# default values
num_cores = 2
-l1_icache_size_bytes = 32768
+l1_icache_size_kb = 64
l1_icache_assoc = 8
l1_icache_latency = 1
-l1_dcache_size_bytes = 32768
+l1_dcache_size_kb = 32
l1_dcache_assoc = 8
l1_dcache_latency = 1
-l2_cache_size_bytes = 2048 # total size (sum of all banks)
+l2_cache_size_kb = 8192 # total size (sum of all banks)
l2_cache_assoc = 16
l2_cache_latency = 12
num_l2_banks = num_cores
memory_size_mb = 1024
num_dma = 1
-protocol = "MOESI_CMP_token"
+#default protocol
+protocol = "MOESI_CMP_directory"
# check for overrides
if $*[i] == "-c" or $*[i] == "--protocol"
i += 1
protocol = $*[i]
+ elsif $*[i] == "-A"
+ l1_dcache_size_kb = $*[i+1].to_i
+ i = i+1
+ elsif $*[i] == "-B"
+ num_l2_banks = $*[i+1].to_i
+ i = i+1
elsif $*[i] == "-m"
num_memories = $*[i+1].to_i
i = i+1
elsif $*[i] == "-p"
num_cores = $*[i+1].to_i
i = i+1
+ elsif $*[i] == "-R"
+ if $*[i+1] == "rand"
+ RubySystem.random_seed = "rand"
+ else
+ RubySystem.random_seed = $*[i+1].to_i
+ end
+ i = i+ 1
elsif $*[i] == "-s"
memory_size_mb = $*[i+1].to_i
i = i + 1
- elsif $*[i] == "-C"
- l1_dcache_size_bytes = $*[i+1].to_i
- i = i + 1
- elsif $*[i] == "-A"
- l1_dcache_assoc = $*[i+1].to_i
- i = i + 1
- elsif $*[i] == "-D"
- num_dma = $*[i+1].to_i
- i = i + 1
end
end
-n_tokens = num_cores + 1
-
net_ports = Array.new
iface_ports = Array.new
-#assert(protocol == "MESI_CMP_directory", __FILE__+" cannot be used with protocol "+protocol);
+assert((protocol == "MESI_CMP_directory" or protocol == "MOESI_CMP_directory"), __FILE__+" cannot be used with protocol '#{protocol}'");
require protocol+".rb"
num_cores.times { |n|
- icache = SetAssociativeCache.new("l1i_"+n.to_s, l1_icache_size_bytes, l1_icache_latency, l1_icache_assoc, "PSEUDO_LRU")
- dcache = SetAssociativeCache.new("l1d_"+n.to_s, l1_dcache_size_bytes, l1_dcache_latency, l1_dcache_assoc, "PSEUDO_LRU")
+ icache = SetAssociativeCache.new("l1i_"+n.to_s, l1_icache_size_kb, l1_icache_latency, l1_icache_assoc, "PSEUDO_LRU")
+ dcache = SetAssociativeCache.new("l1d_"+n.to_s, l1_dcache_size_kb, l1_dcache_latency, l1_dcache_assoc, "PSEUDO_LRU")
sequencer = Sequencer.new("Sequencer_"+n.to_s, icache, dcache)
iface_ports << sequencer
- if protocol == "MOESI_CMP_token"
- net_ports << MOESI_CMP_token_L1CacheController.new("L1CacheController_"+n.to_s,
- "L1Cache",
- icache, dcache,
- sequencer,
- num_l2_banks,
- n_tokens)
- end
-
if protocol == "MOESI_CMP_directory"
net_ports << MOESI_CMP_directory_L1CacheController.new("L1CacheController_"+n.to_s,
"L1Cache",
icache, dcache,
sequencer,
num_l2_banks)
- end
-
- if protocol == "MESI_CMP_directory"
+ elsif protocol == "MESI_CMP_directory"
net_ports << MESI_CMP_directory_L1CacheController.new("L1CacheController_"+n.to_s,
"L1Cache",
icache, dcache,
end
}
num_l2_banks.times { |n|
- cache = SetAssociativeCache.new("l2u_"+n.to_s, l2_cache_size_bytes/num_l2_banks, l2_cache_latency, l2_cache_assoc, "PSEUDO_LRU")
- if protocol == "MOESI_CMP_token"
- net_ports << MOESI_CMP_token_L2CacheController.new("L2CacheController_"+n.to_s,
- "L2Cache",
- cache,
- n_tokens)
- end
-
+ cache = SetAssociativeCache.new("l2u_"+n.to_s, l2_cache_size_kb/num_l2_banks, l2_cache_latency, l2_cache_assoc, "PSEUDO_LRU")
if protocol == "MOESI_CMP_directory"
net_ports << MOESI_CMP_directory_L2CacheController.new("L2CacheController_"+n.to_s,
"L2Cache",
cache)
- end
-
- if protocol == "MESI_CMP_directory"
+ elsif protocol == "MESI_CMP_directory"
net_ports << MESI_CMP_directory_L2CacheController.new("L2CacheController_"+n.to_s,
"L2Cache",
cache)
end
-
+ net_ports.last.request_latency = l2_cache_latency + 2
+ net_ports.last.response_latency = l2_cache_latency + 2
}
num_memories.times { |n|
directory = DirectoryMemory.new("DirectoryMemory_"+n.to_s, memory_size_mb/num_memories)
memory_control = MemoryControl.new("MemoryControl_"+n.to_s)
- if protocol == "MOESI_CMP_token"
- net_ports << MOESI_CMP_token_DirectoryController.new("DirectoryController_"+n.to_s,
- "Directory",
- directory,
- memory_control,
- num_l2_banks)
- end
-
if protocol == "MOESI_CMP_directory"
net_ports << MOESI_CMP_directory_DirectoryController.new("DirectoryController_"+n.to_s,
"Directory",
directory,
memory_control)
- end
-
- if protocol == "MESI_CMP_directory"
+ elsif protocol == "MESI_CMP_directory"
net_ports << MESI_CMP_directory_DirectoryController.new("DirectoryController_"+n.to_s,
"Directory",
directory,
num_dma.times { |n|
dma_sequencer = DMASequencer.new("DMASequencer_"+n.to_s)
iface_ports << dma_sequencer
- if protocol == "MOESI_CMP_token"
- net_ports << MOESI_CMP_token_DMAController.new("DMAController_"+n.to_s,
- "DMA",
- dma_sequencer)
- end
-
if protocol == "MOESI_CMP_directory"
net_ports << MOESI_CMP_directory_DMAController.new("DMAController_"+n.to_s,
"DMA",
dma_sequencer)
- end
-
- if protocol == "MESI_CMP_directory"
+ elsif protocol == "MESI_CMP_directory"
net_ports << MESI_CMP_directory_DMAController.new("DMAController_"+n.to_s,
"DMA",
dma_sequencer)
projects / gem5.git / blobdiff