Commit | Line | Data |
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0a30fbc4 | 1 | /* GNU/Linux/m68k specific low level interface, for the remote server for GDB. |
4c0711e0 | 2 | Copyright 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003 |
0a30fbc4 DJ |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of GDB. | |
6 | ||
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. | |
11 | ||
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. | |
16 | ||
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. */ | |
21 | ||
22 | #include "server.h" | |
58caa3dc | 23 | #include "linux-low.h" |
0a30fbc4 DJ |
24 | |
25 | #ifdef HAVE_SYS_REG_H | |
26 | #include <sys/reg.h> | |
27 | #endif | |
28 | ||
4c0711e0 | 29 | #define m68k_num_regs 29 |
0a30fbc4 DJ |
30 | |
31 | /* This table must line up with REGISTER_NAMES in tm-m68k.h */ | |
2ec06d2e | 32 | static int m68k_regmap[] = |
0a30fbc4 DJ |
33 | { |
34 | #ifdef PT_D0 | |
35 | PT_D0 * 4, PT_D1 * 4, PT_D2 * 4, PT_D3 * 4, | |
36 | PT_D4 * 4, PT_D5 * 4, PT_D6 * 4, PT_D7 * 4, | |
37 | PT_A0 * 4, PT_A1 * 4, PT_A2 * 4, PT_A3 * 4, | |
38 | PT_A4 * 4, PT_A5 * 4, PT_A6 * 4, PT_USP * 4, | |
39 | PT_SR * 4, PT_PC * 4, | |
40 | #else | |
41 | 14 * 4, 0 * 4, 1 * 4, 2 * 4, 3 * 4, 4 * 4, 5 * 4, 6 * 4, | |
42 | 7 * 4, 8 * 4, 9 * 4, 10 * 4, 11 * 4, 12 * 4, 13 * 4, 15 * 4, | |
43 | 17 * 4, 18 * 4, | |
44 | #endif | |
45 | #ifdef PT_FP0 | |
46 | PT_FP0 * 4, PT_FP1 * 4, PT_FP2 * 4, PT_FP3 * 4, | |
47 | PT_FP4 * 4, PT_FP5 * 4, PT_FP6 * 4, PT_FP7 * 4, | |
48 | PT_FPCR * 4, PT_FPSR * 4, PT_FPIAR * 4 | |
49 | #else | |
50 | 21 * 4, 24 * 4, 27 * 4, 30 * 4, 33 * 4, 36 * 4, | |
51 | 39 * 4, 42 * 4, 45 * 4, 46 * 4, 47 * 4 | |
52 | #endif | |
53 | }; | |
54 | ||
2ec06d2e DJ |
55 | static int |
56 | m68k_cannot_store_register (int regno) | |
0a30fbc4 | 57 | { |
2ec06d2e | 58 | return (regno >= m68k_num_regs); |
0a30fbc4 DJ |
59 | } |
60 | ||
2ec06d2e DJ |
61 | static int |
62 | m68k_cannot_fetch_register (int regno) | |
0a30fbc4 | 63 | { |
2ec06d2e | 64 | return (regno >= m68k_num_regs); |
0a30fbc4 | 65 | } |
2ec06d2e DJ |
66 | |
67 | struct linux_target_ops the_low_target = { | |
68 | m68k_num_regs, | |
69 | m68k_regmap, | |
70 | m68k_cannot_fetch_register, | |
71 | m68k_cannot_store_register, | |
72 | }; |