Roger on the "SCSI subsystem driver Revision: 1.00" from dmesg. That is present. Negatory on the "ide_setup: hdx=scsi". So, I'll go to work on that. Thanks. I'll keep all aprised. Thomas Mondoshawan Tate wrote: > On Tue, Oct 09, 2001 at 01:40:30PM -0700, tim cutler wrote: > >>I'm trying to enable the CD-RW device on my system. I get this when >>executing "xcdroast" on RH7.1: >> >>"Failed to scan the SCSI-bus. Either no permission to access the generic >>scsi devices or no SCSI support enabled in the kernel. For ATAPI devices >>you have to install the SCSI-emulation first. Please see the >>CD-Writing-HOWTO ..." >> > > What kind of CD-R drive are you using? IDE or SCSI? > > >>I have the /dev/sg1,2... devices with permissions set per >>"CD-Writing-HOWTO" (cwr------- root root ... /dev/sg1). So, I need a >>clue. How do I know SCSI support or the SCSI-emulation is present? Is a >>modern CD unit an ATAPI device? >> > > You'll know the SCSI subsystem is turned on in th kernel by checking the > dmesg for a line that says something similar to "SCSI subsystem driver > Revision: 1.00". Note that if this one isn't there, you'll either have to > load the scsi and sg modules or recompile your kernel to provide support. > > [1]You'll know SCSI emulation is turned on by checking the dmesg for a line > that reads "ide_setup: hdx=scsi" and another line that says "ide-cd: passing > drive hdx to ide-scsi emulation". If you don't see this line, try adding > "hdx=scsi" to the kernel command line. If you still don't see these lines, > you need to recompile your kernel. > > Most CD units are ATAPI compliant -- especially if it's an IDE CD-R drive. > Might want to doublecheck that it's supported on the cdrecord website[2] > just to be sure, though. > > [1] Replace hdx with the device name of your CD-R in IDE mode. Ex: if my > CD-R was on /dev/hdc, then hdx = hdc > > [2] http://www.cdrecord.org > >