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0a30fbc4 DJ |
1 | /* GNU/Linux/PowerPC specific low level interface, for the remote server for |
2 | GDB. | |
3 | Copyright 1995, 1996, 1998, 1999, 2000, 2001, 2002 | |
4 | Free Software Foundation, Inc. | |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, | |
21 | Boston, MA 02111-1307, USA. */ | |
22 | ||
23 | #include "server.h" | |
58caa3dc | 24 | #include "linux-low.h" |
0a30fbc4 DJ |
25 | |
26 | #include <asm/ptrace.h> | |
27 | ||
2ec06d2e | 28 | #define ppc_num_regs 71 |
0a30fbc4 DJ |
29 | |
30 | /* Currently, don't check/send MQ. */ | |
2ec06d2e | 31 | static int ppc_regmap[] = |
0a30fbc4 DJ |
32 | {PT_R0 * 4, PT_R1 * 4, PT_R2 * 4, PT_R3 * 4, |
33 | PT_R4 * 4, PT_R5 * 4, PT_R6 * 4, PT_R7 * 4, | |
34 | PT_R8 * 4, PT_R9 * 4, PT_R10 * 4, PT_R11 * 4, | |
35 | PT_R12 * 4, PT_R13 * 4, PT_R14 * 4, PT_R15 * 4, | |
36 | PT_R16 * 4, PT_R17 * 4, PT_R18 * 4, PT_R19 * 4, | |
37 | PT_R20 * 4, PT_R21 * 4, PT_R22 * 4, PT_R23 * 4, | |
38 | PT_R24 * 4, PT_R25 * 4, PT_R26 * 4, PT_R27 * 4, | |
39 | PT_R28 * 4, PT_R29 * 4, PT_R30 * 4, PT_R31 * 4, | |
40 | PT_FPR0*4, PT_FPR0*4 + 8, PT_FPR0*4+16, PT_FPR0*4+24, | |
41 | PT_FPR0*4+32, PT_FPR0*4+40, PT_FPR0*4+48, PT_FPR0*4+56, | |
42 | PT_FPR0*4+64, PT_FPR0*4+72, PT_FPR0*4+80, PT_FPR0*4+88, | |
43 | PT_FPR0*4+96, PT_FPR0*4+104, PT_FPR0*4+112, PT_FPR0*4+120, | |
44 | PT_FPR0*4+128, PT_FPR0*4+136, PT_FPR0*4+144, PT_FPR0*4+152, | |
45 | PT_FPR0*4+160, PT_FPR0*4+168, PT_FPR0*4+176, PT_FPR0*4+184, | |
46 | PT_FPR0*4+192, PT_FPR0*4+200, PT_FPR0*4+208, PT_FPR0*4+216, | |
47 | PT_FPR0*4+224, PT_FPR0*4+232, PT_FPR0*4+240, PT_FPR0*4+248, | |
48 | PT_NIP * 4, PT_MSR * 4, PT_CCR * 4, PT_LNK * 4, | |
bc1e36ca | 49 | PT_CTR * 4, PT_XER * 4, PT_FPSCR * 4, }; |
0a30fbc4 | 50 | |
2ec06d2e DJ |
51 | static int |
52 | ppc_cannot_store_register (int regno) | |
0a30fbc4 | 53 | { |
bc1e36ca DJ |
54 | /* Some kernels do not allow us to store fpscr. */ |
55 | if (regno == find_regno ("fpscr")) | |
56 | return 2; | |
57 | ||
0a30fbc4 DJ |
58 | return 0; |
59 | } | |
60 | ||
2ec06d2e DJ |
61 | static int |
62 | ppc_cannot_fetch_register (int regno) | |
0a30fbc4 DJ |
63 | { |
64 | return 0; | |
65 | } | |
66 | ||
2ec06d2e DJ |
67 | struct linux_target_ops the_low_target = { |
68 | ppc_num_regs, | |
69 | ppc_regmap, | |
70 | ppc_cannot_fetch_register, | |
71 | ppc_cannot_store_register, | |
72 | }; |