Subject: Re: install/34280: cannot boot install media via serial
To: George Georgalis <>
From: Manuel Bouyer <>
List: netbsd-bugs
Date: 09/05/2006 22:37:14
On Tue, Sep 05, 2006 at 04:25:47PM -0400, George Georgalis wrote:
> On Wed, Aug 30, 2006 at 09:46:05AM +0200, Martin Husemann wrote:
> >On Wed, Aug 30, 2006 at 01:08:49AM +0200, Pavel Cahyna wrote:
> >>  I would also consistently use speed of
> >> 9600.
> >
> >I would do this too, as a quick check that everything works. If it does,
> >you could, as Manuel suggested, write bootblock params with installboot to 
> >set the real speed you want - and then turn console redirection in the BIOS
> >back to the same value.
> I found best results with minicom and target set for:
> hardware flow control off
> software flow control on
> The blade hardware won't work at all at 9600.
> Another amd64 does post bios and kernel checksum into serial at 9600.
> The blade hardware has 3 settings for console redirection, tried
> em all. off, bios post, after bios post. The latter two (at
> 115200) give serial to checksum.
> Same results for the other amd64, only 2 settings for console
> redirection (on/off).  With redirection on I get same results at
> 9600 and 115200, serial to checksum.
> I'm stuck in the water.
> When I find time, I may try PXE install with speed to 0, but
> I think I've been through all permutations with two different
> boards, and serial does not seem to work on amd64.

test:/tmp#uname -a
NetBSD 3.1_RC1 NetBSD 3.1_RC1 (GENERIC.MP) #1: Tue Sep  5 16:18:29 CEST 2006 amd64
test:/tmp#sysctl kern.consdev
kern.consdev = tty00

boot blocks installed with installboot -o console=com0,speed=57600
this is a Dell poweredge 1850 with  a remote control access card.
I'll try the install kernel 

Manuel Bouyer <>
     NetBSD: 26 ans d'experience feront toujours la difference