1#ifndef TARGET_SIGNAL_H 2#define TARGET_SIGNAL_H 3 4#include "cpu.h" 5 6/* this struct defines a stack used during syscall handling */ 7 8typedef 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 21static inline abi_ulong get_sp_from_cpustate(CPUNios2State *state) 22{ 23 return state->regs[R_SP]; 24} 25 26#endif /* TARGET_SIGNAL_H */ 27