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#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