2)run "update-modules" to make this take effect
3) Make the /etc/modules file look like this:
$> cat /etc/modules
# /etc/modules: kernel modules to load at boot time.
#
# This file should contain the names of kernel modules that are
# to be loaded at boot time, one per line. Comments begin with
# a "#", and everything on the line after them are ignored.
sr_mod
sg
ide-cd
ide-detect
$>
4) Have this line in your grub.conf with ide-scsi=hdd option:
kernel /vmlinuz-2.4.24-1-686 root=/dev/hdb5 hdd=ide-scsi ro single
Reboot machine and give the command "cdrecord -scanbus" and you should
see your SCSI emulated CD-RW.