summaryrefslogtreecommitdiff
path: root/linux-user/mips/target_signal.h
blob: 6e1dc8b6e61f5c8244a13acb1f6b0cab3a400949 (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
26
27
28
29
#ifndef TARGET_SIGNAL_H
#define 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(CPUMIPSState *state)
{
    return state->active_tc.gpr[29];
}

#endif /* TARGET_SIGNAL_H */