amiga/include/intr.h

1 /* $NetBSD: intr.h,v 1.23 2023年07月11日 10:44:55 riastradh Exp $ */
2
3 /*-
4 * Copyright (c) 1997 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Ignatios Souvatzis.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 /*
33 * machine/intr.h for the Amiga port.
34 * Currently, only a wrapper, for most of the stuff, around the old
35 * include files.
36 */
37
38#ifndef _AMIGA_INTR_H_
39#define _AMIGA_INTR_H_
40
41#include <amiga/amiga/isr.h>
42#include <m68k/psl.h>
43
44#define IPL_NONE 0
45#define IPL_SOFTCLOCK 1
46#define IPL_SOFTBIO 1
47#define IPL_SOFTNET 1
48#define IPL_SOFTSERIAL 1
49#define IPL_VM 2
50#define IPL_SCHED 3
51#define IPL_HIGH 4
52#define _NIPL 5
53
54 extern int ipl2spl_table[_NIPL];
55
56 typedef int ipl_t;
57 typedef struct {
58 uint16_t _ipl;
59} ipl_cookie_t;
60
61#ifdef _KERNEL
62
63 static inline ipl_cookie_t
64 makeiplcookie(ipl_t ipl)
65{
66
67 return (ipl_cookie_t){._ipl = ipl};
68}
69
70 static inline int
71 splraiseipl(ipl_cookie_t icookie)
72{
73
74 return _splraise(ipl2spl_table[icookie._ipl]);
75}
76
77#ifdef _KERNEL_OPT
78#include "opt_lev6_defer.h"
79#endif
80
81#define spl0() _spl0() /* we have real software interrupts */
82#define splsoftclock() splraise1()
83#define splsoftnet() splraise1()
84#define splsoftserial() splraise1()
85#define splsoftbio() splraise1()
86#define splvm() splraise4()
87
88#ifndef _MODULE
89
90#ifndef LEV6_DEFER
91#define splsched() splraise6()
92#define splhigh() spl7()
93#else
94#define splsched() splraise4()
95#define splhigh() splraise4()
96#endif
97
98#else /* _MODULE */
99
100 extern int _spllkm6(void);
101 extern int _spllkm7(void);
102
103#define splsched() _spllkm6()
104#define splhigh() _spllkm7()
105
106#endif /* _MODULE */
107
108#define splx(s) _spl(s)
109
110#endif /* _KERNEL */
111
112#endif /* !_AMIGA_INTR_H_ */
113