3 files changed, 9 insertions, 4 deletions
diff --git a/src/python/m5/config.py b/src/python/m5/config.py
index cffe06984..8291e1e1b 100644
--- a/src/python/m5/config.py
+++ b/src/python/m5/config.py
@@ -547,7 +547,7 @@ class SimObject(object):
         count = 0
         # ParamContexts don't serialize
         if isinstance(self, SimObject) and not isinstance(self, ParamContext):
-            if self._ccObject.drain(drain_event):
+            if not self._ccObject.drain(drain_event):
                 count = 1
         if recursive:
             for child in self._children.itervalues():
diff --git a/src/python/m5/objects/Bus.py b/src/python/m5/objects/Bus.py
index 019e15034..e0278e6c3 100644
--- a/src/python/m5/objects/Bus.py
+++ b/src/python/m5/objects/Bus.py
@@ -4,4 +4,5 @@ from MemObject import MemObject
 class Bus(MemObject):
     type = 'Bus'
     port = VectorPort("vector port for connecting devices")
+    default = Port("Default port for requests that aren't handeled by a device.")
     bus_id = Param.Int(0, "blah")
diff --git a/src/python/m5/objects/Pci.py b/src/python/m5/objects/Pci.py
index 9e1e91b13..29014bb37 100644
--- a/src/python/m5/objects/Pci.py
+++ b/src/python/m5/objects/Pci.py
@@ -1,5 +1,5 @@
 from m5.config import *
-from Device import BasicPioDevice, DmaDevice
+from Device import BasicPioDevice, DmaDevice, PioDevice
 
 class PciConfigData(SimObject):
     type = 'PciConfigData'
@@ -38,18 +38,22 @@ class PciConfigData(SimObject):
     MaximumLatency = Param.UInt8(0x00, "Maximum Latency")
     MinimumGrant = Param.UInt8(0x00, "Minimum Grant")
 
-class PciConfigAll(BasicPioDevice):
+class PciConfigAll(PioDevice):
     type = 'PciConfigAll'
+    pio_latency = Param.Tick(1, "Programmed IO latency in simticks")
+    bus = Param.UInt8(0x00, "PCI bus to act as config space for")
+    size = Param.MemorySize32('16MB', "Size of config space")
+
 
 class PciDevice(DmaDevice):
     type = 'PciDevice'
     abstract = True
+    config = Port("PCI configuration space port")
     pci_bus = Param.Int("PCI bus")
     pci_dev = Param.Int("PCI device number")
     pci_func = Param.Int("PCI function code")
     pio_latency = Param.Tick(1, "Programmed IO latency in simticks")
     configdata = Param.PciConfigData(Parent.any, "PCI Config data")
-    configspace = Param.PciConfigAll(Parent.any, "PCI Configspace")
 
 class PciFake(PciDevice):
     type = 'PciFake'