[SeaBIOS] [RFC PATCH 03/16] usb-uhci: wait tick after sending data

[Paolo Bonzini]

This fixes a timing problem when doing two consecutive USB_DIR_OUT
sends.  It is visible for example when writing to a USB device.

Signed-off-by: Paolo Bonzini 
---
 src/usb-uhci.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/usb-uhci.c b/src/usb-uhci.c
index f3680d3..2435aff 100644
--- a/src/usb-uhci.c
+++ b/src/usb-uhci.c
@@ -496,6 +496,7 @@ uhci_send_bulk(struct usb_pipe *p, int dir, void *data, int datasize)
     }

SET_FLATPTR(pipe->toggle, !!toggle);
+    uhci_waittick(GET_FLATPTR(pipe->iobase));
     return 0;
 fail:
     dprintf(1, "uhci_send_bulk failed\n");