diff options
Diffstat (limited to 'bsd-user/arm/target_arch_signal.h')
-rw-r--r-- | bsd-user/arm/target_arch_signal.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/bsd-user/arm/target_arch_signal.h b/bsd-user/arm/target_arch_signal.h new file mode 100644 index 0000000000..f1844dbf22 --- /dev/null +++ b/bsd-user/arm/target_arch_signal.h @@ -0,0 +1,88 @@ +/* + * 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 */ +}; + +#endif /* !_TARGET_ARCH_SIGNAL_H_ */ |