From d99e64effd69d9ae310db96b1c19ebe84027647f Mon Sep 17 00:00:00 2001 From: Sebastien Bourdeauducq Date: Mon, 12 Dec 2016 18:02:56 +0800 Subject: [PATCH] drtio: clear any stale FIFO space reply --- artiq/gateware/drtio/rt_controller.py | 1 + 1 file changed, 1 insertion(+) diff --git a/artiq/gateware/drtio/rt_controller.py b/artiq/gateware/drtio/rt_controller.py index dd3f7de61..6e29b2ab0 100644 --- a/artiq/gateware/drtio/rt_controller.py +++ b/artiq/gateware/drtio/rt_controller.py @@ -169,6 +169,7 @@ class RTController(Module): status_wait.eq(1), rt_packets_fifo_request.eq(1), rt_packets.write_stb.eq(1), + rt_packets.fifo_space_not_ack.eq(1), If(rt_packets.write_ack, NextState("GET_FIFO_SPACE_REPLY") )