init commit

scripts/mipi-dbi-cmd.py

@@ -0,0 +1,50 @@
+#!/usr/bin/env python3
+"""Compile MIPI-DBI panel init command text files into binary firmware blobs."""
+
+import sys
+
+
+MAGIC_HEADER = b"MIPI DBI\x00\x00\x00\x00\x00\x00\x00\x01"
+
+
+def compile_mipi_dbi(txt_path, bin_path):
+  out = bytearray(MAGIC_HEADER)
+  with open(txt_path, "r", encoding="utf-8") as f:
+    for lineno, raw_line in enumerate(f, 1):
+      line = raw_line.split("#", 1)[0].strip()
+      if not line:
+        continue
+      parts = line.split()
+      op = parts[0].lower()
+      if op == "command":
+        if len(parts) < 2:
+          raise ValueError(f"{txt_path}:{lineno}: 'command' requires at least 1 byte")
+        cmd = int(parts[1], 0)
+        args = [int(x, 0) for x in parts[2:]]
+        out.append(cmd & 0xFF)
+        out.append(len(args) & 0xFF)
+        for a in args:
+          out.append(a & 0xFF)
+      elif op == "delay":
+        if len(parts) != 2:
+          raise ValueError(f"{txt_path}:{lineno}: 'delay' requires 1 integer argument (ms)")
+        ms = int(parts[1], 0)
+        out.append(0x00)
+        out.append(0x01)
+        out.append(ms & 0xFF)
+      else:
+        raise ValueError(f"{txt_path}:{lineno}: unknown directive '{op}'")
+
+  with open(bin_path, "wb") as wf:
+    wf.write(out)
+
+
+def main():
+  if len(sys.argv) != 3:
+    print(f"Usage: {sys.argv[0]} <output.bin> <input.txt>", file=sys.stderr)
+    sys.exit(1)
+  compile_mipi_dbi(sys.argv[2], sys.argv[1])
+
+
+if __name__ == "__main__":
+  main()