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- From: probreak@matt.ksu.ksu.edu (James Michael Chacon)
- Newsgroups: comp.os.linux
- Subject: Re: Problems with CMOS after using Linux on my 486
- Date: 13 Nov 1992 00:03:37 -0600
- Organization: Kansas State University
- Lines: 41
- Message-ID: <1dvgfpINNah7@matt.ksu.ksu.edu>
- References: <96973@netnews.upenn.edu> <BxIyzz.38z@undergrad.math.waterloo.edu> <1992Nov12.230055.28527@sfu.ca>
- NNTP-Posting-Host: matt.ksu.ksu.edu
-
- rchen@fraser.sfu.ca (Robert Chen) writes:
-
- >In article <BxIyzz.38z@undergrad.math.waterloo.edu> pcrichar@undergrad.math.waterloo.edu (Pat Richard) writes:
- >>In article <96973@netnews.upenn.edu> dsimon@stipple.seas.upenn.edu (Derron Simon) writes:
- >>>Hi. I recently purchased a 486DX33 and want to run Linux on a 50 meg parition.
- >>>My problem is that after loading Linux from the latest SLS disks (.98pl1, I
- >>>ftp'ed them 3 days ago) I get "CMOS checksum bad" errors after every reboot.
- >>>Usually the portion of CMOS that gets trashed is the Hard Drive information!
- >>
- >>Yes, I have also had this problem running SLS .98 pl1, though I somehow
- >>feel it wasn't to do with SLS (?). When I used mtools, and then re-booted,
- >>the hard disk info was lost. It was my first time using mtools, and
- >[...]
- >>Pat C. Richard,
- >>pcrichar@cayley.uwaterloo.ca
-
- >The problem seems to be with the CAD code. I think that reboot(1) just
- >calls the kernel CAD code. Can anyone confirm/deny this?
-
- >Anyway, on my system, CAD/reboot works only about 30% of the time.
- >It hangs the machine the other 70%. On a couple of friends' systems,
- >it wipes the CMOS. Now they shut down linux by just doing a couple of
- >syncs turning off the power.
-
- >I am told that this behavior happens only with AMI bios. Don't know
- >why. Is there any chance there will ever be a fix for this? Linux
- >has had this 'bug' (if you can call it that) since the CAD code was
- >introduced.
-
-
- >Can anyone out there who knows anything about this comment?
-
- >- Ken
-
- I have a 486-33 with an AMI bios and have had absolutlety no problems
- with linux corrupting the cmos settings. I use reboot to reboot, or
- shutdown -r -s to reboot into singleuser and nothing corrupts the cmos
- during these times.
-
- James
-
-