> On Thu, Jan 29, 1998 at 09:27:05PM +0100, Thomas Bogendoerfer wrote:
> > I'm trying to read the firmware prom of my Olivetti M700 (Magnum 4000
> > clone).
> > When access the address 0x9fc00000 (which is the KSEG0 address of the prom)
> > the box freezes immidiately. Does anybody know why ? And how could I access
> > the prom otherwise ?
> Did you try uncached accesses via KSEG1? I wouldn't wonder if the used
> PROMs can't cope with the bursts generated for filling a cacheline.
I am pretty certain that is the case for the Magnum. That is, you
must use 0xbfc00000, not 0x9fc00000.