1 #ifndef XTENSA_TARGET_SIGNAL_H 2 #define XTENSA_TARGET_SIGNAL_H 3 4 /* this struct defines a stack used during syscall handling */ 5 6 typedef struct target_sigaltstack { 7 abi_ulong ss_sp; 8 abi_int ss_flags; 9 abi_ulong ss_size; 10 } target_stack_t; 11 12 /* 13 * sigaltstack controls 14 */ 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 #endif 22