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40 lines
898 B
C
40 lines
898 B
C
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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/*
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* Copyright (C) 2020 Loongson Technology Corporation Limited
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*
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* Author: Hanlu Li <lihanlu@loongson.cn>
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*/
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#ifndef _UAPI_ASM_SIGCONTEXT_H
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#define _UAPI_ASM_SIGCONTEXT_H
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#include <linux/types.h>
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#include <linux/posix_types.h>
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/* FP context was used */
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#define USED_FP (1 << 0)
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#define ADRERR_RD (1 << 30)
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#define ADRERR_WR (1 << 31)
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#define FPU_REG_WIDTH 256
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#define FPU_ALIGN __attribute__((aligned(32)))
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struct sigcontext {
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__u64 sc_pc;
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__u64 sc_regs[32];
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__u32 sc_flags;
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__u32 sc_fcsr;
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__u32 sc_vcsr;
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__u64 sc_fcc;
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/* For Binary Translation */
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__u64 sc_scr[4];
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union {
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__u32 val32[FPU_REG_WIDTH / 32];
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__u64 val64[FPU_REG_WIDTH / 64];
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} sc_fpregs[32] FPU_ALIGN;
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/* Reserved for future scalable vectors */
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__u8 sc_reserved[4096] __attribute__((__aligned__(16)));
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};
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#endif /* _UAPI_ASM_SIGCONTEXT_H */
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