qemu-e2k/linux-user/unicore32/target_signal.h

27 lines
679 B
C

/*
* Copyright (C) 2010-2011 GUAN Xue-tao
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef TARGET_SIGNAL_H
#define TARGET_SIGNAL_H
/* this struct defines a stack used during syscall handling */
typedef struct target_sigaltstack {
abi_ulong ss_sp;
abi_ulong ss_flags;
abi_ulong ss_size;
} target_stack_t;
/*
* sigaltstack controls
*/
#define TARGET_SS_ONSTACK 1
#define TARGET_SS_DISABLE 2
#define get_sp_from_cpustate(cpustate) (cpustate->regs[29])
#endif /* TARGET_SIGNAL_H */