fix
# the problem.
#
# Beware! The addresses specified below are also hard-coded in
# i386/isa/sound/sound_config.h. If you change the values here, you

7
sys/i386/conf/LINT
View File

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.574 1999/03/31 15:23:31 eivind Exp $
# $Id: LINT,v 1.575 1999/04/06 17:08:30 wpaul Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -1277,6 +1277,11 @@ options NATM #native ATM
# opl: Yamaha OPL-2 and OPL-3 FM - SB, SB Pro, SB 16, ProAudioSpectrum
# uart: stand-alone 6850 UART for MIDI
# mpu: Roland MPU-401 stand-alone card
#
# Note: It has been reprted that ISA DMA with the SoundBlaster will
# lock up the machine (PR docs/5358). If this happens to you,
# turning off USWC write posting in your machine's BIOS may fix
# the problem.
#
# Beware! The addresses specified below are also hard-coded in
# i386/isa/sound/sound_config.h. If you change the values here, you

7
sys/i386/conf/NOTES
View File

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.574 1999/03/31 15:23:31 eivind Exp $
# $Id: LINT,v 1.575 1999/04/06 17:08:30 wpaul Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -1277,6 +1277,11 @@ options NATM #native ATM
# opl: Yamaha OPL-2 and OPL-3 FM - SB, SB Pro, SB 16, ProAudioSpectrum
# uart: stand-alone 6850 UART for MIDI
# mpu: Roland MPU-401 stand-alone card
#
# Note: It has been reprted that ISA DMA with the SoundBlaster will
# lock up the machine (PR docs/5358). If this happens to you,
# turning off USWC write posting in your machine's BIOS may fix
# the problem.
#
# Beware! The addresses specified below are also hard-coded in
# i386/isa/sound/sound_config.h. If you change the values here, you