Subversion Repositories HelenOS

Rev

Rev 1787 | Rev 1854 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 1787 Rev 1852
1
/*
1
/*
2
 * Copyright (C) 2005 Jakub Jermar
2
 * Copyright (C) 2005 Jakub Jermar
3
 * All rights reserved.
3
 * All rights reserved.
4
 *
4
 *
5
 * Redistribution and use in source and binary forms, with or without
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
6
 * modification, are permitted provided that the following conditions
7
 * are met:
7
 * are met:
8
 *
8
 *
9
 * - Redistributions of source code must retain the above copyright
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
15
 *   derived from this software without specific prior written permission.
16
 *
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
27
 */
28
 
28
 
29
/** @addtogroup sparc64interrupt
29
/** @addtogroup sparc64interrupt
30
 * @{
30
 * @{
31
 */
31
 */
32
/**
32
/**
33
 * @file
33
 * @file
34
 * @brief This file contains register window trap handlers.
34
 * @brief This file contains register window trap handlers.
35
 */
35
 */
36
 
36
 
37
#ifndef __sparc64_REGWIN_H__
37
#ifndef __sparc64_REGWIN_H__
38
#define __sparc64_REGWIN_H__
38
#define __sparc64_REGWIN_H__
39
 
39
 
40
#include <arch/stack.h>
40
#include <arch/stack.h>
-
 
41
#include <arch/arch.h>
41
 
42
 
42
#define TT_CLEAN_WINDOW         0x24
43
#define TT_CLEAN_WINDOW         0x24
43
#define TT_SPILL_0_NORMAL       0x80
44
#define TT_SPILL_0_NORMAL       0x80
44
#define TT_FILL_0_NORMAL        0xc0
45
#define TT_FILL_0_NORMAL        0xc0
45
 
46
 
46
#define REGWIN_HANDLER_SIZE     128
47
#define REGWIN_HANDLER_SIZE     128
47
 
48
 
48
#define CLEAN_WINDOW_HANDLER_SIZE   REGWIN_HANDLER_SIZE
49
#define CLEAN_WINDOW_HANDLER_SIZE   REGWIN_HANDLER_SIZE
49
#define SPILL_HANDLER_SIZE      REGWIN_HANDLER_SIZE
50
#define SPILL_HANDLER_SIZE      REGWIN_HANDLER_SIZE
50
#define FILL_HANDLER_SIZE       REGWIN_HANDLER_SIZE
51
#define FILL_HANDLER_SIZE       REGWIN_HANDLER_SIZE
51
 
52
 
-
 
53
#define NWINDOW     8
-
 
54
 
52
/** Window Save Area offsets. */
55
/* Window Save Area offsets. */
53
#define L0_OFFSET   0
56
#define L0_OFFSET   0
54
#define L1_OFFSET   8
57
#define L1_OFFSET   8
55
#define L2_OFFSET   16
58
#define L2_OFFSET   16
56
#define L3_OFFSET   24
59
#define L3_OFFSET   24
57
#define L4_OFFSET   32
60
#define L4_OFFSET   32
58
#define L5_OFFSET   40
61
#define L5_OFFSET   40
59
#define L6_OFFSET   48
62
#define L6_OFFSET   48
60
#define L7_OFFSET   56
63
#define L7_OFFSET   56
61
#define I0_OFFSET   64
64
#define I0_OFFSET   64
62
#define I1_OFFSET   72
65
#define I1_OFFSET   72
63
#define I2_OFFSET   80
66
#define I2_OFFSET   80
64
#define I3_OFFSET   88
67
#define I3_OFFSET   88
65
#define I4_OFFSET   96
68
#define I4_OFFSET   96
66
#define I5_OFFSET   104
69
#define I5_OFFSET   104
67
#define I6_OFFSET   112
70
#define I6_OFFSET   112
68
#define I7_OFFSET   120
71
#define I7_OFFSET   120
69
 
