diff --git a/configs/example/hmctest.py b/configs/example/hmctest.py new file mode 100644 --- /dev/null +++ b/configs/example/hmctest.py @@ -0,0 +1,179 @@ +import optparse +import sys +import subprocess + +import m5 +from m5.objects import * +from m5.util import addToPath + +addToPath('../common') +import MemConfig +import HMC + +parser = optparse.OptionParser() + +# Use a HMC_2500_x32 by default +parser.add_option("--mem-type", type = "choice", default = "HMC_2500_x32", + choices = MemConfig.mem_names(), + help = "type of memory to use") + +parser.add_option("--ranks", "-r", type = "int", default = 1, + help = "Number of ranks to iterate across") + +parser.add_option("--rd_perc", type ="int", default=100, + help = "Percentage of read commands") + +parser.add_option("--mode", type ="choice", default ="DRAM", + choices = ["DRAM", "DRAM_ROTATE", "RANDOM"], + help = "DRAM: Random traffic; \ + DRAM_ROTATE: Traffic rotating across banks and ranks" + ) + +parser.add_option("--addr_map", type ="int", default = 1, + help = "0: RoCoRaBaCh; 1: RoRaBaCoCh/RoRaBaChCo") + +parser.add_option("--arch", type = "int", default = 0, + help = "0: HMC-4 links with same range\ + 1: HMC-4 links with distributed range\ + 2: mixed with same & distributed range") + +parser.add_option("--linkaggr", type = "int", default = 0, + help = "1: enable link crossbar, 0: disable link crossbar") + +parser.add_option("--num_cross", type = "int", default = 4, + help = "1: number of crossbar in HMC=1;\ + 4: number of crossbar = 4") + +parser.add_option("--tlm-memory", type = "string", + help="use external port for SystemC TLM cosimulation") + +parser.add_option("--elastic-trace-en", action ="store_true", + help = """Enable capture of data dependency and instruction + fetch traces using elastic trace probe.""") + +(options, args) = parser.parse_args() + +if args: + print "Error: script doesn't take any positional arguments" + sys.exit(1) + +system = System() +system.clk_domain = SrcClockDomain(clock = '100GHz', + voltage_domain = + VoltageDomain(voltage = '1V')) +# Create additional crossbar for arch1 +if options.arch ==1 or options.arch ==2 : + system.membus = NoncoherentXBar( width=8 ) + system.membus.badaddr_responder = BadAddr() + system.membus.default = Self.badaddr_responder.pio + system.membus.width = 8 + system.membus.frontend_latency = 3 + system.membus.forward_latency = 4 + system.membus.response_latency = 2 + + system.membus.clk_domain = SrcClockDomain(clock='100GHz', voltage_domain = + VoltageDomain(voltage = '1V')) + +# we are considering 4GB HMC device with following parameters +# hmc_device_size = '4GB' +# hmc_num_vaults = 16 +# hmc_vault_size = '256MB' +# hmc_stack_size = 8 +# hmc_bank_in_stack = 2 +# hmc_bank_size = '16MB' +# hmc_bank_in_vault = 16 + +# determine the burst length in bytes +burst_size = 256 +options.mem_channels = 1 +options.external_memory_system = 0 +options.mem_ranks=1 +stride_size = burst_size +system.cache_line_size = burst_size + +# Enable performance monitoring +options.enable_global_monitor = True +options.enable_link_monitor = False + +# Memory ranges of vault controller. +mem_range0 = AddrRange(0 , '268435455B') +mem_range1 = AddrRange('268435456B' , '536870911B') +mem_range2 = AddrRange('536870912B' , '805306367B') +mem_range3 = AddrRange('805306368B' , '1073741823B') + +mem_range4 = AddrRange('1073741824B' , '1342177279B') +mem_range5 = AddrRange('1342177280B' , '1610612735B') +mem_range6 = AddrRange('1610612736B' , '1879048191B') +mem_range7 = AddrRange('1879048192B' , '2147483647B') + +mem_range8 = AddrRange('2147483648B' , '2415919103B') +mem_range9 = AddrRange('2415919104B' , '2684354559B') +mem_range10 = AddrRange('2684354560B' , '2952790015B') +mem_range11 = AddrRange('2952790016B' , '3221225471B') + +mem_range12 = AddrRange('3221225472B' , '3489660927B') +mem_range13 = AddrRange('3489660928B' , '3758096383B') +mem_range14 = AddrRange('3758096384B' , '4026531839B') +mem_range15 = AddrRange('4026531840B' , '4294967295B') + + +# Memmory ranges of serial link for arch-1 +# Distributed range accross links +if options.arch==1: + ser_range0 = AddrRange('0' , '1073741823B') + ser_range1 = AddrRange('1073741824B', '2147483647B') + ser_range2 = AddrRange('2147483648B', '3221225471B') + ser_range3 = AddrRange('3221225472B', '4294967295B') + options.ser_ranges = [ser_range0, ser_range1, ser_range2, ser_range3] + +# Memmory ranges of serial link for arch-2 +# "Mixed" address distribution over links +if options.arch==2: + ser_range0 = AddrRange('0' , '1073741823B') + ser_range1 = AddrRange('1073741824B', '2147483647B') + ser_range2 = AddrRange('0' , '4294967295B') + ser_range3 = AddrRange('0' , '4294967295B') + options.ser_ranges = [ser_range0, ser_range1, ser_range2, ser_range3] + +# Memory ranges of serial link for arch-1 is used from system.mem_ranges +system.mem_ranges = [mem_range0, mem_range1, mem_range2, mem_range3,mem_range4, + mem_range5, mem_range6, mem_range7, mem_range8, mem_range9, + mem_range10, mem_range11, mem_range12, mem_range13, mem_range14, + mem_range15] + +# open traffic generator +cfg_file_name = "./tests/quick/se/70.tgen/traffic.cfg" +cfg_file = open(cfg_file_name, 'r') + +# number of traffic generator +np = 4 +# create a traffic generator, and point it to the file we just created +system.tgen = [ TrafficGen(config_file = cfg_file_name) for i in xrange(np)] + +# Config memory system with given HMC arch +MemConfig.config_mem(options, system) +channel_count = 4 + +if options.arch==1: + for i in xrange(np): + system.tgen[i].port = system.membus.slave + # connect the system port even if it is not used in this example + system.system_port = system.membus.slave + +if options.arch==2: + for i in xrange(int(np/2)): + system.tgen[i].port = system.membus.slave + # connect the system port even if it is not used in this example + system.system_port = system.membus.slave + + +# run Forrest, run! +root = Root(full_system = False, system = system) +root.system.mem_mode = 'timing' + +m5.instantiate() +m5.simulate(10000000000) + +m5.stats.dump() + +print "Done!" diff --git a/tests/quick/se/70.tgen/traffic.cfg b/tests/quick/se/70.tgen/traffic.cfg new file mode 100644 --- /dev/null +++ b/tests/quick/se/70.tgen/traffic.cfg @@ -0,0 +1,7 @@ +STATE 0 10000 RANDOM 100 0 134217727 256 1000 1000 0 +STATE 1 1000000 TRACE tests/quick/se/70.tgen/tgen-simple-mem.trc 100 +STATE 2 1000 IDLE +INIT 0 +TRANSITION 0 1 1 +TRANSITION 1 2 1 +TRANSITION 2 0 1