Subject: Re: Memory on a sparc 20
To: der Mouse <mouse@Rodents.Montreal.QC.CA>
From: khaqq <khaqq@free.fr>
List: port-sparc
Date: 07/23/2006 03:36:48
On Sat, 22 Jul 2006 15:52:12 -0400 (EDT)
der Mouse <mouse@Rodents.Montreal.QC.CA> wrote:

> > Subject: Memory on a sparc 20
> 
> > Is there a function in NetBSD that will tell me the size of each
> > memory stick ?
> 
> Not by default.  It would be fairly easy to add something that returned
> the physical-memory list passed by the firmware, but AFAIK it's not
> there now.
> 
> > It would be alot easier than removing them one at a time or removing
> > them to read the part number.
> 
> There's no need to do that.  Bring it down to the ok prompt, then
> "setenv diag-switch? true" and "reset".  Before the banner you'll see a
> list of memory slots with the size of the memory found in each.
> 
> The numbering is scrambled with respect to physical order; according to
> my notes - which may not match even my machine, never mind yours,
> though I *think* I got them right - the physical memory slots are laid
> out like this, where the numbers are as reported in the pre-banner
> memory layout table.  (Note the two extra-width slots; this will allow
> you to orient the diagram correctly.  These are the slots you have to
> use if you're adding VSIMMs for cg14 video.)
> 
>      -------- 0
>      -------- 2
>      -------- 5
>      -------- 3
>      -------- 6
>      -------- 1
> ---- -------- 7
> ---- -------- 4

Looks like you're right :
http://www.sunshack.org/data/sh/2.1/infoserver.central/data/syshbk/Devices/System_Board/SYSBD_Station_20.html
Cheers

khaqq