1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
/* $NetBSD: intr.h,v 1.24 2003/05/25 14:04:45 tsutsui Exp $ */
/*
* Copyright (c) 1998 Jonathan Stone. 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 Jonathan Stone for
* the NetBSD Project.
* 4. The name of the author may not 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 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.
*/
#ifndef _PMAX_INTR_H_
#define _PMAX_INTR_H_
#include <sys/device.h>
#include <sys/lock.h>
#include <sys/queue.h>
#define IPL_NONE 0 /* disable only this interrupt */
#define IPL_SOFT 1 /* generic software interrupts (SI 0) */
#define IPL_SOFTCLOCK 2 /* clock software interrupts (SI 0) */
#define IPL_SOFTNET 3 /* network software interrupts (SI 1) */
#define IPL_SOFTSERIAL 4 /* serial software interrupts (SI 1) */
#define IPL_BIO 5 /* disable block I/O interrupts */
#define IPL_NET 6 /* disable network interrupts */
#define IPL_TTY 7 /* disable terminal interrupts */
#define IPL_SERIAL 7 /* disable serial interrupts */
#define IPL_CLOCK 8 /* disable clock interrupts */
#define IPL_HIGH 8 /* disable all interrupts */
#define _IPL_NSOFT 4
#define _IPL_N 9
#define _IPL_SI0_FIRST IPL_SOFT
#define _IPL_SI0_LAST IPL_SOFTCLOCK
#define _IPL_SI1_FIRST IPL_SOFTNET
#define _IPL_SI1_LAST IPL_SOFTSERIAL
#define IPL_SOFTNAMES { \
"misc", \
"clock", \
"net", \
"serial", \
}
#ifdef _KERNEL
#ifndef _LOCORE
#include <mips/cpuregs.h>
int _splraise __P((int));
int _spllower __P((int));
int _splset __P((int));
int _splget __P((void));
void _splnone __P((void));
void _setsoftintr __P((int));
void _clrsoftintr __P((int));
#define splhigh() _splraise(MIPS_INT_MASK)
#define spl0() (void)_spllower(0)
#define splx(s) (void)_splset(s)
#define splbio() (_splraise(splvec.splbio))
#define splnet() (_splraise(splvec.splnet))
#define spltty() (_splraise(splvec.spltty))
#define splvm() (_splraise(splvec.splvm))
#define splclock() (_splraise(splvec.splclock))
#define splstatclock() (_splraise(splvec.splstatclock))
#define spllowersoftclock() _spllower(MIPS_SOFT_INT_MASK_0)
#define splsched() splhigh()
#define spllock() splhigh()
#define splsoft() _splraise(MIPS_SOFT_INT_MASK_0)
#define splsoftclock() _splraise(MIPS_SOFT_INT_MASK_0)
#define splsoftnet() _splraise(MIPS_SOFT_INT_MASK_0|MIPS_SOFT_INT_MASK_1)
#define splsoftserial() _splraise(MIPS_SOFT_INT_MASK_0|MIPS_SOFT_INT_MASK_1)
struct splvec {
int splbio;
int splnet;
int spltty;
int splvm;
int splclock;
int splstatclock;
};
extern struct splvec splvec;
/* Conventionals ... */
#define MIPS_SPLHIGH (MIPS_INT_MASK)
#define MIPS_SPL0 (MIPS_INT_MASK_0|MIPS_SOFT_INT_MASK_0|MIPS_SOFT_INT_MASK_1)
#define MIPS_SPL1 (MIPS_INT_MASK_1|MIPS_SOFT_INT_MASK_0|MIPS_SOFT_INT_MASK_1)
#define MIPS_SPL3 (MIPS_INT_MASK_3|MIPS_SOFT_INT_MASK_0|MIPS_SOFT_INT_MASK_1)
#define MIPS_SPL_0_1 (MIPS_INT_MASK_1|MIPS_SPL0)
#define MIPS_SPL_0_1_2 (MIPS_INT_MASK_2|MIPS_SPL_0_1)
#define MIPS_SPL_0_1_3 (MIPS_INT_MASK_3|MIPS_SPL_0_1)
#define MIPS_SPL_0_1_2_3 (MIPS_INT_MASK_3|MIPS_SPL_0_1_2)
/*
* Index into intrcnt[], which is defined in locore
*/
extern u_long intrcnt[];
#define SERIAL0_INTR 0
#define SERIAL1_INTR 1
#define LANCE_INTR 2
#define SCSI_INTR 3
#define SLOT0_INTR 4
#define SLOT1_INTR 5
#define SLOT2_INTR 6
#define DTOP_INTR 7
#define ISDN_INTR 8
#define FLOPPY_INTR 9
struct intrhand {
int (*ih_func) __P((void *));
void *ih_arg;
};
extern struct intrhand intrtab[];
#define SYS_DEV_SCSI SCSI_INTR
#define SYS_DEV_LANCE LANCE_INTR
#define SYS_DEV_SCC0 SERIAL0_INTR
#define SYS_DEV_SCC1 SERIAL1_INTR
#define SYS_DEV_DTOP DTOP_INTR
#define SYS_DEV_FDC FLOPPY_INTR
#define SYS_DEV_ISDN ISDN_INTR
#define SYS_DEV_OPT0 SLOT0_INTR
#define SYS_DEV_OPT1 SLOT1_INTR
#define SYS_DEV_OPT2 SLOT2_INTR
#define SYS_DEV_BOGUS -1
#define MAX_DEV_NCOOKIES 10
struct pmax_intrhand {
LIST_ENTRY(pmax_intrhand) ih_q;
int (*ih_func)(void *);
void *ih_arg;
};
#include <mips/softintr.h>
extern struct evcnt pmax_clock_evcnt;
extern struct evcnt pmax_fpu_evcnt;
extern struct evcnt pmax_memerr_evcnt;
#endif /* !_LOCORE */
#endif /* _KERNEL */
#endif /* !_PMAX_INTR_H_ */
|