qemu/linux-user/openrisc/target_signal.h
Richard Henderson 9ce3ad4452 linux-user/openrisc: Implement setup_sigtramp
Create and record the rt signal trampoline.

Reviewed-by: Stafford Horne <shorne@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210929130553.121567-18-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-10-01 12:03:48 +02:00

32 lines
821 B
C

#ifndef OPENRISC_TARGET_SIGNAL_H
#define OPENRISC_TARGET_SIGNAL_H
/* this struct defines a stack used during syscall handling */
typedef struct target_sigaltstack {
abi_long ss_sp;
abi_int ss_flags;
abi_ulong ss_size;
} target_stack_t;
/* sigaltstack controls */
#define TARGET_SS_ONSTACK 1
#define TARGET_SS_DISABLE 2
#define TARGET_SA_NOCLDSTOP 0x00000001
#define TARGET_SA_NOCLDWAIT 0x00000002
#define TARGET_SA_SIGINFO 0x00000004
#define TARGET_SA_ONSTACK 0x08000000
#define TARGET_SA_RESTART 0x10000000
#define TARGET_SA_NODEFER 0x40000000
#define TARGET_SA_RESETHAND 0x80000000
#define TARGET_MINSIGSTKSZ 2048
#define TARGET_SIGSTKSZ 8192
#include "../generic/signal.h"
#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1
#endif /* OPENRISC_TARGET_SIGNAL_H */