OpenFirmware and interrupt-map
Eric W. Biederman
ebiederman at lnxi.com
Wed Feb 4 18:25:01 CET 2004
Stefan Reinauer <stepan at suse.de> writes:
> * ron minnich <rminnich at lanl.gov> [040204 04:49]:
> > On 3 Feb 2004, Eric W. Biederman wrote:
> >
> > > For video. Does any one support anything else? RAID cards?
> >
> > Not sure on PPC. The Alpha doesn't matter any more but my memory says that
> > if you put a card with an option rom on the Alpha it would run the ROM.
> > But that's very old memory.
>
> Yes, the Alpha was able to initialize RAID/SCSI x86 option roms. SRM was
> even defining an os callback to execute intXX calls from a running
> operating system. Unfortunately it was never implemented.
Interesting. I do know that the RAID/SCSI x86 option roms in general
were not needed on the Alpha. Do you know of any RAID/SCSI cards that
actually need their option ROM to be run?
Every one I have research it is a non issue.
Eric
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