1156d7557SWarner Losh /* 2156d7557SWarner Losh * arm signal definitions 3156d7557SWarner Losh * 4156d7557SWarner Losh * Copyright (c) 2013 Stacey D. Son 5156d7557SWarner Losh * 6156d7557SWarner Losh * This program is free software; you can redistribute it and/or modify 7156d7557SWarner Losh * it under the terms of the GNU General Public License as published by 8156d7557SWarner Losh * the Free Software Foundation; either version 2 of the License, or 9156d7557SWarner Losh * (at your option) any later version. 10156d7557SWarner Losh * 11156d7557SWarner Losh * This program is distributed in the hope that it will be useful, 12156d7557SWarner Losh * but WITHOUT ANY WARRANTY; without even the implied warranty of 13156d7557SWarner Losh * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14156d7557SWarner Losh * GNU General Public License for more details. 15156d7557SWarner Losh * 16156d7557SWarner Losh * You should have received a copy of the GNU General Public License 17156d7557SWarner Losh * along with this program; if not, see <http://www.gnu.org/licenses/>. 18156d7557SWarner Losh */ 19156d7557SWarner Losh #ifndef _TARGET_ARCH_SIGNAL_H_ 20156d7557SWarner Losh #define _TARGET_ARCH_SIGNAL_H_ 21156d7557SWarner Losh 22156d7557SWarner Losh #include "cpu.h" 23156d7557SWarner Losh 24156d7557SWarner Losh #define TARGET_REG_R0 0 25156d7557SWarner Losh #define TARGET_REG_R1 1 26156d7557SWarner Losh #define TARGET_REG_R2 2 27156d7557SWarner Losh #define TARGET_REG_R3 3 28156d7557SWarner Losh #define TARGET_REG_R4 4 29156d7557SWarner Losh #define TARGET_REG_R5 5 30156d7557SWarner Losh #define TARGET_REG_R6 6 31156d7557SWarner Losh #define TARGET_REG_R7 7 32156d7557SWarner Losh #define TARGET_REG_R8 8 33156d7557SWarner Losh #define TARGET_REG_R9 9 34156d7557SWarner Losh #define TARGET_REG_R10 10 35156d7557SWarner Losh #define TARGET_REG_R11 11 36156d7557SWarner Losh #define TARGET_REG_R12 12 37156d7557SWarner Losh #define TARGET_REG_R13 13 38156d7557SWarner Losh #define TARGET_REG_R14 14 39156d7557SWarner Losh #define TARGET_REG_R15 15 40156d7557SWarner Losh #define TARGET_REG_CPSR 16 41156d7557SWarner Losh #define TARGET__NGREG 17 42156d7557SWarner Losh /* Convenience synonyms */ 43156d7557SWarner Losh #define TARGET_REG_FP TARGET_REG_R11 44156d7557SWarner Losh #define TARGET_REG_SP TARGET_REG_R13 45156d7557SWarner Losh #define TARGET_REG_LR TARGET_REG_R14 46156d7557SWarner Losh #define TARGET_REG_PC TARGET_REG_R15 47156d7557SWarner Losh 48156d7557SWarner Losh #define TARGET_INSN_SIZE 4 /* arm instruction size */ 49156d7557SWarner Losh 50156d7557SWarner Losh /* Size of the signal trampolin code. See _sigtramp(). */ 51156d7557SWarner Losh #define TARGET_SZSIGCODE ((abi_ulong)(9 * TARGET_INSN_SIZE)) 52156d7557SWarner Losh 53156d7557SWarner Losh /* compare to arm/include/_limits.h */ 54156d7557SWarner Losh #define TARGET_MINSIGSTKSZ (1024 * 4) /* min sig stack size */ 55156d7557SWarner Losh #define TARGET_SIGSTKSZ (TARGET_MINSIGSTKSZ + 32768) /* recommended size */ 56156d7557SWarner Losh 57*03fd4028SWarner Losh /* 58*03fd4028SWarner Losh * Floating point register state 59*03fd4028SWarner Losh */ 60*03fd4028SWarner Losh typedef struct target_mcontext_vfp { 61*03fd4028SWarner Losh abi_ullong mcv_reg[32]; 62*03fd4028SWarner Losh abi_ulong mcv_fpscr; 63*03fd4028SWarner Losh } target_mcontext_vfp_t; 64*03fd4028SWarner Losh 65*03fd4028SWarner Losh typedef struct target_mcontext { 66*03fd4028SWarner Losh abi_uint __gregs[TARGET__NGREG]; 67*03fd4028SWarner Losh 68*03fd4028SWarner Losh /* 69*03fd4028SWarner Losh * Originally, rest of this structure was named __fpu, 35 * 4 bytes 70*03fd4028SWarner Losh * long, never accessed from kernel. 71*03fd4028SWarner Losh */ 72*03fd4028SWarner Losh abi_ulong mc_vfp_size; 73*03fd4028SWarner Losh abi_ptr mc_vfp_ptr; 74*03fd4028SWarner Losh abi_int mc_spare[33]; 75*03fd4028SWarner Losh } target_mcontext_t; 76*03fd4028SWarner Losh 77*03fd4028SWarner Losh #include "target_os_ucontext.h" 78*03fd4028SWarner Losh 79*03fd4028SWarner Losh struct target_sigframe { 80*03fd4028SWarner Losh target_siginfo_t sf_si; /* saved siginfo */ 81*03fd4028SWarner Losh target_ucontext_t sf_uc; /* saved ucontext */ 82*03fd4028SWarner Losh target_mcontext_vfp_t sf_vfp; /* actual saved VFP context */ 83*03fd4028SWarner Losh }; 84*03fd4028SWarner Losh 85156d7557SWarner Losh #endif /* !_TARGET_ARCH_SIGNAL_H_ */ 86