bugfixes related to mmap usage for ROM

[picodrive.git] / pico / cart.c

diff --git a/pico/cart.c b/pico/cart.c
index 42d0817..fa283c8 100644 (file)
--- a/pico/cart.c
+++ b/pico/cart.c
@@ -592,6 +592,17 @@ int PicoCartInsert(unsigned char *rom, unsigned int romsize, const char *carthw_
   return 0;\r
 }\r
 \r
+int PicoCartResize(int newsize)\r
+{\r
+  void *tmp = plat_mremap(Pico.rom, rom_alloc_size, newsize);\r
+  if (tmp == NULL)\r
+    return -1;\r
+\r
+  Pico.rom = tmp;\r
+  rom_alloc_size = newsize;\r
+  return 0;\r
+}\r
+\r
 void PicoCartUnload(void)\r
 {\r
   if (PicoCartUnloadHook != NULL) {\r