Research

scripts/dump_channel_table_at.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python3
+import os
+fn = os.path.join('binary','Crusader - No Remorse Weapons Main Ram.bin')
+if not os.path.exists(fn):
+    print('file missing', fn); raise SystemExit(2)
+with open(fn,'rb') as f:
+    data = f.read()
+size = len(data)
+base = 0x6466A
+stride = 0x26
+
+def read_name(defOff):
+    end = defOff + stride
+    s = ''
+    for i in range(defOff, min(end, size)):
+        c = data[i]
+        if 32 <= c <= 126:
+            s += chr(c)
+        else:
+            if len(s) >= 2:
+                return s
+            s = ''
+    return s
+
+for tableStart in (0x64355, 0x64340, 0x64330):
+    print(f'\nDumping table @0x{tableStart:X}')
+    rec = 10
+    for ch in range(40):
+        idxOff = tableStart + ch*rec + 9
+        if idxOff >= size:
+            break
+        sel = data[idxOff]
+        defOff = base + sel*stride
+        name = read_name(defOff) if defOff < size else ''
+        print(f'chan {ch:02d}: sel=0x{sel:02X} ({sel}) -> def@0x{defOff:X} -> {name} (idxOff=0x{idxOff:X})')