-# Copyright (c) 2005-2007 The Regents of The University of Michigan
+# Copyright (c) 2005-2008 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
#
# Authors: Nathan Binkert
-from m5 import build_env
+from m5.defines import buildEnv
from m5.params import *
from m5.proxy import *
from MemObject import MemObject
-if build_env['FULL_SYSTEM']:
+if buildEnv['FULL_SYSTEM']:
from Device import BadAddr
class Bus(MemObject):
port = VectorPort("vector port for connecting devices")
bus_id = Param.Int(0, "blah")
clock = Param.Clock("1GHz", "bus clock speed")
+ header_cycles = Param.Int(1, "cycles of overhead per transaction")
width = Param.Int(64, "bus width (bytes)")
responder_set = Param.Bool(False, "Did the user specify a default responder.")
block_size = Param.Int(64, "The default block size if one isn't set by a device attached to the bus.")
- if build_env['FULL_SYSTEM']:
- responder = BadAddr(pio_addr=0x0, pio_latency="1ps")
- default = Port(Self.responder.pio, "Default port for requests that aren't handled by a device.")
- else:
- default = Port("Default port for requests that aren't handled by a device.")
+ default = Port("Default port for requests that aren't handled by a device.")