diff options
| -rw-r--r-- | configs/common/Caches.py | 7 | ||||
| -rw-r--r-- | configs/example/fs.py | 14 |
2 files changed, 20 insertions, 1 deletions
diff --git a/configs/common/Caches.py b/configs/common/Caches.py index d86fba246..4692ef537 100644 --- a/configs/common/Caches.py +++ b/configs/common/Caches.py @@ -37,3 +37,10 @@ class L1Cache(BaseCache): tgts_per_mshr = 5 protocol = CoherenceProtocol(protocol='moesi') +class L2Cache(BaseCache): + assoc = 8 + block_size = 64 + latency = 10 + mshrs = 20 + tgts_per_mshr = 12 + diff --git a/configs/example/fs.py b/configs/example/fs.py index a9f1d579a..a70a60b97 100644 --- a/configs/example/fs.py +++ b/configs/example/fs.py @@ -47,6 +47,7 @@ config_root = os.path.dirname(config_path) parser = optparse.OptionParser() # Benchmark options +parser.add_option("--l2cache", action="store_true") parser.add_option("--dual", action="store_true", help="Simulate two systems attached with an ethernet link") parser.add_option("-b", "--benchmark", action="store", type="string", @@ -93,12 +94,23 @@ else: test_sys = makeLinuxAlphaSystem(test_mem_mode, bm[0]) np = options.num_cpus + +if options.l2cache: + test_sys.l2 = L2Cache(size = '2MB') + test_sys.tol2bus = Bus() + test_sys.l2.cpu_side = test_sys.tol2bus.port + test_sys.l2.mem_side = test_sys.membus.port + test_sys.cpu = [TestCPUClass(cpu_id=i) for i in xrange(np)] for i in xrange(np): if options.caches: test_sys.cpu[i].addPrivateSplitL1Caches(L1Cache(size = '32kB'), L1Cache(size = '64kB')) - test_sys.cpu[i].connectMemPorts(test_sys.membus) + + if options.l2cache: + test_sys.cpu[i].connectMemPorts(test_sys.tol2bus) + else: + test_sys.cpu[i].connectMemPorts(test_sys.membus) if len(bm) == 2: drive_sys = makeLinuxAlphaSystem(drive_mem_mode, bm[1]) |