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Add information about the dangarous apollo MPV3 chipset. Several

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people have suggested the workaround to me (use only PIO mode) and
I've not seend a message saying ths was fixed.  I'll removed the bold
warning stars after the issue is corrected.
This commit is contained in:
Warner Losh 2000-04-04 17:14:18 +00:00
parent 24cf43ae21
commit 8d9f1945b9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=59016
1 changed files with 12 additions and 0 deletions
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@ -5,6 +5,18 @@ directly to him. See end of file for further details. For commonly
done items, please see the end of the file. Search for 'COMMON
ITEMS:'
20000320:
* * * W A R N I N G * * *
The ata driver has some issues with the Apollo MVP3 chipset.
Drives work only in pio mode and must be set to pio mode early
int the boot process. Do not upgrade. If you must upgrade
in the face of this, add
/sbin/sysctl -w hw.atamodes=pio,pio,pio,pio
to the start of /etc/rc.conf. Even if you do this, any and
all damage to your system is at your own risk. You have been
warned.
* * * W A R N I N G * * *
20000319:
The ISA and PCI compatability shims have been connected to the
options COMPAT_OLDISA and COMPAT_OLDPCI. If you are using old