make kernel includes standard

[unix-history] / usr / src / sys / pmax / include / psl.h

/*
* Copyright (c) 1992 Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell.
*
* %sccs.include.redist.c%
*
*      @(#)psl.h       7.2 (Berkeley) %G%
*/

#include <machine/machConst.h>

#define PSL_LOWIPL      (MACH_INT_MASK | MACH_SR_INT_ENA_CUR)

#define PSL_USERSET (   \
       MACH_SR_KU_OLD |        \
       MACH_SR_INT_ENA_OLD |   \
       MACH_SR_KU_PREV |       \
       MACH_SR_INT_ENA_PREV |  \
       MACH_INT_MASK)

#define PSL_USERCLR (   \
       MACH_SR_COP_USABILITY | \
       MACH_SR_BOOT_EXC_VEC |  \
       MACH_SR_TLB_SHUTDOWN |  \
       MACH_SR_PARITY_ERR |    \
       MACH_SR_CACHE_MISS |    \
       MACH_SR_PARITY_ZERO |   \
       MACH_SR_SWAP_CACHES |   \
       MACH_SR_ISOL_CACHES |   \
       MACH_SR_KU_CUR |        \
       MACH_SR_INT_ENA_CUR |   \
       MACH_SR_MBZ)

/*
* Macros to decode processor status word.
*/
#define USERMODE(ps)    ((ps) & MACH_SR_KU_PREV)
#define BASEPRI(ps)     (((ps) & (MACH_INT_MASK | MACH_SR_INT_ENA_PREV)) \
                       == (MACH_INT_MASK | MACH_SR_INT_ENA_PREV))