> My next step in this adventure was setting REALEXTMEM option to 261120 (in
> KB), as reported by BIOS. When I booted again, kernel reported correct
> total and avail memory values, but hung after printing biomask netmask and
> ttymask values. I tried twice, with kernel hanging after printing 'boot
> device: wd0' and 'root wd0a dumps on wd0b' on second time. No messages, no
> jump to debugger, it just hangs and doesn't react to pressing numLock
> (harddisk LED is on). When I set memory hole back to disabled (ie. no
> memory hole), it works again.
>
> Now, I have two choices: I can run with 15 megs of memory with sound, or
> with 256 megs of memory without sound.
> I think the problem can be corrected by telling kernel not to use physical
> memory between 15M-16M, but I found no options to set this. Is it possible
> to reserve memory? Is there a better solution (buying new computer components
yes - you must add some code to kernel...