OpenFirmware and interrupt-map

Stefan Reinauer stepan at
Wed Feb 4 18:59:00 CET 2004

* Eric W. Biederman <ebiederman at> [040205 00:39]:
> > 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?

I think the DAC960 was one of those. It even needed a special firmware
version to run through the CPU emulation iirc.


     Stefan Reinauer, SUSE LINUX AG
Teamleader Architecture Development

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