cdrom: Demote `scsi_is_ready` return print to debug level

Printing the return value of `scsi_is_ready()` is a debug message, so
change the log level from 1 to 5.

    Booting from DVD/CD...
    Device reports MEDIUM NOT PRESENT
    scsi_is_ready returned -1
    Boot failed: Could not read from CDROM (code 0003)

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Paul Menzel <pmenzel@molgen.mpg.de>
1 file changed
tree: 0ce667b50f7530989c4d0f357b9eeace50b1118f
  1. .gitignore
  2. COPYING
  3. COPYING.LESSER
  4. Makefile
  5. README
  6. docs/
  7. scripts/
  8. src/
  9. vgasrc/