> I've finally figured out the reason my IPX will no longer boot; the
> current boot loader doesn't work on it. Whether loaded from the network
> or the hard disk, it produces a `Data Access Exception' error message. An
> old 1.3 boot loader works fine.
> 
> Anybody got a fix for this? I'd hate to drop Sun4c support in 1.5....


Try building the boot program (in `/sys/arch/sparc/stand/boot') with
a smaller `RELOC' value, say 0x340000 as it used to be until recently.

It just may be that the machine has no physical memory bank at
the address where `boot' is currently linked to run at.

-pk