cvs commit: src/sys/ia64/ia64 machdep.c

[Wilko Bulte]

On Tue, Oct 05, 2004 at 08:31:43PM -0700, Marcel Moolenaar wrote..
> On Oct 5, 2004, at 8:09 PM, Mike Silbersack wrote:
> 
> >> Log:
> >> Add the Madison II, which is the second generation Madison. The 
> >>Madison II
> >> is model 2 in the Itanium 2 family and has up to 9MB of L3 cache and 
> >>clocks
> >> higher than 1.5Ghz. There's no LV variant AFAICT.
> >>
> >> Revision  Changes    Path
> >> 1.190     +3 -0      src/sys/ia64/ia64/machdep.c
> >
> >If I get a quad processor Madison II system, can I boot w/o ram?  :)
> 
> Alas, you need at least 8 cpus because we load the kernel at 64MB. A 
> video
> card with at least 32MB can be used as a workaround and gives the 
> cheapest configuration.
> 
> :-)

Interestingly enough this is what we used to repair / diagnose
Alpha machines: diag code and/or a special version of the SRM
console code was directly loaded via the SROM port into the
CPU cache.  In that way you could run code with a hosed memory
subsystem.

W/

-- 
Wilko Bulte				wilko at FreeBSD.org