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from m5 import build_env
from m5.params import *
from m5.proxy import *
from MemObject import MemObject
from Device import BadAddr
class Bus(MemObject):
type = 'Bus'
port = VectorPort("vector port for connecting devices")
bus_id = Param.Int(0, "blah")
clock = Param.Clock("1GHz", "bus clock speed")
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.")
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