diff options
Diffstat (limited to 'src/python/m5')
| -rw-r--r-- | src/python/m5/objects/Bus.py | 10 | ||||
| -rw-r--r-- | src/python/m5/objects/Tsunami.py | 4 |
2 files changed, 13 insertions, 1 deletions
diff --git a/src/python/m5/objects/Bus.py b/src/python/m5/objects/Bus.py index 6710111e5..e7019f3ac 100644 --- a/src/python/m5/objects/Bus.py +++ b/src/python/m5/objects/Bus.py @@ -1,10 +1,18 @@ +from m5 import build_env from m5.params import * +from m5.proxy import * from MemObject import MemObject +from Tsunami import BadAddr 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") 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.") + if build_env['FULL_SYSTEM']: + default = Port(Self.responder.pio, "Default port for requests that aren't handled by a device.") + responder = BadAddr(pio_addr=0x0, pio_latency="1ps") + else: + default = Port("Default port for requests that aren't handled by a device.") diff --git a/src/python/m5/objects/Tsunami.py b/src/python/m5/objects/Tsunami.py index 0b53153a0..42bcab089 100644 --- a/src/python/m5/objects/Tsunami.py +++ b/src/python/m5/objects/Tsunami.py @@ -15,6 +15,9 @@ class IsaFake(BasicPioDevice): type = 'IsaFake' pio_size = Param.Addr(0x8, "Size of address range") +class BadAddr(BasicPioDevice): + type = 'BadAddr' + class TsunamiIO(BasicPioDevice): type = 'TsunamiIO' time = Param.UInt64(1136073600, @@ -70,6 +73,7 @@ class Tsunami(Platform): self.cchip.pio = bus.port self.pchip.pio = bus.port self.pciconfig.pio = bus.default + bus.responder_set = True self.fake_sm_chip.pio = bus.port self.fake_uart1.pio = bus.port self.fake_uart2.pio = bus.port |