usb: add USBEndpoint->{nr,pid}

Add a "nr" and "pid" fields to USBEndpoint so you can easily figure the
endpoint number and direction of any given endpoint.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/hw/usb.h b/hw/usb.h
index 4e878d3..1e629af 100644
--- a/hw/usb.h
+++ b/hw/usb.h
@@ -171,6 +171,8 @@ struct USBDescString {
 #define USB_MAX_INTERFACES 16
 
 struct USBEndpoint {
+    uint8_t nr;
+    uint8_t pid;
     uint8_t type;
     uint8_t ifnum;
     int max_packet_size;