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| author | Vincentius Robby <acolyte@umich.edu> | 2007-08-08 18:43:12 -0400 |
|---|---|---|
| committer | Vincentius Robby <acolyte@umich.edu> | 2007-08-08 18:43:12 -0400 |
| commit | ec4000e0e284834df0eb1db792074a1b11f21cc8 (patch) | |
| tree | 9b42b9697c8fe3cf00c3ab8257002146d8d37a9c /configs | |
| parent | 1caed1465470269c36897904edddf8d4dc9765b1 (diff) | |
| download | gem5-ec4000e0e284834df0eb1db792074a1b11f21cc8.tar.xz | |
Added fastmem option.
Lets CPU accesses to physical memory bypass Bus.
--HG--
extra : convert_revision : e56e3879de47ee10951a19bfcd8b62b6acdfb30c
Diffstat (limited to 'configs')
| -rw-r--r-- | configs/common/Options.py | 1 | ||||
| -rw-r--r-- | configs/example/fs.py | 5 | ||||
| -rw-r--r-- | configs/example/se.py | 3 |
3 files changed, 9 insertions, 0 deletions
diff --git a/configs/common/Options.py b/configs/common/Options.py index 4f2b317c0..225916840 100644 --- a/configs/common/Options.py +++ b/configs/common/Options.py @@ -32,6 +32,7 @@ parser.add_option("-t", "--timing", action="store_true") parser.add_option("-n", "--num_cpus", type="int", default=1) parser.add_option("--caches", action="store_true") parser.add_option("--l2cache", action="store_true") +parser.add_option("--fastmem", action="store_true") # Run duration options parser.add_option("-m", "--maxtick", type="int") diff --git a/configs/example/fs.py b/configs/example/fs.py index ca1408970..3a57fe5b8 100644 --- a/configs/example/fs.py +++ b/configs/example/fs.py @@ -132,6 +132,9 @@ for i in xrange(np): else: test_sys.cpu[i].connectMemPorts(test_sys.membus) + if options.fastmem: + test_sys.cpu[i].physmem_port = test_sys.physmem.port + if len(bm) == 2: if m5.build_env['TARGET_ISA'] == 'alpha': drive_sys = makeLinuxAlphaSystem(drive_mem_mode, bm[1]) @@ -139,6 +142,8 @@ if len(bm) == 2: drive_sys = makeSparcSystem(drive_mem_mode, bm[1]) drive_sys.cpu = DriveCPUClass(cpu_id=0) drive_sys.cpu.connectMemPorts(drive_sys.membus) + if options.fastmem: + drive_sys.cpu.physmem_port = drive_sys.physmem.port if options.kernel is not None: drive_sys.kernel = binary(options.kernel) diff --git a/configs/example/se.py b/configs/example/se.py index 20fe75a21..639bcd7c6 100644 --- a/configs/example/se.py +++ b/configs/example/se.py @@ -114,6 +114,9 @@ for i in xrange(np): system.cpu[i].connectMemPorts(system.membus) system.cpu[i].workload = process + if options.fastmem: + system.cpu[0].physmem_port = system.physmem.port + root = Root(system = system) Simulation.run(options, root, system, FutureClass) |