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[21/32] scsi-disk: removable hard disks support load/eject

Message ID 1343401379-19495-22-git-send-email-pbonzini@redhat.com
State New
Headers show

Commit Message

Paolo Bonzini July 27, 2012, 3:02 p.m. UTC
Support for the LOEJ bit of the START/STOP UNIT command right now is
limited to CD-ROMs.  This is wrong, since removable hard disks (in the
real world: SD card readers) also support it in pretty much the same way.

Without the LOEJ bit, START/STOP UNIT does nothing for all devices.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/scsi-disk.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index fb0540a..b52e304 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -1248,7 +1248,7 @@  static int scsi_disk_emulate_start_stop(SCSIDiskReq *r)
     bool start = req->cmd.buf[4] & 1;
     bool loej = req->cmd.buf[4] & 2; /* load on start, eject on !start */
 
-    if (s->qdev.type == TYPE_ROM && loej) {
+    if ((s->features & (1 << SCSI_DISK_F_REMOVABLE)) && loej) {
         if (!start && !s->tray_open && s->tray_locked) {
             scsi_check_condition(r,
                                  bdrv_is_inserted(s->qdev.conf.bs)