1 | /****************************************************************************** |
2 | * grant_table.c |
3 | * ARM specific part |
4 | * |
5 | * Granting foreign access to our memory reservation. |
6 | * |
7 | * This program is free software; you can redistribute it and/or |
8 | * modify it under the terms of the GNU General Public License version 2 |
9 | * as published by the Free Software Foundation; or, when distributed |
10 | * separately from the Linux kernel or incorporated into other |
11 | * software packages, subject to the following license: |
12 | * |
13 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
14 | * of this source file (the "Software"), to deal in the Software without |
15 | * restriction, including without limitation the rights to use, copy, modify, |
16 | * merge, publish, distribute, sublicense, and/or sell copies of the Software, |
17 | * and to permit persons to whom the Software is furnished to do so, subject to |
18 | * the following conditions: |
19 | * |
20 | * The above copyright notice and this permission notice shall be included in |
21 | * all copies or substantial portions of the Software. |
22 | * |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
24 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
25 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
26 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
27 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
28 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
29 | * IN THE SOFTWARE. |
30 | */ |
31 | |
32 | #include <xen/interface/xen.h> |
33 | #include <xen/page.h> |
34 | #include <xen/grant_table.h> |
35 | |
36 | int arch_gnttab_map_shared(xen_pfn_t *frames, unsigned long nr_gframes, |
37 | unsigned long max_nr_gframes, |
38 | void **__shared) |
39 | { |
40 | return -ENOSYS; |
41 | } |
42 | |
43 | void arch_gnttab_unmap(void *shared, unsigned long nr_gframes) |
44 | { |
45 | return; |
46 | } |
47 | |
48 | int arch_gnttab_map_status(uint64_t *frames, unsigned long nr_gframes, |
49 | unsigned long max_nr_gframes, |
50 | grant_status_t **__shared) |
51 | { |
52 | return -ENOSYS; |
53 | } |
54 | |
55 | int arch_gnttab_init(unsigned long nr_shared, unsigned long nr_status) |
56 | { |
57 | return 0; |
58 | } |
59 | |