summaryrefslogtreecommitdiff
path: root/include/asm-blackfin/virtconvert.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-blackfin/virtconvert.h')
-rw-r--r--include/asm-blackfin/virtconvert.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/asm-blackfin/virtconvert.h b/include/asm-blackfin/virtconvert.h
new file mode 100644
index 0000000..769f5a0
--- /dev/null
+++ b/include/asm-blackfin/virtconvert.h
@@ -0,0 +1,47 @@
+/*
+ * U-boot - virtconvert.h
+ *
+ * Copyright (c) 2005 blackfin.uclinux.org
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __BLACKFIN_VIRT_CONVERT__
+#define __BLACKFIN_VIRT_CONVERT__
+
+/*
+ * Macros used for converting between virtual and physical mappings.
+ */
+
+#ifdef __KERNEL__
+
+#include <linux/config.h>
+#include <asm/setup.h>
+#include <asm/page.h>
+
+#define mm_vtop(vaddr) ((unsigned long) vaddr)
+#define mm_ptov(vaddr) ((unsigned long) vaddr)
+#define phys_to_virt(vaddr) ((unsigned long) vaddr)
+#define virt_to_phys(vaddr) ((unsigned long) vaddr)
+
+#define virt_to_bus virt_to_phys
+#define bus_to_virt phys_to_virt
+
+#endif
+#endif