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 _UAPI_ASM_RISCV_HWCAP_H
9 #define _UAPI_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 /* _UAPI_ASM_RISCV_HWCAP_H */
27
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.