Fix GenColliderInit bugs, add filemap.py for mapping rom/vram addresses (#133)

tools/overlayhelpers/filemap.py

@@ -0,0 +1,125 @@
+#!/usr/bin/env python3
+
+import struct
+import json
+
+table = None
+
+class AddrRange:
+    def __init__(self, start, end):
+        self.start = start
+        self.end = end
+    def __str__(self):
+        return "{0:08X}:{1:08X}".format(self.start, self.end)
+
+class FileResult:
+    def __init__(self, name, vrom, vram, offset):
+        self.name = name
+        self.vrom = vrom
+        self.vram = vram
+        self.offset = offset
+
+    def __str__(self):
+        return "{0}: Rom {1} VRam {2} Offset {3:06X}".format(self.name, self.vrom, self.vram, self.offset)
+
+def PVA(a):
+    return a & 0x1FFFFFF
+def UVA(a):
+    #a *= 0x10
+    a += 0x80000000
+    return a
+
+def CreateAddrLookup(dict, recs, tracer):
+    recs = sorted(recs, key= lambda x: x[0])
+    length = len(recs)
+    print(length)
+    recs.append((recs[length-1][1], None, None))
+    recs = sorted(recs, key=lambda x: x[0], reverse=True)
+    
+    for i in range(length):
+        if recs[i][0] != recs[i+1][1]:
+            if tracer != "ra" or recs[i][0] != recs[i+1][1] + 0xFFF & -0x1000:
+                print(tracer)
+                print(recs[i])
+                print(recs[i+1])
+    for item in recs:
+        dict[item[0]] = item[2]
+
+def CreateTable():
+
+    vrecs = []
+    rrecs = []
+    vrecs.append((PVA(0x80157D90), PVA(0x80800000), None))
+    
+    dict = {
+        "va" : {},
+        "ra" : {},
+        "ft" : {}
+    }
+
+    with open("filetable.txt", "r") as file:
+        for line in file:
+            li = line.rstrip().split('\t')
+            rrec = (int(li[2],16), int(li[3],16), li[7])
+            vrec = (PVA(int(li[4],16)), PVA(int(li[5],16)), li[7])
+            rrecs.append(rrec)
+            vrecs.append(vrec)
+            dict["ft"][li[7]] = (rrec[0], rrec[1])
+    file = None
+    
+    with open("filetable2.txt", "r") as file:
+        for line in file:
+            li = line.rstrip().split('\t')
+            rrec = (int(li[2],16), int(li[3],16), li[5])
+            rrecs.append(rrec)
+            dict["ft"][li[5]] = (rrec[0], rrec[1])
+    
+    CreateAddrLookup(dict["va"], vrecs, "va")
+    CreateAddrLookup(dict["ra"], rrecs, "ra")
+
+    with open("filetable.json", "w") as table:
+        json.dump(dict, table)
+
+def AddressLookup(lookupTable, addr):
+    start = 0;
+    end = 0;
+    key = None;
+    
+    for k, v in lookupTable.items():
+        if addr >= k:
+            start = k
+            key = v
+            break
+        end = k
+    return (key, start, end)
+        
+def GetFromVRam(addr):
+    key, vramStart, vramEnd = AddressLookup(table["va"], PVA(addr))
+    
+    if key is None:
+        return None
+        
+    ftl = table["ft"][key]
+    vrom = AddrRange(ftl[0], ftl[1])
+    vram = AddrRange(UVA(vramStart), UVA(vramEnd))
+
+    offset = addr - vram.start
+
+    return FileResult(key, vrom, vram, offset)
+    
+def GetFromRom(addr):
+    key, romStart, romEnd = AddressLookup(table["ra"], addr)
+    
+    if key is None:
+        return None
+        
+    vrom = AddrRange(romStart, romEnd)
+    offset = addr - vrom.start
+
+    return FileResult(key, vrom, None, offset)
+
+#CreateTable()
+with open("filetable.json", "r") as table:
+    table = json.load(table)
+table["va"] = {int(k):v for k,v in table["va"].items()}
+table["ra"] = {int(k):v for k,v in table["ra"].items()}