c70887a382
Create and record the rt signal trampoline. Use it when the guest does not use SA_RESTORER. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20210929130553.121567-3-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
31 lines
681 B
C
31 lines
681 B
C
#ifndef AARCH64_TARGET_SIGNAL_H
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#define AARCH64_TARGET_SIGNAL_H
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/* this struct defines a stack used during syscall handling */
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typedef struct target_sigaltstack {
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abi_ulong ss_sp;
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abi_int ss_flags;
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abi_ulong ss_size;
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} target_stack_t;
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/*
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* sigaltstack controls
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*/
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#define TARGET_SS_ONSTACK 1
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#define TARGET_SS_DISABLE 2
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#define TARGET_MINSIGSTKSZ 2048
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#define TARGET_SIGSTKSZ 8192
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#include "../generic/signal.h"
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#define TARGET_SEGV_MTEAERR 8 /* Asynchronous ARM MTE error */
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#define TARGET_SEGV_MTESERR 9 /* Synchronous ARM MTE exception */
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#define TARGET_ARCH_HAS_SETUP_FRAME
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#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1
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#endif /* AARCH64_TARGET_SIGNAL_H */
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