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-rw-r--r--configs/common/CacheConfig.py6
-rw-r--r--configs/common/FSConfig.py14
-rw-r--r--configs/dram/sweep.py2
-rw-r--r--configs/example/memcheck.py4
-rw-r--r--configs/example/memtest.py4
-rw-r--r--configs/example/ruby_mem_test.py2
-rw-r--r--configs/example/se.py2
-rw-r--r--configs/ruby/Ruby.py2
-rw-r--r--configs/splash2/cluster.py10
-rw-r--r--configs/splash2/run.py4
10 files changed, 24 insertions, 26 deletions
diff --git a/configs/common/CacheConfig.py b/configs/common/CacheConfig.py
index f31b3d566..66fe491e1 100644
--- a/configs/common/CacheConfig.py
+++ b/configs/common/CacheConfig.py
@@ -65,14 +65,12 @@ def config_cache(options, system):
if options.l2cache:
# Provide a clock for the L2 and the L1-to-L2 bus here as they
# are not connected using addTwoLevelCacheHierarchy. Use the
- # same clock as the CPUs, and set the L1-to-L2 bus width to 32
- # bytes (256 bits).
+ # same clock as the CPUs.
system.l2 = l2_cache_class(clk_domain=system.cpu_clk_domain,
size=options.l2_size,
assoc=options.l2_assoc)
- system.tol2bus = CoherentXBar(clk_domain = system.cpu_clk_domain,
- width = 32)
+ system.tol2bus = L2XBar(clk_domain = system.cpu_clk_domain)
system.l2.cpu_side = system.tol2bus.master
system.l2.mem_side = system.membus.slave
diff --git a/configs/common/FSConfig.py b/configs/common/FSConfig.py
index cfa6dee4d..e95fff424 100644
--- a/configs/common/FSConfig.py
+++ b/configs/common/FSConfig.py
@@ -50,7 +50,7 @@ class CowIdeDisk(IdeDisk):
def childImage(self, ci):
self.image.child.image_file = ci
-class MemBus(CoherentXBar):
+class MemBus(SystemXBar):
badaddr_responder = BadAddr()
default = Self.badaddr_responder.pio
@@ -78,7 +78,7 @@ def makeLinuxAlphaSystem(mem_mode, mdesc=None, ruby=False, cmdline=None):
self.tsunami = BaseTsunami()
# Create the io bus to connect all device ports
- self.iobus = NoncoherentXBar()
+ self.iobus = IOXBar()
self.tsunami.attachIO(self.iobus)
self.tsunami.ide.pio = self.iobus.master
@@ -143,7 +143,7 @@ def makeSparcSystem(mem_mode, mdesc=None):
# generic system
mdesc = SysConfig()
self.readfile = mdesc.script()
- self.iobus = NoncoherentXBar()
+ self.iobus = IOXBar()
self.membus = MemBus()
self.bridge = Bridge(delay='50ns')
self.t1000 = T1000()
@@ -205,7 +205,7 @@ def makeArmSystem(mem_mode, machine_type, num_cpus=1, mdesc=None,
mdesc = SysConfig()
self.readfile = mdesc.script()
- self.iobus = NoncoherentXBar()
+ self.iobus = IOXBar()
self.membus = MemBus()
self.membus.badaddr_responder.warn_access = "warn"
self.bridge = Bridge(delay='50ns')
@@ -311,7 +311,7 @@ def makeLinuxMipsSystem(mem_mode, mdesc=None, cmdline=None):
# generic system
mdesc = SysConfig()
self.readfile = mdesc.script()
- self.iobus = NoncoherentXBar()
+ self.iobus = IOXBar()
self.membus = MemBus()
self.bridge = Bridge(delay='50ns')
self.mem_ranges = [AddrRange('1GB')]
@@ -358,7 +358,7 @@ def connectX86ClassicSystem(x86_sys, numCPUs):
x86_sys.membus = MemBus()
# North Bridge
- x86_sys.iobus = NoncoherentXBar()
+ x86_sys.iobus = IOXBar()
x86_sys.bridge = Bridge(delay='50ns')
