#2889 NORM Untriag: OFW chokes on disks with bogus BIOS Parameter Blocks

Zarro Boogs per Child bugtracker at laptop.org
Fri Aug 17 20:37:45 EDT 2007


#2889: OFW chokes on disks with bogus BIOS Parameter Blocks
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  Reporter:  wmb at firmworks.com    |       Owner:  wmb at firmworks.com
      Type:  defect               |      Status:  closed           
  Priority:  normal               |   Milestone:  Untriaged        
 Component:  ofw - open firmware  |     Version:                   
Resolution:  fixed                |    Keywords:                   
  Verified:  0                    |  
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Comment (by cscott):

 FWIW, I think you can skip a step in the "how to reproduce" recipe above:
 I think all that matters is that the key initially have a DOS filesystem
 and be unpartitioned (some keys actually come from the factory this way!),
 and then you use fdisk on it without using the 'o' option to completely
 rewrite sector 0.

 The (debian) man page for fdisk intimates that 'cfdisk' might actually be
 more correct, but IIRC I actually used cfdisk to partition the disk
 originally, not fdisk.  So no guarantee there.

-- 
Ticket URL: <https://dev.laptop.org/ticket/2889#comment:2>
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