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From: faulkner@mpd.tandem.com (Boyd Faulkner)
Message-Id: <9504251513.AA03497@olympus>
Subject: Re: Problem booting SNAP floppy on PCI/I-486SP3G
To: rgrimes@gndrsh.aac.dev.com (Rodney W. Grimes)
Date: Tue, 25 Apr 1995 10:13:06 -0500 (CDT)
Cc: faulkner@devnull.mpd.tandem.com, current@FreeBSD.org
In-Reply-To: <199504230651.XAA03319@gndrsh.aac.dev.com> from "Rodney W. Grimes" at Apr 22, 95 11:51:19 pm
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> 
> > 
> > Rod,
> > My 486 PCI  Asus Box boots FreeBSD current great... but the latest snap 
> > boot floppy and the fixit disk do not.  Everthing is cool until the PCI
> > is found.
> > 
> > Apr 22 15:05:09 catburg /kernel: Probing for devices on the pci0 bus:
> > Apr 22 15:05:10 catburg /kernel:        configuration mode 2 allows 16 devices.
> > Apr 22 15:05:10 catburg /kernel: chip0 <Intel 82424ZX cache DRAM controller>
> >  rev 4 on pci0:0
> > Apr 22 15:05:10 catburg /kernel: ncr0 <ncr 53c810 scsi> rev 2 int a irq 9 on 
> >  pci 0:1 
> > Apr 22 15:05:10 catburg /kernel:        reg20: virtual=0xf2fe9000 
> >  physical=0xfbf ef000 size=0x100
> > 
> > Up to here life is good, but the following never happens from floppy.
> > 
> > Apr 22 15:05:10 catburg /kernel: ncr0: restart (scsi reset). 
> > Apr 22 15:05:10 catburg /kernel: ncr0 scanning for targets 0..6 
> >  (V2 pl21 95/03/21)
> > 
> > I have waited over a minute.
> > 
> > Seen this before?
> 
> I tried all my boards here, and every one of them works.  I will bring
> in a PCI/I-486SP3G this week and see if I can track this down.  You
> mention that this works with a -current kernel, what happens if
> you put that kernel on floppy?  Or if you copy the floppy kernel to
> hard disk as /kernel.flp and try to boot it?
> 
> 
> -- 
> Rod Grimes                                      rgrimes@gndrsh.aac.dev.com
> Accurate Automation Company                   Custom computers for FreeBSD
> 
I tried copying the boot floppy to the hard disk and it still will not boot.
I looked at the BOOTFLP config file in /sys/i386/conf and found this entry
that I do not have in CATBURG.

options         "SCSI_NCR_MAX_SYNC=0"   #Restrict NCR to asynch. transfers

Could this be it?  

Boyd  

-- 
_______________________________________________________________________

 Boyd Faulkner                                  faulkner@isd.tandem.com 
_______________________________________________________________________