1 #ifndef XTENSA_TARGET_SIGNAL_H
2 #define XTENSA_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_ulong ss_sp;
10     abi_int ss_flags;
11     abi_ulong ss_size;
12 } target_stack_t;
13 
14 /*
15  * sigaltstack controls
16  */
17 #define TARGET_SS_ONSTACK     1
18 #define TARGET_SS_DISABLE     2
19 
20 #define TARGET_MINSIGSTKSZ    2048
21 #define TARGET_SIGSTKSZ       8192
22 
23 static inline abi_ulong get_sp_from_cpustate(CPUXtensaState *state)
24 {
25     return state->regs[1];
26 }
27 
28 #endif
29