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51 lines
2 KiB
C
51 lines
2 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2019,2020 The FreeBSD Foundation
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*
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* Portions of this software were developed by Konstantin Belousov
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* under sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _X86_PROCCTL_H
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#define _X86_PROCCTL_H
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#define PROC_KPTI_CTL (PROC_PROCCTL_MD_MIN + 0)
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#define PROC_KPTI_STATUS (PROC_PROCCTL_MD_MIN + 1)
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#define PROC_LA_CTL (PROC_PROCCTL_MD_MIN + 2)
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#define PROC_LA_STATUS (PROC_PROCCTL_MD_MIN + 3)
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#define PROC_KPTI_CTL_ENABLE_ON_EXEC 1
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#define PROC_KPTI_CTL_DISABLE_ON_EXEC 2
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#define PROC_KPTI_STATUS_ACTIVE 0x80000000
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#define PROC_LA_CTL_LA48_ON_EXEC 1
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#define PROC_LA_CTL_LA57_ON_EXEC 2
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#define PROC_LA_CTL_DEFAULT_ON_EXEC 3
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#define PROC_LA_STATUS_LA48 0x01000000
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#define PROC_LA_STATUS_LA57 0x02000000
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#endif
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