*BSD News Article 6198


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Newsgroups: comp.unix.bsd
Path: sserve!manuel.anu.edu.au!munnari.oz.au!news.hawaii.edu!ames!agate!tfs.com!tfs.com!julian
From: julian@tfs.com (Julian Elischer)
Subject: Re: [386BSD] Problems with new boot code (HELP!)
Message-ID: <1992Oct7.082020.6278@tfs.com>
Organization: TRW Financial Systems
References: <1992Oct6.104110.714@sics.se>
Date: Wed, 7 Oct 1992 08:20:20 GMT
Lines: 57

In article <1992Oct6.104110.714@sics.se> jonas@sisu.se (Jonas Lagerblad) writes:
>Hello all happy 386-bsd users!
>
>I am a previously very content user of 386BSD, but since last night I can't
>boot my computer anymore (except from the fixit floppy).
>
>The scenario is like this:
>
>I have a 50Mhz 486DX Brand X (16Mb), an adaptec 1542B, A Seagate Wren7 (1.0Gb)
>on which I have been running 386BSD for the last month. The disk is partitioned
>with one 200Mb DOS5 partition and one 800Mb BSD partition, and I use the
>boot selection code posted quite recently by someone from Berlin (Thomas XXX).
>
>Most things have been
>working reasonably well, but yesterday I decided to test Julian Elischer's
>new scsi driver. I installed all patches needed in the kernel code, 
>configured a new kernel with sd0 configured as boot and swap device, everything
>was fine until I tried to boot the new kernel and got an error message
>from the boot code that the kernel was to big, using 386bsd.alt.
>
>At this point I decided to install the new boot code. I compiled it without any
>problems, installed it with:
>disklabel -r -w sd0 wren7 scsitst /usr/mdec/sdboot /usr/mdec/bootsd
>
>and after copying my /etc/disktab to the FIXIT floppy I rebooted, and
>got no response at all from the new boot code. The boot selection still
>works and I can boot DOS (but who wants to run DOS?), but when selecting 
>Unix nothing happens, and I have to do a reset of the computer (Ctrl_Alt_Del 
>doesn't work).
>
>At this point I thought OK, there is some bug in the new boot code, lets
>reinstall the old code, I booted the fixit floppy, checked my file
>systems and reinstalled asboot and bootas with the same command as above (s/sd/as).
>Tried to reboot, but still no response from any unix boot code..
>
>My disk layout is (approximately) like this:
>
>offset	size(kb)	Usage
>0	200000		DOS5 partition (with boot select code)
>200000	700000		/dev/sd0a
>900000	100000		swap (/dev/sd0b)
>200000	800000		/dev/sd0c
>0	1000000		/dev/sd0d
>
>Does anyone have any idea of what to do to get my disk bootable again,
>I have considered removing the DOS partition and installing Unix on that
>partition too, to avoid the problems with bootselect (can that be the cause
>of this?), but there ought to be some simpler method.
>
>Regards Jonas Lagerblad
>-- 
>Jonas Lagerblad
>Phone Office: +46-31-830250 Home: +46-31-205955 Car: +46-10-2846031
>FAX:	+46-31-831047
>email:	jonas@sisu.se