add a few python scripts for mapper generation and setup

1 files changed, 38 insertions, 0 deletions

diff --git a/mapper_scan.py b/mapper_scan.py
new file mode 100755
index 0000000..5b6e96a
--- /dev/null
+++ b/mapper_scan.py
@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+import glob
+import re
+
+def scan_mappers():
+	mappers = []
+
+	# Find all mapper_*.c files
+	for filename in sorted(glob.glob("mapper_*.c")):
+		# Extract mapper ID from filename
+		match = re.match(r'mapper_(\d+)_([0-9a-fA-F])\.c', filename)
+		if match:
+			mapper_id = int(match.group(1))
+			submapper_id = int(match.group(2), 16)
+			full_id = (mapper_id << 4) | submapper_id
+		else:
+			# Legacy format: mapper_xxx.c without submapper
+			match = re.match(r'mapper_(\d+)\.c', filename)
+			if match:
+				mapper_id = int(match.group(1))
+				full_id = (mapper_id << 4) | 0
+			else:
+				continue
+
+		init_fn = f"mapper_{mapper_id:03d}_{submapper_id:x}_init" if 'submapper_id' in locals() else f"mapper_{mapper_id:03d}_init"
+		mappers.append((full_id, init_fn))
+
+	return mappers
+
+def generate_table(mappers):
+	print("static struct mapper_entry mapper_table[] = {")
+	for full_id, init_fn in mappers:
+		print(f"\t{{ 0x{full_id:04x}, {init_fn} }},")
+	print("};")
+
+if __name__ == "__main__":
+	mappers = scan_mappers()
+	generate_table(mappers)