add 'verif header' flag to csr test gen, plus description

Signed-off-by: Robin Pedersen <[email protected]>

bin/gen_csr_access_test.py

@@ -1,12 +1,42 @@
 #!/usr/bin/env python3
 
+
+# Copyright 2023 Silicon Labs, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1
+#
+# Licensed under the Solderpad Hardware License v 2.1 (the "License"); you may
+# not use this file except in compliance with the License, or, at your option,
+# the Apache License version 2.0.
+#
+# You may obtain a copy of the License at
+# https://solderpad.org/licenses/SHL-2.1/
+#
+# Unless required by applicable law or agreed to in writing, any work
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+# Description:
+#     This script is for generating the CSR access test:
+#     `cv32e40(s|x)/tests/programs/custom/cv32e40x_csr_access_test/`.
+#
+#     It calls a generation script within `riscv-dv`.
+#     A Yaml config as per `--input_yaml_path` is used as its input.
+#     See the README in the path mention above for additional usage info.
+
+
 import sys
 import os
 import argparse
 import subprocess
 import yaml
 import shlex
 
+
 if (sys.version_info < (3,5,0)):
     print ('Requires python 3.5')
     exit(1)
@@ -139,6 +169,9 @@ def preprocess_yaml():
       "dbg_num_triggers": 0,
       }
 
+    #TODO:silabs-robin refactor, own function
+    # "VERIF_HEADER"  (Design-workaround for CSR field alternatives.)
+    enabled_features["verif_header"] = True
     # CLIC
     if (args.clic_enable):
         str_args = str_args + "_clic"
@@ -225,7 +258,6 @@ def preprocess_yaml():
     if (int(args.num_triggers) > 0):
         str_args = str_args + "_triggers" + args.num_triggers
         enabled_features["dbg_num_triggers"] = int(args.num_triggers)
-    # TODO:silabs-robin Any other "enabled_features"?
 
     print("enabled_features: {}".format(enabled_features))