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config: Do not instantiate membus when using ruby

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This patch moves the instantiation of system.membus in se.py to the area of
code where classic memory system has been dealt with. Ruby does not require
this bus and hence it should not be instantiated.
This commit is contained in:
Nilay Vaish 2013-06-13 07:24:25 -05:00
parent 64270b19c3
commit be981772b9
1 changed files with 2 additions and 1 deletions
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3
configs/example/se.py
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@ -159,7 +159,7 @@ if options.smt and options.num_cpus > 1:
np = options.num_cpus np = options.num_cpus
system = System(cpu = [CPUClass(cpu_id=i) for i in xrange(np)], system = System(cpu = [CPUClass(cpu_id=i) for i in xrange(np)],
physmem = MemClass(range=AddrRange("512MB")), physmem = MemClass(range=AddrRange("512MB")),
membus = CoherentBus(), mem_mode = test_mem_mode) mem_mode = test_mem_mode)
# Sanity check # Sanity check
if options.fastmem: if options.fastmem:
@ -225,6 +225,7 @@ if options.ruby:
system.cpu[i].itb.walker.port = ruby_port.slave system.cpu[i].itb.walker.port = ruby_port.slave
system.cpu[i].dtb.walker.port = ruby_port.slave system.cpu[i].dtb.walker.port = ruby_port.slave
else: else:
system.membus = CoherentBus()
system.system_port = system.membus.slave system.system_port = system.membus.slave
system.physmem.port = system.membus.master system.physmem.port = system.membus.master
CacheConfig.config_cache(options, system) CacheConfig.config_cache(options, system)