2cb1e6432f
Define the native sizes of mcontext_t and ucontext_t so that the tests in target_os_ucontext.h ensure the size of arm's version of these structures is correct. Signed-off-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
89 lines
2.6 KiB
C
89 lines
2.6 KiB
C
/*
|
|
* 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_ */
|