Commit | Line | Data |
---|---|---|
c906108c SS |
1 | /* Native support for GNU/Linux, for GDB, the GNU debugger. |
2 | Copyright (C) 1986, 1987, 1989, 1992, 1996, 1998 | |
3 | Free Software Foundation, Inc. | |
4 | ||
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
7 | This program is free software; you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
c906108c | 11 | |
c5aa993b JM |
12 | This program is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
c906108c | 16 | |
c5aa993b JM |
17 | You should have received a copy of the GNU General Public License |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
21 | |
22 | #ifndef NM_LINUX_H | |
23 | #define NM_LINUX_H | |
24 | ||
25 | #include "i386/nm-i386v.h" | |
26 | ||
27 | /* Return sizeof user struct to callers in less machine dependent routines */ | |
28 | ||
29 | #define KERNEL_U_SIZE kernel_u_size() | |
30 | extern int kernel_u_size PARAMS ((void)); | |
31 | ||
32 | /* Tell gdb that we can attach and detach other processes */ | |
33 | #define ATTACH_DETACH | |
34 | ||
35 | #define U_REGS_OFFSET 0 | |
36 | ||
37 | /* GNU/Linux supports the 386 hardware debugging registers. */ | |
38 | ||
39 | #define TARGET_HAS_HARDWARE_WATCHPOINTS | |
40 | ||
41 | #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) 1 | |
42 | ||
43 | /* After a watchpoint trap, the PC points to the instruction after | |
44 | the one that caused the trap. Therefore we don't need to step over it. | |
45 | But we do need to reset the status register to avoid another trap. */ | |
46 | #define HAVE_CONTINUABLE_WATCHPOINT | |
47 | ||
48 | #define STOPPED_BY_WATCHPOINT(W) \ | |
49 | i386_stopped_by_watchpoint (inferior_pid) | |
50 | ||
51 | /* Use these macros for watchpoint insertion/removal. */ | |
52 | ||
53 | #define target_insert_watchpoint(addr, len, type) \ | |
54 | i386_insert_watchpoint (inferior_pid, addr, len, type) | |
55 | ||
56 | #define target_remove_watchpoint(addr, len, type) \ | |
57 | i386_remove_watchpoint (inferior_pid, addr, len) | |
58 | ||
59 | /* We define this if link.h is available, because with ELF we use SVR4 style | |
60 | shared libraries. */ | |
61 | ||
62 | #ifdef HAVE_LINK_H | |
63 | #define SVR4_SHARED_LIBS | |
64 | #include "solib.h" /* Support for shared libraries. */ | |
65 | #endif | |
66 | ||
67 | extern CORE_ADDR | |
c5aa993b | 68 | i386_stopped_by_watchpoint PARAMS ((int)); |
c906108c SS |
69 | extern int |
70 | i386_insert_watchpoint PARAMS ((int pid, CORE_ADDR addr, int len, int rw)); | |
71 | extern int | |
72 | i386_remove_watchpoint PARAMS ((int pid, CORE_ADDR addr, int len)); | |
73 | ||
74 | #endif /* #ifndef NM_LINUX_H */ |