72
 
70
#ifdef __ASM__
73
#ifdef __ASM__
-
 
74
 
-
 
75
/*
-
 
76
 * Macro used by the nucleus and the primary context 0 during normal and other spills.
-
 
77
 */
71
.macro SPILL_NORMAL_HANDLER
78
.macro SPILL_NORMAL_HANDLER_KERNEL
72
    stx %l0, [%sp + STACK_BIAS + L0_OFFSET]
79
    stx %l0, [%sp + STACK_BIAS + L0_OFFSET]
73
    stx %l1, [%sp + STACK_BIAS + L1_OFFSET]
80
    stx %l1, [%sp + STACK_BIAS + L1_OFFSET]
74
    stx %l2, [%sp + STACK_BIAS + L2_OFFSET]
81
    stx %l2, [%sp + STACK_BIAS + L2_OFFSET]
75
    stx %l3, [%sp + STACK_BIAS + L3_OFFSET]
82
    stx %l3, [%sp + STACK_BIAS + L3_OFFSET]
76
    stx %l4, [%sp + STACK_BIAS + L4_OFFSET]
83
    stx %l4, [%sp + STACK_BIAS + L4_OFFSET]
77
    stx %l5, [%sp + STACK_BIAS + L5_OFFSET]
84
    stx %l5, [%sp + STACK_BIAS + L5_OFFSET]
78
    stx %l6, [%sp + STACK_BIAS + L6_OFFSET]
85
    stx %l6, [%sp + STACK_BIAS + L6_OFFSET]
79
    stx %l7, [%sp + STACK_BIAS + L7_OFFSET]
86
    stx %l7, [%sp + STACK_BIAS + L7_OFFSET]
80
    stx %i0, [%sp + STACK_BIAS + I0_OFFSET]
87
    stx %i0, [%sp + STACK_BIAS + I0_OFFSET]
81
    stx %i1, [%sp + STACK_BIAS + I1_OFFSET]
88
    stx %i1, [%sp + STACK_BIAS + I1_OFFSET]
82
    stx %i2, [%sp + STACK_BIAS + I2_OFFSET]
89
    stx %i2, [%sp + STACK_BIAS + I2_OFFSET]
83
    stx %i3, [%sp + STACK_BIAS + I3_OFFSET]
90
    stx %i3, [%sp + STACK_BIAS + I3_OFFSET]
84
    stx %i4, [%sp + STACK_BIAS + I4_OFFSET]
91
    stx %i4, [%sp + STACK_BIAS + I4_OFFSET]
85
    stx %i5, [%sp + STACK_BIAS + I5_OFFSET]
92
    stx %i5, [%sp + STACK_BIAS + I5_OFFSET]
86
    stx %i6, [%sp + STACK_BIAS + I6_OFFSET]
93
    stx %i6, [%sp + STACK_BIAS + I6_OFFSET]
87
    stx %i7, [%sp + STACK_BIAS + I7_OFFSET]
94
    stx %i7, [%sp + STACK_BIAS + I7_OFFSET]
88
    saved
95
    saved
89
    retry
96
    retry
90
.endm
97
.endm
91
 
