| /****************************************************************************** |
| * 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> |
| |
| |
| 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 *entry; |
| }; |
| |
| struct privcmd_mmapbatch { |
| int num; /* number of pages to populate */ |
| domid_t dom; /* target domain */ |
| __u64 addr; /* virtual address */ |
| xen_pfn_t *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__ */ |