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08b5985e7b
s/userpsace/userspace/ Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
25 lines
927 B
C
25 lines
927 B
C
/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
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/*
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* Copied from arch/arm64/include/asm/hwcap.h
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*
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* Copyright (C) 2012 ARM Ltd.
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* Copyright (C) 2017 SiFive
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*/
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#ifndef _UAPI_ASM_RISCV_HWCAP_H
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#define _UAPI_ASM_RISCV_HWCAP_H
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/*
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* Linux saves the floating-point registers according to the ISA Linux is
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* executing on, as opposed to the ISA the user program is compiled for. This
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* is necessary for a handful of esoteric use cases: for example, userspace
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* threading libraries must be able to examine the actual machine state in
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* order to fully reconstruct the state of a thread.
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*/
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#define COMPAT_HWCAP_ISA_I (1 << ('I' - 'A'))
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#define COMPAT_HWCAP_ISA_M (1 << ('M' - 'A'))
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#define COMPAT_HWCAP_ISA_A (1 << ('A' - 'A'))
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#define COMPAT_HWCAP_ISA_F (1 << ('F' - 'A'))
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#define COMPAT_HWCAP_ISA_D (1 << ('D' - 'A'))
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#define COMPAT_HWCAP_ISA_C (1 << ('C' - 'A'))
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#endif /* _UAPI_ASM_RISCV_HWCAP_H */
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