]>
Commit | Line | Data |
---|---|---|
c88de14c AF |
1 | /* |
2 | * m68k gdb server stub | |
3 | * | |
4 | * Copyright (c) 2003-2005 Fabrice Bellard | |
5 | * Copyright (c) 2013 SUSE LINUX Products GmbH | |
6 | * | |
7 | * This library is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU Lesser General Public | |
9 | * License as published by the Free Software Foundation; either | |
10 | * version 2 of the License, or (at your option) any later version. | |
11 | * | |
12 | * This library 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 GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
18 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | static int cpu_gdb_read_register(CPUM68KState *env, uint8_t *mem_buf, int n) | |
22 | { | |
23 | if (n < 8) { | |
24 | /* D0-D7 */ | |
25 | GET_REG32(env->dregs[n]); | |
26 | } else if (n < 16) { | |
27 | /* A0-A7 */ | |
28 | GET_REG32(env->aregs[n - 8]); | |
29 | } else { | |
30 | switch (n) { | |
31 | case 16: | |
32 | GET_REG32(env->sr); | |
33 | case 17: | |
34 | GET_REG32(env->pc); | |
35 | } | |
36 | } | |
37 | /* FP registers not included here because they vary between | |
38 | ColdFire and m68k. Use XML bits for these. */ | |
39 | return 0; | |
40 | } | |
41 | ||
42 | static int cpu_gdb_write_register(CPUM68KState *env, uint8_t *mem_buf, int n) | |
43 | { | |
44 | uint32_t tmp; | |
45 | ||
46 | tmp = ldl_p(mem_buf); | |
47 | ||
48 | if (n < 8) { | |
49 | /* D0-D7 */ | |
50 | env->dregs[n] = tmp; | |
51 | } else if (n < 16) { | |
52 | /* A0-A7 */ | |
53 | env->aregs[n - 8] = tmp; | |
54 | } else { | |
55 | switch (n) { | |
56 | case 16: | |
57 | env->sr = tmp; | |
58 | break; | |
59 | case 17: | |
60 | env->pc = tmp; | |
61 | break; | |
62 | default: | |
63 | return 0; | |
64 | } | |
65 | } | |
66 | return 4; | |
67 | } |