1/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
 2/*
 3 * Copied from arch/arm64/include/asm/hwcap.h
 4 *
 5 * Copyright (C) 2012 ARM Ltd.
 6 * Copyright (C) 2017 SiFive
 7 */
 8#ifndef _ASM_RISCV_HWCAP_H
 9#define _ASM_RISCV_HWCAP_H
10
11/*
12 * Linux saves the floating-point registers according to the ISA Linux is
13 * executing on, as opposed to the ISA the user program is compiled for.  This
14 * is necessary for a handful of esoteric use cases: for example, userspace
15 * threading libraries must be able to examine the actual machine state in
16 * order to fully reconstruct the state of a thread.
17 */
18#define COMPAT_HWCAP_ISA_I	(1 << ('I' - 'A'))
19#define COMPAT_HWCAP_ISA_M	(1 << ('M' - 'A'))
20#define COMPAT_HWCAP_ISA_A	(1 << ('A' - 'A'))
21#define COMPAT_HWCAP_ISA_F	(1 << ('F' - 'A'))
22#define COMPAT_HWCAP_ISA_D	(1 << ('D' - 'A'))
23#define COMPAT_HWCAP_ISA_C	(1 << ('C' - 'A'))
24#define COMPAT_HWCAP_ISA_V	(1 << ('V' - 'A'))
25
26#endif /* _ASM_RISCV_HWCAP_H */