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Date:      Wed, 14 Oct 1998 12:47:14 -0700
From:      "Kenton A. Hoover" <shibumi@cisco.com>
To:        Mike Smith <mike@smith.net.au>
Cc:        Charles Quarri <randy@hackerz.org>, Jonathan Kaplan <kaplan@ricochet.net>, freebsd-mobile@FreeBSD.ORG
Subject:   Re: Thinkpad 600 
Message-ID:  <199810141947.MAA11114@thyme.cisco.com>
In-Reply-To: Your message of "Fri, 02 Oct 1998 09:46:51 PDT." <199810021646.JAA00353@dingo.cdrom.com> 

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Tried it -- won't boot off the install disk.  Acts the same as it did when it 
crashed on booting a kernel that didn't deal with memory correctly.

I'd build a special for it, but I'm not in the mood to pay for a special 
system to baby-sit my laptop.

> > Quoting Jonathan Kaplan (kaplan@ricochet.net):
> > > Randy,
> > > 
> > > I'm unable to get FreeBSD 2.2.7 booted/installed onto my Thinkpad 600.  I
> > > can sucessfully boot off the CD, but the system hangs shortly after I get
> > > through the configuration/conflict menu -- it burps out a short, rapid bu
rst
> > > of beeps and locks up.  Its a plain vanilla system with 96M of memory, an
d I
> > > have RedHat 5.1 running without any problems.
> > 
> > There is a problem with the way FreeBSD detechs memory on the ThinkPad 600.
> 
> The problem is actually with the way that the TP600 responds to the 
> memory probe technique that FreeBSD uses, but the results are the same.
> 
> > I was able to get it to work in the following manner:
> > 
> > 	Install FreeBSD with just the built-in memory (32 Meg).
> > 
> > 	Rebuild the kernel with OPTION "MAXMEM=xxx" where xxx is
> > 	the amount of memory you will install (use the number that
> > 	show up when the machine is booting with all the memory).
> > 
> > 	Install the new kernel, shut the box down, install the memory
> > 	and boot.
> 
> I would be very interested to hear from anyone that is running -current 
> on one of these systems; we have an improved memory-sizing algorithm 
> available there which it would be desirable to test.
> 
> -- 
> \\  Sometimes you're ahead,       \\  Mike Smith
> \\  sometimes you're behind.      \\  mike@smith.net.au
> \\  The race is long, and in the  \\  msmith@freebsd.org
> \\  end it's only with yourself.  \\  msmith@cdrom.com
> 
> 
> 
> To Unsubscribe: send mail to majordomo@FreeBSD.org
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| Kenton A. Hoover                  Network Team Manager | shibumi@cisco.com |
| Engineering Computer Services                          |                   |
| Cisco Systems, Inc.                                    |   +1.408.526.5249 |
|===================== http://www.shockwave.com/~shibumi ====================|
|    "Israel will not be the first to introduce nuclear weapons into the     |
|      Middle East...                                                        |
|                                                                            |
|      ...and we won't be the second either."                                | 
|                                           -- Israeli joke                  |

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