/* * arm signal definitions * * Copyright (c) 2013 Stacey D. Son * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #ifndef TARGET_ARCH_SIGNAL_H #define TARGET_ARCH_SIGNAL_H #include "cpu.h" #define TARGET_REG_R0 0 #define TARGET_REG_R1 1 #define TARGET_REG_R2 2 #define TARGET_REG_R3 3 #define TARGET_REG_R4 4 #define TARGET_REG_R5 5 #define TARGET_REG_R6 6 #define TARGET_REG_R7 7 #define TARGET_REG_R8 8 #define TARGET_REG_R9 9 #define TARGET_REG_R10 10 #define TARGET_REG_R11 11 #define TARGET_REG_R12 12 #define TARGET_REG_R13 13 #define TARGET_REG_R14 14 #define TARGET_REG_R15 15 #define TARGET_REG_CPSR 16 #define TARGET__NGREG 17 /* Convenience synonyms */ #define TARGET_REG_FP TARGET_REG_R11 #define TARGET_REG_SP TARGET_REG_R13 #define TARGET_REG_LR TARGET_REG_R14 #define TARGET_REG_PC TARGET_REG_R15 #define TARGET_INSN_SIZE 4 /* arm instruction size */ /* Size of the signal trampolin code. See _sigtramp(). */ #define TARGET_SZSIGCODE ((abi_ulong)(9 * TARGET_INSN_SIZE)) /* compare to arm/include/_limits.h */ #define TARGET_MINSIGSTKSZ (1024 * 4) /* min sig stack size */ #define TARGET_SIGSTKSZ (TARGET_MINSIGSTKSZ + 32768) /* recommended size */ /* * Floating point register state */ typedef struct target_mcontext_vfp { abi_ullong mcv_reg[32]; abi_ulong mcv_fpscr; } target_mcontext_vfp_t; typedef struct target_mcontext { abi_uint __gregs[TARGET__NGREG]; /* * Originally, rest of this structure was named __fpu, 35 * 4 bytes * long, never accessed from kernel. */ abi_ulong mc_vfp_size; abi_ptr mc_vfp_ptr; abi_int mc_spare[33]; } target_mcontext_t; #define TARGET_MCONTEXT_SIZE 208 #define TARGET_UCONTEXT_SIZE 260 #include "target_os_ucontext.h" struct target_sigframe { target_siginfo_t sf_si; /* saved siginfo */ target_ucontext_t sf_uc; /* saved ucontext */ target_mcontext_vfp_t sf_vfp; /* actual saved VFP context */ }; #define TARGET_SIGSTACK_ALIGN 8 #endif /* TARGET_ARCH_SIGNAL_H */