-# Copyright (c) 2006 The Regents of The University of Michigan
+# Copyright (c) 2006-2007 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
import m5
from m5.objects import *
-m5.AddToPath('../configs/common')
+m5.util.addToPath('../configs/common')
import FSConfig
-cpu = AtomicSimpleCPU()
+# --------------------
+# Base L1 Cache
+# ====================
+
+class L1(BaseCache):
+ latency = '1ns'
+ block_size = 64
+ mshrs = 4
+ tgts_per_mshr = 8
+
+# ----------------------
+# Base L2 Cache
+# ----------------------
+
+class L2(BaseCache):
+ block_size = 64
+ latency = '10ns'
+ mshrs = 92
+ tgts_per_mshr = 16
+ write_buffers = 8
+
+# ---------------------
+# I/O Cache
+# ---------------------
+class IOCache(BaseCache):
+ assoc = 8
+ block_size = 64
+ latency = '50ns'
+ mshrs = 20
+ size = '1kB'
+ tgts_per_mshr = 12
+ addr_range=AddrRange(0, size='8GB')
+ forward_snoops = False
+
+#cpu
+cpu = AtomicSimpleCPU(cpu_id=0)
+#the system
system = FSConfig.makeLinuxAlphaSystem('atomic')
+system.bridge.filter_ranges_a=[AddrRange(0, Addr.max)]
+system.bridge.filter_ranges_b=[AddrRange(0, size='8GB')]
+system.iocache = IOCache()
+system.iocache.cpu_side = system.iobus.port
+system.iocache.mem_side = system.membus.port
+
system.cpu = cpu
-cpu.connectMemPorts(system.membus)
-cpu.mem = system.physmem
+#create the l1/l2 bus
+system.toL2Bus = Bus()
+
+#connect up the l2 cache
+system.l2c = L2(size='4MB', assoc=8)
+system.l2c.cpu_side = system.toL2Bus.port
+system.l2c.mem_side = system.membus.port
+
+#connect up the cpu and l1s
+cpu.addPrivateSplitL1Caches(L1(size = '32kB', assoc = 1),
+ L1(size = '32kB', assoc = 4))
+# connect cpu level-1 caches to shared level-2 cache
+cpu.connectMemPorts(system.toL2Bus)
+cpu.clock = '2GHz'
+
+root = Root(system=system)
+m5.ticks.setGlobalFrequency('1THz')
-root = Root(clock = '2GHz', system = system)