Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2#ifndef SELFTEST_RISCV_HWPROBE_H
3#define SELFTEST_RISCV_HWPROBE_H
4#include <stddef.h>
5#include <asm/hwprobe.h>
6
7#if __BYTE_ORDER == __BIG_ENDIAN
8# define le32_bswap(_x) \
9 ((((_x) & 0x000000ffU) << 24) | \
10 (((_x) & 0x0000ff00U) << 8) | \
11 (((_x) & 0x00ff0000U) >> 8) | \
12 (((_x) & 0xff000000U) >> 24))
13#else
14# define le32_bswap(_x) (_x)
15#endif
16
17/*
18 * Rather than relying on having a new enough libc to define this, just do it
19 * ourselves. This way we don't need to be coupled to a new-enough libc to
20 * contain the call.
21 */
22long riscv_hwprobe(struct riscv_hwprobe *pairs, size_t pair_count,
23 size_t cpusetsize, unsigned long *cpus, unsigned int flags);
24
25#endif