1/*
2 * gdb helper commands and functions for Linux kernel debugging
3 *
4 *  Kernel constants derived from include files.
5 *
6 * Copyright (c) 2016 Linaro Ltd
7 *
8 * Authors:
9 *  Kieran Bingham <kieran.bingham@linaro.org>
10 *
11 * This work is licensed under the terms of the GNU GPL version 2.
12 *
13 */
14
15#include <linux/fs.h>
16#include <linux/mount.h>
17#include <linux/radix-tree.h>
18
19/* We need to stringify expanded macros so that they can be parsed */
20
21#define STRING(x) #x
22#define XSTRING(x) STRING(x)
23
24#define LX_VALUE(x) LX_##x = x
25#define LX_GDBPARSED(x) LX_##x = gdb.parse_and_eval(XSTRING(x))
26
27/*
28 * IS_ENABLED generates (a || b) which is not compatible with python
29 * We can only switch on configuration items we know are available
30 * Therefore - IS_BUILTIN() is more appropriate
31 */
32#define LX_CONFIG(x) LX_##x = IS_BUILTIN(x)
33
34/* The build system will take care of deleting everything above this marker */
35<!-- end-c-headers -->
36
37import gdb
38
39/* linux/fs.h */
40LX_VALUE(MS_RDONLY)
41LX_VALUE(MS_SYNCHRONOUS)
42LX_VALUE(MS_MANDLOCK)
43LX_VALUE(MS_DIRSYNC)
44LX_VALUE(MS_NOATIME)
45LX_VALUE(MS_NODIRATIME)
46
47/* linux/mount.h */
48LX_VALUE(MNT_NOSUID)
49LX_VALUE(MNT_NODEV)
50LX_VALUE(MNT_NOEXEC)
51LX_VALUE(MNT_NOATIME)
52LX_VALUE(MNT_NODIRATIME)
53LX_VALUE(MNT_RELATIME)
54
55/* linux/radix-tree.h */
56LX_VALUE(RADIX_TREE_INDIRECT_PTR)
57LX_GDBPARSED(RADIX_TREE_HEIGHT_MASK)
58LX_GDBPARSED(RADIX_TREE_MAP_SHIFT)
59LX_GDBPARSED(RADIX_TREE_MAP_MASK)
60