From 672a77767faf0070e94de0c8acd74328a301cae5 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Tue, 6 Mar 2012 18:51:31 -0800
Subject: fifo ctrl: ~usrp2_fifo_ctrl acks, usrp2 DCM workaround, bootloader no
 blinkie

---
 host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'host/lib/usrp')

diff --git a/host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp b/host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp
index a602bfe9f..090bae759 100644
--- a/host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp
+++ b/host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp
@@ -18,6 +18,7 @@
 #include "usrp2_regs.hpp"
 #include <uhd/exception.hpp>
 #include <uhd/utils/msg.hpp>
+#include <uhd/utils/safe_call.hpp>
 #include <uhd/transport/vrt_if_packet.hpp>
 #include "usrp2_fifo_ctrl.hpp"
 #include <boost/thread/mutex.hpp>
@@ -55,6 +56,13 @@ public:
         this->init_spi();
     }
 
+    ~usrp2_fifo_ctrl_impl(void){
+        _timeout = ACK_TIMEOUT; //reset timeout to something small
+        UHD_SAFE_CALL(
+            this->peek32(0); //dummy peek with the purpose of ack'ing all packets
+        )
+    }
+
     UHD_INLINE void send_pkt(wb_addr_type addr, boost::uint32_t data, int cmd){
         managed_send_buffer::sptr buff = _xport->get_send_buff(0.0);
         if (not buff){
-- 
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