x86_sys.bridge.master = x86_sys.iobus.slave
x86_sys.bridge.slave = x86_sys.membus.master
@@ -394,7 +394,7 @@ def connectX86ClassicSystem(x86_sys, numCPUs):
def connectX86RubySystem(x86_sys):
# North Bridge
- x86_sys.iobus = NoncoherentXBar()
+ x86_sys.iobus = IOXBar()
# add the ide to the list of dma devices that later need to attach to
# dma controllers
diff --git a/configs/dram/sweep.py b/configs/dram/sweep.py
index 18a58b2da..f0b20dcc5 100644
--- a/configs/dram/sweep.py
+++ b/configs/dram/sweep.py
@@ -84,7 +84,7 @@ if args:
# start with the system itself, using a multi-layer 1.5 GHz
# crossbar, delivering 64 bytes / 5 cycles (one header cycle)
# which amounts to 19.2 GByte/s per layer and thus per port
-system = System(membus = NoncoherentXBar(width = 16))
+system = System(membus = IOXBar(width = 16))
system.clk_domain = SrcClockDomain(clock = '1.5GHz',
voltage_domain =
VoltageDomain(voltage = '1V'))
diff --git a/configs/example/memcheck.py b/configs/example/memcheck.py
index 4f85223d9..f0bc26e32 100644
--- a/configs/example/memcheck.py
+++ b/configs/example/memcheck.py
@@ -243,7 +243,7 @@ def make_cache_level(ncaches, prototypes, level, next_cache):
if level != 0:
# Create a crossbar and add it to the subsystem, note that
# we do this even with a single element on this level
- xbar = CoherentXBar(width = 32)
+ xbar = L2XBar(width = 32)
subsys.xbar = xbar
if next_cache:
xbar.master = next_cache.cpu_side
@@ -269,7 +269,7 @@ def make_cache_level(ncaches, prototypes, level, next_cache):
if ntesters > 1:
# Create a crossbar and add it to the subsystem
- xbar = CoherentXBar(width = 32)
+ xbar = L2XBar(width = 32)
subsys.xbar = xbar
xbar.master = next_cache.cpu_side
for tester, checker in zip(testers, checkers):
diff --git a/configs/example/memtest.py b/configs/example/memtest.py
index 6c1e657e4..9a66320d8 100644
--- a/configs/example/memtest.py
+++ b/configs/example/memtest.py
@@ -233,7 +233,7 @@ def make_cache_level(ncaches, prototypes, level, next_cache):
if level != 0:
# Create a crossbar and add it to the subsystem, note that
# we do this even with a single element on this level
- xbar = CoherentXBar(width = 32)
+ xbar = L2XBar()
subsys.xbar = xbar
if next_cache:
xbar.master = next_cache.cpu_side
@@ -258,7 +258,7 @@ def make_cache_level(ncaches, prototypes, level, next_cache):
if ntesters > 1:
# Create a crossbar and add it to the subsystem
- xbar = CoherentXBar(width = 32)
+ xbar = L2XBar()
subsys.xbar = xbar
xbar.master = next_cache.cpu_side
for tester in testers:
diff --git a/configs/example/ruby_mem_test.py b/configs/example/ruby_mem_test.py
index f5e6d2a82..e2887410f 100644
--- a/configs/example/ruby_mem_test.py
+++ b/configs/example/ruby_mem_test.py
@@ -106,7 +106,7 @@ cpus = [ MemTest(atomic = False,
system = System(cpu = cpus,
funcmem = SimpleMemory(in_addr_map = False),
- funcbus = NoncoherentXBar(),
+ funcbus = IOXBar(),
clk_domain = SrcClockDomain(clock = options.sys_clock),
mem_ranges = [AddrRange(options.mem_size)])
diff --git a/configs/example/se.py b/configs/example/se.py
index 3f51acdeb..a582d2976 100644
