From c11cd644e88d0d8d7578b8f3c40fb6d7afb9eb81 Mon Sep 17 00:00:00 2001
From: Sanqui <gsanky@gmail.com>
Date: Sun, 27 May 2018 13:04:34 +0200
Subject: Add shim

---
 tools/make_shim.py | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 tools/make_shim.py

(limited to 'tools')

diff --git a/tools/make_shim.py b/tools/make_shim.py
new file mode 100644
index 0000000..67b9f4e
--- /dev/null
+++ b/tools/make_shim.py
@@ -0,0 +1,39 @@
+from sys import argv, stderr
+
+for line in open(argv[1]):
+    line = line.split(";")[0]
+    line = line.strip()
+    if line and " " in line:
+        address, symbol = line.split()
+        bank, pointer = address.split(":")
+        bank = int(bank, 16)
+        pointer = int(pointer, 16)
+        section = None
+        if bank == 0 and pointer < 0x4000:
+            section = "ROM0"
+            bank = None
+        elif pointer < 0x8000:
+            section = "ROMX"
+        elif pointer < 0xa000:
+            section = "VRAM"
+        elif pointer < 0xc000:
+            section = "SRAM"
+        elif bank == 0 and pointer < 0xd000:
+            section = "WRAM0"
+            bank = None
+        elif pointer < 0xe000:
+            section = "WRAMX"
+        elif pointer > 0xff80 and pointer <= 0xffff:
+            section = "HRAM"
+        else:
+            stderr.write(f"Unknown section for {line}\n")
+        
+        if section:
+            if bank:
+                print(f"SECTION \"Shim for {symbol}\", {section}[${pointer:x}], BANK[${bank:x}]")
+            else:
+                print(f"SECTION \"Shim for {symbol}\", {section}[${pointer:x}]")
+            print(f"{symbol}::\n\n")
+
+    
+    
-- 
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