add a backoff algorithm when nacks are received by devices

add seperate response buffers and request queue sizes in bus bridge
add delay to respond to a nack in the bus bridge

src/dev/i8254xGBe.cc:
src/dev/ide_ctrl.cc:
src/dev/ns_gige.cc:
src/dev/pcidev.hh:
src/dev/sinic.cc:
    add backoff delay parameters
src/dev/io_device.cc:
src/dev/io_device.hh:
    add a backoff algorithm when nacks are received.
src/mem/bridge.cc:
src/mem/bridge.hh:
    add seperate response buffers and request queue sizes
    add a new parameters to specify how long before a nack in ready to go after a packet that needs to be nacked is received
src/mem/cache/cache_impl.hh:
    assert on the
src/mem/tport.cc:
    add a friendly assert to make sure the packet was inserted into the list

--HG--
extra : convert_revision : 3595ad932015a4ce2bb72772da7850ad91bd09b1

1 files changed, 1 insertions, 0 deletions

diff --git a/src/mem/tport.cc b/src/mem/tport.cc
index b384a0444..9a4bd7967 100644
--- a/src/mem/tport.cc
+++ b/src/mem/tport.cc
@@ -128,6 +128,7 @@ SimpleTimingPort::sendTiming(PacketPtr pkt, Tick time)
         }
         i++;
     }
+    assert(done);
 }
 
 void