60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
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/*-
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* Copyright (c) 2001 Jake Burkholder.
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* All rights reserved.
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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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* $FreeBSD$
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*/
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#ifndef _MACHINE_PSTATE_H_
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#define _MACHINE_PSTATE_H_
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#define PSTATE_IE (1<<1)
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#define PSTATE_PRIV (1<<2)
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#define PSTATE_AM (1<<3)
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#define PSTATE_PEF (1<<4)
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#define PSTATE_RED (1<<5)
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#define PSTATE_MM_SHIFT (6)
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#define PSTATE_MM_SIZE (2)
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#define PSTATE_MM_MASK (((1<<PSTATE_MM_SIZE)-1)<<PSTATE_MM_SHIFT)
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#define PSTATE_MM_TSO (0<<PSTATE_MM_SHIFT)
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#define PSTATE_MM_PSO (1<<PSTATE_MM_SHIFT)
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#define PSTATE_MM_RMO (2<<PSTATE_MM_SHIFT)
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#define PSTATE_TLE (1<<8)
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#define PSTATE_CLE (1<<9)
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#define PSTATE_MM PSTATE_MM_TSO
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#define PSTATE_MASK ((1<<10)-1)
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#define PSTATE_INTR_DISABLE (PSTATE_MASK & ~PSTATE_IE)
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#define PSTATE_NORMAL (PSTATE_MM | PSTATE_PEF | PSTATE_PRIV)
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#define PSTATE_KERNEL (PSTATE_NORMAL | PSTATE_IE)
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#define PSTATE_SECURE(pstate) \
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(((pstate) & ~(PSTATE_AM|PSTATE_MM_MASK)) == (PSTATE_IE|PSTATE_PEF))
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#endif /* !_MACHINE_PSTATE_H_ */
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