--- a/configs/example/se.py
+++ b/configs/example/se.py
@@ -265,7 +265,7 @@ if options.ruby:
system.cpu[i].dtb.walker.port = ruby_port.slave
else:
MemClass = Simulation.setMemClass(options)
- system.membus = CoherentXBar()
+ system.membus = SystemXBar()
system.system_port = system.membus.slave
CacheConfig.config_cache(options, system)
MemConfig.config_mem(options, system)
diff --git a/configs/ruby/Ruby.py b/configs/ruby/Ruby.py
index e0d53fd6c..1fa969782 100644
--- a/configs/ruby/Ruby.py
+++ b/configs/ruby/Ruby.py
@@ -116,7 +116,7 @@ def setup_memory_controllers(system, ruby, dir_cntrls, options):
crossbar = None
if len(system.mem_ranges) > 1:
- crossbar = NoncoherentXBar()
+ crossbar = IOXBar()
crossbars.append(crossbar)
dir_cntrl.memory = crossbar.slave
diff --git a/configs/splash2/cluster.py b/configs/splash2/cluster.py
index b17c8877e..9fafcb70c 100644
--- a/configs/splash2/cluster.py
+++ b/configs/splash2/cluster.py
@@ -171,7 +171,7 @@ if options.timing:
for j in xrange(options.numclusters):
clusters[j].id = j
for cluster in clusters:
- cluster.clusterbus = CoherentXBar(clock=busFrequency)
+ cluster.clusterbus = L2XBar(clock=busFrequency)
all_l1buses += [cluster.clusterbus]
cluster.cpus = [TimingSimpleCPU(cpu_id = i + cluster.id,
clock=options.frequency)
@@ -184,7 +184,7 @@ elif options.detailed:
for j in xrange(options.numclusters):
clusters[j].id = j
for cluster in clusters:
- cluster.clusterbus = CoherentXBar(clock=busFrequency)
+ cluster.clusterbus = L2XBar(clock=busFrequency)
all_l1buses += [cluster.clusterbus]
cluster.cpus = [DerivO3CPU(cpu_id = i + cluster.id,
clock=options.frequency)
@@ -197,7 +197,7 @@ else:
for j in xrange(options.numclusters):
clusters[j].id = j
for cluster in clusters:
- cluster.clusterbus = CoherentXBar(clock=busFrequency)
+ cluster.clusterbus = L2XBar(clock=busFrequency)
all_l1buses += [cluster.clusterbus]
cluster.cpus = [AtomicSimpleCPU(cpu_id = i + cluster.id,
clock=options.frequency)
@@ -211,10 +211,10 @@ else:
# ----------------------
system = System(cpu = all_cpus, l1_ = all_l1s, l1bus_ = all_l1buses,
physmem = SimpleMemory(),
- membus = CoherentXBar(clock = busFrequency))
+ membus = SystemXBar(clock = busFrequency))
system.clock = '1GHz'
-system.toL2bus = CoherentXBar(clock = busFrequency)
+system.toL2bus = L2XBar(clock = busFrequency)
system.l2 = L2(size = options.l2size, assoc = 8)
# ----------------------
diff --git a/configs/splash2/run.py b/configs/splash2/run.py
index d542a9437..14e5f47d4 100644
--- a/configs/splash2/run.py
+++ b/configs/splash2/run.py
@@ -196,10 +196,10 @@ else:
# Create a system, and add system wide objects
# ----------------------
system = System(cpu = cpus, physmem = SimpleMemory(),
- membus = CoherentXBar(clock = busFrequency))
+ membus = SystemXBar(clock = busFrequency))
system.clock = '1GHz'
-system.toL2bus = CoherentXBar(clock = busFrequency)
+system.toL2bus = L2XBar(clock = busFrequency)
system.l2 = L2(size = options.l2size, assoc = 8)
# ----------------------
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-29 02:43:49 +0000