LXR qemu/linux-user/unicore32/target

   1/*
   2 * Copyright (C) 2010-2011 GUAN Xue-tao
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 */
   8#ifndef TARGET_SIGNAL_H
   9#define TARGET_SIGNAL_H
  10
  11/* this struct defines a stack used during syscall handling */
  12typedef struct target_sigaltstack {
  13    abi_ulong ss_sp;
  14    abi_ulong ss_flags;
  15    abi_ulong ss_size;
  16} target_stack_t;
  17
  18/*
  19 * sigaltstack controls
  20 */
  21#define TARGET_SS_ONSTACK               1
  22#define TARGET_SS_DISABLE               2
  23
  24static inline abi_ulong get_sp_from_cpustate(CPUUniCore32State *state)
  25{
  26    return state->regs[29];
  27}
  28
  29
  30#endif /* TARGET_SIGNAL_H */
  31