1 files changed, 54 insertions, 29 deletions
diff --git a/test/hil/hil_ci_set_matrix.py b/test/hil/hil_ci_set_matrix.py
index ecd964d87..13f7f1882 100644
--- a/test/hil/hil_ci_set_matrix.py
+++ b/test/hil/hil_ci_set_matrix.py
@@ -3,45 +3,70 @@ import json
 import os
 
 
+def _resolve_config_path(config_file):
+    if os.path.exists(config_file):
+        return config_file
+
+    script_relative = os.path.join(os.path.dirname(__file__), config_file)
+    if os.path.exists(script_relative):
+        return script_relative
+
+    raise FileNotFoundError(f'Config file not found: {config_file}')
+
+
 def main():
     parser = argparse.ArgumentParser()
-    parser.add_argument('config_file', help='Configuration JSON file')
+    parser.add_argument('config_files', nargs='+', help='Configuration JSON file(s)')
     args = parser.parse_args()
 
-    config_file = args.config_file
-
-    # if config file is not found, try to find it in the same directory as this script
-    if not os.path.exists(config_file):
-        config_file = os.path.join(os.path.dirname(__file__), config_file)
-    with open(config_file) as f:
-        config = json.load(f)
-
+    # Toolchain buckets must match the toolchains instantiated by the hil-build
+    # job in .github/workflows/build.yml. Keep all keys present (even if empty)
+    # so `fromJSON(hil_json)[toolchain]` always resolves to a list.
     matrix = {
         'arm-gcc': [],
+        'riscv-gcc': [],
         'esp-idf': []
     }
-    for board in config['boards']:
-        name = board['name']
-        flasher = board['flasher']
-        if flasher['name'] == 'esptool':
-            toolchain = 'esp-idf'
-        else:
-            toolchain = 'arm-gcc'
 
-        build_board = f'-b {name}'
-        if 'build' in board:
-            if 'args' in board['build']:
-                build_board += ' ' + ' '.join(f'-D{a}' for a in board['build']['args'])
-            if 'flags_on' in board['build']:
-                for f in board['build']['flags_on']:
-                    if f == '':
-                        matrix[toolchain].append(build_board)
-                    else:
-                        matrix[toolchain].append(f'{build_board} -f1 {f.replace(" ", " -f1 ")}')
+    seen = {toolchain: set() for toolchain in matrix}
+
+    def append_build_arg(toolchain, build_arg):
+        if build_arg not in seen[toolchain]:
+            seen[toolchain].add(build_arg)
+            matrix[toolchain].append(build_arg)
+
+    for config_file in args.config_files:
+        with open(_resolve_config_path(config_file)) as f:
+            config = json.load(f)
+
+        for board in config['boards']:
+            name = board['name']
+            flasher = board['flasher']
+            # esptool boards must build under esp-idf; others default to arm-gcc
+            # but may opt into another bucket via an explicit "toolchain" field
+            # (e.g. RISC-V boards like ch32v20x need "riscv-gcc").
+            if flasher['name'] == 'esptool':
+                toolchain = 'esp-idf'
             else:
-                matrix[toolchain].append(build_board)
-        else:
-            matrix[toolchain].append(build_board)
+                toolchain = board.get('toolchain', 'arm-gcc')
+
+            build_board = f'-b {name}'
+            if 'build' in board and 'args' in board['build']:
+                build_board += ' ' + ' '.join(f'-D{a}' for a in board['build']['args'])
+
+            # Each variant builds into cmake-build-<variant.name> with its own cmake
+            # -D defines and raw CFLAGS. No 'variant' -> a single build named after
+            # the board.
+            variants = board.get('variant') or [{'name': name, 'flags': ''}]
+            for v in variants:
+                arg = build_board
+                if v['name'] != name:
+                    arg += f' --build-name {v["name"]}'
+                for d in v.get('defines', []):
+                    arg += f' -D{d}'
+                for tok in v.get('flags', '').split():
+                    arg += f' --cflag={tok}'
+                append_build_arg(toolchain, arg)
 
     print(json.dumps(matrix))