Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / staging / unisys / visorutil / memregion.h

diff --git a/kernel/drivers/staging/unisys/visorutil/memregion.h b/kernel/drivers/staging/unisys/visorutil/memregion.h
new file mode 100644 (file)
index 0000000..0c3eebc
--- /dev/null
+++ b/kernel/drivers/staging/unisys/visorutil/memregion.h
@@ -0,0 +1,43 @@
+/* memregion.h
+ *
+ * Copyright (C) 2010 - 2013 UNISYS CORPORATION
+ * All rights reserved.
+ *
+ * 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, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ */
+
+#ifndef __MEMREGION_H__
+#define __MEMREGION_H__
+
+#include "timskmod.h"
+
+/* struct memregion is an opaque structure to users.
+ * Fields are declared only in the implementation .c files.
+ */
+struct memregion;
+
+struct memregion *visor_memregion_create(HOSTADDRESS physaddr, ulong nbytes);
+struct memregion *visor_memregion_create_overlapped(struct memregion *parent,
+                                                   ulong offset, ulong nbytes);
+int visor_memregion_resize(struct memregion *memregion, ulong newsize);
+int visor_memregion_read(struct memregion *memregion,
+                        ulong offset, void *dest, ulong nbytes);
+int visor_memregion_write(struct memregion *memregion,
+                         ulong offset, void *src, ulong nbytes);
+void visor_memregion_destroy(struct memregion *memregion);
+HOSTADDRESS visor_memregion_get_physaddr(struct memregion *memregion);
+ulong visor_memregion_get_nbytes(struct memregion *memregion);
+void memregion_dump(struct memregion *memregion, char *s,
+                   ulong off, ulong len, struct seq_file *seq);
+void __iomem *visor_memregion_get_pointer(struct memregion *memregion);
+
+#endif