clarify PicoDrive's license

[picodrive.git] / cpu / drc / cmn.c

diff --git a/cpu/drc/cmn.c b/cpu/drc/cmn.c
index e286ccf..3ec039b 100644 (file)
--- a/cpu/drc/cmn.c
+++ b/cpu/drc/cmn.c
@@ -1,28 +1,33 @@
+/*
+ * PicoDrive
+ * Copyright (C) 2009,2010 notaz
+ *
+ * This work is licensed under the terms of MAME license.
+ * See COPYING file in the top-level directory.
+ */
 #include <stdio.h>
-#if defined(__linux__) && defined(ARM)
+#ifdef __linux__
 #include <sys/mman.h>
 #endif
 
 #include "cmn.h"
 
-u32 __attribute__((aligned(4096))) tcache[DRC_TCACHE_SIZE/4];
+u8 __attribute__((aligned(4096))) tcache[DRC_TCACHE_SIZE];
 
 
 void drc_cmn_init(void)
 {
-#if defined(__linux__) && defined(ARM)
+#ifdef __linux__
        void *tmp;
 
-       tmp = mmap(tcache, DRC_TCACHE_SIZE, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_SHARED|MAP_ANONYMOUS, -1, 0);
+       tmp = mmap(tcache, DRC_TCACHE_SIZE, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
        printf("mmap tcache: %p, asked %p\n", tmp, tcache);
 #endif
-
 }
 
-// TODO: add calls in core, possibly to cart.c?
 void drc_cmn_cleanup(void)
 {
-#if defined(__linux__) && defined(ARM)
+#ifdef __linux__
        int ret;
        ret = munmap(tcache, DRC_TCACHE_SIZE);
        printf("munmap tcache: %i\n", ret);