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c578455a BS |
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 | #define PTRACE_FULL_FAULTINFO 0 | |
28 | ||
29 | #endif |