added 12-in-1 mapper to carthw

[picodrive.git] / Pico / Memory.c

diff --git a/Pico/Memory.c b/Pico/Memory.c
index 847d1bd..8632c7a 100644 (file)
--- a/Pico/Memory.c
+++ b/Pico/Memory.c
@@ -303,19 +303,8 @@ static void OtherWrite8End(u32 a,u32 d,int realsize)
 #endif\r
   elprintf(EL_UIO, "strange w%i: %06x, %08x @%06x", realsize, a&0xffffff, d, SekPc);\r
 \r
-  if(a >= 0xA13004 && a < 0xA13040) {\r
-    // dumb 12-in-1 or 4-in-1 banking support\r
-    int len;\r
-    a &= 0x3f; a <<= 16;\r
-    len = Pico.romsize - a;\r
-    if (len <= 0) return; // invalid/missing bank\r
-    if (len > 0x200000) len = 0x200000; // 2 megs\r
-    memcpy(Pico.rom, Pico.rom+a, len); // code which does this is in RAM so this is safe.\r
-    return;\r
-  }\r
-\r
   // for games with simple protection devices, discovered by Haze\r
-  else if ((a>>22) == 1)\r
+  if ((a>>22) == 1)\r
     Pico.m.prot_bytes[(a>>2)&1] = (u8)d;\r
 }\r
 \r