From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/riscv/include/uapi/asm/hwcap.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 arch/riscv/include/uapi/asm/hwcap.h (limited to 'arch/riscv/include/uapi/asm/hwcap.h') diff --git a/arch/riscv/include/uapi/asm/hwcap.h b/arch/riscv/include/uapi/asm/hwcap.h new file mode 100644 index 000000000..46dc3f5ee --- /dev/null +++ b/arch/riscv/include/uapi/asm/hwcap.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */ +/* + * Copied from arch/arm64/include/asm/hwcap.h + * + * Copyright (C) 2012 ARM Ltd. + * Copyright (C) 2017 SiFive + */ +#ifndef _UAPI_ASM_RISCV_HWCAP_H +#define _UAPI_ASM_RISCV_HWCAP_H + +/* + * Linux saves the floating-point registers according to the ISA Linux is + * executing on, as opposed to the ISA the user program is compiled for. This + * is necessary for a handful of esoteric use cases: for example, userspace + * threading libraries must be able to examine the actual machine state in + * order to fully reconstruct the state of a thread. + */ +#define COMPAT_HWCAP_ISA_I (1 << ('I' - 'A')) +#define COMPAT_HWCAP_ISA_M (1 << ('M' - 'A')) +#define COMPAT_HWCAP_ISA_A (1 << ('A' - 'A')) +#define COMPAT_HWCAP_ISA_F (1 << ('F' - 'A')) +#define COMPAT_HWCAP_ISA_D (1 << ('D' - 'A')) +#define COMPAT_HWCAP_ISA_C (1 << ('C' - 'A')) + +#endif /* _UAPI_ASM_RISCV_HWCAP_H */ -- cgit v1.2.3