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authornik <nik@FreeBSD.org>1999-04-09 21:14:56 +0000
committernik <nik@FreeBSD.org>1999-04-09 21:14:56 +0000
commit1faac8254495218c94d630c0292a28fb5b521901 (patch)
treee2e130b962773c0c210cc122fcc2ff4b7f12a965 /sys/i386
parent8f6b9f8b2f25ec9892a5277179b79f02d8750d3e (diff)
downloadFreeBSD-src-1faac8254495218c94d630c0292a28fb5b521901.zip
FreeBSD-src-1faac8254495218c94d630c0292a28fb5b521901.tar.gz
Add a warning bout the SoundBlaster and ISA DMA locking up the machine,
and a possible workaround. PR: docs/5358 Submitted by: Matthew Dillon Reviewed by: nik
Diffstat (limited to 'sys/i386')
-rw-r--r--sys/i386/conf/LINT7
-rw-r--r--sys/i386/conf/NOTES7
2 files changed, 12 insertions, 2 deletions
diff --git a/sys/i386/conf/LINT b/sys/i386/conf/LINT
index bcfde88..17040af 100644
--- a/sys/i386/conf/LINT
+++ b/sys/i386/conf/LINT
@@ -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
diff --git a/sys/i386/conf/NOTES b/sys/i386/conf/NOTES
index bcfde88..17040af 100644
--- a/sys/i386/conf/NOTES
+++ b/sys/i386/conf/NOTES
@@ -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
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