Subject: Re: 1.5B2 GENERIC vs. 2GB G4
To: Cliff Neighbors <cliff@allegronetworks.com>
From: David Brownlee <abs@netbsd.org>
List: port-macppc
Date: 11/16/2000 20:34:49
	Does the same kernel work fine on a slightly lower memory config
	(1.5GB?)

                David/absolute
			       -- www.netbsd.org: A pmap for every occasion --


On Thu, 9 Nov 2000, Cliff Neighbors wrote:

> I downloaded the 1.5B2 syssrc.tgz, built it, booted it
> on a G4 with 2GB physical memory configuration.
> here's what she wrote:
>
>
>
> load-size=ef20 adler32=5bf80b7e
>
> Loading ELF
>
> >> NetBSD/macppc OpenFirmware Boot, Revision 1.2
> >> (tsubai@moeko, Sun Feb  6 23:24:18 JST 2000)
> Boot: hd:0,/netbsd-1.5B2
> 2900880+237436 [100+105392+88705]=0x32dc30
>  start=0x100000
> [ preserving 194852 bytes of netbsd ELF symbol table ]
> Copyright (c) 1996, 1997, 1998, 1999, 2000
>     The NetBSD Foundation, Inc.  All rights reserved.
> Copyright (c) 1982, 1986, 1989, 1991, 1993
>     The Regents of the University of California.  All rights reserved.
>
> panic: poalloc
> Stopped in  at  cpu_Debugger+0x10:      lwz r0, r1, 0x14,
> db> trace
> at panic+e8
> at pmap_copy_page+25c
> at pmap_enter+3c8
> at pmap_kenter_pa+2c
> at uvm_pageboot_alloc+100
> at uvm_page_init+1b0
> at uvm_init+50
> at main+80
> at __start+90
> db>
>
>
>
> sorry, I don't know why it broke.  apparently it faults unexpectedly
> in pmap_copy_page() before we've been through pmap_init().
> perhaps GENERIC is not expected to run on large memmory systems...
> if there a better config file to use, please advise.
>
> regards,
> 	-cliff-
>
>
> ---
> cliff neighbors
> allegro networks, inc.
> cliff@allegronetworks.com
> 408-281-5532
> ---
>
>
>