[Bug 1863441] Re: cmd_mode_sense always reports 0x70, no CDROM present

[John Snow]

Hi, if you can quote the relevant spec, would you like to include that
in a commit message and send a patch?

Also, does this result in a bug anywhere visible that we can test
against?

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https://bugs.launchpad.net/bugs/1863441

Title:
  cmd_mode_sense always reports 0x70, no CDROM present

Status in QEMU:
  New

Bug description:
  cmd_mode_sense
    
https://git.qemu.org/?p=qemu.git;a=blob;f=hw/ide/atapi.c;hb=refs/heads/master#l852
  always reports 0x70 in byte 2 returned, indicating no CD-ROM present.

  If CD-ROM is present, should report 0x01 (or 0x11).
  If CD-ROM absent, should report 0x70.

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