configs: Add CLA for max_cu_tokens to apu_se.py

Adds a command-line argument for the Compute Unit's maximum
number of coalescer tokens

Change-Id: Ie00c3ac7e28ad162b801643bff345b4cf434a878
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/62551
Tested-by: kokoro <noreply+kokoro@google.com>
Maintainer: Matthew Poremba <matthew.poremba@amd.com>
Reviewed-by: Matt Sinclair <mattdsinclair@gmail.com>
Reviewed-by: Matthew Poremba <matthew.poremba@amd.com>
Maintainer: Matt Sinclair <mattdsinclair@gmail.com>

configs/example/apu_se.py

@@ -249,6 +249,11 @@ parser.add_argument(
     action="store_true",
     help="Count Page Accesses and output in per-CU output files",
 )
+parser.add_argument(
+    "--max-cu-tokens",
+    type=int,
+    help="Number of coalescer tokens per CU",
+)
 parser.add_argument(
     "--TLB-prefetch", type=int, help="prefetch depth for" "TLBs"
 )
@@ -433,6 +438,7 @@ for i in range(n_cu):
             functionalTLB=args.FunctionalTLB,
             localMemBarrier=args.LocalMemBarrier,
             countPages=args.countPages,
+            max_cu_tokens=args.max_cu_tokens,
             localDataStore=LdsState(
                 banks=args.numLdsBanks,
                 bankConflictPenalty=args.ldsBankConflictPenalty,