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
|
/*
* Copyright (c) 2023 Ian Marco Moffett and the Osmora Team.
* 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. Neither the name of Hyra nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER 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.
*/
#include <machine/frameasm.h>
#include <machine/trap.h>
#include <sys/cdefs.h>
__KERNEL_META "$Hyra$: trap.S, Ian Marco Moffett, \
Trap handling routines"
.text
.globl breakpoint_handler
breakpoint_handler:
push_trapframe_ec $TRAP_BREAKPOINT
handle_trap
/* TODO */
cli
hlt
.globl arith_err
arith_err:
push_trapframe_ec $TRAP_ARITH_ERR
handle_trap
/* TODO */
cli
hlt
.globl overflow
overflow:
push_trapframe_ec $TRAP_OVERFLOW
handle_trap
/* TODO */
cli
hlt
.globl bound_range
bound_range:
push_trapframe_ec $TRAP_BOUND_RANGE
handle_trap
/* TODO */
cli
hlt
.globl invl_op
invl_op:
push_trapframe_ec $TRAP_INVLOP
handle_trap
/* TODO */
cli
hlt
.globl double_fault
double_fault:
push_trapframe $TRAP_DOUBLE_FAULT
handle_trap
/* TODO */
cli
hlt
.globl invl_tss
invl_tss:
push_trapframe $TRAP_INVLTSS
handle_trap
/* TODO */
cli
hlt
.globl segnp
segnp:
push_trapframe $TRAP_SEGNP
handle_trap
/* TODO */
cli
hlt
.globl general_prot
general_prot:
push_trapframe $TRAP_PROTFLT
handle_trap
/* TODO */
cli
hlt
.globl page_fault
page_fault:
push_trapframe $TRAP_PAGEFLT
handle_trap
/* TODO */
cli
hlt
.globl nmi
nmi:
push_trapframe_ec $TRAP_NMI
handle_trap
/* TODO */
cli
hlt
|
