1 #ifndef OPENRISC_TARGET_SIGNAL_H
2 #define OPENRISC_TARGET_SIGNAL_H
3 
4 #include "cpu.h"
5 
6 /* this struct defines a stack used during syscall handling */
7 
8 typedef struct target_sigaltstack {
9     abi_long ss_sp;
10     abi_ulong ss_size;
11     abi_long ss_flags;
12 } target_stack_t;
13 
14 /* sigaltstack controls  */
15 #define TARGET_SS_ONSTACK     1
16 #define TARGET_SS_DISABLE     2
17 
18 #define TARGET_MINSIGSTKSZ    2048
19 #define TARGET_SIGSTKSZ       8192
20 
21 static inline abi_ulong get_sp_from_cpustate(CPUOpenRISCState *state)
22 {
23     return cpu_get_gpr(state, 1);
24 }
25 #endif /* OPENRISC_TARGET_SIGNAL_H */
26