linux-user/nios2/target_signal.h

   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
   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(CPUNios2State *state)
  22 {
  23     return state->regs[R_SP];
  24 }
  25
  26 #endif /* TARGET_SIGNAL_H */