[UFO Chicago] IDE-CD / IDE-SCSI switching

Larry Garfield larry at garfieldtech.com
Sat Dec 27 16:38:07 CST 2003


This question is aimed mostly at Nate, but I welcome answers from anyone.

I've been poking at my kernel of late on a Debian Sid box to get 
everything working purdy.  Aside from nvidia's OpenGL drivers being 
evil, I've got it all sorted out except for DVD playback and CD 
recording.  Specifically, each works on its own but requires routing the 
CDRW/DVD combo drive through IDE or SCSI emulation, respectively, and I 
have yet to figure out how to switch from one to the other without 
editing lilo.conf and rebooting.  Naturally, rebooting just to switch 
from CD burner support to DVD support is a less than desirable situation.

Nate, I seem to recall you facing this issue yourself once upon a time. 
  How did you solve it, or did you?  I've tried

rmmod ide-scsi
insmod ide-cd

But it still says that hdc is not a valid block device when I try to use 
it.  I am open to suggestions.

For reference, the kernel is 2.4.23, and SCSI, ide-scsi, ide-cd, and 
everything else is compiled as a module and does seem to work if booted 
properly.  It's switching between them without a reboot that I'm trying 
to get working.

TIA and all that.

PS: I'm afraid I won't be at meetings for the next few months.  Lucky 
me, I've got a Thursday night class so I wouldn't even get to Victoria's 
until 10 pm or so, just in time to get thrown out.  *sigh*

-- 
Larry Garfield			AIM: LOLG42
larry at garfieldtech.com		ICQ: 6817012

"If nature has made any one thing less susceptible than all others of 
exclusive property, it is the action of the thinking power called an 
idea, which an individual may exclusively possess as long as he keeps it 
to himself; but the moment it is divulged, it forces itself into the 
possession of every one, and the receiver cannot dispossess himself of 
it."  -- Thomas Jefferson




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