summaryrefslogtreecommitdiff
path: root/linux-user/openrisc/target_signal.h
blob: 2a4e00b035fa0d4255b5d0d7d8589a3a071d4542 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
#ifndef OPENRISC_TARGET_SIGNAL_H
#define OPENRISC_TARGET_SIGNAL_H

#include "cpu.h"

/* this struct defines a stack used during syscall handling */

typedef struct target_sigaltstack {
    abi_long ss_sp;
    abi_ulong ss_size;
    abi_long ss_flags;
} 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(CPUOpenRISCState *state)
{
    return cpu_get_gpr(state, 1);
}
#endif /* OPENRISC_TARGET_SIGNAL_H */