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156d7557 WL |
1 | /* |
2 | * arm signal definitions | |
3 | * | |
4 | * Copyright (c) 2013 Stacey D. Son | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | #ifndef _TARGET_ARCH_SIGNAL_H_ | |
20 | #define _TARGET_ARCH_SIGNAL_H_ | |
21 | ||
22 | #include "cpu.h" | |
23 | ||
24 | #define TARGET_REG_R0 0 | |
25 | #define TARGET_REG_R1 1 | |
26 | #define TARGET_REG_R2 2 | |
27 | #define TARGET_REG_R3 3 | |
28 | #define TARGET_REG_R4 4 | |
29 | #define TARGET_REG_R5 5 | |
30 | #define TARGET_REG_R6 6 | |
31 | #define TARGET_REG_R7 7 | |
32 | #define TARGET_REG_R8 8 | |
33 | #define TARGET_REG_R9 9 | |
34 | #define TARGET_REG_R10 10 | |
35 | #define TARGET_REG_R11 11 | |
36 | #define TARGET_REG_R12 12 | |
37 | #define TARGET_REG_R13 13 | |
38 | #define TARGET_REG_R14 14 | |
39 | #define TARGET_REG_R15 15 | |
40 | #define TARGET_REG_CPSR 16 | |
41 | #define TARGET__NGREG 17 | |
42 | /* Convenience synonyms */ | |
43 | #define TARGET_REG_FP TARGET_REG_R11 | |
44 | #define TARGET_REG_SP TARGET_REG_R13 | |
45 | #define TARGET_REG_LR TARGET_REG_R14 | |
46 | #define TARGET_REG_PC TARGET_REG_R15 | |
47 | ||
48 | #define TARGET_INSN_SIZE 4 /* arm instruction size */ | |
49 | ||
50 | /* Size of the signal trampolin code. See _sigtramp(). */ | |
51 | #define TARGET_SZSIGCODE ((abi_ulong)(9 * TARGET_INSN_SIZE)) | |
52 | ||
53 | /* compare to arm/include/_limits.h */ | |
54 | #define TARGET_MINSIGSTKSZ (1024 * 4) /* min sig stack size */ | |
55 | #define TARGET_SIGSTKSZ (TARGET_MINSIGSTKSZ + 32768) /* recommended size */ | |
56 | ||
03fd4028 WL |
57 | /* |
58 | * Floating point register state | |
59 | */ | |
60 | typedef struct target_mcontext_vfp { | |
61 | abi_ullong mcv_reg[32]; | |
62 | abi_ulong mcv_fpscr; | |
63 | } target_mcontext_vfp_t; | |
64 | ||
65 | typedef struct target_mcontext { | |
66 | abi_uint __gregs[TARGET__NGREG]; | |
67 | ||
68 | /* | |
69 | * Originally, rest of this structure was named __fpu, 35 * 4 bytes | |
70 | * long, never accessed from kernel. | |
71 | */ | |
72 | abi_ulong mc_vfp_size; | |
73 | abi_ptr mc_vfp_ptr; | |
74 | abi_int mc_spare[33]; | |
75 | } target_mcontext_t; | |
76 | ||
2cb1e643 WL |
77 | #define TARGET_MCONTEXT_SIZE 208 |
78 | #define TARGET_UCONTEXT_SIZE 260 | |
79 | ||
03fd4028 WL |
80 | #include "target_os_ucontext.h" |
81 | ||
82 | struct target_sigframe { | |
83 | target_siginfo_t sf_si; /* saved siginfo */ | |
84 | target_ucontext_t sf_uc; /* saved ucontext */ | |
85 | target_mcontext_vfp_t sf_vfp; /* actual saved VFP context */ | |
86 | }; | |
87 | ||
156d7557 | 88 | #endif /* !_TARGET_ARCH_SIGNAL_H_ */ |