[rescue] More IRIX questions: why won't it boot from my 6.5.24 CDs?

[Sheldon T. Hall]

Micah R Ledbetter writes ...
>
> What I can't seem to do is boot from CD. I stuck an external 
> CDROM on  
> there, which hinv reports as controller 1, device 6. When I try to  
> boot from it using these[0] instructions, I get:
> 
> Cannot load xio(0)pci(15)scsi(1)cdrom(6)partition(8)sash64.
> Relocation failed
> Unable to execure xio(0)pci(15)scsi(1)cdrom(6)partition(8)sash64:  
> execute format error
> Cannot load xio(0)pci(15)scsi(1)cdrom(6)partition(8)sash64 -- 
> execure  format error

Is the CD-ROM drive jumpered to use 512-byte sectors, rather than the usual
2048?  This jumper is often called "block" on the drive case.

-Shel