98
 
-
 
99
/*
-
 
100
 * Macro used by the userspace during normal spills.
-
 
101
 */
-
 
102
.macro SPILL_NORMAL_HANDLER_USERSPACE
-
 
103
    wr ASI_AIUP, %asi
-
 
104
    stxa %l0, [%sp + STACK_BIAS + L0_OFFSET] %asi
-
 
105
    stxa %l1, [%sp + STACK_BIAS + L1_OFFSET] %asi
-
 
106
    stxa %l2, [%sp + STACK_BIAS + L2_OFFSET] %asi
-
 
107
    stxa %l3, [%sp + STACK_BIAS + L3_OFFSET] %asi
-
 
108
    stxa %l4, [%sp + STACK_BIAS + L4_OFFSET] %asi
-
 
109
    stxa %l5, [%sp + STACK_BIAS + L5_OFFSET] %asi
-
 
110
    stxa %l6, [%sp + STACK_BIAS + L6_OFFSET] %asi
-
 
111
    stxa %l7, [%sp + STACK_BIAS + L7_OFFSET] %asi
-
 
112
    stxa %i0, [%sp + STACK_BIAS + I0_OFFSET] %asi
-
 
113
    stxa %i1, [%sp + STACK_BIAS + I1_OFFSET] %asi
-
 
114
    stxa %i2, [%sp + STACK_BIAS + I2_OFFSET] %asi
-
 
115
    stxa %i3, [%sp + STACK_BIAS + I3_OFFSET] %asi
-
 
116
    stxa %i4, [%sp + STACK_BIAS + I4_OFFSET] %asi
-
 
117
    stxa %i5, [%sp + STACK_BIAS + I5_OFFSET] %asi
-
 
118
    stxa %i6, [%sp + STACK_BIAS + I6_OFFSET] %asi
-
 
119
    stxa %i7, [%sp + STACK_BIAS + I7_OFFSET] %asi
-
 
120
    saved
-
 
121
    retry
-
 
122
.endm
-
 
123
 
-
 
124
/*
-
 
125
 * Macro used by the userspace during other spills.
-
 
126
 */
-
 
127
.macro SPILL_OTHER_HANDLER_USERSPACE
-
 
128
    wr ASI_AIUS, %asi
-
 
129
    stxa %l0, [%sp + STACK_BIAS + L0_OFFSET] %asi
-
 
130
    stxa %l1, [%sp + STACK_BIAS + L1_OFFSET] %asi
-
 
131
    stxa %l2, [%sp + STACK_BIAS + L2_OFFSET] %asi
-
 
132
    stxa %l3, [%sp + STACK_BIAS + L3_OFFSET] %asi
-
 
133
    stxa %l4, [%sp + STACK_BIAS + L4_OFFSET] %asi
-
 
134
    stxa %l5, [%sp + STACK_BIAS + L5_OFFSET] %asi
-
 
135
    stxa %l6, [%sp + STACK_BIAS + L6_OFFSET] %asi
-
 
136
    stxa %l7, [%sp + STACK_BIAS + L7_OFFSET] %asi
-
 
137
    stxa %i0, [%sp + STACK_BIAS + I0_OFFSET] %asi
-
 
138
    stxa %i1, [%sp + STACK_BIAS + I1_OFFSET] %asi
-
 
139
    stxa %i2, [%sp + STACK_BIAS + I2_OFFSET] %asi
-
 
140
    stxa %i3, [%sp + STACK_BIAS + I3_OFFSET] %asi
-
 
141
    stxa %i4, [%sp + STACK_BIAS + I4_OFFSET] %asi
-
 
142
    stxa %i5, [%sp + STACK_BIAS + I5_OFFSET] %asi
-
 
143
    stxa %i6, [%sp + STACK_BIAS + I6_OFFSET] %asi
-
 
144
    stxa %i7, [%sp + STACK_BIAS + I7_OFFSET] %asi
-
 
145
    saved
-
 
146
    retry
-
 
147
.endm
-
 
148
 
-
 
149
 
-
 
150
/*
-
 
151
 * Macro used by the nucleus and the primary context 0 during normal fills.
-
 
