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e2882c85 | 1 | /* Copyright (C) 1995-2018 Free Software Foundation, Inc. |
514c5338 YQ |
2 | |
3 | This file is part of GDB. | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #ifndef PPC_LINUX_H | |
19 | #define PPC_LINUX_H 1 | |
20 | ||
21 | #include <asm/ptrace.h> | |
22 | #include <asm/cputable.h> | |
23 | ||
24 | /* This sometimes isn't defined. */ | |
25 | #ifndef PT_ORIG_R3 | |
26 | #define PT_ORIG_R3 34 | |
27 | #endif | |
28 | #ifndef PT_TRAP | |
29 | #define PT_TRAP 40 | |
30 | #endif | |
31 | ||
32 | /* The PPC_FEATURE_* defines should be provided by <asm/cputable.h>. | |
33 | If they aren't, we can provide them ourselves (their values are fixed | |
34 | because they are part of the kernel ABI). They are used in the AT_HWCAP | |
35 | entry of the AUXV. */ | |
36 | #ifndef PPC_FEATURE_CELL | |
37 | #define PPC_FEATURE_CELL 0x00010000 | |
38 | #endif | |
39 | #ifndef PPC_FEATURE_BOOKE | |
40 | #define PPC_FEATURE_BOOKE 0x00008000 | |
41 | #endif | |
42 | #ifndef PPC_FEATURE_HAS_DFP | |
43 | #define PPC_FEATURE_HAS_DFP 0x00000400 /* Decimal Floating Point. */ | |
44 | #endif | |
45 | #ifndef PPC_FEATURE_HAS_VSX | |
46 | #define PPC_FEATURE_HAS_VSX 0x00000080 | |
47 | #endif | |
48 | #ifndef PPC_FEATURE_HAS_ALTIVEC | |
49 | #define PPC_FEATURE_HAS_ALTIVEC 0x10000000 | |
50 | #endif | |
51 | #ifndef PPC_FEATURE_HAS_SPE | |
52 | #define PPC_FEATURE_HAS_SPE 0x00800000 | |
53 | #endif | |
7ca18ed6 EBM |
54 | #ifndef PPC_FEATURE2_DSCR |
55 | #define PPC_FEATURE2_DSCR 0x20000000 | |
56 | #endif | |
f2cf6173 EBM |
57 | #ifndef PPC_FEATURE2_ARCH_2_07 |
58 | #define PPC_FEATURE2_ARCH_2_07 0x80000000 | |
59 | #endif | |
60 | #ifndef PPC_FEATURE2_TAR | |
61 | #define PPC_FEATURE2_TAR 0x04000000 | |
62 | #endif | |
232bfb86 EBM |
63 | #ifndef PPC_FEATURE2_EBB |
64 | #define PPC_FEATURE2_EBB 0x10000000 | |
65 | #endif | |
514c5338 YQ |
66 | |
67 | /* Glibc's headers don't define PTRACE_GETVRREGS so we cannot use a | |
68 | configure time check. Some older glibc's (for instance 2.2.1) | |
69 | don't have a specific powerpc version of ptrace.h, and fall back on | |
70 | a generic one. In such cases, sys/ptrace.h defines | |
71 | PTRACE_GETFPXREGS and PTRACE_SETFPXREGS to the same numbers that | |
72 | ppc kernel's asm/ptrace.h defines PTRACE_GETVRREGS and | |
73 | PTRACE_SETVRREGS to be. This also makes a configury check pretty | |
74 | much useless. */ | |
75 | ||
76 | /* These definitions should really come from the glibc header files, | |
77 | but Glibc doesn't know about the vrregs yet. */ | |
78 | #ifndef PTRACE_GETVRREGS | |
79 | #define PTRACE_GETVRREGS 18 | |
80 | #define PTRACE_SETVRREGS 19 | |
81 | #endif | |
82 | ||
83 | /* PTRACE requests for POWER7 VSX registers. */ | |
84 | #ifndef PTRACE_GETVSXREGS | |
85 | #define PTRACE_GETVSXREGS 27 | |
86 | #define PTRACE_SETVSXREGS 28 | |
87 | #endif | |
88 | ||
89 | /* Similarly for the ptrace requests for getting / setting the SPE | |
90 | registers (ev0 -- ev31, acc, and spefscr). See the description of | |
91 | gdb_evrregset_t for details. */ | |
92 | #ifndef PTRACE_GETEVRREGS | |
93 | #define PTRACE_GETEVRREGS 20 | |
94 | #define PTRACE_SETEVRREGS 21 | |
95 | #endif | |
96 | ||
f2cf6173 EBM |
97 | /* Target Address Register. */ |
98 | #ifndef NT_PPC_TAR | |
99 | #define NT_PPC_TAR 0x103 | |
100 | #endif | |
101 | ||
7ca18ed6 EBM |
102 | /* Program Priority Register. */ |
103 | #ifndef NT_PPC_PPR | |
104 | #define NT_PPC_PPR 0x104 | |
105 | #endif | |
106 | ||
107 | /* Data Stream Control Register. */ | |
108 | #ifndef NT_PPC_DSCR | |
109 | #define NT_PPC_DSCR 0x105 | |
110 | #endif | |
111 | ||
232bfb86 EBM |
112 | /* Event Based Branch Registers. */ |
113 | #ifndef NT_PPC_EBB | |
114 | #define NT_PPC_EBB 0x106 | |
115 | #endif | |
116 | ||
117 | /* Performance Monitor Registers. */ | |
118 | #ifndef NT_PPC_PMU | |
119 | #define NT_PPC_PMU 0x107 | |
120 | #endif | |
121 | ||
2e077f5e PFC |
122 | /* Return the wordsize of the target, either 4 or 8 bytes. */ |
123 | int ppc_linux_target_wordsize (int tid); | |
cdf43629 | 124 | |
514c5338 | 125 | #endif |