From 3f2546b2ef55b661fd8dd69682b38992225e86f6 Mon Sep 17 00:00:00 2001 From: fishsoupisgood Date: Mon, 29 Apr 2019 01:17:54 +0100 Subject: Initial import of qemu-2.4.1 --- linux-user/i386/target_signal.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 linux-user/i386/target_signal.h (limited to 'linux-user/i386/target_signal.h') diff --git a/linux-user/i386/target_signal.h b/linux-user/i386/target_signal.h new file mode 100644 index 00000000..9baf7fbe --- /dev/null +++ b/linux-user/i386/target_signal.h @@ -0,0 +1,29 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_long ss_flags; + abi_ulong ss_size; +} target_stack_t; + + +/* + * sigaltstack controls + */ +#define TARGET_SS_ONSTACK 1 +#define TARGET_SS_DISABLE 2 + +#define TARGET_MINSIGSTKSZ 2048 +#define TARGET_SIGSTKSZ 8192 + +static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) +{ + return state->regs[R_ESP]; +} + +#endif /* TARGET_SIGNAL_H */ -- cgit v1.2.3