152
 */
92
.macro FILL_NORMAL_HANDLER
153
.macro FILL_NORMAL_HANDLER_KERNEL
93
    ldx [%sp + STACK_BIAS + L0_OFFSET], %l0
154
    ldx [%sp + STACK_BIAS + L0_OFFSET], %l0
94
    ldx [%sp + STACK_BIAS + L1_OFFSET], %l1
155
    ldx [%sp + STACK_BIAS + L1_OFFSET], %l1
95
    ldx [%sp + STACK_BIAS + L2_OFFSET], %l2
156
    ldx [%sp + STACK_BIAS + L2_OFFSET], %l2
96
    ldx [%sp + STACK_BIAS + L3_OFFSET], %l3
157
    ldx [%sp + STACK_BIAS + L3_OFFSET], %l3
97
    ldx [%sp + STACK_BIAS + L4_OFFSET], %l4
158
    ldx [%sp + STACK_BIAS + L4_OFFSET], %l4
98
    ldx [%sp + STACK_BIAS + L5_OFFSET], %l5
159
    ldx [%sp + STACK_BIAS + L5_OFFSET], %l5
99
    ldx [%sp + STACK_BIAS + L6_OFFSET], %l6
160
    ldx [%sp + STACK_BIAS + L6_OFFSET], %l6
100
    ldx [%sp + STACK_BIAS + L7_OFFSET], %l7
161
    ldx [%sp + STACK_BIAS + L7_OFFSET], %l7
101
    ldx [%sp + STACK_BIAS + I0_OFFSET], %i0
162
    ldx [%sp + STACK_BIAS + I0_OFFSET], %i0
102
    ldx [%sp + STACK_BIAS + I1_OFFSET], %i1
163
    ldx [%sp + STACK_BIAS + I1_OFFSET], %i1
103
    ldx [%sp + STACK_BIAS + I2_OFFSET], %i2
164
    ldx [%sp + STACK_BIAS + I2_OFFSET], %i2
104
    ldx [%sp + STACK_BIAS + I3_OFFSET], %i3
165
    ldx [%sp + STACK_BIAS + I3_OFFSET], %i3
105
    ldx [%sp + STACK_BIAS + I4_OFFSET], %i4
166
    ldx [%sp + STACK_BIAS + I4_OFFSET], %i4
106
    ldx [%sp + STACK_BIAS + I5_OFFSET], %i5
167
    ldx [%sp + STACK_BIAS + I5_OFFSET], %i5
107
    ldx [%sp + STACK_BIAS + I6_OFFSET], %i6
168
    ldx [%sp + STACK_BIAS + I6_OFFSET], %i6
108
    ldx [%sp + STACK_BIAS + I7_OFFSET], %i7
169
    ldx [%sp + STACK_BIAS + I7_OFFSET], %i7
109
    restored
170
    restored
-
 
