updating

scripts/simple_config.py

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+#!/usr/bin/env python3
+# Minimal SmartEdgeAI gem5 configuration
+import argparse, m5
+from m5.objects import *
+
+# Parse arguments
+ap = argparse.ArgumentParser()
+ap.add_argument("--cmd", required=True)
+ap.add_argument("--mem", default="16GB")
+ap.add_argument("--l2", default="1MB")
+ap.add_argument("--dvfs", choices=["high","low"], default="high")
+ap.add_argument("--drowsy", type=int, choices=[0,1], default=0)
+ap.add_argument("--core", choices=["big","little","hybrid"], default="big")
+ap.add_argument("--outdir", default="m5out")
+args = ap.parse_args()
+
+# Create system
+system = System()
+system.clk_domain = SrcClockDomain(clock="2GHz" if args.dvfs == "high" else "1GHz")
+system.mem_mode = "timing"
+system.mem_ranges = [AddrRange(args.mem)]
+
+# Create CPU based on core type
+if args.core == "big":
+    system.cpu = O3CPU()
+elif args.core == "little":
+    system.cpu = TimingSimpleCPU()
+else:  # hybrid
+    system.cpu = O3CPU()
+
+# Create memory bus
+system.membus = SystemXBar()
+
+# Connect CPU to memory bus directly (no caches for simplicity)
+system.cpu.icache_port = system.membus.cpu_side_ports
+system.cpu.dcache_port = system.membus.cpu_side_ports
+
+# Create memory controller
+system.mem_ctrl = SimpleMemory()
+system.mem_ctrl.range = system.mem_ranges[0]
+system.mem_ctrl.port = system.membus.mem_side_ports
+
+# Connect system port
+system.system_port = system.membus.cpu_side_ports
+
+# Create workload
+process = Process()
+process.executable = args.cmd
+process.cmd = [args.cmd]
+
+# Assign workload to CPU
+system.cpu.workload = process
+system.cpu.createThreads()
+
+# Create root and run simulation
+root = Root(full_system=False, system=system)
+m5.instantiate()
+
+print("[SmartEdgeAI] Starting simulation...")
+exit_event = m5.simulate()
+print(f"[SmartEdgeAI] Exiting @ tick {m5.curTick()} because {exit_event.getCause()}")