qemu-patch-raspberry4/linux-user/xtensa/target_signal.h
Laurent Vivier 3612667cbb linux-user: move xtensa signal.c parts to xtensa directory
No code change, only move code from signal.c to
xtensa/signal.c, except adding includes and
exporting setup_rt_frame().

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20180424192635.6027-16-laurent@vivier.eu>
2018-04-30 09:47:47 +02:00

32 lines
706 B
C

#ifndef XTENSA_TARGET_SIGNAL_H
#define XTENSA_TARGET_SIGNAL_H
#include "cpu.h"
/* this struct defines a stack used during syscall handling */
typedef struct target_sigaltstack {
abi_ulong ss_sp;
abi_int ss_flags;
abi_ulong ss_size;
} target_stack_t;
/*
* sigaltstack controls
*/
#define TARGET_SS_ONSTACK 1
#define TARGET_SS_DISABLE 2
#define TARGET_MINSIGSTKSZ 2048
#define TARGET_SIGSTKSZ 8192
static inline abi_ulong get_sp_from_cpustate(CPUXtensaState *state)
{
return state->regs[1];
}
void setup_rt_frame(int sig, struct target_sigaction *ka,
target_siginfo_t *info,
target_sigset_t *set, CPUXtensaState *env);
#endif