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sys/x86/include/procctl.h
/*- | /*- | ||||
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD | * SPDX-License-Identifier: BSD-2-Clause-FreeBSD | ||||
* | * | ||||
* Copyright (c) 2019 The FreeBSD Foundation | * Copyright (c) 2019,2020 The FreeBSD Foundation | ||||
* | * | ||||
* Portions of this software were developed by Konstantin Belousov | * Portions of this software were developed by Konstantin Belousov | ||||
* under sponsorship from the FreeBSD Foundation. | * under sponsorship from the FreeBSD Foundation. | ||||
* | * | ||||
* Redistribution and use in source and binary forms, with or without | * Redistribution and use in source and binary forms, with or without | ||||
* modification, are permitted provided that the following conditions | * modification, are permitted provided that the following conditions | ||||
* are met: | * are met: | ||||
* 1. Redistributions of source code must retain the above copyright | * 1. Redistributions of source code must retain the above copyright | ||||
Show All 17 Lines | |||||
* $FreeBSD$ | * $FreeBSD$ | ||||
*/ | */ | ||||
#ifndef _X86_PROCCTL_H | #ifndef _X86_PROCCTL_H | ||||
#define _X86_PROCCTL_H | #define _X86_PROCCTL_H | ||||
#define PROC_KPTI_CTL (PROC_PROCCTL_MD_MIN + 0) | #define PROC_KPTI_CTL (PROC_PROCCTL_MD_MIN + 0) | ||||
#define PROC_KPTI_STATUS (PROC_PROCCTL_MD_MIN + 1) | #define PROC_KPTI_STATUS (PROC_PROCCTL_MD_MIN + 1) | ||||
#define PROC_LA_CTL (PROC_PROCCTL_MD_MIN + 2) | |||||
#define PROC_LA_STATUS (PROC_PROCCTL_MD_MIN + 3) | |||||
#define PROC_KPTI_CTL_ENABLE_ON_EXEC 1 | #define PROC_KPTI_CTL_ENABLE_ON_EXEC 1 | ||||
#define PROC_KPTI_CTL_DISABLE_ON_EXEC 2 | #define PROC_KPTI_CTL_DISABLE_ON_EXEC 2 | ||||
#define PROC_KPTI_STATUS_ACTIVE 0x80000000 | #define PROC_KPTI_STATUS_ACTIVE 0x80000000 | ||||
#define PROC_LA_CTL_LA48_ON_EXEC 1 | |||||
#define PROC_LA_CTL_LA57_ON_EXEC 2 | |||||
#define PROC_LA_CTL_DEFAULT_ON_EXEC 3 | |||||
#define PROC_LA_STATUS_LA48 0x01000000 | |||||
#define PROC_LA_STATUS_LA57 0x02000000 | |||||
#endif | #endif |