1 /*
2 * Copyright (C) 2004 Fujitsu Siemens Computers GmbH
3 * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com>
4 * Licensed under the GPL
5 */
6
7 #ifndef __FAULTINFO_I386_H
8 #define __FAULTINFO_I386_H
9
10 /* this structure contains the full arch-specific faultinfo
11 * from the traps.
12 * On i386, ptrace_faultinfo unfortunately doesn't provide
13 * all the info, since trap_no is missing.
14 * All common elements are defined at the same position in
15 * both structures, thus making it easy to copy the
16 * contents without knowledge about the structure elements.
17 */
18 struct faultinfo {
19 int error_code; /* in ptrace_faultinfo misleadingly called is_write */
20 unsigned long cr2; /* in ptrace_faultinfo called addr */
21 int trap_no; /* missing in ptrace_faultinfo */
22 };
23
24 #define FAULT_WRITE(fi) ((fi).error_code & 2)
25 #define FAULT_ADDRESS(fi) ((fi).cr2)
26
27 /* This is Page Fault */
28 #define SEGV_IS_FIXABLE(fi) ((fi)->trap_no == 14)
29
30 #define PTRACE_FULL_FAULTINFO 0
31
32 #endif
33
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.