diff options
Diffstat (limited to 'linux-user/unicore32/target_signal.h')
| -rw-r--r-- | linux-user/unicore32/target_signal.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/linux-user/unicore32/target_signal.h b/linux-user/unicore32/target_signal.h new file mode 100644 index 0000000000..8b255c4550 --- /dev/null +++ b/linux-user/unicore32/target_signal.h @@ -0,0 +1,26 @@ +/* + * 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 */ |