/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2021 Dmitry Chagin <dchagin@FreeBSD.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _X86_INCLUDE_LINUX_LINUX_X86_H_
#define _X86_INCLUDE_LINUX_LINUX_X86_H_
#define LINUX_VDSO_CPU_DEFAULT 0
#define LINUX_VDSO_CPU_RDPID 1
#define LINUX_VDSO_CPU_RDTSCP 2
/* More machine dependent hints about processor capabilities. */
#define LINUX_HWCAP2_RING3MWAIT 0x00000001
#define LINUX_HWCAP2_FSGSBASE 0x00000002
int linux_vdso_tsc_selector_idx(void);
int linux_vdso_cpu_selector_idx(void);
int linux_translate_traps(int, int);
int bsd_to_linux_trapcode(int);
u_int linux_x86_elf_hwcap2(void);
#endif /* _X86_INCLUDE_LINUX_LINUX_X86_H_ */
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