171
    retry
-
 
172
.endm
-
 
173
 
-
 
174
/*
-
 
175
 * Macro used by the userspace during normal fills.
-
 
176
 */
-
 
177
.macro FILL_NORMAL_HANDLER_USERSPACE
-
 
178
    wr ASI_AIUP, %asi
-
 
179
    ldxa [%sp + STACK_BIAS + L0_OFFSET] %asi, %l0
-
 
180
    ldxa [%sp + STACK_BIAS + L1_OFFSET] %asi, %l1
-
 
181
    ldxa [%sp + STACK_BIAS + L2_OFFSET] %asi, %l2
-
 
182
    ldxa [%sp + STACK_BIAS + L3_OFFSET] %asi, %l3
-
 
183
    ldxa [%sp + STACK_BIAS + L4_OFFSET] %asi, %l4
-
 
184
    ldxa [%sp + STACK_BIAS + L5_OFFSET] %asi, %l5
-
 
185
    ldxa [%sp + STACK_BIAS + L6_OFFSET] %asi, %l6
-
 
186
    ldxa [%sp + STACK_BIAS + L7_OFFSET] %asi, %l7
-
 
187
    ldxa [%sp + STACK_BIAS + I0_OFFSET] %asi, %i0
-
 
188
    ldxa [%sp + STACK_BIAS + I1_OFFSET] %asi, %i1
-
 
189
    ldxa [%sp + STACK_BIAS + I2_OFFSET] %asi, %i2
-
 
190
    ldxa [%sp + STACK_BIAS + I3_OFFSET] %asi, %i3
-
 
191
    ldxa [%sp + STACK_BIAS + I4_OFFSET] %asi, %i4
-
 
192
    ldxa [%sp + STACK_BIAS + I5_OFFSET] %asi, %i5
-
 
193
    ldxa [%sp + STACK_BIAS + I6_OFFSET] %asi, %i6
-
 
194
    ldxa [%sp + STACK_BIAS + I7_OFFSET] %asi, %i7
-
 
195
    restored
-
 
196
    retry
-
 
197
.endm
-
 
198
 
-
 
199
/*
-
 
200
 * Macro used by the userspace during other fills.
-
 
201
 */
-
 
202
.macro FILL_OTHER_HANDLER_USERSPACE
-
 
203
    wr ASI_AIUS, %asi
-
 
204
    ldxa [%sp + STACK_BIAS + L0_OFFSET] %asi, %l0
-
 
205
    ldxa [%sp + STACK_BIAS + L1_OFFSET] %asi, %l1
-
 
206
    ldxa [%sp + STACK_BIAS + L2_OFFSET] %asi, %l2
-
 
207
    ldxa [%sp + STACK_BIAS + L3_OFFSET] %asi, %l3
-
 
208
    ldxa [%sp + STACK_BIAS + L4_OFFSET] %asi, %l4
-
 
209
    ldxa [%sp + STACK_BIAS + L5_OFFSET] %asi, %l5
-
 
210
    ldxa [%sp + STACK_BIAS + L6_OFFSET] %asi, %l6
-
 
211
    ldxa [%sp + STACK_BIAS + L7_OFFSET] %asi, %l7
-
 
212
    ldxa [%sp + STACK_BIAS + I0_OFFSET] %asi, %i0
-
 
213
    ldxa [%sp + STACK_BIAS + I1_OFFSET] %asi, %i1
-
 
214
    ldxa [%sp + STACK_BIAS + I2_OFFSET] %asi, %i2
-
 
215
    ldxa [%sp + STACK_BIAS + I3_OFFSET] %asi, %i3
-
 
216
    ldxa [%sp + STACK_BIAS + I4_OFFSET] %asi, %i4
-
 
217
    ldxa [%sp + STACK_BIAS + I5_OFFSET] %asi, %i5
-
 
218
    ldxa [%sp + STACK_BIAS + I6_OFFSET] %asi, %i6
-
 
219
    ldxa [%sp + STACK_BIAS + I7_OFFSET] %asi, %i7
-
 
220
    restored
110
    retry
221
    retry
111
.endm
222
.endm
112
 
223
 
113
.macro CLEAN_WINDOW_HANDLER
224
.macro CLEAN_WINDOW_HANDLER
114
    rdpr %cleanwin, %l0
225
    rdpr %cleanwin, %l0
115
    add %l0, 1, %l0
226
    add %l0, 1, %l0
116
    wrpr %l0, 0, %cleanwin
227
    wrpr %l0, 0, %cleanwin
117
    mov %r0, %l0
228
    mov %r0, %l0
118
    mov %r0, %l1
229
    mov %r0, %l1
119
    mov %r0, %l2
230
    mov %r0, %l2
120
    mov %r0, %l3
231
    mov %r0, %l3
121
    mov %r0, %l4
232
    mov %r0, %l4
122
    mov %r0, %l5
233
    mov %r0, %l5
123
    mov %r0, %l6
234
    mov %r0, %l6
124
    mov %r0, %l7
235
    mov %r0, %l7
125
    mov %r0, %o0
236
    mov %r0, %o0
126
    mov %r0, %o1
237
    mov %r0, %o1
127
    mov %r0, %o2
238
    mov %r0, %o2
128
    mov %r0, %o3
239
    mov %r0, %o3
129
    mov %r0, %o4
240
    mov %r0, %o4
130
    mov %r0, %o5
241
    mov %r0, %o5
131
    mov %r0, %o6
242
    mov %r0, %o6
132
    mov %r0, %o7
243
    mov %r0, %o7
133
    retry
244
    retry
134
.endm
245
.endm
135
#endif /* __ASM__ */
246
#endif /* __ASM__ */
136
 
247
 
137
#endif
248
#endif
138
 
249
 
139
/** @}
250
/** @}
140
 */
251
 */
141
 
252
 
142
 
253