Merge branch 'master' into tk71

[mv-sheeva.git] / include / xen / privcmd.h

diff --git a/include/xen/privcmd.h b/include/xen/privcmd.h
new file mode 100644 (file)
index 0000000..17857fb
--- /dev/null
+++ b/include/xen/privcmd.h
@@ -0,0 +1,77 @@
+/******************************************************************************
+ * privcmd.h
+ *
+ * Interface to /proc/xen/privcmd.
+ *
+ * Copyright (c) 2003-2005, K A Fraser
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation; or, when distributed
+ * separately from the Linux kernel or incorporated into other
+ * software packages, subject to the following license:
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this source file (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy, modify,
+ * merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef __LINUX_PUBLIC_PRIVCMD_H__
+#define __LINUX_PUBLIC_PRIVCMD_H__
+
+#include <linux/types.h>
+#include <linux/compiler.h>
+
+typedef unsigned long xen_pfn_t;
+
+struct privcmd_hypercall {
+       __u64 op;
+       __u64 arg[5];
+};
+
+struct privcmd_mmap_entry {
+       __u64 va;
+       __u64 mfn;
+       __u64 npages;
+};
+
+struct privcmd_mmap {
+       int num;
+       domid_t dom; /* target domain */
+       struct privcmd_mmap_entry __user *entry;
+};
+
+struct privcmd_mmapbatch {
+       int num;     /* number of pages to populate */
+       domid_t dom; /* target domain */
+       __u64 addr;  /* virtual address */
+       xen_pfn_t __user *arr; /* array of mfns - top nibble set on err */
+};
+
+/*
+ * @cmd: IOCTL_PRIVCMD_HYPERCALL
+ * @arg: &privcmd_hypercall_t
+ * Return: Value returned from execution of the specified hypercall.
+ */
+#define IOCTL_PRIVCMD_HYPERCALL                                        \
+       _IOC(_IOC_NONE, 'P', 0, sizeof(struct privcmd_hypercall))
+#define IOCTL_PRIVCMD_MMAP                                     \
+       _IOC(_IOC_NONE, 'P', 2, sizeof(struct privcmd_mmap))
+#define IOCTL_PRIVCMD_MMAPBATCH                                        \
+       _IOC(_IOC_NONE, 'P', 3, sizeof(struct privcmd_mmapbatch))
+
+#endif /* __LINUX_PUBLIC_PRIVCMD_H__ */