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-rw-r--r--src/dev/x86/PC.py10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/dev/x86/PC.py b/src/dev/x86/PC.py
index 3314e7741..86ae4c3ba 100644
--- a/src/dev/x86/PC.py
+++ b/src/dev/x86/PC.py
@@ -28,8 +28,9 @@
from m5.params import *
from m5.proxy import *
-from Device import BasicPioDevice, PioDevice, IsaFake, BadAddr
from Uart import Uart8250
+from Device import IsaFake
+from SouthBridge import SouthBridge
from Platform import Platform
from Pci import PciConfigAll
from SimConsole import SimConsole
@@ -44,6 +45,11 @@ class PC(Platform):
pciconfig = PciConfigAll()
+ south_bridge = SouthBridge()
+
+ # "Non-existant" port used for timing purposes by the linux kernel
+ i_dont_exist = IsaFake(pio_addr=x86IOAddress(0x80), pio_size=1)
+
# Serial port and console
console = SimConsole()
com_1 = Uart8250()
@@ -51,6 +57,8 @@ class PC(Platform):
com_1.sim_console = console
def attachIO(self, bus):
+ self.south_bridge.pio = bus.port
+ self.i_dont_exist.pio = bus.port
self.com_1.pio = bus.port
self.pciconfig.pio = bus.default
bus.responder_set = True