slotid: add slot id capability

This capability makes it possible for the guest to
report a unique chassis identifier to the user.

The spec also recommends making chassis indentifier
persist in eeprom.
This isn't implemented.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/hw/pci.h b/hw/pci.h
index dc4d9d10a7..8d0aa498e5 100644
--- a/hw/pci.h
+++ b/hw/pci.h
@@ -129,6 +129,8 @@ enum {
     /* Standard hot plug controller. */
 #define QEMU_PCI_SHPC_BITNR 5
     QEMU_PCI_CAP_SHPC = (1 << QEMU_PCI_SHPC_BITNR),
+#define QEMU_PCI_SLOTID_BITNR 6
+    QEMU_PCI_CAP_SLOTID = (1 << QEMU_PCI_SLOTID_BITNR),
 };
 
 #define TYPE_PCI_DEVICE "pci-device"