1996-03-08 19:35:17 +03:00
|
|
|
/* $NetBSD: psl.h,v 1.2 1996/03/08 16:35:17 mark Exp $ */
|
1996-02-01 02:14:53 +03:00
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* Copyright (c) 1995 Mark Brinicombe.
|
|
|
|
|
* All rights reserved.
|
|
|
|
|
*
|
|
|
|
|
* 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.
|
|
|
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
|
|
|
* must display the following acknowledgement:
|
|
|
|
|
* This product includes software developed by Mark Brinicombe.
|
|
|
|
|
* 4. The name of the company nor the name of the author may be used to
|
|
|
|
|
* endorse or promote products derived from this software without specific
|
|
|
|
|
* prior written permission.
|
|
|
|
|
*
|
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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.
|
|
|
|
|
*
|
|
|
|
|
* RiscBSD kernel project
|
|
|
|
|
*
|
|
|
|
|
* psl.h
|
|
|
|
|
*
|
|
|
|
|
* spl prototypes.
|
|
|
|
|
* Eventually this will become a set of defines.
|
|
|
|
|
*
|
|
|
|
|
* Created : 21/07/95
|
1996-03-08 19:35:17 +03:00
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* These are the different SPL states
|
1996-02-01 02:14:53 +03:00
|
|
|
*
|
1996-03-08 19:35:17 +03:00
|
|
|
* Each state has an interrupt mask associated with it which
|
|
|
|
|
* indicate which interrupts are allowed.
|
1996-02-01 02:14:53 +03:00
|
|
|
*/
|
|
|
|
|
|
1996-03-08 19:35:17 +03:00
|
|
|
#define SPL_0 0
|
|
|
|
|
#define SPL_SOFT 1
|
|
|
|
|
#define SPL_BIO 2
|
|
|
|
|
#define SPL_NET 3
|
|
|
|
|
#define SPL_TTY 4
|
|
|
|
|
#define SPL_CLOCK 5
|
|
|
|
|
#define SPL_IMP 6
|
|
|
|
|
#define SPL_HIGH 7
|
|
|
|
|
#define SPL_LEVELS 8
|
|
|
|
|
|
|
|
|
|
#define spl0() splx(SPL_0)
|
|
|
|
|
#define splhigh() splx(SPL_HIGH)
|
|
|
|
|
#define splbio() raisespl(SPL_BIO)
|
|
|
|
|
#define splnet() raisespl(SPL_NET)
|
|
|
|
|
#define spltty() raisespl(SPL_TTY)
|
|
|
|
|
#define splimp() raisespl(SPL_IMP)
|
|
|
|
|
#define splclock() raisespl(SPL_CLOCK)
|
|
|
|
|
#define splstatclock() raisespl(SPL_CLOCK)
|
|
|
|
|
#define splsoftnet() raisespl(SPL_SOFT)
|
|
|
|
|
|
|
|
|
|
#ifndef _LOCORE
|
|
|
|
|
int raisespl __P((int));
|
|
|
|
|
int lowerspl __P((int));
|
|
|
|
|
int splx __P((int));
|
|
|
|
|
int splsoftclock __P(());
|
|
|
|
|
|
|
|
|
|
#ifdef _KERNEL
|
|
|
|
|
extern int current_spl_level;
|
|
|
|
|
|
|
|
|
|
extern u_int spl_masks[SPL_LEVELS];
|
|
|
|
|
#endif /* _KERNEL */
|
|
|
|
|
#endif /* _LOCORE */
|
1996-02-01 02:14:53 +03:00
|
|
|
|
|
|
|
|
/* End of psl.h */
|
