@@ -170,7 +170,7 @@ file_init(UxnFile *c, char *filename, size_t max_len, int override_sandbox)

 }

 static Uint16

-file_read(UxnFile *c, void *dest, Uint16 len)

+file_read(UxnFile *c, void *dest, int len)

 {

 	if(c->outside_sandbox) return 0;

 	if(c->state != FILE_READ && c->state != DIR_READ) {

@@ -288,7 +288,7 @@ load_rom(Uxn *u, char *filename)

 {

 	int ret;

 	file_init(uxn_file, filename, strlen(filename) + 1, 1);

-	ret = file_read(uxn_file, &u->ram[PAGE_PROGRAM], 0x10000 - PAGE_PROGRAM);

+	ret = file_read(uxn_file, &u->ram[PAGE_PROGRAM], 0x100000 - PAGE_PROGRAM);

 	reset(uxn_file);

 	return ret;

 }

@@ -68,25 +68,17 @@ mmu_init(Mmu *m, Uint16 pages)

 	return m->pages;

 }

-void

-mmu_copy(Uint8 *ram, Uint16 length, Uint16 src_page, Uint16 src_addr, Uint16 dst_page, Uint16 dst_addr)

-{

-	Uint16 i;

-	for(i = 0; i < length; i++) {

-		ram[dst_page * 0x10000 + dst_addr + i] = ram[src_page * 0x10000 + src_addr + i];

-	}

-}

-

 void

 mmu_eval(Uint8 *ram, Uint16 addr)

 {

-	Uint16 a = addr;

+	Uint16 a = addr, i = 0;

 	Uint8 o = ram[a++];

 	if(o == 1) {

 		Uint16 length = (ram[a++] << 8) + ram[a++];

 		Uint16 src_page = ((ram[a++] << 8) + ram[a++]) % 16, src_addr = (ram[a++] << 8) + ram[a++];

 		Uint16 dst_page = ((ram[a++] << 8) + ram[a++]) % 16, dst_addr = (ram[a++] << 8) + ram[a];

-		mmu_copy(ram, length, src_page, src_addr, dst_page, dst_addr);

+		for(i = 0; i < length; i++)

+			ram[dst_page * 0x10000 + dst_addr + i] = ram[src_page * 0x10000 + src_addr + i];

 	}

 }

@@ -455,7 +455,6 @@ run(Uxn *u)

 			SDL_WaitEvent(NULL);

 	}

 	return error("SDL_WaitEvent", SDL_GetError());

-	;

 }

 int