core, always allocate a power of 2 for cartridges

diff --git a/pico/cart.c b/pico/cart.c
index dee5485..bcdf552 100644 (file)
--- a/pico/cart.c
+++ b/pico/cart.c
@@ -713,21 +713,22 @@ static unsigned char *PicoCartAlloc(int filesize, int is_sms)
 {\r
   unsigned char *rom;\r
 \r
+  // make size power of 2 for easier banking handling\r
+  int s = 0, tmp = filesize;\r
+  while ((tmp >>= 1) != 0)\r
+    s++;\r
+  if (filesize > (1 << s))\r
+    s++;\r
+  rom_alloc_size = 1 << s;\r
+\r
   if (is_sms) {\r
-    // make size power of 2 for easier banking handling\r
-    int s = 0, tmp = filesize;\r
-    while ((tmp >>= 1) != 0)\r
-      s++;\r
-    if (filesize > (1 << s))\r
-      s++;\r
-    rom_alloc_size = 1 << s;\r
     // be sure we can cover all address space\r
     if (rom_alloc_size < 0x10000)\r
       rom_alloc_size = 0x10000;\r
   }\r
   else {\r
     // align to 512K for memhandlers\r
-    rom_alloc_size = (filesize + 0x7ffff) & ~0x7ffff;\r
+    rom_alloc_size = (rom_alloc_size + 0x7ffff) & ~0x7ffff;\r
   }\r
 \r
   if (rom_alloc_size - filesize < 4)\r